10 citations,
November 2019 in “Neuroendocrinology” Measuring 17-hydroxyprogesterone in hair can help monitor androgen levels in people with congenital adrenal hyperplasia.
June 2023 in “Journal of personalized medicine” Androgen treatment with dihydrotestosterone may help maintain height in patients with 5-α-reductase type 2 deficiency, especially before puberty.
4 citations,
January 2010 in “Acta dermato-venereologica” Low androgen levels can still cause female pattern hair loss.
62 citations,
August 2018 in “Frontiers in Endocrinology” Androgens are important for normal ovarian function and estrogen production, but may not be the main cause of follicle death.
66 citations,
January 2000 in “Hormone Research in Paediatrics” Androgens can both promote and prevent hair growth due to differences in gene expression in hair follicles.
31 citations,
February 1997 in “The Journal of Clinical Endocrinology and Metabolism” People who carry the 21-Hydroxylase Deficiency gene are not more likely to have excessive male hormone levels.
8 citations,
April 1991 in “European journal of endocrinology” 3α-AdiolG is a good marker for androgen activity in women with excessive hair growth and decreases with anti-androgen treatment.
5 citations,
December 2021 in “Pediatric investigation” Testosterone undecanoate safely and effectively increased penis size in male children with 5-alpha-reductase deficiency.
5 citations,
March 2013 in “BMJ case reports” Gastric bypass surgery improved a woman's hormonal disorder without the need for medication.
August 2023 in “Dermatology Reports” Acne not improved by usual treatments may indicate a genetic disorder.
44 citations,
June 1967 in “The journal of nutrition/The Journal of nutrition” Lack of essential fatty acids in diet causes reproductive issues and poor health in male rabbits.
16 citations,
March 2015 in “Wiener Klinische Wochenschrift” Vitamin D deficiency is common in women with PCOS and linked to some metabolic problems, but not the main cause of their metabolic issues.
3 citations,
February 2013 in “PubMed” 5α-reductase inhibitors like finasteride and dutasteride can help treat skin disorders stimulated by androgens, such as hair loss and acne.
January 2023 in “Endocrine Journal” Treating classic 21-hydroxylase deficiency requires precise glucocorticoid dosing and attention to individual patient needs, with new treatments showing promise.
July 2001 in “APMIS. Acta pathologica, microbiologica et immunologica Scandinavica./APMIS” Male children's genital development issues can be caused by genetic mutations or environmental factors affecting hormone action.
21 citations,
January 2020 in “General and Comparative Endocrinology” Lack or blocking of SRD5a, a key component in hormone creation, can lead to conditions like pseudohermaphrodism and affect hair growth, bone mass, muscle strength, and reproductive health. More research is needed on its regulation from fertilization to adulthood.
4 citations,
October 1988 in “Clinics in Dermatology” Dihydrotestosterone (DHT) is crucial for conditions like male-pattern baldness and acne, and measuring a byproduct, androstanediol glucuronide, is a better way to assess DHT's effects than DHT blood levels.
Dihydrotestosterone (DHT) and its active metabolites play a key role in various diseases, and the development of 5α-reductase inhibitors can help treat these conditions.
January 2019 in “Menoufia Medical Journal” Lower vitamin D levels may contribute to female hair loss.
20 citations,
March 1975 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” The study concludes that a genetic mutation in TFM mice leads to reduced androgen receptor activity, affecting the body's response to male hormones.
November 2022 in “Journal of the Endocrine Society” A woman's masculine features were caused by a rare ovarian tumor that produced male hormones.
93 citations,
February 2009 in “Annals of the New York Academy of Sciences” 5α‐reductase isozymes are crucial for prostate development and health, and targeting them can help prevent and treat prostate issues.
1 citations,
May 2013 in “Hair transplant forum international” Non-classical 21 hydroxylase deficiency is an underdiagnosed cause of female hair loss and polycystic ovarian syndrome.
3 citations,
May 1990 in “Journal of Steroid Biochemistry” Some women with excess hair growth have a hormone condition that can't be diagnosed by blood or urine tests alone.
1 citations,
April 2022 in “AACE clinical case reports” A 36-year-old person with a female appearance but male chromosomes was diagnosed with a rare enzyme deficiency affecting sexual development.
4 citations,
January 1989 in “Journal of Steroid Biochemistry” Women with hyperandrogenism have higher androgen levels and lower SHBG, which may contribute to conditions like excessive hair growth and early puberty.
124 citations,
August 1990 in “British Journal of Dermatology” Diffuse alopecia in women may be related to androgens and iron deficiency, and basic hormone and nutrient screening is useful.
11 citations,
July 2001 in “APMIS. Acta pathologica, microbiologica et immunologica Scandinavica./APMIS” Estrogens are key for bone growth spurts in both boys and girls and affect growth into adulthood.
8 citations,
December 2022 in “International journal of molecular sciences” Mice without the enzyme HSD17B3 still produce normal testosterone, suggesting they have different ways to make it compared to humans.
August 2023 in “Journal of The American Academy of Dermatology” Valproic acid, a common antiepileptic medication, can cause reversible hair loss in patients.