6 citations,
December 2011 in “Nature” The circadian clock in skin cells controls their growth and rest cycles.
Resveratrol improved hormone levels, menstrual cycles, hair loss, and ovarian function in PCOS patients.
81 citations,
January 2006 in “Journal of cellular physiology” Mice without the vitamin D receptor gene lose hair due to disrupted hair follicle cycles.
4 citations,
August 2017 in “The Nurse Practitioner” Secondary amenorrhea has many causes and requires thorough evaluation to treat and restore menstrual cycles.
38 citations,
October 1988 in “Clinics in Dermatology” Hormones, nutrition, and seasonal changes regulate hair growth cycles, with androgens extending growth phases and factors like aging and malnutrition affecting hair loss and thinning.
16 citations,
February 2014 in “Journal of Investigative Dermatology” Researchers developed a mouse model that tracks hair growth using bioluminescence, improving accuracy in studying hair cycles.
Female rats showed more panic-related behavior than males, influenced by hormonal cycles and certain drugs.
8 citations,
January 1987 in “Gynecological Endocrinology” Flutamide, an antiandrogen, has minimal impact on female rat endocrine systems and does not significantly change their reproductive cycles.
80 citations,
May 2011 in “Nature Cell Biology” New methods have greatly improved our understanding of stem cell behavior and roles in the body.
37 citations,
January 2009 in “Dermatology” Healthy women tend to lose more hair in July and April, and the least in February.
21 citations,
December 2019 in “PloS one” The rat model showed early perimenopause with regular cycles and low hormones, and late perimenopause with irregular cycles and higher hormone levels.
220 citations,
August 1988 in “Clinical endocrinology” Melatonin may help with sleep issues, depression, and cancer, but more research is needed.
179 citations,
April 2012 in “Nature Communications” Regenerated fully functional hair follicles using stem cells, with potential for hair regrowth therapy.
71 citations,
July 2015 in “The Journal of Clinical Endocrinology and Metabolism” Women with PCOS have higher androgen levels that decrease with age but are still higher than in women without PCOS.
51 citations,
January 2004 in “Domestic animal endocrinology” Melatonin implants and long daylight hours alter the timing of hormone release and hair growth in mouflon sheep.
46 citations,
December 2003 in “Advances in neonatal care” Assessing newborn scalp hair can reveal important health information.
45 citations,
January 2012 in “Experimental Dermatology” Human hair follicles switch between active and resting phases unpredictably.
34 citations,
January 2008 in “International Review of Neurobiology” Epilepsy and certain epilepsy drugs can lead to reproductive problems in women, but changing medication might improve these issues.
7 citations,
January 2020 in “Scientific Reports” Rabbit skin analysis showed changes in hair growth and identified miRNAs that may regulate hair follicle development.
7 citations,
January 2013 in “Indian Journal of Plastic Surgery” Body and beard hair can be used for hair transplants in baldness treatment but keep their original color and curl.
March 2024 in “Biomedical reports” Isoflavone may help manage PCOS symptoms, but its effectiveness is uncertain.
March 2023 in “East African scholars journal of medical sciences” Metformin may help regulate periods and cause modest weight loss in PCOS patients, but more research is needed.
Human hair keratins can be turned into useful 3D biomedical scaffolds through a freeze-thaw process.
May 2020 in “Research Square (Research Square)” Researchers found four key stages of cell development that are important for hair growth and shedding in cashmere goats.
January 2020 in “Asian Journal of Basic Science & Research” Nutrease powder, a high-protein, low-carb supplement, can help manage Polycystic Ovary Syndrome symptoms, regulate periods, improve ovulation, and restore fertility.
December 2000 in “Journal of the Royal Society of Medicine” Antiandrogen therapy may help treat hidradenitis suppurativa.
Dermal stem cells help regenerate hair follicles and heal skin wounds.
349 citations,
January 2005 in “The FASEB journal” Human skin can make serotonin and melatonin, which help protect and maintain it.
277 citations,
July 2011 in “Journal of the Dermatology Nurses’ Association” The skin's layers protect, sense, and regulate the body's internal balance, but can be prone to cancer.
224 citations,
March 2006 in “Seminars in Cutaneous Medicine and Surgery” The document concludes that understanding hair follicle biology can lead to better hair loss treatments.