9 citations
,
January 2008 in “Acta histochemica et cytochemica” This study found that COX-2 expression in normal rat skin is linked to the hair cycle, with varying levels observed in different skin structures during anagen, catagen, and telogen phases.
December 2012 in “Journal of Dermatological Science” In this study, estradiol was found to increase VEGF expression in cultured dermal papilla cells at physiological levels similar to pregnancy, suggesting that declining estrogen might contribute to female pattern hair loss in older Japanese women.
4 citations
,
October 2021 in “Scientific Reports” This study found that NKIRAS2 expression affects skin tumor suppression and HRAS-driven transformation in mice, indicating its role in carcinogenesis depends on expression level and cellular context.
1 citations
,
March 2019 in “Chinese Medical Journal” This study identified a small population of PAX3+/CD34+ cells in human foreskin tissue that may serve as transition cells between melanocyte stem cells and hair follicle stem cells, characterized by specific marker expressions.
29 citations
,
March 2010 in “Journal of Endocrinological Investigation” In this study, women with polycystic ovary syndrome had significantly higher lipocalin-2 levels compared to controls, suggesting it may be a useful marker for insulin resistance in this population.
6 citations
,
February 2019 in “Scientific reports” This study demonstrated that allopregnanolone administration caused significant scratching in atopic dermatitis mice, and ethanol-induced scratching may be linked to increased brain allopregnanolone levels.
15 citations
,
January 1995 in “Archives of Dermatological Research” This study suggests that minoxidil is a potent stimulator of elastin expression in embryonic skin fibroblasts, primarily affecting elastin mRNA levels, without impacting cell proliferation during the stationary phase.
March 2026 in “European journal of ecology, biology and agriculture.” This study found significantly higher levels of Toll-Like Receptor 4, interferon gamma, and interleukin-17 in Iraqi patients with alopecia areata compared to controls, suggesting these immune markers play a crucial role in the disease's development and could be targets for future treatments.
August 2022 in “International Journal of Health Sciences (IJHS) (En línea)” This study observed that patients with alopecia areata had significantly different levels of oxidative stress markers SOD and MDA compared to controls.
April 2021 in “Journal of evolution of medical and dental sciences” This study found that bioavailable testosterone and the free androgen index were significantly associated with various clinical and biochemical features of PCOS, including hirsutism, showing higher levels in PCOS patients compared to controls.
July 2025 in “Archives of Sexual Behavior” This study found that while men's facial appearance, specifically attractiveness and masculinity, correlated with cardiometabolic indicators like insulin resistance and triglycerides, these links disappeared after adjusting for factors such as age, adiposity, and testosterone levels, suggesting that facial cues do not reliably indicate metabolic health.
12 citations
,
January 2019 in “Sleep medicine” This study found that night shift work disrupts clock gene expression in Japanese men, particularly affecting rhythms and levels of Period3 and Nr1d2, based on the shift schedule.
7 citations
,
April 2018 in “Molecular Medicine Reports” This study found that BeauTop, a supplement containing several traditional Chinese herbs, may promote hair growth in mice with alopecia, potentially by modulating EGF and FGF-7 levels.
August 2025 in “Journal of Medical and Life Science” This case-control study in Missan Province, Iraq, found that married women with PCOS had higher rates of obesity and menstrual irregularities, along with elevated testosterone, LH, and insulin levels, compared to healthy controls, highlighting significant hormonal and metabolic complications.
October 2024 in “Frontiers in Oncology” This review examines the potential of K18 as a diagnostic and prognostic marker in epithelial-derived tumors, highlighting its specific expression in tumor tissues and interaction with proteins involved in tumor progression, without reporting new clinical findings.
23 citations
,
June 2023 in “Cell Reports” In this study, researchers used transcriptomics and modeling to uncover previously unknown cell populations and marker genes in developing hair follicles, providing insights into early cell fate establishment and offering tools for further research on skin appendages.
This study indicates that CD4 protein may have a functional role in basal cell-like keratinocytes through TCR/CD3-independent signaling, affecting their proliferation, differentiation, and migration.
5 citations
,
October 2022 in “BMC genomics” In this study, researchers identified key miRNAs and target genes involved in hair follicle development in Merino sheep, providing insights that could aid in improving sheep breeding for wool quality.
November 2025 in “Frontiers in Pharmacology” In this study, XZYFD, a Traditional Chinese Medicine formulation, was found to improve androgenetic alopecia in a testosterone-induced mouse model by promoting hair regrowth, restoring follicular morphology, and modulating androgen metabolism, MAPK signaling, and lipid metabolism pathways, suggesting potential benefits for patients with metabolic dysfunction.
3 citations
,
January 2025 in “Discovery Medicine” This study found that glycolic acid treatment reduced oxidative stress and inflammation in UV-induced skin photoaging in rats, promoting collagen recovery and reducing photoaging signs, potentially by inhibiting the PI3K/Akt and NF-κB pathways.
June 2023 in “International journal of molecular sciences” In this study, researchers observed that heat stress significantly affected hair and skin traits in two indigenous goat breeds, with Kodi Aadu goats demonstrating greater thermal resilience compared to Kanni Aadu goats, potentially due to differences in gene expression and methylation.
31 citations
,
October 2021 in “Antibiotics” This study observed that post-surgical use of chlorhexidine digluconate mouth rinse in patients may induce a fibrotic transformation in gingival tissue, promoting a scar-like wound healing response.
7 citations
,
January 2022 in “Biomedicines” In this study, hair follicle-derived mesenchymal stromal cells showed potential for immunomodulation, with equivalent or superior responses compared to those from adipose tissue, suggesting a promising alternative cell source.
7 citations
,
October 2015 in “Experimental dermatology” This study found that topical MR blockers alongside glucocorticoids may limit glucocorticoid-induced skin atrophy, suggesting MR's significant role in skin-related endocrinology.
1 citations
,
January 2020 in “Bioscience Reports” This study found that prolonged use of finasteride in women led to altered levels of sex steroids, DNA damage, and increased menstrual bleeding, suggesting adverse health effects without clear benefits for androgenetic alopecia treatment.
January 2025 in “Dermatology Research and Practice” In this research, RNA expression analysis of scalp biopsies from lichen planopilaris patients revealed changes in specific genes after treatments with hydroxychloroquine, narrow band UVB, or low level laser light therapy, suggesting potential biomarkers and implicating M2 macrophages in the disease's immunopathogenesis.
30 citations
,
June 2022 in “Animals” This study found that certain genes were significantly associated with hair length in Inner Mongolia cashmere goats, potentially serving as molecular markers for different hair types.
65 citations
,
December 2015 in “Experimental dermatology” This study found that both Th1 and Th2 immune responses, along with IL-23 and IL-32 cytokine pathways, are active in alopecia areata lesions, and corticosteroid injections significantly altered these immune markers.
December 2025 in “Preprints.org” This study examined dermal papilla cells from hair follicles, finding that gene expression changes linked to wound healing and stem cell activity align with hair follicle regression, which could inform strategies for hair growth and skin rejuvenation.
36 citations
,
December 2021 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” This study observed that both ritlecitinib and brepocitinib improved scalp biomarkers in patients with alopecia areata, with associations to hair regrowth seen in this phase 2a trial.