January 2011 in “Bradford Scholars (University of Bradford)” Testosterone stimulates growth in intermediate hair follicles, but this can be blocked by cyproterone acetate.
July 2022 in “L Endocrinologo” A 77-year-old woman with hair loss had high testosterone and 17OH-progesterone levels, but no significant findings on imaging.
28 citations
,
December 2008 in “Laboratory investigation” Activin activation in skin cells speeds up wound healing without affecting scar quality.
44 citations
,
July 1993 in “Journal of Investigative Dermatology”
6 citations
,
October 2012 in “Journal of Heredity” The Itpr3 gene causes a specific hair pattern in mice.
April 2021 in “BMJ Case Reports” Accurate diagnosis of pseudolymphomatous folliculitis is crucial to avoid mistaking it for more serious conditions.
30 citations
,
October 2021 in “Scientific Reports” Inhibiting glycogen metabolism can promote hair growth.
January 2026 in “International Journal of Women s Health” A new model helps predict treatment success in girls with early puberty.
19 citations
,
December 2016 in “PLOS ONE” Early-stage skin cells help regenerate hair follicles, with proteins SDF1, MMP3, biglycan, and LTBP1 playing key roles.
5 citations
,
May 2009 in “American Journal of Dermatopathology” A rare hair follicle tumor showed unusual high levels of mucin.
1 citations
,
October 2023 in “PROTOPLASMA”
25 citations
,
March 2014 in “Experimental Dermatology” Leptin helps start the growth phase of hair.
2 citations
,
September 2002 in “Dermatologic Surgery” Each group of hair follicles on the scalp shares one muscle that helps control hair movement.
January 2000 in “Europe PMC (PubMed Central)”
Topical latanoprost acid at 0.05% concentration improved hair growth in women with androgenetic alopecia.
1 citations
,
December 2019 Bimatoprost eye drops can increase eyelash length and strength.
December 2015 in “Endocrinology and Metabolic Syndrome” January 2024 in “University of Zagreb University Computing Centre (SRCE)” Women with PCOS have different hormone levels than those without it.
1 citations
,
July 2024 in “Journal of Assisted Reproduction and Genetics” 18 citations
,
January 2019 in “European journal of histochemistry” Cattle skin has leptin which might control skin and hair growth.
June 2021 in “National Medical Journal of China” Bimatoprost helps mouse hair grow by turning on a specific growth pathway.
36 citations
,
April 2016 in “Biochimie” A substance called epidermal growth factor helps increase the growth of important hair follicle cells by activating a specific cell communication route.
1 citations
,
April 2023 in “Journal of Animal Science and Biotechnology” Melatonin helps grow more secondary hair follicles in young goats, improving cashmere production.
54 citations
,
May 1994 in “Veterinary Pathology” PTHrP is higher in certain dog tumors and may act as a local growth factor.
25 citations
,
July 2006 in “Journal of Neurochemistry” Progesterone affects GABAA receptor function by altering δ subunit levels.
100 citations
,
April 1990 in “The Journal of Clinical Endocrinology & Metabolism” The ovary mainly causes high testosterone in PCO, while the adrenal gland is the main source in IH.
October 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Thymic peptides can either promote or inhibit human hair growth.
29 citations
,
March 2016 in “Dermatologic therapy” Platelet-rich plasma may successfully treat lichen planopillaris, as shown by one patient's symptom regression.
9 citations
,
August 2014 in “European journal of ophthalmology” PGF2α receptors in human eyelids are found in specific parts of hair follicles, explaining eyelash changes with glaucoma treatment.