This study found that inhibiting the Mitochondrial Pyruvate Carrier in human scalp hair follicles caused metabolic stress that halted cell proliferation and disrupted key signaling pathways, with these effects partially reversed by an integrated stress response inhibitor.
August 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” This study found that maintaining a low level of Wnt/β-catenin activity is crucial for mammary gland development, as excessive activity inhibits branching and promotes characteristics of hair follicles instead, highlighting its role in skin appendage identity decisions.
July 2023 in “Frontiers in veterinary science” In this study, researchers analyzed skin samples from Dorper sheep to identify 395 differentially expressed long non-coding RNAs (lncRNAs) linked to hair follicle growth phases, suggesting these lncRNAs may play a role in the regulation of hair shedding through pathways like estrogen and PI3K-Akt signaling.
This Ph.D. project aims to evaluate the self-assembling potential of hair keratin extracts and study the cellular response to both crude and purified keratins, highlighting their potential applications from biomedical to water remediation.
April 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” This study identified a specific genetic variant in the CCHCR1 gene that may contribute to alopecia areata through impaired keratinization, suggesting an alternative mechanism beyond autoimmune causes.
January 2018 in “Stem cell biology and regenerative medicine” This review discusses the interplay between signaling/transcription factor-mediated and epigenetic mechanisms in skin development and regeneration, highlighting the need for further exploration of epigenome reorganization in these processes.
13 citations
,
November 2018 in “Animal Genetics” This study suggests that a newly identified KRT 71 gene variant may be responsible for curly hair in Curly Coated Retrievers and potentially contributes to follicular dysplasia.
45 citations
,
January 2010 in “Journal of Veterinary Medical Science” This study identified a mutation in the keratin 71 gene that causes curly hair in certain rats, advancing our understanding of hair formation.
24 citations
,
April 2017 in “Oncology Reports” In this study, full-size KRT81 was expressed in both normal breast epithelial and breast cancer cells, and contributed to the migration and invasion abilities of breast cancer cells.
1039 citations
,
February 2009 in “Nature Reviews Molecular Cell Biology” This review discusses the reuse of molecular mechanisms involved in embryonic skin development for maintaining adult epidermal homeostasis and reports no new results.
835 citations
,
October 2008 in “Nature Genetics” Lgr5 is a marker for active, long-lasting stem cells in mouse hair follicles.
759 citations
,
February 2009 in “Current Biology” This review summarizes fundamental concepts and recent advancements in hair follicle biology, including insights from mouse models into broader molecular and cellular processes relevant to regeneration and development.
418 citations
,
September 2012 in “Nature” This study reports the first instance of skin autotomy in mammals, specifically in African spiny mice, and suggests they may possess a greater regenerative capacity than previously understood, possibly offering insights for regenerative medicine.
417 citations
,
September 2005 in “PLoS biology” This study developed molecular signatures for dermal papilla cells and their niche, uncovering novel signaling regulators and genes linked to hair disorders, which may inform future hair development research.
363 citations
,
March 2017 in “Nature Communications” This study found that, in mouse tail epidermis, stem cells rapidly activate and regenerate new progenitors to repair wounds, with mechanisms affecting their proliferation, differentiation, and migration.
321 citations
,
March 2015 in “Nature” This study found that super-enhancers are essential for hair follicle stem cell identity, lineage commitment, and plasticity in mice, with SOX9 being a key regulator of these chromatin dynamics.
301 citations
,
February 2019 in “Nature Communications” In this study, researchers found that wound healing in mouse skin recruits diverse fibroblasts, including myeloid-derived cells, which contribute to regenerating adipocytes.
286 citations
,
April 2009 in “The journal of neuroscience/The Journal of neuroscience” This study found that TRPA1-deficient mice exhibited normal cold sensitivity but had decreased mechanical response in nociceptors, suggesting TRPA1's role in mechanotransduction.
242 citations
,
February 2016 in “Science” This research found that Foxc1 transcription factor and COL17A1 are critical in regulating quiescence and hair thinning in hair follicle stem cells, with aging-related DNA damage leading to hair loss.
240 citations
,
April 2011 in “Pigment Cell & Melanoma Research” This review discusses the identification and characteristics of melanocyte stem cells, emphasizing their role in hair pigmentation, greying, and skin repigmentation, but reports no new research findings.
225 citations
,
April 2018 in “Journal of Investigative Dermatology” Two main types of fibroblasts with unique functions and additional subtypes were identified in human skin.
223 citations
,
January 2014 in “International Journal of Molecular Sciences” This article reviews the complex signaling pathways between epithelial and mesenchymal cells crucial for hair follicle morphogenesis, highlighting the Wnt pathway's role as a master regulator without reporting new experimental findings.
211 citations
,
November 2018 in “Nature Cell Biology” This article discusses the coordinated roles of different epidermal stem cells and other cell types in the skin's wound healing process and reports no new experimental results.
211 citations
,
May 2018 in “Trends in cell biology” This review explores recent insights into the diverse cell populations involved in skin development, homeostasis, wound healing, and cancer progression but reports no new results.
205 citations
,
March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.
199 citations
,
April 2010 in “Nature” A gene called APCDD1, which controls hair growth, is found to be faulty in a type of hair loss called hereditary hypotrichosis simplex.
191 citations
,
September 2011 in “Cell stem cell” This study found that polycomb-group-mediated repression plays a key role in regulating hair follicle stem cell states and lineage progression by distinct mechanisms in adult mouse skin.
174 citations
,
November 2016 in “Cell stem cell” This study found that squamous cell carcinomas from hair follicle stem cells are more prone to epithelial to mesenchymal transition and metastasis than those from interfollicular epidermis, due to distinct chromatin landscapes.
173 citations
,
January 2014 in “Nature Cell Biology” This study found that Wnt signalling activates hair follicle fate in hair follicle stem cells by relieving TCF3/4–TLE-mediated repression, with β-catenin being crucial for this process.
159 citations
,
October 2015 in “Science Advances” This study observed that applying JAK-STAT pathway inhibitors to mouse and human skin led to rapid hair growth by inducing the anagen phase of hair follicles.