Src family kinases (SFKs) have long been implicated in tumorigenesis, but the exact requirement for individual kinase members, and their specific spatially and temporally defined roles in the maintenance of epithelial homeostasis remained unclear. A study by Cordero (2014) now combines the strengths of and mouse models for intestinal epithelial regeneration to characterize the role of individual SFKs in epithelial stem cells, tissue regeneration, and tumorigenesis.
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http://dx.doi.org/10.15252/embj.201488815 | DOI Listing |
Proc Natl Acad Sci U S A
January 2025
Oncode Institute, Hubrecht Institute-Royal Netherlands Academy of Arts and Science, Utrecht 3584 CT, The Netherlands.
Matrigel/BME, a basement membrane-like preparation, supports long-term growth of epithelial 3D organoids from adult stem cells [T. Sato , , 262-265 (2009); T. Sato , , 1762-1772 (2011)].
View Article and Find Full Text PDFCornea
January 2025
Department of Pulmonology, Trakya University Faculty of Medicine, Edirne, Turkey; and.
Purpose: To investigate the effect of nocturnal chronic hypoxia on the thickness changes of the corneal limbal epithelial area that provides regeneration of the corneal epithelium and ocular surface evaluation parameters in patients with obstructive sleep apnea (OSA).
Methods: All patients diagnosed with OSA and the control group underwent a complete ophthalmological examination, including slit-lamp examination and funduscopy. Tear break-up time, Schirmer test-I, Ocular Surface Disease Index Questionnaire, and anterior segment optical coherence tomography were performed with fluorescein sterile strip for ocular surface evaluation.
Cells
December 2024
Department of Immunology, School of Medicine, Kyungpook National University, Daegu 41944, Republic of Korea.
The hair follicle is a complex of mesenchymal and epithelial cells acquiring different properties and characteristics responsible for fulfilling its inductive and regenerative role. The epidermal and dermal crosstalk induces morphogenesis and maintains hair follicle cycling properties. The hair follicle is enriched with pluripotent stem cells, where dermal papilla (DP) cells and dermal sheath (DS) cells constitute the dermal compartment and the epithelial stem cells existing in the bulge region exert their regenerative role by mediating the epithelial-mesenchymal interaction (EMI).
View Article and Find Full Text PDFCommun Biol
January 2025
Key Laboratory of Breeding Biotechnology and Sustainable Aquaculture, Institute of Hydrobiology, Chinese Academy of Sciences, 430072, Wuhan, China.
The circadian clock genes are known important for kidney development, maturation and physiological functions. However, whether and how they play a role in renal regeneration remain elusive. Here, by using the single cell RNA-sequencing (scRNA-seq) technology, we investigated the dynamic gene expression profiles and cell states after acute kidney injury (AKI) by gentamicin treatment in zebrafish.
View Article and Find Full Text PDFNat Commun
January 2025
Zhejiang Key Laboratory of Pancreatic Disease, The First Affiliated Hospital, Zhejiang Key Laboratory of Frontier Medical Research on Cancer Metabolism, Institute of Translational Medicine, Zhejiang University School of Medicine, Hangzhou, China.
Liver fibrosis is a critical liver disease that can progress to more severe manifestations, such as cirrhosis, yet no effective targeted therapies are available. Here, we identify that ATF4, a master transcription factor in ER stress response, promotes liver fibrosis by facilitating a stress response-independent epigenetic program in hepatic stellate cells (HSCs). Unlike its canonical role in regulating UPR genes during ER stress, ATF4 activates epithelial-mesenchymal transition (EMT) gene transcription under fibrogenic conditions.
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