March 2025 in “Journal of Endocrinology and Metabolism” Rodent models of PCOS show some hormone changes similar to humans, but also have key differences.
October 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” Rodent models of PCOS show some similar and some different lipid changes compared to humans.
Genetic analysis of rabbits identified key genes for traits like coat color, body size, and fertility.
January 2024 in “Biochemistry Research International” Compounds from Ziziphus spina-christi roots show strong antibacterial and antioxidant potential.
51 citations
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March 2022 in “Frontiers in Immunology” Alarmin cytokines are key in controlling skin immunity and inflammation.
19 citations
,
December 2016 in “PLOS ONE” Early-stage skin cells help regenerate hair follicles, with proteins SDF1, MMP3, biglycan, and LTBP1 playing key roles.
5 citations
,
January 2017 in “Molecular Medicine Reports” Human hair follicle cells can be turned into neural stem cell-like cells, which might help treat brain diseases.
4 citations
,
May 2019 in “Sultan Qaboos University Medical Journal” Tofacitinib helped regrow hair in a patient with severe hair loss and improved their quality of life without side effects.
March 2026 in “Tropical Journal of Natural Product Research” Albizia saponaria bark extract may help treat hair loss.
January 2023 in “Biomaterials Science” Certain genes are more active during wound healing in axolotl and Acomys, which could help develop materials that improve human wound healing and regeneration.
185 citations
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June 2014 in “Journal of Investigative Dermatology” A man with severe hair loss and skin disease regrew his hair with no side effects after taking tofacitinib.
14 citations
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September 2018 in “Asian-Australasian Journal of Animal Sciences” Rex rabbits' hair follicles develop dynamically in the first 8 weeks, with key genes and proteins changing over time.
July 2021 in “Advances in laboratory medicine” Diagnosing sex development disorders requires combining medical history, physical exams, imaging, lab tests, and genetic data.
January 2022 in “Current Enzyme Inhibition” New nonsteroidal molecules can potentially increase dihydrotestosterone in neurons by blocking certain enzymes, without affecting prostate and seminal vesicle weight.
234 citations
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November 2009 in “American journal of human genetics” Common variants in the Trichohyalin gene are linked to straight hair in Europeans.
176 citations
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September 2006 in “Stem Cells” BMP signaling prevents hair growth by stopping stem cell activation.
113 citations
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June 2015 in “Stem Cell Research & Therapy” Wnt and Notch signaling help wound healing by promoting cell growth and regulating cell differentiation.
60 citations
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August 1969 in “British Journal of Dermatology” Germicides mostly stay on the skin's surface, but some penetrate deeper depending on the product used.
57 citations
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April 2019 in “British journal of dermatology/British journal of dermatology, Supplement” Alopecia areata involves immune system imbalances that may lead to depression and anxiety.
56 citations
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September 2013 in “Experimental Dermatology” The guide explains how to study human and mouse sebaceous glands using various staining and imaging techniques, and emphasizes the need for standardized assessment methods.
48 citations
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March 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Retinoic acid production and signaling in hair follicles are regulated by location and timing, affecting hair growth and cycling.
38 citations
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April 2017 in “PLOS Genetics” GRHL3 is important for controlling gene activity in skin cells during different stages of their development.
37 citations
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October 2017 in “Clinical and Experimental Dermatology” Oral tofacitinib shows promise in treating atopic dermatitis and alopecia areata, but only slight improvement in vitiligo.
36 citations
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October 2009 in “Journal of Investigative Dermatology” Dihydrotestosterone can be made from dehydroepiandrosterone in skin cells without needing testosterone.
31 citations
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October 1971 in “Steroids” Human beard hair follicles change testosterone into other related hormones, but don't much change androstenedione into testosterone.
24 citations
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June 2018 in “PubMed” Serenoa repens extract helps regrow hair and repair hair loss by activating certain cell growth pathways.
24 citations
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January 2011 in “Sexual Development” Intersex frogs have different brain gene activity related to sex and thyroid hormones.
23 citations
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January 2020 in “Frontiers in Pharmacology” Dihydrotestosterone affects hair growth by changing the Wnt/β-catenin pathway, with low levels helping and high levels hindering growth.
23 citations
,
August 2018 in “Facial Plastic Surgery Clinics of North America” Using defensins to activate stem cells may improve skin aging signs without causing inflammation.
22 citations
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April 1972 in “Journal of Steroid Biochemistry” Beard hair follicles convert testosterone to 5α-dihydrotestosterone most intensively.