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.
47 citations,
May 1999 in “Reproduction” Goat reproductive activity and coat growth are affected by light and temperature, with temperature altering prolactin levels and hair growth, but not melatonin or estrus onset.
41 citations,
September 1991 in “Medical hypotheses” Prolactin may be important for skin growth and immune function.
18 citations,
November 1998 in “Comparative biochemistry and physiology. Part A, Molecular & integrative physiology” Changes in prolactin and DHEA levels are not required for the start of mink hair growth cycles.
12 citations,
May 2012 in “Endocrinology and metabolism/American journal of physiology: endocrinology and metabolism” Human scalp hair follicles can be used to study how prolactin affects hair growth and cell death.
12 citations,
September 1999 in “The journal of experimental zoology/Journal of experimental zoology” Prolactin levels do not control the start of winter fur growth in mink.
10 citations,
October 1992 in “Hormone and Metabolic Research” Finasteride safely lowers DHT levels without affecting hormone levels, helping with conditions like enlarged prostate, acne, and hair loss.
6 citations,
September 2010 in “Animal” Selecting Angus cattle for earlier puberty lowers prolactin levels but doesn't affect hair growth.
1 citations,
April 2015 in “Journal of Dermatology and Dermatologic Surgery” People with certain skin diseases have higher levels of the hormone prolactin in their blood.
1 citations,
March 1994 in “Proceedings of the British Society of Animal Production” Prolactin and melatonin affect the growth of Angora and Cashmere goat hair differently.
January 2024 in “World Journal of Biology Pharmacy and Health Sciences” High prolactin and low vitamin D levels may be linked to hair loss in women.
August 2023 in “Journal of Clinical Medicine” Metformin lowers prolactin in women without PCOS but not in those with PCOS, where it reduces other hormones instead.
February 2021 in “Facta Universitatis” Too much prolactin can cause menstrual problems, infertility, and sexual issues in women.
January 2021 in “Benha Journal of Applied Sciences” Prolactin levels and gene polymorphism are not linked to vitiligo severity but are related to BMI.
August 2022 in “Theriogenology” Neurosteroids affect prolactin levels in sheep differently depending on stress and pregnancy conditions.
10 citations,
April 1995 in “Animal Science/Animal science” Melatonin implants can change the seasonal prolactin levels and hair growth in adult cashmere goats but not in juveniles, and don't delay spring moult for better fiber harvesting.
January 2021 in “Turkiye Klinikleri Journal of Dermatology” Women with a certain type of hair loss had lower levels of a hormone called prolactin compared to healthy women.
October 2017 in “The Indian Journal of Animal Sciences” The prolactin gene polymorphism doesn't affect cashmere quality in these goats.
100 citations,
July 2004 in “The Journal of Sexual Medicine” Hormones like estrogen, testosterone, progesterone, and prolactin play complex roles in female sexual function, with testosterone potentially improving sexual desire, arousal, and satisfaction. However, more research is needed to establish safe and effective hormone treatments for female sexual dysfunction.
78 citations,
November 2008 in “Fertility and Sterility” Amenorrhea is relatively rare and initial testing should check FSH, TSH, and prolactin levels.
19 citations,
January 2012 in “Dermato-endocrinology” Moderately high prolactin levels do not cause hair loss in women.
14 citations,
January 1990 in “Fertility and Sterility” Some patients with high prolactin levels don't show symptoms because they have a form of the hormone that's less active.
2 citations,
February 2014 in “Journal of the European Academy of Dermatology and Venereology” High levels of prolactin in the blood can be linked to widespread hair loss.
2 citations,
March 2011 in “Hair transplant forum international” Female pattern hair loss involves hair follicles shrinking, influenced by hormones like melatonin and prolactin.
1 citations,
January 2021 in “Acta dermatovenerologica Alpina, Pannonica et Adriatica (Tiskana izd.)” High prolactin levels might be linked to hair loss in autoimmune thyroid disease, but more research is needed.
October 2023 in “Journal of the Endocrine Society” A woman's excessive hair growth was linked to a rare case of high testosterone caused by a prolactin-producing pituitary tumor.
April 2022 in “PANACEA JOURNAL OF MEDICAL SCIENCES” People with both obvious and not-so-obvious underactive thyroid issues often have higher levels of the hormone prolactin.
Most men seeking hair transplants have Male Pattern Baldness, influenced by genetics, age, and testosterone, while women's hair loss can be affected by thyroid function, iron, testosterone, prolactin, ferritin levels, and certain conditions. Follicular Unit Extraction is a popular hair transplant technique.
11 citations,
February 2013 in “Clinical Endocrinology” A small number of premenopausal female blood donors had high prolactin levels, often due to stress, and retesting is recommended to prevent misdiagnosis.