61 citations
,
July 2011 in “PLOS ONE” This study provides the first direct evidence that spermidine can stimulate hair growth and modulate human epithelial stem cell biology in cultured human hair follicles.
176 citations
,
February 2006 in “Cancer Research” This study found that loss of Ptch1 function in mouse skin's basal cells is sufficient to rapidly induce tumors resembling human basal cell carcinoma, suggesting Ptch1 as a key tumor suppressor.
129 citations
,
January 2007 in “Otology & Neurotology” This study found that delivering math1 via an adenovector led to vestibular hair cell regeneration and improved balance function in ototoxin-treated adult mice.
63 citations
,
January 1992 in “Experimental Neurology” This study in neonatal chicks reported that intense sound exposure severely impaired auditory function, but function returned to near normal within 3 days, primarily due to non-hair-cell mechanisms.
26 citations
,
July 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” In this study, loss of epidermal Par3 in mice disrupted the skin barrier and affected cell differentiation and stem cell maintenance, highlighting its role in epidermal homeostasis.
5 citations
,
August 2013 in “InTech eBooks” This article reviews the role of KLF4, a transcription factor, in various cellular processes and its dual function as a tumor suppressor or oncogene depending on the context, but presents no new experimental results.
13 citations
,
February 2016 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” In this study, researchers observed that the absence of the vitamin D receptor or its ligand-activated transcription in mice did not affect glucose homeostasis or gene expression in islets.
12 citations
,
August 2022 in “Biochemical Journal” This review discusses the mechanisms of skin-associated cell death and their potential role in treating inflammatory skin diseases, but presents no new clinical findings.
5 citations
,
June 2024 in “Free Radical Biology and Medicine” This review highlights that current in vitro models often fail to replicate the physiological oxygen levels experienced by different skin cell types, which could affect redox states and functions, potentially accelerating skin aging.
56 citations
,
October 2007 in “Journal of Biological Chemistry” This study concluded that dilated cardiomyopathy in Ctsl-deficient mice is mainly due to the lack of cathepsin L in cardiomyocytes, with additional heart stress from the fur defect.
April 2023 in “Journal of Investigative Dermatology” This study found that blocking apoptosis during the catagen phase in mice disrupts hair follicle stem cell niche architecture, delaying subsequent hair regeneration cycles.
425 citations
,
August 2002 in “BioEssays” This review discusses the structure and assembly of the cornified cell envelope in stratified squamous epithelial cells and various disorders leading to barrier defects, but reports no new findings.
24 citations
,
January 2018 in “Development” This study found that Frizzled genes Fzd3 and Fzd6 are redundantly involved in controlling hair follicle polarity in mice, but operate through distinct mechanisms, highlighting their complex role in hair orientation.
23 citations
,
July 2023 in “Proceedings of the National Academy of Sciences” In this study using a mouse model and human data, researchers found that CD8+ T cells are central to driving alopecia areata, while regulatory T cells offer some protection, highlighting CD8+ T cells as key targets for future therapy development.
February 2026 in “Biochemical and Biophysical Research Communications” This study identifies a specific cell population, PDGFRα+/Sca1+/CD34+ mesenchymal cells, which play a crucial role in regenerating hair follicles by promoting the downgrowth phase of the hair cycle, offering insights into organ morphogenesis and stem cell niches essential for adult hair regeneration.
In this study with mice, simultaneous inactivation of Smad4 and PTEN genes led to rapid development of invasive forestomach squamous cell carcinomas, mirroring human esophageal SCCs.
In this study, the deletion of Smad4 and PTEN genes in mice was associated with rapid and invasive squamous cell carcinoma formation in the forestomach, modeling human esophageal cancer progression.
April 2022 in “Research Square (Research Square)” This study established the R-7 dermal papilla cell line, which retained essential characteristics of primary cells without undergoing malignant transformation, suggesting its potential for future hair research.
59 citations
,
March 2020 in “Journal of Biomedical Science” This study explored the complex roles of niche cells in regulating hair follicle stem cells, identifying specific cell functions such as signaling, sensing, and relaying messages, which could provide insights into treating hair loss conditions like androgenetic alopecia and alopecia areata.
36 citations
,
September 2009 in “Journal of Cellular and Molecular Medicine” This review addresses the role of skin-resident adult stem/progenitor cells in skin homeostasis, disease, and cancer development, and reports no new research results.
January 2015 in “D-Scholarship@Pitt (University of Pittsburgh)” This dissertation investigated barriers to clinical translation of adipose-derived mesenchymal stem cell-based vascular grafts, highlighting issues with thrombosis in diabetic patients and proposing alternative cell sources to improve applicability.
14 citations
,
March 2021 in “Regenerative Biomaterials” This study found that incorporating cell-adhesive ligands into 3D peptide hydrogels supports the survival and osteogenic differentiation of human amniotic mesenchymal stem cells.
This study found that inhibiting apoptosis during hair follicle regression in mice disrupted hair regeneration, causing delays and alterations in stem cell niche architecture and associated tissue remodeling processes.
April 2023 in “Advanced functional materials” This study created a Wnt3a protein gradient using Multiphoton Microfabrication technology, which improved hair-inductive properties in mouse and human hair dermal papilla cells, suggesting potential applications in hair regeneration research and drug screening.
163 citations
,
November 1976 in “Annals of Internal Medicine” This study found that adults with sickle cell anemia exhibited androgen deficiency due to primary testicular failure, and there was a significant correlation between erythrocyte zinc levels and serum testosterone.
7 citations
,
November 2022 in “Biochemical and Biophysical Research Communications” This study investigated the heterogeneity of CD34+ cells in wound healing, identifying distinct cell clusters and suggesting potential therapeutic approaches for anagen and diabetic wounds.
March 2024 in “Frontiers in genetics” This review discusses the insights gained from single-cell RNA sequencing of fibroblasts in various cancers and wound healing, highlighting differences in gene expression and novel interactions.
November 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” In this study, exosome-like nanoparticles derived from rose stem cell culture were found to enhance skin quality by increasing collagen production, reducing melanin and inflammation, and promoting cell migration in vitro, suggesting potential aesthetic applications.
57 citations
,
May 1980 in “International Journal of Dermatology” Langerhans cells are crucial for skin immunity and allergic reactions.
55 citations
,
March 2014 in “EMBO Reports” Protein ubiquitylation is crucial for controlling stem cell functions and could be targeted for cancer treatment.