186 citations
,
February 1980 in “Clinical Endocrinology” During puberty, hormone levels rise, with early increases in some steroids and most menstrual cycles becoming regular by six years after menarche.
44 citations
,
September 2019 in “The EMBO Journal” Lymphatic vessels are essential for hair follicle growth and skin regeneration.
45 citations
,
December 2007 in “The FASEB journal” There are two types of stem cells in rodent hair follicles, each with different keratin proteins.
1 citations
,
April 2018 in “Journal of Investigative Dermatology” Lower proximal cup cells, not bulge stem cells, regenerate hair follicles after chemotherapy.
23 citations
,
June 2019 in “Bioanalysis” Monitoring steroid hormones in blood can better detect testosterone doping.
14 citations
,
February 2020 in “Scientific reports” Telocytes in the scalp may help with skin regeneration and maintenance.
20 citations
,
June 2015 in “Hormone Molecular Biology and Clinical Investigation” Finasteride worsens erectile dysfunction and lowers testosterone in men with enlarged prostates, unlike tamsulosin.
1 citations
,
January 2008 in “Proceedings of the 9th World Rabbit Congress, Verona, Italy, 10-13 June 2008” Furless male rabbits grew slightly faster and heavier than furred ones, but testosterone levels were not the cause.
7 citations
,
July 2014 in “Reproductive Biomedicine Online” The length of CAG repeats in the androgen receptor gene is linked to ovarian reserve but does not affect how the ovaries respond to stimulation.
April 2021 in “Animal Bioscience” 5-Aminolevulinic acid can help chicken sperm move better at the right amount.
36 citations
,
May 2016 in “Biomaterials” Endo-HSE helps grow hair-like structures from human skin cells in the lab.
133 citations
,
August 1969 in “Science” Melatonin causes weasels to grow white fur and become reproductively inactive.
3 citations
,
January 2010 in “Yearbook of Urology” January 2010 in “Yearbook of Urology” 31 citations
,
September 1996 in “Differentiation” The upper dermal sheath can regenerate hair in rats.
April 2020 in “Journal of the Endocrine Society” A woman's severe hirsutism was caused by Leydig cell tumors in her ovaries, which improved after surgery.
1 citations
,
December 2023 in “Diagnostics” Accurate testosterone measurement and standardized lab practices are crucial for diagnosing and managing adult male hypogonadism.
17 citations
,
May 1987 in “Clinical and Experimental Dermatology” A patient with Sézary syndrome showed improvement after treatment and the study suggested follicular mucinosis might indicate future lymphoma risk.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Lack of TG2 increases fat storage and lowers cell cleanup in skin oil cells.
13 citations
,
December 2017 in “CNS Neuroscience & Therapeutics” Finasteride affects young male rats' brain function and behavior negatively.
4 citations
,
December 2017 in “Journal of zoo and wildlife medicine” Hormonal changes during the reproductive cycle may cause seasonal skin problems in captive female fossas.
September 2025 in “SKINdeep” Sebaceous glands help protect and maintain healthy skin and hair.
January 2025 in “Case Reports in Genetics” A rare gene variant causes sexual development issues in siblings, needing personalized treatment.
February 2023 in “Frontiers in Endocrinology” Too much male hormone in mothers can negatively affect the sexual behavior of both male and female baby mice.
13 citations
,
January 2019 in “Endocrine journal” Dihydrotestosterone treatment can help penis growth in boys with 5α-reductase deficiency but doesn't fully normalize size after puberty.
April 2019 in “Journal of Investigative Dermatology” Testosterone affects androgen receptors and lipid storage in cells, while DHEA does not convert to testosterone or affect these receptors in the same way.
March 2023 in “The Journal of Urology” Higher SRD5A2 expression predicts better response to finasteride in treating urinary symptoms.
28 citations
,
January 2009 in “Journal of Investigative Dermatology” Stem cells in eccrine glands could be used for regenerative medicine.
November 2019 in “Synapse” Brain-made chemicals can control nerve cell function differently in various parts of a mouse's brain, which may help us understand neurological conditions.
1 citations
,
September 2021 in “Journal of The American Academy of Dermatology” Hair loss in both Androgenetic Alopecia and Alopecia Areata is often accompanied by inflammation around hair follicles, but the location and severity of this inflammation varies.