4 citations
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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.
10 citations
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March 1973 in “Journal of Investigative Dermatology” 12 citations
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September 2014 in “Bone” A vitamin D receptor mutation causes rickets and affects immune responses.
41 citations
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March 2016 in “The Journal of Clinical Endocrinology & Metabolism” In STSD patients, the body compensates for low androgen levels by increasing another enzyme's activity.
69 citations
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August 1988 in “Journal of Investigative Dermatology” 151 citations
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June 2010 in “Endocrinology and metabolism clinics of North America” Two rare genetic diseases cause severe rickets in children due to defects in vitamin D metabolism.
46 citations
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October 2012 in “Seminars in reproductive medicine” Genetic defects in androgen production are linked to male developmental disorders and are improving treatment understanding.
1 citations
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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
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January 1992 in “Clinical Pediatric Endocrinology” Patients with the same vitamin D receptor mutation showed different symptoms due to other factors.
21 citations
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January 2006 in “Hormone Research in Paediatrics” A mutation in the VDR gene affects hair cycling without needing ligand binding.
January 2017 in “Elsevier eBooks” Congenital Adrenal Hyperplasia is mainly caused by enzyme deficiencies, leading to varying symptoms like hormone imbalances and physical changes.
47 citations
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February 1998 in “Journal of bone and mineral research” A specific gene mutation causes vitamin D-resistant rickets and hair loss.
73 citations
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April 1999 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Vitamin D receptor is crucial for bone health and mineral metabolism.
May 2021 in “Journal of the Endocrine Society” Adolescents with PCOS have higher levels of certain androgens, which are linked to hair growth but don't help diagnose PCOS better than testosterone levels.
16 citations
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September 2008 in “Dermatologic Therapy” CAH is a genetic disorder affecting cortisol production and causing hormonal imbalances, with treatment and diagnosis varying by form and symptoms.
94 citations
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July 2020 in “European Journal of Human Genetics” The guidelines ensure accurate genetic testing and reporting for 21-hydroxylase deficiency.
April 2019 in “Journal of the Endocrine Society” An over-the-counter vitamin/mineral supplement improved hair loss and blood sugar control in a woman with non-classic 11-hydroxylase deficiency.
36 citations
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January 2010 in “Journal of Pediatric Endocrinology and Metabolism” A new gene mutation causes vitamin D resistance and hair loss in two unrelated girls.
4 citations
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December 2012 in “Arquivos Brasileiros De Endocrinologia E Metabologia” A postmenopausal woman's masculine symptoms improved after surgery for a hormone-producing ovarian tumor.
June 2023 in “Medicine and Pharmacy Reports” A woman with a specific mutation causing adrenal gland issues faced fertility problems, but careful hormone therapy helped her manage it successfully.
21 citations
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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.
January 2002 in “HAL (Le Centre pour la Communication Scientifique Directe)” The enzyme system in hair follicles is similar to the liver's and is inhibited by certain substances.
10 citations
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September 2019 in “Experimental Eye Research” The enzyme RDH12 plays a role in vision and retinal disease, with mutations leading to early onset visual loss and blindness, but the exact disease mechanism is unclear and there are no treatments yet.
37 citations
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October 2006 in “Archives of Biochemistry and Biophysics” A unique gene mutation causes vitamin D-resistant rickets without causing hair loss.
July 2017 in “Contemporary Endocrinology” The document concludes that patient outcomes for Congenital Adrenal Hyperplasia are often not ideal because of poor management and a need for better diagnosis and treatment methods.
107 citations
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March 2014 in “BoneKEy Reports” Mutations in the vitamin D receptor cause hereditary vitamin D-resistant rickets, leading to poor bone health and requiring high calcium doses for treatment.
May 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” The enzyme 5α-reductase is important for proper blood vessel development during the fertility-related transformation of the uterus lining.
8 citations
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December 2016 in “Hormone Research in Paediatrics” Tunisian children with hereditary vitamin D-resistant rickets showed improvement with calcium treatment, and new genetic mutations were identified.
16 citations
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March 2022 in “Clinica Chimica Acta” Idiopathic hirsutism may be linked to increased enzyme activity.
50 citations
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October 1986 in “European journal of pediatrics” A boy with severe Vitamin D-resistant rickets did not respond to treatment and lacked a common symptom, suggesting a need for alternative treatments.