49 citations,
March 2015 in “Journal of Medicinal Food” Red Ginseng Extract may help human hair grow by activating growth pathways and blocking negative effects of certain hormones.
48 citations,
March 2003 in “BJOG: An International Journal of Obstetrics and Gynaecology” Mothers and newborns with dental fillings had higher mercury in their hair, but getting fillings during pregnancy didn't raise mercury levels further.
44 citations,
December 1991 in “Annals of the New York Academy of Sciences” EGF and FGF help hair growth by affecting cell differentiation and fiber growth.
43 citations,
February 2008 in “Journal of cutaneous pathology” Melanocyte precursors in human fetal skin follow a specific migration pattern and some remain in the skin's deeper layers.
40 citations,
November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” S100A3 protein is crucial for hair shaft formation in mice.
37 citations,
March 2013 in “Maturitas” Testosterone therapy is beneficial for women's health and does not cause masculinization or liver damage, and it protects the heart and breasts.
36 citations,
June 2001 in “Neuroscience Letters” Finasteride may affect fetal brain development and increase arousal, but more research is needed for safety confirmation.
33 citations,
January 2017 in “Conservation physiology” Measuring reproductive hormones in brown bear hair could help identify their sex and reproductive state, but better collection methods or lab techniques are needed.
29 citations,
September 2012 in “Birth Defects Research” Wounds heal without scarring in early development but later result in scars, and studying Wnt signaling could help control scarring.
26 citations,
July 1995 in “Neurobiology of Aging” Finasteride affects prostate weights and pituitary activity differently with age.
24 citations,
January 1989 in “Archives of biochemistry and biophysics” Male rats have androgen receptors in their liver, which are different from proteins that bind estrogen.
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October 2019 in “Cerebral cortex” Sex neurosteroids cause different effects on hippocampal synaptic plasticity in males and females.
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September 2021 in “Nature communications” Cat color patterns are determined early in development by gene expression and epidermal changes, with the Dickkopf 4 gene playing a crucial role.
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March 2019 in “Behavioural Brain Research” Finasteride use can cause depression-like behavior in male rats.
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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.
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January 2007 in “Clinical dysmorphology” A 2-year-old boy with a rare brain malformation may have Gomez–López-Hernández syndrome.
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January 1997 in “Cell and Tissue Research” Scientists developed a method to grow human fetal skin and digits in a lab for 3-4 weeks, which could help study skin features and understand genetic interactions in tissue formation.
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July 2019 in “Journal of Cellular Biochemistry” Wnt7a protein is crucial for development and tissue maintenance and plays varying roles in diseases and potential treatments.
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June 2018 in “Seminars in Oncology” The document concludes that pregnancy and cancer share immune evasion tactics, but more research is needed before using checkpoint blockade immunotherapy in pregnant cancer patients to avoid harm to the placenta.
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February 1989 in “Journal of veterinary medicine. Series A” Crossbreeding certain European cattle breeds may cause hair and physical issues in cattle.
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March 2018 in “Chemosphere” Bisphenol-A (BPA) increases connections between brain cells and boosts their activity, but it blocks the effects of a male hormone on brain cell plasticity.
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August 2012 in “Clinical Pharmacokinectics” Type 2 diabetes does not change how metformin works in obese pregnant women, so dosage adjustments are not needed.
10 citations,
April 1995 in “Animal Science/Animal science” Melatonin implants can change the seasonal prolactin levels and hair growth in adult cashmere goats but not in juveniles, and don't delay spring moult for better fiber harvesting.
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February 2014 in “Tissue Engineering and Regenerative Medicine” Conditioned media from human amniotic fluid-derived stem cells helps skin heal and protects against aging from sun exposure.
8 citations,
April 2020 in “European Journal of Nutrition” Newborns' hair shows how much caffeine their mothers drank during pregnancy.
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October 2012 in “The Journal of Steroid Biochemistry and Molecular Biology” Testosterone and dihydrotestosterone have similar effects on body composition and metabolic health in men.
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June 2012 in “PloS one” Mutations in Plcd1 and Plcd3 together cause severe hair loss in mice.
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December 2011 in “Journal of Medicinal Food” D-004 may be a natural alternative to finasteride for treating enlarged prostate and male baldness.
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October 2015 in “American Journal of Primatology” Monkeys with hair loss during pregnancy showed higher stress hormone levels and invested differently in their offspring.
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June 2015 in “The anatomical record” Hexi cashmere goats' hair growth varies by stage, with Hoxc13 linked to hair activity.