28 citations
,
March 1942 in “Journal of Endocrinology” Male rats grow hair faster than females, and certain hormones can slow or slightly increase hair growth, but not significantly beyond natural rates.
27 citations
,
December 2016 in “Dermatology and Therapy” Certain skin conditions can indicate insulin resistance and should prompt lifestyle changes and medical treatment to manage underlying health issues.
27 citations
,
August 2015 in “Journal of Investigative Dermatology” The document concludes that there is a significant lack of reporting on the sex and age of cells in skin research, which could affect clinical trials and treatments.
27 citations
,
March 2012 in “Dermatologic Surgery” Higher caspase-1 levels found in balding scalps; reducing it may help treat hair loss.
27 citations
,
March 1994 in “Harvard Review of Psychiatry” Behavior therapy and medications, especially clomipramine, can help reduce hair pulling in people with trichotillomania.
26 citations
,
October 2016 in “Biomolecules & Therapeutics” 3-Deoxysappanchalcone helps human hair cells grow and stimulates hair growth in mice by affecting certain cell signaling pathways.
25 citations
,
November 2018 in “Cell reports” The study concluded that specific proteins are necessary to maintain the structure that holds epithelial cells tightly together.
25 citations
,
July 2014 in “Hong Kong medical journal” Some skin disorders might be linked to H. pylori infection, but more research is needed to confirm this.
24 citations
,
March 2017 in “Archives of Gynecology and Obstetrics” The study found that women with hyperandrogenic PCOS have higher levels of AKT1 and AKT2 proteins in their cells, which may lead to cell dysfunction.
24 citations
,
March 2001 in “Journal of Endocrinology/Journal of endocrinology” Red deer only have androgen receptors in neck hair cells for mane growth during breeding season.
23 citations
,
July 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle bulge cells don't help skin regrow after glucocorticoid damage; interfollicular epidermis cells do.
23 citations
,
May 2005 in “British Journal of Cancer” Plucked human hair can be used to study drug effects on certain cell markers.
23 citations
,
January 2002 in “Journal of Cutaneous Medicine and Surgery” Finasteride helps hair growth by decreasing cell death in hair follicles.
23 citations
,
March 2001 in “Clinics in dermatology” Alopecia areata involves immune response and gene changes affecting hair loss.
22 citations
,
October 2019 in “Cerebral cortex” Sex neurosteroids cause different effects on hippocampal synaptic plasticity in males and females.
21 citations
,
January 2021 in “Journal of infection and chemotherapy” Men, diabetes, and high inflammation levels lead to higher COVID-19 antibodies.
21 citations
,
November 2017 in “Livestock science” Nellore cattle have genetic variations linked to their adaptation to tropical environments.
21 citations
,
September 2004 in “Fertility and Sterility” Amenorrhea, or the absence of periods, should be evaluated by age 15 or within five years of early breast development, and is most commonly caused by conditions like polycystic ovary syndrome and hypothalamic amenorrhea.
21 citations
,
January 2002 in “Journal of Cutaneous Medicine and Surgery” Finasteride affects hair growth by changing caspase and XIAP levels, potentially treating hair diseases.
19 citations
,
December 2018 in “Experimental and Molecular Medicine” Small molecule IM boosts hair growth by changing stem cell metabolism.
19 citations
,
February 2018 in “Nutrients” Certain zinc transporters are essential for healthy skin and managing zinc in the body could help treat skin problems.
19 citations
,
October 2017 in “The FASEB Journal” Male hormones cause different growth in identical human hair follicles due to their unique epigenetic characteristics.
19 citations
,
April 2015 in “Stem Cells” Pro-IGF-II improves muscle repair in old mice.
19 citations
,
January 2007 in “Biological & pharmaceutical bulletin” Glycine reduces skin pigmentation by lowering melanin production.
19 citations
,
March 1998 in “Endocrinology” Male rats have more somatostatin neurons than females due to testosterone converting to estrogen during early development.
18 citations
,
September 2018 in “Experimental physiology” Electro-acupuncture may help treat PCOS in rats by changing brain DNA methylation.
18 citations
,
January 2017 in “Annals of dermatology/Annals of Dermatology” Certain immune cells contribute to severe hair loss in chronic alopecia areata, with Th17 cells possibly having a bigger impact than cytotoxic T cells.
18 citations
,
January 2015 in “Journal of obesity and weight loss therapy” Eating less starch and dairy helped overweight women with PCOS lose weight and improve symptoms.
18 citations
,
March 2011 in “Archives of ophthalmology” Ringworm around the eyes often gets misdiagnosed, leading to eyelash loss, but antifungal treatment can improve the condition.
18 citations
,
November 2010 in “Journal of morphology” Antler velvet hair and body hair of red deer have different structures that help with protection and insulation.