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| Open AccessMultimodal analysis of cfDNA methylomes for early detecting esophageal squamous cell carcinoma and precancerous lesions
Please let us know if there are any inaccuracies: ‘Esophageal squamous cell carcinoma is most commonly detected at a late stage, which limits survival and treatment options. Here, the authors utilise whole genome bisulfite sequencing to create a cfDNA framework to detect cfDNA methylation, copy number variants and fragmentation.
- Jiaqi Liu
- , Lijun Dai
- & Zhihua Liu
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Article
| Open AccessAssociations in cell type-specific hydroxymethylation and transcriptional alterations of pediatric central nervous system tumors
Cell type-specific epigenomic alterations and heterogeneity in paediatric central nervous system (CNS) tumours remain underexplored. Here, the authors integrate bulk DNA cytosine modification data with bulk and single-nucleus RNA-sequencing to explore cell type-specific epigenomic alterations and gene regulation in paediatric CNS tumours.
- Min Kyung Lee
- , Nasim Azizgolshani
- & Brock C. Christensen
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Article
| Open AccessThe pRb/RBL2-E2F1/4-GCN5 axis regulates cancer stem cell formation and G0 phase entry/exit by paracrine mechanisms
Cancer stem cells (CSCs) are associated with chemoresistance and poor prognosis in multiple cancer types. Here, the authors investigate the role of secreted Wnt ligands in pancreatic and breast CSCs and identify E2F1/4-GCN5-pRb/RBL2 as a regulatory axis underlying Wnt secretion.
- Chao-Hui Chang
- , Feng Liu
- & Siim Pauklin
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Article
| Open AccessLSD1 inhibition circumvents glucocorticoid-induced muscle wasting of male mice
Even though glucocorticoids are potent anti-inflammatory agents, they can cause muscle wasting. Here, the authors show that targeting the glucocorticoid receptor coactivator LSD1 limits muscle loss without reducing the drugs’ efficiency on the immune system.
- Qingshuang Cai
- , Rajesh Sahu
- & Delphine Duteil
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Article
| Open AccessEZH2 mutations in follicular lymphoma distort H3K27me3 profiles and alter transcriptional responses to PRC2 inhibition
Cells carrying EZH2 mutations found in lymphoma show a specific transcriptional response to PRC2 inhibition. A longitudinal study reveals unexpected genetic heterogeneity in follicular lymphomas, with implications for therapeutic strategies.
- Pierre Romero
- , Laia Richart
- & Raphaël Margueron
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Article
| Open AccessTAD boundary deletion causes PITX2-related cardiac electrical and structural defects
This study identifies an altered chromatin conformation associated to a cardiac disorder observed in 7 independent families. A deletion of 2 diverging CTCF binding sites on 4q25 induces TAD fusion and leads to PITX2 expression dysregulation.
- Manon Baudic
- , Hiroshige Murata
- & Julien Barc
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Article
| Open AccessLKRSDH-dependent histone modifications of insulin-like peptide sites contribute to age-related circadian rhythm changes
Age has an impact on circadian rhythm. Here, the authors report that LKRSDH-dependent H3R17me2 and H3K27me3 at insulin-like peptide sites contribute to age-related circadian rhythm change in Drosophila.
- Pengfei Lv
- , Xingzhuo Yang
- & Juan Du
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| Open AccessCombined and differential roles of ADD domains of DNMT3A and DNMT3L on DNA methylation landscapes in mouse germ cells
DNMT3A and DNMT3L form a complex to deposit DNA methylation in mammalian germ cells. Here, the authors report that loss-of-function of ADD domains of DNMT3A and/or DNMT3L has various impacts on DNA methylation landscapes in mouse oocytes and sperm.
- Naoki Kubo
- , Ryuji Uehara
- & Hiroyuki Sasaki
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Article
| Open AccessDifferentiation shifts from a reversible to an irreversible heterochromatin state at the DM1 locus
Gene-editing at the DM1 mutant locus revealed a fundamental difference between undifferentiated and differentiated cell states: abnormal epigenetic modifications cannot be repaired after differentiation.
- Tayma Handal
- , Sarah Juster
- & Rachel Eiges
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Article
| Open AccessStructure-guided functional suppression of AML-associated DNMT3A hotspot mutations
DNMT3A R882H and R882C are mutation hotspots in acute myeloid leukemia. This study describes the structural and functional consequences of the DNMT3A R882H/R882C mutations which can provide a strategy for therapy of the disease mutations.
- Jiuwei Lu
- , Yiran Guo
- & Jikui Song
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Article
| Open AccessNonlinear DNA methylation trajectories in aging male mice
DNA methylation is an age biomarker, but nonlinear aspects of its age-related dynamics are not well characterized. Here, the authors identify loci that undergo sudden methylation changes at specific life stages in the aging colon of male mice.
- Maja Olecka
- , Alena van Bömmel
- & Steve Hoffmann
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| Open AccessNon-canonical functions of UHRF1 maintain DNA methylation homeostasis in cancer cells
DNA methylation is an essential epigenetic mark in mammals. The maintenance of this mark relies on two key proteins: DNMT1 and UHRF1. Here the authors show that, beyond activating DNMT1, UHRF1 has crucial regulatory functions in cancer cells.
- Kosuke Yamaguchi
- , Xiaoying Chen
- & Pierre-Antoine Defossez
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| Open AccessLoss of CREBBP and KMT2D cooperate to accelerate lymphomagenesis and shape the lymphoma immune microenvironment
CREBBP and KMT2D mutations frequently co-occur in B cell lymphomas with unclear significance. Here the authors show that they cooperate to skew B cell fate decisions and induce a CD8-depleted immune-evasive microenvironment to facilitate lymphomagenesis.
- Jie Li
- , Christopher R. Chin
- & Ari M. Melnick
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Article
| Open AccessA negative feedback loop between TET2 and leptin in adipocyte regulates body weight
The epigenetic regulation in adipocytes during obesity remains poorly understood. Here, the authors demonstrate a negative feedback loop between TET2, a DNA demethylation enzyme, and leptin, an adipokine, in adipocytes, unveiling a compensatory mechanism by which the body counteracts the metabolic dysfunction induced by obesity.
- Qin Zeng
- , Jianfeng Song
- & Tuo Deng
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Article
| Open AccessGenetic control of DNA methylation is largely shared across European and East Asian populations
Most functional genomic resources have been based on individuals with European ancestry. Here, the authors perform DNA methylation quantitative trait locus (mQTL) analyses in 3,701 European and 2,099 East Asian individuals to identify thousands of genetic variants, a large degree of which are shared between the two populations.
- Alesha A. Hatton
- , Fei-Fei Cheng
- & Allan F. McRae
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Article
| Open AccessGAS41 modulates ferroptosis by anchoring NRF2 on chromatin
GAS41 is recognized as a histone reader and oncogene, but the mechanism by which GAS41 contributes to tumorigenesis is not well understood. Here, the authors discover that GAS41 is a ferroptosis repressor that anchors NRF2 to chromatin, promoting tumor growth.
- Zhe Wang
- , Xin Yang
- & Wei Gu
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Article
| Open AccessEpigenetic modulators link mitochondrial redox homeostasis to cardiac function in a sex-dependent manner
Efforts to treat heart failure with antioxidants have failed. Here, authors reveal a robust sex-dependent endogenous defense against oxidative damage and demonstrate antioxidative treatment’s efficacy solely in subjects with inadequate redox capacity.
- Zaher ElBeck
- , Mohammad Bakhtiar Hossain
- & Christer Betsholtz
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| Open AccessNAP-seq reveals multiple classes of structured noncoding RNAs with regulatory functions
The genome-wide prevalence, mechanism and function of noncapped RNAs (napRNAs) are currently poorly understood. Here, the authors develop a method called NAP-seq, to globally profile the full-length sequences of napRNAs, revealing several classes of structured noncoding RNAs.
- Shurong Liu
- , Junhong Huang
- & Jianhua Yang
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Article
| Open AccessIntegrative cross-omics and cross-context analysis elucidates molecular links underlying genetic effects on complex traits
Genetic effects on functionally related ‘omic’ traits often co-occur in relevant cellular contexts, such as tissues. Here, the authors introduce X-ING, an integrative analysis method for cross-omics, cross-context associations based on summary-level data. Application to quantitative trait locus analysis yields insights into complex disease/trait mechanisms.
- Yihao Lu
- , Meritxell Oliva
- & Lin S. Chen
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| Open AccessIdentifying regulators of aberrant stem cell and differentiation activity in colorectal cancer using a dual endogenous reporter system
Aberrant stem cell-like activity and impaired differentiation are central to the development of colorectal cancer. Here, authors develop a dual endogenous reporter system to identify functional regulators of aberrant stem cell and differentiation programs, showing that SMARCB1 restricts differentiation, and nominating other regulators with therapeutic potential.
- Sandor Spisak
- , David Chen
- & Nilay S. Sethi
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| Open AccessA SWI/SNF-dependent transcriptional regulation mediated by POU2AF2/C11orf53 at enhancer
POU2AF2 is a co-activator of POU2F3 in normal and neoplastic tuft cells, such as small cell lung cancer. Here, the authors report that POU2AF2 dictates opposing transcriptional regulation at distal enhance elements.
- Aileen Szczepanski
- , Natsumi Tsuboyama
- & Lu Wang
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| Open AccessEpigenetic profiling reveals key genes and cis-regulatory networks specific to human parathyroids
Parathyroid glands are crucial for balancing blood calcium levels. Here, the authors generate comprehensive maps of the chromatin landscape of human parathyroids, linking identified regulatory elements to key functions in calcium homeostasis.
- Youngsook Lucy Jung
- , Wenping Zhao
- & Michael Mannstadt
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Article
| Open AccessKdm1a safeguards the topological boundaries of PRC2-repressed genes and prevents aging-related euchromatinization in neurons
Kdm1a is a histone demethylase implicated in intellectual disability. Here, the authors show that removing Kdm1a in neurons of the adult mouse forebrain disrupts silencing of nonneuronal genes and chromatin organization, emphasizing its role in preserving neuronal genome integrity.
- Beatriz del Blanco
- , Sergio Niñerola
- & Ángel Barco
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Article
| Open AccessALKBH5-mediated m6A modification of IL-11 drives macrophage-to-myofibroblast transition and pathological cardiac fibrosis in mice
Cardiac macrophage contributes to the onset of cardiac fibrosis, but the underneath mechanisms remain unclear. Here the authors show that mouse cardiac macrophages from circulating monocytes may trans-differentiate into myofibroblast under hypertensive conditions for fibrosis development, with an AKLBH5/IL11 molecular axis modulating this macrophage-to-myofibroblast transition.
- Tao Zhuang
- , Mei-Hua Chen
- & Cheng-Chao Ruan
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Article
| Open AccessNeuronal miR-9 promotes HSV-1 epigenetic silencing and latency by repressing Oct-1 and Onecut family genes
Here, the authors identify neuron-specific miR-9 that potentially blocks HSV-1 neuronal replication by targeting host OCT-1 and ONECUT transcription factors involved in epigenetic activation of HSV-1 productive-cycle genes. Thus miR-9 promotes viral epigenetic silencing and latent infection in neurons.
- Yue Deng
- , Yuqi Lin
- & Dongli Pan
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Article
| Open AccessQTL mapping of human retina DNA methylation identifies 87 gene-epigenome interactions in age-related macular degeneration
Here, the authors perform genome-wide mapping of DNA methylation and expression quantitative trait loci, revealing associations among genotype, epigenome and transcriptome, uncovering genes and gene-environment interactions contributing to age-related macular degeneration (AMD).
- Jayshree Advani
- , Puja A. Mehta
- & Anand Swaroop
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Article
| Open AccessExtensive DNA methylome rearrangement during early lamprey embryogenesis
DNA methylation plays a major role in establishing cell identity, but the dynamics of DNA methylation patterns are highly variable across species. Here, the authors discover extensive DNA methylation reprogramming during embryonic development of the sea lamprey, a jawless fish with a distinctive, highly disordered methylome.
- Allegra Angeloni
- , Skye Fissette
- & Ozren Bogdanovic
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Article
| Open AccessCellular reprogramming in vivo initiated by SOX4 pioneer factor activity
Upon physiological injury, hepatocytes transdifferentiate into biliary epithelial cells, a process involving molecular rewiring. Here, authors show that Sox4 organizes the early steps, acting as a pioneer factor to decommission hepatocyte enhancers and open chromatin around biliary genes.
- Takeshi Katsuda
- , Jonathan H. Sussman
- & Ben Z. Stanger
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Article
| Open AccessInterplay between coding and non-coding regulation drives the Arabidopsis seed-to-seedling transition
Seed germination in plants is a tightly controlled process relying on translation of stored RNAs. Here, Tremblay et al. show that nascent transcriptome and epigenome reprogramming are detected from initial stages of germination.
- Benjamin J. M. Tremblay
- , Cristina P. Santini
- & Julia I. Qüesta
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Article
| Open AccessMultigenerational paternal obesity enhances the susceptibility to male subfertility in offspring via Wt1 N6-methyladenosine modification
The mechanisms through which multigenerational paternal obesity affects spermatogenesis in offspring remain poorly understood. Here, the authors show that it affects Wt1 m6A modifications, decreasing the fertility of offspring.
- Yong-Wei Xiong
- , Hua-Long Zhu
- & Hua Wang
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Article
| Open AccessEpigenetic regulation of CD38/CD48 by KDM6A mediates NK cell response in multiple myeloma
The anti-CD38 monoclonal antibody Daratumumab is approved for the treatment of multiple myeloma but efficiency is curtailed by secondary resistance. Here authors show that the antibody-dependent cellular cytotoxicity, which is the main mechanism of action for Daratumumab, is regulated by KDM6A via Histone H3 K27 methylation of CD38 and CD48, downregulation of which leads to drug resistance.
- Jiye Liu
- , Lijie Xing
- & Kenneth C. Anderson
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Article
| Open AccessEpiallelic variation of non-coding RNA genes and their phenotypic consequences
This study uncovers abundant DNA methylation variations of non-coding RNA genes in the natural Arabidopsis population and shows the importance of epigenetic variations in plant phenotypic plasticity and diversity.
- Jie Liu
- & Xuehua Zhong
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Article
| Open AccessHRDE-2 drives small RNA specificity for the nuclear Argonaute protein HRDE-1
Argonaute proteins are loaded with small RNAs to confer target RNA specificity and proper gene silencing. Here, the authors establish that HRDE-2 recruits the unloaded nuclear Argonaute HRDE-1 to germ granules to facilitate correct small RNA loading.
- Shihui Chen
- & Carolyn M. Phillips
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Article
| Open AccessBCL7A and BCL7B potentiate SWI/SNF-complex-mediated chromatin accessibility to regulate gene expression and vegetative phase transition in plants
This study uncovers the specialized function of previously elusive BCL7 subunits of SWI/SNF complexes in eukaryotes and reveals the mechanism whereby plants memorize the juvenile identity through SWI/SNF-mediated control of chromatin accessibility.
- Yawen Lei
- , Yaoguang Yu
- & Chenlong Li
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Article
| Open AccessThe UBP5 histone H2A deubiquitinase counteracts PRCs-mediated repression to regulate Arabidopsis development
The authors demonstrate that UBIQUITIN SPECIFIC PROTEASE 5 (UBP5) is a major H2Aub deubiquitinase that antagonises H3K27me3, leading to transcriptional de-repression and controlling development in Arabidopsis.
- James Godwin
- , Mohan Govindasamy
- & Sara Farrona
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Article
| Open AccessAltered DNA methylation within DNMT3A, AHRR, LTA/TNF loci mediates the effect of smoking on inflammatory bowel disease
Cigarette smoking is an established risk factor for inflammatory bowel disease. The authors suggest that smoking may affect the risk of Crohn’s disease and ulcerative colitis by modulating the DNA methylation status of the DNMT3A, LTA/TNF, and AHRR region, respectively.
- Han Zhang
- , Rahul Kalla
- & Xue Li
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Article
| Open AccessBlood DNA methylation profiling identifies cathepsin Z dysregulation in pulmonary arterial hypertension
Pulmonary arterial hypertension is a complex disease characterised by high morbidity and mortality. Here, the authors report methylation profiling of patients, finding disease associations in genes CTSZ, COG6 and ZNF678.
- Anna Ulrich
- , Yukyee Wu
- & Christopher J. Rhodes
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Article
| Open AccessHistone lactylation couples cellular metabolism with developmental gene regulatory networks
While metabolic reprogramming has been shown to drive changes in cell identity, the link between cellular metabolism and gene expression remains poorly characterized. Here they show that histone lactylation couples metabolism and transcription during neural crest cell differentiation in the early embryo.
- Fjodor Merkuri
- , Megan Rothstein
- & Marcos Simoes-Costa
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Article
| Open AccessMaternal dominance contributes to subgenome differentiation in allopolyploid fishes
Cyprinids fish species contain multiple subgenomes as a result of past duplications. Here, Xu et al. report new genomes of 21 cyprinid fish and conclude that observed subgenome dominance patterns are likely due to both maternal dominance and transposable element densities in each polyploid.
- Min-Rui-Xuan Xu
- , Zhen-Yang Liao
- & Hua-Hao Zhang
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Article
| Open Access5mC modification orchestrates choriogenesis and fertilization by preventing prolonged ftz-f1 expression
The mechanism by which DNA methylation regulates female reproduction in insects is largely unknown. Here Zhao et al. demonstrate that the 5mC modification orchestrates timely choriogenesis and proper fertilization by preventing prolonged ftz-f1 expression in the German cockroach.
- Zheng Zhao
- , Liang Li
- & Chonghua Ren
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Article
| Open AccessGenes with epigenetic alterations in human pancreatic islets impact mitochondrial function, insulin secretion, and type 2 diabetes
Type 2 diabetes (T2D) is characterized by hyperglycemia caused by insufficient insulin release from pancreatic islets, often in combination with insulin resistance. Here the authors present an epigenetic case-control study in human pancreatic islets revealing changes that contribute to type 2 diabetes development, e.g., epigenetic downregulation of RHOT1.
- Tina Rönn
- , Jones K. Ofori
- & Charlotte Ling
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Article
| Open AccessAn allele-selective inter-chromosomal protein bridge supports monogenic antigen expression in the African trypanosome
Nuclear organization impacts allelic exclusion. Here, the authors describe a self-limiting protein bridge that connects two chromosomes, and two transcription and splicing compartments, to maintain monogenic VSG expression in the African trypanosome.
- Joana R. C. Faria
- , Michele Tinti
- & David Horn
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Article
| Open AccessLoss of cohesin regulator PDS5A reveals repressive role of Polycomb loops
Through a genetic screen, the authors find that the cohesin regulator PDS5A is required for Polycomb target gene silencing. Derepression upon cohesin dysregulation is linked to loss of Polycomb loops without change in repressive chromatin domains.
- Daniel Bsteh
- , Hagar F. Moussa
- & Oliver Bell
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Article
| Open AccessNitric oxide controls shoot meristem activity via regulation of DNA methylation
The authors show that gaseous Nitric Oxide (NO) promotes transit amplifying cell fate in the Arabidopsis shoot meristem. NO acts by modifying AGO4-WUSCHEL protein interactions in stem cells, directly linking NO signaling with DNA methylation.
- Jian Zeng
- , Xin’Ai Zhao
- & Jan U. Lohmann
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Article
| Open AccessSMARCB1 loss activates patient-specific distal oncogenic enhancers in malignant rhabdoid tumors
The regulatory landscape of malignant rhabdoid tumor (MRT) due to SMARCB1 loss remains to be explored. Here, the authors perform multi-omics analysis using patient-derived MRT organoids and characterise the epigenetic reprogramming events underlying SMARCB1 loss.
- Ning Qing Liu
- , Irene Paassen
- & Jarno Drost
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Article
| Open AccessDominance in self-compatibility between subgenomes of allopolyploid Arabidopsis kamchatica shown by transgenic restoration of self-incompatibility
Self-incompatibility in diploid Arabidopsis relatives is determined by a dominance relationship that is epigenetically regulated. Using transgenic methods, this study demonstrates that the dominance relationship between subgenomes of the allopolyploid species Arabidopsis kamchatica underlies it’s self-compatibility.
- Chow-Lih Yew
- , Takashi Tsuchimatsu
- & Kentaro K. Shimizu
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Article
| Open AccessHDAC8-mediated inhibition of EP300 drives a transcriptional state that increases melanoma brain metastasis
The drivers of melanoma brain metastases (MBM) remain poorly understood. Here, the authors identify stress-induced HDAC8 activity as the driver of a neural crest-stem cell like transcriptional state that leads to MBM, and explore the molecular mechanism that drives this transition.
- Michael F. Emmons
- , Richard L. Bennett
- & Keiran S. M. Smalley
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Article
| Open AccessOVOL2 sustains postnatal thymic epithelial cell identity
The molecular mechanisms that maintain thymic epithelial cell (TEC) identity throughout life are incompletely understood. Here, the authors demonstrate that the transcription factor, Ovol2, maintains post-natal TECs by preventing their epithelial-to-mesenchymal transition.
- Xue Zhong
- , Nagesh Peddada
- & Bruce Beutler
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Article
| Open AccessThe rate of epigenetic drift scales with maximum lifespan across mammals
Epigenetic drift has been hypothesized to contribute to epigenetic clock signals and variation in lifespan across species. Here, the authors show that an empirical measure of epigenetic drift scales with maximum lifespan across four mammal species and accumulates in non-random genomic locations.
- Emily M. Bertucci-Richter
- & Benjamin B. Parrott