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Collection  12 March 2021

2020 Top 50 Life and Biological Sciences Articles

We are pleased to share with you the 50 most downloaded Nature Communications articles* in the life and biological sciences published in 2020. (Please note we have a separate collection on the Top 50 SARS-CoV-2 papers .) Featuring authors from around the world, these papers highlight valuable research from an international community.

Browse all Top 50 subject area collections here .

* Data obtained from SN Insights (based on Digital Science's Dimensions) and has been normalised to account for articles published later in the year.

Vitamin D metabolites and the gut microbiome in older men

Here, the authors investigate associations of vitamin D metabolites with gut microbiome in a cross-sectional analysis of 567 elderly men enrolled in the Osteoporotic Fractures in Men (MrOS) Study and find larger alpha-diversity correlates with high 1,25(OH)2D and high 24,25(OH)2D and higher ratios of activation and catabolism.

• Robert L. Thomas
• Lingjing Jiang
• Deborah M. Kado

The misuse of colour in science communication

The accurate representation of data is essential in science communication, however, colour maps that visually distort data through uneven colour gradients or are unreadable to those with colour vision deficiency remain prevalent. Here, the authors present a simple guide for the scientific use of colour and highlight ways for the scientific community to identify and prevent the misuse of colour in science.

• Fabio Crameri
• Grace E. Shephard
• Philip J. Heron

Effect of gut microbiota on depressive-like behaviors in mice is mediated by the endocannabinoid system

The gut microbiota may contribute to depression, but the underlying mechanism is not well understood. Here the authors use a mouse model of stress induced depression to demonstrate that behavioural changes conferred by fecal transplant from stressed to naïve mice require the endocannabinoid system.

• Grégoire Chevalier
• Eleni Siopi
• Pierre-Marie Lledo

The default network of the human brain is associated with perceived social isolation

Here, using pattern-learning analyses of structural, functional, and diffusion brain scans in ~40,000 UK Biobank participants, the authors provide population-scale evidence that the default network is associated with perceived social isolation.

• R. Nathan Spreng
• Emile Dimas
• Danilo Bzdok

Non-invasive early detection of cancer four years before conventional diagnosis using a blood test

Patients whose disease is diagnosed in its early stages have better outcomes. In this study, the authors develop a non invasive blood test based on circulating tumor DNA methylation that can potentially detect cancer occurrence even in asymptomatic patients.

• Xingdong Chen
• Jeffrey Gole

Deep learning suggests that gene expression is encoded in all parts of a co-evolving interacting gene regulatory structure

Regulatory and coding regions of genes are shaped by evolution to control expression levels. Here, the authors use deep learning to identify rules controlling gene expression levels and suggest that all parts of the gene regulatory structure interact in this.

• Christoph S. Börlin
• Aleksej Zelezniak

A systematic review of antibody mediated immunity to coronaviruses: kinetics, correlates of protection, and association with severity

Antibody mediated immunity to SARS-CoV-2 will affect future transmission and disease severity. This systematic review on antibody response to coronaviruses, including SARS-CoV-2, SARS-CoV, MERS-CoV and endemic coronaviruses provides insights into kinetics, correlates of protection, and association with disease severity.

• Angkana T. Huang
• Bernardo Garcia-Carreras
• Derek A. T. Cummings

Biomineral armor in leaf-cutter ants

Biomineral armour is known in a number of diverse creatures but has not previously been observed in insects. Here, the authors report on the discovery and characterization of high-magnesium calcite armour which overlays the exoskeletons of leaf-cutter ants.

• Chang-Yu Sun
• Cameron R. Currie

Senolytics prevent mt-DNA-induced inflammation and promote the survival of aged organs following transplantation

Organ transplantation involving aged donors is often confounded by reduced post-transplantation organ survival. By studying both human organs and mouse transplantation models, here the authors show that pretreating the donors with senolytics to reduce mitochondria DNA and pro-inflammatory dendritic cells may help promote survival of aged organs.

• Jasper Iske
• Midas Seyda
• Stefan G. Tullius

Fasting mimicking diet as an adjunct to neoadjuvant chemotherapy for breast cancer in the multicentre randomized phase 2 DIRECT trial

Preclinical evidence suggests that a fasting mimicking diet (FMD) can make cancer cells more vulnerable to chemotherapy, while protecting normal cells. In this randomized phase II clinical trial of 131 patients with HER2 negative early stage breast cancer, the authors demonstrate that FMD is safe and enhances the effects of neoadjuvant chemotherapy on radiological and pathological tumor response.

• Stefanie de Groot
• Rieneke T. Lugtenberg
• Dutch Breast Cancer Research Group (BOOG)

Aerobic microbial life persists in oxic marine sediment as old as 101.5 million years

The discovery of aerobic microbial communities in nutrient-poor sediments below the seafloor begs the question of the mechanisms for their persistence. Here the authors investigate subseafloor sediment in the South Pacific Gyre abyssal plain, showing that aerobic microbial life can be revived and retain metabolic potential even from 101.5 Ma-old sediment.

• Yuki Morono
• Fumio Inagaki

The auxin-inducible degron 2 technology provides sharp degradation control in yeast, mammalian cells, and mice

Auxin-inducible degron systems can be leaky and require high doses of auxin. Here the authors establish AID2 which uses an OsTIR1 mutant and the ligand 5-Ph-IAA to overcome these problems and establish AID-mediated target depletion in mice.

• Aisha Yesbolatova
• Yuichiro Saito
• Masato T. Kanemaki

Origin and cross-species transmission of bat coronaviruses in China

Bats are a likely reservoir of zoonotic coronaviruses (CoVs). Here, analyzing bat CoV sequences in China, the authors find that alpha-CoVs have switched hosts more frequently than betaCoVs, identify a bat family and genus that are highly involved in host-switching, and define hotspots of CoV evolutionary diversity.

• Alice Latinne
• Peter Daszak

Multivariate genomic scan implicates novel loci and haem metabolism in human ageing

Ageing phenotypes are of great interest but are difficult to study genetically, partly due to the sample sizes required. Here, the authors present a multivariate framework to combine GWAS summary statistics and increase statistical power, identifying additional loci enriched for aging.

• Paul R. H. J. Timmers
• James F. Wilson
• Joris Deelen

A microsporidian impairs Plasmodium falciparum transmission in Anopheles arabiensis mosquitoes

Mircobial symbionts of mosquitoes can affect transmission of human pathogens. Here, Herren et al . identify a microsporidian symbiont in Anopheles gambiae that impairs transmission without affecting mosquito fecundity or survival.

• Jeremy K. Herren
• Lilian Mbaisi
• Steven P. Sinkins

Gene editing and elimination of latent herpes simplex virus in vivo

Herpes simplex virus establishes lifelong latency in ganglionic neurons, which are the source for recurrent infection. Here Aubert et al. report a promising antiviral therapy based on gene editing with adeno-associated virus-delivered meganucleases, which leads to a significant reduction in ganglionic HSV loads and HSV reactivation.

• Martine Aubert
• Daniel E. Strongin
• Keith R. Jerome

A predictive index for health status using species-level gut microbiome profiling

A biologically-interpretable and robust metric that provides insight into one’s health status from a gut microbiome sample is an important clinical goal in current human microbiome research. Herein, the authors introduce a species-level index that predicts the likelihood of having a disease.

• Vinod K. Gupta
• Jaeyun Sung

Bacterial nanotubes as a manifestation of cell death

Bacterial nanotubes and other similar membranous structures have been reported to function as conduits between cells to exchange DNA, proteins, and nutrients. Here the authors provide evidence that bacterial nanotubes are formed only by dead or dying cells, thus questioning their previously proposed functions.

• Jiří Pospíšil
• Dragana Vítovská
• Libor Krásný

Gut microbiota mediates intermittent-fasting alleviation of diabetes-induced cognitive impairment

Intermittent fasting (IF) has been shown beneficial in reducing metabolic diseases. Here, using a multi-omics approach in a T2D mouse model, the authors report that IF alters the composition of the gut microbiota and improves metabolic phenotypes that correlate with cognitive behavior.

• Zhigang Liu
• Xiaoshuang Dai

Transient non-integrative expression of nuclear reprogramming factors promotes multifaceted amelioration of aging in human cells

Aging involves gradual loss of tissue function, and transcription factor (TF) expression can ameliorate this in progeroid mice. Here the authors show that transient TF expression reverses age-associated epigenetic marks, inflammatory profiles and restores regenerative potential in naturally aged human cells.

• Tapash Jay Sarkar
• Marco Quarta
• Vittorio Sebastiano

Mitochondrial TCA cycle metabolites control physiology and disease

Mitochondrial metabolites contribute to more than biosynthesis, and it is clear that they influence multiple cellular functions in a variety of ways. Here, Martínez-Reyes and Chandel review key metabolites and describe their effects on processes involved in physiology and disease including chromatin dynamics, immunity, and hypoxia.

• Inmaculada Martínez-Reyes
• Navdeep S. Chandel

A deep learning model to predict RNA-Seq expression of tumours from whole slide images

RNA-sequencing of tumour tissue can provide important diagnostic and prognostic information but this is costly and not routinely performed in all clinical settings. Here, the authors show that whole slide histology slides—part of routine care—can be used to predict RNA-sequencing data and thus reduce the need for additional analyses.

• Benoît Schmauch
• Alberto Romagnoni
• Gilles Wainrib

Circadian regulation of mitochondrial uncoupling and lifespan

Disruption of different components of molecular circadian clocks has varying effects on health and lifespan of model organisms. Here the authors show that loss of period extends life in drosophila melanogaster.

• Matt Ulgherait
• Mimi Shirasu-Hiza

Circadian control of brain glymphatic and lymphatic fluid flow

Glymphatic function is increased during the rest phase while more cerebrospinal fluid (CSF) drains directly to the lymphatic system during the active phase. The water channel aquaporin-4 supports these endogenous, circadian rhythms in CSF distribution.

• Lauren M. Hablitz
• Virginia Plá
• Maiken Nedergaard

Brain-inspired replay for continual learning with artificial neural networks

One challenge that faces artificial intelligence is the inability of deep neural networks to continuously learn new information without catastrophically forgetting what has been learnt before. To solve this problem, here the authors propose a replay-based algorithm for deep learning without the need to store data.

• Gido M. van de Ven
• Hava T. Siegelmann
• Andreas S. Tolias

Single-cell RNA-seq reveals that glioblastoma recapitulates a normal neurodevelopmental hierarchy

Glioblastoma is thought to arise from neural stem cells. Here, to investigate this, the authors use single-cell RNA-sequencing to compare glioblastoma to the fetal human brain, and find a similarity between glial progenitor cells and a subpopulation of glioblastoma cells.

• Charles P. Couturier
• Shamini Ayyadhury
• Kevin Petrecca

Deep learning for genomics using Janggu

Deep learning is becoming a popular approach for understanding biological processes but can be hard to adapt to new questions. Here, the authors develop Janggu, a python library that aims to ease data acquisition and model evaluation and facilitate deep learning applications in genomics.

• Wolfgang Kopp
• Altuna Akalin

Versatile whole-organ/body staining and imaging based on electrolyte-gel properties of biological tissues

Tissue clearing has revolutionised histology, but limited penetration of antibodies and stains into thick tissue segments is still a bottleneck. Here, the authors characterise optically cleared tissue as an electrolyte gel and apply this knowledge to stain the entirety of thick tissue samples.

• Etsuo A. Susaki
• Chika Shimizu
• Hiroki R. Ueda

Sestrins are evolutionarily conserved mediators of exercise benefits

Exercise improves metabolic health and physical condition, particularly important for health in aged individuals. Here, the authors identify that Sestrins, proteins induced by exercise, are key mediators of the metabolic adaptation to exercise and increase endurance through the AKT and PGC1a axes.

• Myungjin Kim
• Alyson Sujkowski
• Jun Hee Lee

Synergistic effect of fasting-mimicking diet and vitamin C against KRAS mutated cancers

Fasting diets are emerging as an approach to delay tumor progression and improve cancer therapies. Here, the authors show that the combination of fasting-mimicking diet with vitamin C decreases tumor development and increases chemotherapy efficacy in KRAS-mutant cancer.

• Maira Di Tano
• Franca Raucci
• Valter D. Longo

Single-cell RNA sequencing demonstrates the molecular and cellular reprogramming of metastatic lung adenocarcinoma

Understanding the mechanisms that lead to lung adenocarcinoma metastasis is important for identifying new therapeutics. Here, the authors document the changes in the transcriptome of human lung adenocarcinoma using single-cell sequencing and link cancer cell signatures to immune cell dynamics.

• Nayoung Kim
• Hong Kwan Kim
• Hae-Ock Lee

A deep learning system accurately classifies primary and metastatic cancers using passenger mutation patterns

Some cancer patients first present with metastases where the location of the primary is unidentified; these are difficult to treat. In this study, using machine learning, the authors develop a method to determine the tissue of origin of a cancer based on whole sequencing data.

• Gurnit Atwal
• PCAWG Consortium

Single-cell RNA-sequencing of differentiating iPS cells reveals dynamic genetic effects on gene expression

Studying the genetic effects on early stages of human development is challenging due to a scarcity of biological material. Here, the authors utilise induced pluripotent stem cells from 125 donors to track gene expression changes and expression quantitative trait loci at single cell resolution during in vitro endoderm differentiation.

• Anna S. E. Cuomo
• Daniel D. Seaton
• Oliver Stegle

Trajectory-based differential expression analysis for single-cell sequencing data

Downstream of trajectory inference for cell lineages based on scRNA-seq data, differential expression analysis yields insight into biological processes. Here, Van den Berge et al. develop tradeSeq, a framework for the inference of within and between-lineage differential expression, based on negative binomial generalized additive models.

• Koen Van den Berge
• Hector Roux de Bézieux
• Lieven Clement

Large-scale genome-wide analysis links lactic acid bacteria from food with the gut microbiome

Here, Pasolli et al. perform a large-scale genome-wide comparative analysis of publicly available and newly sequenced food and human metagenomes to investigate the prevalence and diversity of lactic acid bacteria (LAB), indicating food as a major source of LAB species in the human gut.

• Edoardo Pasolli
• Francesca De Filippis
• Danilo Ercolini

Genetic history from the Middle Neolithic to present on the Mediterranean island of Sardinia

Ancient DNA analysis of early European farmers has found a high level of genetic affinity with present-day Sardinians. Here, the authors generate genome-wide capture data for 70 individuals from Sardinia spanning the Middle Neolithic to Medieval period to reveal relationships with mainland European populations shifting over time.

• Joseph H. Marcus
• Cosimo Posth
• John Novembre

Sex and APOE ε4 genotype modify the Alzheimer’s disease serum metabolome

Sex and the APOE ε4 genotype are important risk factors for late-onset Alzheimer’s disease. In the current study, the authors investigate how sex and APOE ε4 genotype modify the association between Alzheimer’s disease biomarkers and metabolites in serum.

• Matthias Arnold
• Kwangsik Nho
• Gabi Kastenmüller

Integrative pathway enrichment analysis of multivariate omics data

Multi-omics datasets pose major challenges to data interpretation and hypothesis generation owing to their high-dimensional molecular profiles. Here, the authors develop ActivePathways method, which uses data fusion techniques for integrative pathway analysis of multi-omics data and candidate gene discovery.

• Marta Paczkowska
• Jonathan Barenboim

Mitochondrial uncoupler BAM15 reverses diet-induced obesity and insulin resistance in mice

Obesity is a global pandemic with limited treatment options. Here, the authors show evidence in mice that the mitochondrial uncoupler BAM15 effectively induces fat loss without affecting food intake or compromising lean body mass.

• Stephanie J. Alexopoulos
• Sing-Young Chen
• Kyle L. Hoehn

Restriction of essential amino acids dictates the systemic metabolic response to dietary protein dilution

Dietary protein dilution, where protein is reduced and replaced by other nutrient sources without caloric restriction, promotes metabolic health via the hepatokine Fgf21. Here, the authors show that essential amino acids threonine and tryptophan are necessary and sufficient to induce these effects.

• Yann W. Yap
• Patricia M. Rusu
• Adam J. Rose

Multiplexed CRISPR technologies for gene editing and transcriptional regulation

Multiplexed CRISPR technologies have recently emerged as powerful approaches for genetic editing and transcriptional regulation. Here the authors review this emerging technology and discuss challenges and considerations for future studies.

• Nicholas S. McCarty
• Alicia E. Graham
• Rodrigo Ledesma-Amaro

Determining sequencing depth in a single-cell RNA-seq experiment

For single-cell RNA-seq experiments the sequencing budget is limited, and how it should be optimally allocated to maximize information is not clear. Here the authors develop a mathematical framework to show that, for estimating many gene properties, the optimal allocation is to sequence at the depth of one read per cell per gene.

• Martin Jinye Zhang
• Vasilis Ntranos

Sphingolipids produced by gut bacteria enter host metabolic pathways impacting ceramide levels

Ceramides are a type of sphingolipid (SL) that have been shown to play a role in several metabolic disorders. Here, the authors investigate the effect of SL-production by gut Bacteroides on host SL homeostasis and show that microbiome-derived SLs enter host circulation and alter ceramide production.

• Elizabeth L. Johnson
• Stacey L. Heaver
• Ruth E. Ley

Ancient genomes reveal social and genetic structure of Late Neolithic Switzerland

European populations underwent strong genetic changes during the Neolithic. Here, Furtwängler et al. provide ancient nuclear and mitochondrial genomic data from the region of Switzerland during the end of the Neolithic and the Early Bronze Age that reveal a complex genetic turnover during the arrival of steppe ancestry.

• Anja Furtwängler
• A. B. Rohrlach
• Johannes Krause

Brain insulin sensitivity is linked to adiposity and body fat distribution

Brain insulin action regulates eating behavior and whole-body energy fluxes, however the impact of brain insulin resistance on long-term weight and body fat composition is unknown. Here, the authors show that high brain insulin sensitivity is linked to weight loss during lifestyle intervention and associates with a favorable body fat distribution.

• Stephanie Kullmann
• Vera Valenta
• Martin Heni

Macrophages directly contribute collagen to scar formation during zebrafish heart regeneration and mouse heart repair

Macrophages mediate the fibrotic response after a heart attack by extracellular matrix turnover and cardiac fibroblasts activation. Here the authors identify an evolutionarily-conserved function of macrophages that contributes directly to the forming post-injury scar through cell-autonomous deposition of collagen.

• Filipa C. Simões
• Thomas J. Cahill
• Paul R. Riley

Sexual-dimorphism in human immune system aging

Whether the immune system aging differs between men and women is barely known. Here the authors characterize gene expression, chromatin state and immune subset composition in the blood of healthy humans 22 to 93 years of age, uncovering shared as well as sex-unique alterations, and create a web resource to interactively explore the data.

• Eladio J. Márquez
• Cheng-han Chung

Collagen-producing lung cell atlas identifies multiple subsets with distinct localization and relevance to fibrosis

Collagen production by lung cells is critical to maintain organ architecture but can also drive pathological scarring. Here the authors perform single cell RNA sequencing of collagen-producing lung cells identifying a subset of pathologic fibroblasts characterized by Cthrc1 expression which are concentrated within fibroblastic foci in fibrotic lungs and show a pro-fibrotic phenotype.

• Tatsuya Tsukui
• Kai-Hui Sun
• Dean Sheppard

Pathway and network analysis of more than 2500 whole cancer genomes

Understanding deregulation of biological pathways in cancer can provide insight into disease etiology and potential therapies. Here, as part of the PanCancer Analysis of Whole Genomes (PCAWG) consortium, the authors present pathway and network analysis of 2583 whole cancer genomes from 27 tumour types.

• Matthew A. Reyna

Single-cell transcriptomics identifies an effectorness gradient shaping the response of CD4 + T cells to cytokines

Cytokines critically control the differentiation and functions of activated naïve and memory T cells. Here the authors show, using multi-omics and single-cell analyses, that naïve and memory T cells exhibit distinct cytokine responses, in which an ‘effectorness gradient’ is depicted by a transcriptional continuum, which shapes the downstream genetic programs.

• Eddie Cano-Gamez
• Blagoje Soskic
• Gosia Trynka

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Genetic deletion of ITIH5 leads to increased development of adipose tissue in mice

Adipocytokines play a pivotal role in maintaining adipose tissue homeostasis by regulating cellular metabolism, proliferation, differentiation, and secretory activity. These soluble factors are relevant compon...

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Inhibition of forward and reverse transport of Ca 2+ via Na + /Ca 2+ exchangers (NCX) prevents sperm capacitation

While calcium is known to play a crucial role in mammalian sperm physiology, how it flows in and out of the male gamete is not completely understood. Herein, we investigated the involvement of Na + /Ca 2+ exchangers...

Selective disruption of synaptic NMDA receptors of the hippocampal trisynaptic circuit in Aβ pathology

Synaptic dysfunction is an early feature in Alzheimer’s disease (AD) pathogenesis and a major morphological correlate of memory deficits. Given the main synaptic location of N -methyl-D-aspartate receptors (NMDARs...

Placental growth factor mediates pathological uterine angiogenesis by activating the NFAT5-SGK1 signaling axis in the endometrium: implications for preeclampsia development

After menstruation the uterine spiral arteries are repaired through angiogenesis. This process is tightly regulated by the paracrine communication between endometrial stromal cells (EnSCs) and endothelial cell...

Dissecting reactive astrocyte responses: lineage tracing and morphology-based clustering

Brain damage triggers diverse cellular and molecular events, with astrocytes playing a crucial role in activating local neuroprotective and reparative signaling within damaged neuronal circuits. Here, we inves...

Neuronal repair after spinal cord injury by in vivo astrocyte reprogramming mediated by the overexpression of NeuroD1 and Neurogenin-2

As a common disabling disease, irreversible neuronal death due to spinal cord injury (SCI) is the root cause of functional impairment; however, the capacity for neuronal regeneration in the developing spinal c...

PvMYB60 gene, a candidate for drought tolerance improvement in common bean in a climate change context

Common bean ( Phaseolus vulgaris ) is one of the main nutritional resources in the world, and a low environmental impact source of protein. However, the majority of its cultivation areas are affected by drought and...

Enhancing adipose tissue functionality in obesity: senotherapeutics, autophagy and cellular senescence as a target

Obesity, a global health crisis, disrupts multiple systemic processes, contributing to a cascade of metabolic dysfunctions by promoting the pathological expansion of visceral adipose tissue (VAT). This expansi...

Effects of a supplemented diet containing 7 probiotic strains (Honeybeeotic) on honeybee physiology and immune response: analysis of hemolymph cytology, phenoloxidase activity, and gut microbiome

In this study, a probiotic mixture (Honeybeeotic) consisting of seven bacterial strains isolated from a unique population of honeybees ( Apis mellifera ligustica ) was used. That honeybee population was located in ...

Uncovering the role of the subcommissural organ in early brain development through transcriptomic analysis

The significant role of embryonic cerebrospinal fluid (eCSF) in the initial stages of brain development has been thoroughly studied. This fluid contains crucial molecules for proper brain development such as m...

A preclinical mice model of multiple sclerosis based on the toxin-induced double-site demyelination of callosal and cerebellar fibers

Multiple sclerosis (MS) is an irreversible progressive CNS pathology characterized by the loss of myelin (i.e. demyelination). The lack of myelin is followed by a progressive neurodegeneration triggering sympt...

Renoprotective effect of a novel combination of 6-gingerol and metformin in high-fat diet/streptozotocin-induced diabetic nephropathy in rats via targeting miRNA-146a, miRNA-223, TLR4/TRAF6/NLRP3 inflammasome pathway and HIF-1α

MiRNA-146a and miRNA-223 are key epigenetic regulators of toll-like receptor 4 (TLR4)/tumor necrosis factor-receptor-associated factor 6 (TRAF6)/NOD-like receptor family pyrin domain-containing 3 (NLRP3) infla...

Unveiling a novel memory center in human brain: neurochemical identification of the nucleus incertus , a key pontine locus implicated in stress and neuropathology

The nucleus incertus (NI) was originally described by Streeter in 1903, as a midline region in the floor of the fourth ventricle of the human brain with an ‘unknown’ function. More than a century later, the neuro...

Chrysin-loaded PEGylated liposomes protect against alloxan-induced diabetic neuropathy in rats: the interplay between endoplasmic reticulum stress and autophagy

Diabetic neuropathy (DN) is recognized as a significant complication arising from diabetes mellitus (DM). Pathogenesis of DN is accelerated by endoplasmic reticulum (ER) stress, which inhibits autophagy and co...

Lead and calcium crosstalk tempted acrosome damage and hyperpolarization of spermatozoa: signaling and ultra-structural evidences

Exposure of humans and animals to heavy metals is increasing day-by-day; thus, lead even today remains of significant public health concern. According to CDC, blood lead reference value (BLRV) ranges from 3.5 ...

Molecular hydrogen promotes retinal vascular regeneration and attenuates neovascularization and neuroglial dysfunction in oxygen-induced retinopathy mice

Retinopathy of Prematurity (ROP) is a proliferative retinal vascular disease occurring in the retina of premature infants and is the main cause of childhood blindness. Nowadays anti-VEGF and retinal photocoagu...

Retraction Note: Tridax procumbens flavonoids promote osteoblast differentiation and bone formation

Exercise reduces physical alterations in a rat model of fetal alcohol spectrum disorders.

Prenatal alcohol exposure (PAE) has serious physical consequences for children such as behavioral disabilities, growth disorders, neuromuscular problems, impaired motor coordination, and decreased muscle tone....

Loss of protein tyrosine phosphatase receptor delta PTPRD increases the number of cortical neurons, impairs synaptic function and induces autistic-like behaviors in adult mice

The brain cortex is responsible for many higher-level cognitive functions. Disruptions during cortical development have long-lasting consequences on brain function and are associated with the etiology of brain...

Inhibition of astroglial hemichannels prevents synaptic transmission decline during spreading depression

Spreading depression (SD) is an intriguing phenomenon characterized by massive slow brain depolarizations that affect neurons and glial cells. This phenomenon is repetitive and produces a metabolic overload th...

Correction: Conformational characterization of the mammalian-expressed SARS-CoV-2 recombinant receptor binding domain, a COVID-19 vaccine

The original article was published in Biological Research 2023 56 :22

The current insights of mitochondrial hormesis in the occurrence and treatment of bone and cartilage degeneration

It is widely acknowledged that aging, mitochondrial dysfunction, and cellular phenotypic abnormalities are intricately associated with the degeneration of bone and cartilage. Consequently, gaining a comprehens...

The crucial role of HFM1 in regulating FUS ubiquitination and localization for oocyte meiosis prophase I progression in mice

Helicase for meiosis 1 (HFM1), a putative DNA helicase expressed in germ-line cells, has been reported to be closely associated with premature ovarian insufficiency (POI). However, the underlying molecular mec...

Distinct properties of putative trophoblast stem cells established from somatic cell nuclear-transferred pig blastocysts

Genetically modified pigs are considered ideal models for studying human diseases and potential sources for xenotransplantation research. However, the somatic cell nuclear transfer (SCNT) technique utilized to...

Electroacupuncture attenuates neuropathic pain via suppressing BIP-IRE-1α-mediated endoplasmic reticulum stress in the anterior cingulate cortex

Studies have suggested that endoplasmic reticulum stress (ERS) is involved in neurological dysfunction and that electroacupuncture (EA) attenuates neuropathic pain (NP) via undefined pathways. However, the rol...

Effect of Cannabis sativa L. extracts, phytocannabinoids and their acetylated derivates on the SHSY-5Y neuroblastoma cells’ viability and caspases 3/7 activation

There is a need for novel treatments for neuroblastoma, despite the emergence of new biological and immune treatments, since refractory pediatric neuroblastoma is still a medical challenge. Phyto cannabinoids ...

The hepatoprotective effect of 4-phenyltetrahydroquinolines on carbon tetrachloride induced hepatotoxicity in rats through autophagy inhibition

The liver serves as a metabolic hub within the human body, playing a crucial role in various essential functions, such as detoxification, nutrient metabolism, and hormone regulation. Therefore, protecting the ...

Connexin channels and hemichannels are modulated differently by charge reversal at residues forming the intracellular pocket

Members of the β-subfamily of connexins contain an intracellular pocket surrounded by amino acid residues from the four transmembrane helices. The presence of this pocket has not previously been investigated i...

IDH1 mutation produces R-2-hydroxyglutarate (R-2HG) and induces mir-182-5p expression to regulate cell cycle and tumor formation in glioma

Mutations in isocitrate dehydrogenase 1 and 2 ( IDH1 and IDH2 ), are present in most gliomas. IDH1 mutation is an important prognostic marker in glioma. However, its regulatory mechanism in glioma remains incomplet...

Therapeutic potential of oleic acid supplementation in myotonic dystrophy muscle cell models

We recently reported that upregulation of Musashi 2 (MSI2) protein in the rare neuromuscular disease myotonic dystrophy type 1 contributes to the hyperactivation of the muscle catabolic processes autophagy and...

Dorsal root ganglion-derived exosomes deteriorate neuropathic pain by activating microglia via the microRNA-16-5p/HECTD1/HSP90 axis

The activated microglia have been reported as pillar factors in neuropathic pain (NP) pathology, but the molecules driving pain-inducible microglial activation require further exploration. In this study, we in...

MicroRNA-721 regulates gluconeogenesis via KDM2A-mediated epigenetic modulation in diet-induced insulin resistance in C57BL/6J mice

Aberrant gluconeogenesis is considered among primary drivers of hyperglycemia under insulin resistant conditions, with multiple studies pointing towards epigenetic dysregulation. Here we examine the role of mi...

Combined transcriptomics and proteomics unveil the impact of vitamin C in modulating specific protein abundance in the mouse liver

Vitamin C (ascorbate) is a water-soluble antioxidant and an important cofactor for various biosynthetic and regulatory enzymes. Mice can synthesize vitamin C thanks to the key enzyme gulonolactone oxidase (Gul...

Novel role of LLGL2 silencing in autophagy: reversing epithelial-mesenchymal transition in prostate cancer

Prostate cancer (PCa) is a major urological disease that is associated with significant morbidity and mortality in men. LLGL2 is the mammalian homolog of Lgl. It acts as a tumor suppressor in breast and hepati...

Rapid development and mass production of SARS-CoV-2 neutralizing chicken egg yolk antibodies with protective efficacy in hamsters

Despite the record speed of developing vaccines and therapeutics against the SARS-CoV-2 virus, it is not a given that such success can be secured in future pandemics. In addition, COVID-19 vaccination and appl...

High-fat diet, microbiome-gut-brain axis signaling, and anxiety-like behavior in male rats

Obesity, associated with the intake of a high-fat diet (HFD), and anxiety are common among those living in modern urban societies. Recent studies suggest a role of microbiome-gut-brain axis signaling, includin...

General regulatory factors exert differential effects on nucleosome sliding activity of the ISW1a complex

Chromatin dynamics is deeply involved in processes that require access to DNA, such as transcriptional regulation. Among the factors involved in chromatin dynamics at gene regulatory regions are general regula...

Establishment of primary prostate epithelial and tumorigenic cell lines using a non-viral immortalization approach

Research on prostate cancer is mostly performed using cell lines derived from metastatic disease, not reflecting stages of tumor initiation or early progression. Establishment of cancer cell lines derived from...

The effect of diabetes mellitus on differentiation of mesenchymal stem cells into insulin-producing cells

Diabetes mellitus (DM) is a global epidemic with increasing incidences. DM is a metabolic disease associated with chronic hyperglycemia. Aside from conventional treatments, there is no clinically approved cure...

Control of astrocytic Ca 2+ signaling by nitric oxide-dependent S-nitrosylation of Ca 2+ homeostasis modulator 1 channels

Astrocytes Ca 2+ signaling play a central role in the modulation of neuronal function. Activation of metabotropic glutamate receptors (mGluR) by glutamate released during an increase in synaptic activity triggers ...

Increased levels and activation of the IL-17 receptor in microglia contribute to enhanced neuroinflammation in cerebellum of hyperammonemic rats

Patients with liver cirrhosis may show minimal hepatic encephalopathy (MHE) with mild cognitive impairment and motor incoordination. Rats with chronic hyperammonemia reproduce these alterations. Motor incoordi...

Identification and expression analysis of two steamer-like retrotransposons in the Chilean blue mussel ( Mytilus chilensis )

Disseminated neoplasia (DN) is a proliferative cell disorder of the circulatory system of bivalve mollusks. The disease is transmitted between individuals and can also be induced by external chemical agents su...

Noncoding RNAs in skeletal development and disorders

Protein-encoding genes only constitute less than 2% of total human genomic sequences, and 98% of genetic information was previously referred to as “junk DNA”. Meanwhile, non-coding RNAs (ncRNAs) consist of app...

Cx43 hemichannels and panx1 channels contribute to ethanol-induced astrocyte dysfunction and damage

Alcohol, a widely abused drug, significantly diminishes life quality, causing chronic diseases and psychiatric issues, with severe health, societal, and economic repercussions. Previously, we demonstrated that...

Galectins in epithelial-mesenchymal transition: roles and mechanisms contributing to tissue repair, fibrosis and cancer metastasis

Galectins are soluble glycan-binding proteins that interact with a wide range of glycoproteins and glycolipids and modulate a broad spectrum of physiological and pathological processes. The expression and subc...

Glutaminolysis regulates endometrial fibrosis in intrauterine adhesion via modulating mitochondrial function

Endometrial fibrosis, a significant characteristic of intrauterine adhesion (IUA), is caused by the excessive differentiation and activation of endometrial stromal cells (ESCs). Glutaminolysis is the metabolic...

The long-chain flavodoxin FldX1 improves the biodegradation of 4-hydroxyphenylacetate and 3-hydroxyphenylacetate and counteracts the oxidative stress associated to aromatic catabolism in Paraburkholderia xenovorans

Bacterial aromatic degradation may cause oxidative stress. The long-chain flavodoxin FldX1 of Paraburkholderia xenovorans LB400 counteracts reactive oxygen species (ROS). The aim of this study was to evaluate the...

MicroRNA-148b secreted by bovine oviductal extracellular vesicles enhance embryo quality through BPM/TGF-beta pathway

Extracellular vesicles (EVs) and their cargoes, including MicroRNAs (miRNAs) play a crucial role in cell-to-cell communication. We previously demonstrated the upregulation of bta-mir-148b in EVs from oviductal...

YME1L-mediated mitophagy protects renal tubular cells against cellular senescence under diabetic conditions

The senescence of renal tubular epithelial cells (RTECs) is crucial in the progression of diabetic kidney disease (DKD). Accumulating evidence suggests a close association between insufficient mitophagy and RT...

Effects of latroeggtoxin-VI on dopamine and α-synuclein in PC12 cells and the implications for Parkinson’s disease

Parkinson’s disease (PD) is characterized by death of dopaminergic neurons leading to dopamine deficiency, excessive α-synuclein facilitating Lewy body formation, etc. Latroeggtoxin-VI (LETX-VI), a proteinaceo...

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Biological Research

ISSN: 0717-6287

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Differential methylation patterns in paternally imprinted gene promoter regions in sperm from hepatitis B virus infected individuals

Hepatitis B virus (HBV) infection poses a substantial threat to human health, impacting not only infected individuals but also potentially exerting adverse effects on the health of their offspring. The underly...

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Circulating microRNAs as potential biomarkers of physical activity in geriatric patients with HCV

Circulating microRNAs have been implicated in a diverse array of biological and pathological phenomena. Their potential utility as noninvasive biomarkers for screening and diagnosing various diseases has been ...

Correction: The primary cilium dampens proliferative signaling and represses a G2/M transcriptional network in quiescent myoblasts

The original article was published in BMC Molecular and Cell Biology 2020 21 :25

Upregulated dual oxidase 1-induced oxidative stress and caspase-1-dependent pyroptosis reflect the etiologies of heart failure

Oxidative stress is implicated in the pathogenesis of heart failure. Dual oxidase 1 (DUOX1) might be important in heart failure development through its mediating role in oxidative stress. This study was design...

Comparing chemical transfection, electroporation, and lentiviral vector transduction to achieve optimal transfection conditions in the Vero cell line

Transfection is an important analytical method for studying gene expression in the cellular environment. There are some barriers to efficient DNA transfection in host cells, including circumventing the plasma ...

High-fat diet enhances cell proliferation and compromises intestinal permeability in a translational canine intestinal organoid model

Emerging evidence underscores the responsiveness of the mammalian intestine to dietary cues, notably through the involvement of LGR5 + intestinal stem cells in orchestrating responses to diet-driven signals. H...

mTOR signaling pathway regulation HIF-1 α effects on LPS induced intestinal mucosal epithelial model damage

Sepsis-induced small-intestinal injury is associated with increased morbidity and mortality. Our previous study and other papers have shown that HIF-1α has a protective effect on intestinal mucosal injury in s...

Long non-coding RNA SOX2OT in tamoxifen-resistant breast cancer

Hormone receptor (HR)-positive breast cancer can become aggressive after developing hormone-treatment resistance. This study elucidated the role of long non-coding RNA (lncRNA) SOX2OT in tamoxifen-resistant (T...

Mice lacking DIO3 exhibit sex-specific alterations in circadian patterns of corticosterone and gene expression in metabolic tissues

Disruption of circadian rhythms is associated with neurological, endocrine and metabolic pathologies. We have recently shown that mice lacking functional type 3 deiodinase (DIO3), the enzyme that clears thyroi...

Optimization of seeding density of OP9 cells to improve hematopoietic differentiation efficiency

OP9 mouse stromal cell line has been widely used to induce differentiation of human embryonic stem cells (hESCs) into hematopoietic stem/progenitor cells (HSPCs). However, the whole co-culture procedure usuall...

Development of an in vitro human alveolar epithelial air-liquid interface model using a small molecule inhibitor cocktail

The alveolar epithelium is exposed to numerous stimuli, such as chemicals, viruses, and bacteria that cause a variety of pulmonary diseases through inhalation. Alveolar epithelial cells (AECs) cultured in vitr...

Mechanical stretch leads to increased caveolin-1 content and mineralization potential in extracellular vesicles from vascular smooth muscle cells

Hypertension-induced mechanical stress on vascular smooth muscle cells (VSMCs) is a known risk factor for vascular remodeling, including vascular calcification. Caveolin-1 (Cav-1), an integral structural compo...

Melatonin reduces lung injury in type 1 diabetic mice by the modulation of autophagy

In recent years, the role of autophagy has been highlighted in the pathogenesis of diabetes and inflammatory lung diseases. In this study, using a diabetic model of mice, we investigated the expression of auto...

TonEBP/NFAT5 expression is associated with cisplatin resistance and migration in macrophage-induced A549 cells

Macrophages promote angiogenesis, metastasis, and drug resistance in several cancers. Similarly, TonEBP/NFAT5 induces metastasis in renal carcinoma and colon cancer cells. However, the role of this transcripti...

Optimizing combination therapy in prostate cancer: mechanistic insights into the synergistic effects of Paclitaxel and Sulforaphane-induced apoptosis

Combination therapies in cancer treatment have demonstrated synergistic or additive outcomes while also reducing the development of drug resistance compared to monotherapy. This study explores the potential of...

CTC together with Shh and Nrf2 are prospective diagnostic markers for HNSCC

The lack of appropriate prognostic biomarkers remains a significant obstacle in the early detection of Head and Neck Squamous Cell Carcinoma (HNSCC), a cancer type with a high mortality rate. Despite considera...

Prioritization of Trypanosoma brucei editosome protein interactions interfaces at residue resolution through proteome-scale network analysis

Trypanosoma brucei is the causative agent for trypanosomiasis in humans and livestock, which presents a growing challenge due to drug resistance. While identifying novel drug targets is vital, the process is dela...

Sumoylation of SAP130 regulates its interaction with FAF1 as well as its protein stability and transcriptional repressor function

Fas-associated factor 1 (FAF1) is a multidomain protein that interacts with diverse partners to affect numerous cellular processes. Previously, we discovered two Small Ubiquitin-like Modifier (SUMO)-interactin...

Loss of Dec1 inhibits alcohol-induced hepatic lipid accumulation and circadian rhythm disorder

Chronic alcohol exposure increases liver damage such as lipid accumulation and hepatitis, resulting in hepatic cirrhosis. Chronic alcohol intake is known to disturb circadian rhythms in humans and animals. DEC...

Association between plasma L-carnitine levels and mitochondrial DNA copy number

Mitochondria are key cytoplasmic organelles in eukaryotic cells that generate adenosine triphosphate (ATP) through the electron transport chain and oxidative phosphorylation. Mitochondrial DNA (mtDNA) copy num...

Effect of Emi1 gene silencing on the proliferation and invasion of human breast cancer cells

Breast cancer is the most common malignant tumour in women. The early silk-splitting inhibitor protein 1 Emi1 is responsible for mediating ubiquitin protein degradation. The present study investigated the effe...

TNFα induces Caspase-3 activity in hematopoietic progenitor cells CD34+, CD33+, and CD41 + of myelodysplastic syndromes

Cytopenia is the primary feature of Myelodysplastic Syndrome, even in the presence of hypercellular bone marrow. TNFα is recognized as both a proinflammatory, and proapoptotic cytokine with a well established ...

From network analysis to experimental validation: identification of regulators of non-muscle myosin II contractility using the folded-gastrulation signaling pathway

The morphogenetic process of apical constriction, which relies on non-muscle myosin II (NMII) generated constriction of apical domains of epithelial cells, is key to the development of complex cellular pattern...

Simple, low-cost, and well-performing method, the outgrowth technique, for the isolation of cells from nasal polyps

Epithelial cells are an important part of the pathomechanism in chronic rhinosinusitis with nasal polyps. It is therefore essential to establish a robust method for the isolation and culture of epithelial cell...

Comprehensive brain tissue metabolomics and biological network technology to decipher the mechanism of hydrogen-rich water on Radiation-induced cognitive impairment in rats

Hydrogen-rich water (HRW) has been shown to prevent cognitive impairment caused by ionizing radiation. This study aimed to investigate the pharmacological effects and mechanisms of HRW on ionizing radiation by...

Mineral elements and adiposity-related consequences in adolescents with intellectual disabilities

Patients with intellectual disabilities are shown to have a limited capacity for cooperation, communication,and other biological consequences, which significantly require a specialized interest in healthcare p...

Glycyrrhizin inhibits LPS-induced inflammatory responses in goat ruminal epithelial cells in vitro

Inflammation plays a crucial role in the progression of Subacute Ruminal Acidosis (SARA). The experiment was designed to investigate anti-inflammatory effects of glycyrrhizin on goats ruminal epithelial cells ...

D-galactose-induced mitochondrial oxidative damage and apoptosis in the cochlear stria vascularis of mice

Age-related hearing loss, known as presbycusis, is the result of auditory system degeneration. Numerous studies have suggested that reactive oxygen species (ROS) and mitochondrial oxidative damage play importa...

Keratin 19 binds and regulates cytoplasmic HNRNPK mRNA targets in triple-negative breast cancer

Heterogeneous nuclear ribonucleoprotein K (HNRNPK) regulates pre-mRNA processing and long non-coding RNA localization in the nucleus. It was previously shown that shuttling of HNRNPK to the cytoplasm promotes ...

A computational peptide model induces cancer cells’ apoptosis by docking Kringle 5 to GRP78

Cells can die through a process called apoptosis in both pathological and healthy conditions. Cancer development and progression may result from abnormal apoptosis. The 78-kDa glucose-regulated protein (GRP78)...

BMP9 maintains the phenotype of HTR-8/Svneo trophoblast cells by activating the SDF1/CXCR4 pathway

Bone morphogenetic protein 9 (BMP9) has been shown to regulate processes such as angiogenesis, endothelial dysfunction, and tumorigenesis. However, the role of BMP9 in preeclampsia (PE) is unclear. The purpose...

Emodin and aloe-emodin, two potential molecules in regulating cell migration of skin cells through the MAP kinase pathway and affecting Caenorhabditis elegans thermotolerance

Emodin and aloe-emodin are two anthraquinones having positive effects in wound healing. However, their mechanism of action of wound healing is not fully understood. The MAP kinase family, which plays an active...

Knockdown of ELF4 aggravates renal injury in ischemia/reperfusion mice through promotion of pyroptosis, inflammation, oxidative stress, and endoplasmic reticulum stress

Renal ischemia/reperfusion (I/R) injury is a major cause of acute kidney injury (AKI). Dysfunction of E74-like ETS transcription factor 4 (ELF4) leads to inflammation. This research intended to look into the f...

Janus Kinase 3 phosphorylation and the JAK/STAT pathway are positively modulated by follicle-stimulating hormone (FSH) in bovine granulosa cells

Janus kinase 3 (JAK3) is a member of the JAK family of tyrosine kinase proteins involved in cytokine receptor-mediated intracellular signal transduction through the JAK/STAT signaling pathway. JAK3 was previou...

Genetic and protein interaction studies between the ciliary dyslexia candidate genes DYX1C1 and DCDC2

DYX1C1 (DNAAF4) and DCDC2 are two of the most replicated dyslexia candidate genes in genetic studies. They both have demonstrated roles in neuronal migration, in cilia growth and function and they both are cytosk...

SUMOylation of PDGF receptor α affects signaling via PLCγ and STAT3, and cell proliferation

The platelet-derived growth factor (PDGF) family of ligands exerts their cellular effects by binding to α- and β-tyrosine kinase receptors (PDGFRα and PDGFRβ, respectively). SUMOylation is an important posttra...

Myogenic differentiation of human myoblasts and Mesenchymal stromal cells under GDF11 on Poly-ɛ-caprolactone-collagen I-Polyethylene-nanofibers

For the purpose of skeletal muscle engineering, primary myoblasts (Mb) and adipogenic mesenchymal stem cells (ADSC) can be co-cultured and myogenically differentiated. Electrospun composite nanofiber scaffolds...

Computational analysis of missense variant CYP4F2*3 (V433M) in association with human CYP4F2 dysfunction: a functional and structural impact

Cytochrome P450 4F2 (CYP4F2) enzyme is a member of the CYP4 family responsible for the metabolism of fatty acids, therapeutic drugs, and signaling molecules such as arachidonic acid, tocopherols, and vitamin K...

Using RNA-seq to identify suitable housekeeping genes for hypoxia studies in human adipose-derived stem cells

Hypoxic culture conditions have been used to study the impact of oxygen deprivation has on gene expression in a number of disease models. However, hypoxia response elements present in the promoter regions of s...

SCAT8/miR-125b-5p axis triggers malignant progression of nasopharyngeal carcinoma through SCARB1

Nasopharyngeal carcinoma is a tumor with high malignancy and poor prognosis, which severely affects the health of the patients. LncRNAs and microRNAs are crucial for the occurrence and development of nasophary...

ARNTL2 upregulation of ACOT7 promotes NSCLC cell proliferation through inhibition of apoptosis and ferroptosis

Recent studies have reported that the circadian transcription factor aryl hydrocarbon receptor nuclear translocator like 2 (ARNTL2) promotes the metastatic progression of lung adenocarcinoma. However, the mole...

Evolutionary relevance of single nucleotide variants within the forebrain exclusive human accelerated enhancer regions

Human accelerated regions (HARs) are short conserved genomic sequences that have acquired significantly more nucleotide substitutions than expected in the human lineage after divergence from chimpanzees. The f...

The DNA demethylation-regulated SFRP2 dictates the progression of endometriosis via activation of the Wnt/β-catenin signaling pathway

Endometriosis cause decreases in life quality and pelvic pain in reproductive-age women. Methylation abnormalities played a functional role in the progression of endometriosis, this study aimed to explore the ...

Pre-treatment with IL-6 potentiates β-cell death induced by pro-inflammatory cytokines

Type I Diabetes mellitus (T1D) is characterized by a specific destruction of β-cells by the immune system. During this process pro-inflammatory cytokines are released in the pancreatic islets and contribute for β...

Role of the human solute carrier family 14 member 1 gene in hypoxia-induced renal cell carcinoma occurrence and its enlightenment to cancer nursing

Hypoxia is considered a critical contributor to renal cell carcinoma progression, including invasion and metastasis. However, the potential mechanisms by which it promotes invasion and metastasis have not yet ...

Cyclic tensile force modifies calvarial osteoblast function via the interplay between ERK1/2 and STAT3

Mechanical therapies, such as distraction osteogenesis, are widely used in dental clinics. During this process, the mechanisms by which tensile force triggers bone formation remain of interest. Herein, we inve...

Urine-derived mesenchymal stem cells-derived exosomes enhances survival and proliferation of aging retinal ganglion cells

This study was designed to investigate to test the effect of exosomes from urine-derived mesenchymal stem cells (USCs) on the survival and viability of aging retinal ganglion cells (RGCs), and explored the pre...

RPL11 promotes non-small cell lung cancer cell proliferation by regulating endoplasmic reticulum stress and cell autophagy

Abnormal biogenesis and ribosome free function of ribosomal proteins (RPs) is important for tumorgenesis and development. Ribosomal protein L11 (RPL11) is a component of ribosomal 60 S large subunit with diffe...

Sperm capacitation and transcripts levels are altered by in vitro THC exposure

Delta-9-tetrahydrocannabinol (THC) is the primary phytocannabinoid responsible for the psychoactive properties of cannabis and is known to interact with the endocannabinoid system, which is functionally presen...

The dual role of Nrf2 in melanoma: a systematic review

Melanoma is the most lethal type of skin cancer that originates from the malignant transformation of melanocytes. Although novel treatments have improved patient survival in melanoma, the overall prognosis rem...

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BMC Molecular and Cell Biology

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