1 citations
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April 2018 in “Journal of Investigative Dermatology” The Trichodysplasia spinulosa virus protein can cause abnormal hair growth in mice.
1 citations
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January 2011 in “ScholarlyCommons (University of Pennsylvania)” Notch signaling is crucial for specifying niche cells in Drosophila testis.
124 citations
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April 1992 in “Journal of Endocrinology/Journal of endocrinology” Beard hair follicles have more androgen receptors than non-balding scalp hair follicles.
April 2026 in “BMJ Case Reports” Leydig cell tumors can cause high testosterone in women and are treated by removing the ovaries.
June 2019 in “Problems of Cryobiology and Cryomedicine”
3 citations
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June 2016 in “Gynecological Endocrinology” Doctors used a special blood sampling technique to diagnose a woman's rare ovarian tumor that was producing male hormones.
3 citations
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January 2021 in “touchREVIEWS in Endocrinology” Surgery removed an ovarian tumor, improving her symptoms and normalizing testosterone levels.
January 2013 in “Reproductive Biology” April 2023 in “ACS Biomaterials Science & Engineering” 3D scaffolds mimicking the extracellular matrix are crucial for effective hair follicle regeneration.
October 2023 in “Journal of the Endocrine Society” A woman's ovarian fibroma caused high testosterone levels, which normalized after surgery.
13 citations
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December 1991 in “Annals of the New York Academy of Sciences” Researchers created a lab model to study human hair growth, showing it can grow and self-regulate outside the body.
10 citations
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March 2016 in “Development Growth & Differentiation” Scientists created feather buds in lab-grown chick skin using specific cell interactions.
2 citations
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May 2018 in “Diagnosis” A 68-year-old woman developed male traits due to a tumor in her ovary, which was removed, returning her hormone levels to normal.
11 citations
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November 2006 in “Journal of Veterinary Diagnostic Investigation” An alpaca acted like a male and couldn't have babies because of a benign tumor in its ovary that caused high testosterone levels.
40 citations
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April 1995 in “Journal of Cutaneous Pathology” Androgen receptors are found in some skin tumors but not in hair follicle tumors.
19 citations
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March 1998 in “Endocrinology” Male rats have more somatostatin neurons than females due to testosterone converting to estrogen during early development.
October 2015 in “Journal of Bioresource Management” Growing hair cells in the lab from plucked hairs could lead to a new, less invasive, and cheaper baldness treatment.
Nipple area expansion in mice needs both pregnancy hormones and mechanical strain.
13 citations
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February 2007 in “Biotechnology and Bioprocess Engineering” 385 citations
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November 1990 in “Journal of Cell Science” Human hair follicles can grow in a lab setting.
4 citations
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January 2006 in “PubMed” DHT deficiency may disrupt rat epididymis function by affecting estrogen receptors.
36 citations
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April 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Canine hair follicles have stem cells similar to human hair follicles, useful for studying hair disorders.
29 citations
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April 2020 in “Journal of Tissue Engineering and Regenerative Medicine” The experiment showed that human skin grown in the lab started to form early hair structures when special cell clusters were added.
18 citations
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April 2014 in “Stem cells” The study found stem cells in minor salivary glands that can differentiate and are involved in tumor formation when exposed to tobacco.
January 2023 in “Journal of the College of Physicians and Surgeons Pakistan” A rare ovarian tumor was successfully treated with surgery and chemotherapy.
November 2022 in “Journal of the Endocrine Society” A woman's masculine symptoms were caused by a rare tumor in her left ovary, which was found using a special blood test.
January 2021 in “Indian journal of veterinary pathology” A 15-year-old female labrador had a large ovarian tumor removed.
1 citations
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June 2012 in “OhioLink ETD Center (Ohio Library and Information Network)” A new 3-D bioreactor system improves drug screening and reduces animal testing.
130 citations
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August 2015 in “Experimental Dermatology” Human hair follicle organ culture is a useful model for hair research with potential for studying hair biology and testing treatments.
21 citations
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October 2010 in “Encyclopedia of Life Sciences” Histocultures help personalize cancer treatments, study hair growth, and explore immune responses.