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April 2007 in “Journal of The American Academy of Dermatology” The document suggests "anisotrichosis" as a new term for hair thickness variation in common baldness.
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October 2020 in “Annals of Oncology” Men may be more vulnerable to severe COVID-19 due to genetic and hormonal factors, but more research is needed.
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April 1992 in “Journal of Biological Chemistry” Four-amino acid part makes enzyme sensitive to finasteride.
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February 2019 in “Zoology” Lustre mutant sheep have normal hair structure and proteins but differ in felting properties.
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August 1969 in “Science” Melatonin causes weasels to grow white fur and become reproductively inactive.
September 2014 in “Springer eBooks” Men and women experience skin aging differently due to changes in sex hormone levels with age.
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January 2012 in “Springer eBooks” The document concludes that signs of male and female pattern baldness include uneven hair thickness, yellow spots, skin discoloration around hair follicles, more thin and soft hairs, and many hair follicles with just one hair.
August 2020 in “DOAJ (DOAJ: Directory of Open Access Journals)” Finasteride, at doses of 5mg or higher, may negatively affect male fertility by reducing the expression of certain genes involved in sperm production.
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March 2014 in “Journal of Pharmacological and Toxicological Methods” The animal models successfully simulated dry eye related to sex steroid deficiency.
April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Spiny mice regenerate skin better than laboratory mice due to larger hair bulges, more stem cells, and different collagen ratios.
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November 2001 in “The Journal of Cell Biology” Desmocollin 1 is essential for strong skin and proper skin function.
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April 2014 in “International Journal of Pediatric Endocrinology” Prepubertal girls with hypertrichosis have more sensitive androgen receptors, leading to increased body hair growth.
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May 2006 in “Journal of Neurology Neurosurgery & Psychiatry” Neuromyotonia and morphoea can occur together in the same body areas.
June 2023 in “Pharmaceuticals” Men and women respond differently to drugs for COVID-19, high cholesterol, and diabetes, which suggests a need for personalized treatments.
November 2005 in “Hair transplant forum international” Genetic differences in hair loss can help improve diagnosis and treatment.
November 2022 in “Journal of the Endocrine Society” A boy with a new NR5A1 gene mutation has a sex development disorder without affecting his adrenal glands.
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March 2023 in “eLife” Stem cell differentiation involves gradual chromatin changes and dynamic gene activity.
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September 1992 in “Endocrinology” The human type II 5α-reductase gene, linked to certain male health conditions, has a specific structure and low similarity to other related genes.
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August 2023 in “Biophysical Journal” Mitochondrial activity varies in cells before they stop growing, affecting their growth potential.
August 2025 in “International Journal of Contemporary Pediatrics” HLD10 can include increased body hair and Mongolian spots.
MFN2 mutations cause mitochondrial problems, unusual fat distribution, and low leptin despite high body fat.
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December 1967 in “Australasian Journal of Dermatology” Becker's Melanosis and Hypertrichosis mainly affects young males, causing brown skin patches and extra hair on one side of the upper body.
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June 2020 in “Genes” Lykoi cats' unique sparse hair is linked to specific genetic variants in the Hairless gene.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Deleting the Hoxc13 gene in frogs shows its crucial role in developing skin structures similar to hair.
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June 2017 in “Developmental Biology” Mice can correct hair follicle orientation without certain genes, but proper overall alignment needs those genes.
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January 1986 in “PubMed” The boy's symptoms suggest a possible new medical condition.
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April 2021 in “Clinical, Cosmetic and Investigational Dermatology” Conflicting findings in androgenic alopecia are likely due to biopsy location, hair diameter diversity, and hair follicle miniaturization.
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December 2017 in “Research for Rural Development/Research for Rural Development (Online)” Neutered ferrets often develop hyperadrenocorticism, with symptoms like hair loss and lethargy, and androstenedione is a key indicator for diagnosis.