34 citations,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Human hair growth is influenced by androgen hormones, and red deer mane follicles have similar hormone receptors.
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.
15 citations,
October 2012 in “Journal of circadian rhythms” RNA from horse hair follicles can track circadian rhythms non-invasively.
227 citations,
January 1998 in “Journal of Endocrinology” Cells from balding scalps have more androgen receptors than cells from non-balding scalps.
96 citations,
September 2017 in “Analytica Chimica Acta” Hair elemental analysis could be useful for health and exposure assessment but requires more standardization and research.
October 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Hair follicles can be kept in RNAlater® at cool or room temperature for a week without harming RNA quality.
120 citations,
November 2014 in “Biological Reviews” The telogen phase of hair growth is active and important for preparing hair follicles for regeneration, not just a resting stage.
84 citations,
February 2013 in “Clinica chimica acta” Hair mineral analysis might help diagnose diseases early, but standard methods are needed.
35 citations,
March 2005 in “Journal of Investigative Dermatology” Potassium channel openers like minoxidil help hair grow by acting on hair follicles.
September 2023 in “Stem cell reviews and reports” Scientists found a new, less invasive way to get stem cells from horse hair for veterinary medicine.
May 2023 in “Animal Reproduction Update” High levels of cortisol in hair show long-term stress which can lower fertility in animals.
January 2013 in “Food science and technology research” Green tea extract may increase copper levels in mouse hair without affecting liver copper.
2 citations,
December 2022 in “International journal of molecular sciences” Plucked hairs can be used instead of skin biopsies to study hair traits because they contain specific cells related to hair.
13 citations,
April 2018 in “Scientific Reports” The genes KRT25 and SP6 affect curly hair in horses, with KRT25 also causing hair loss. If both genes are mutated, the horse gets curly hair and hair loss. KRT25 can hide the effect of SP6.
5 citations,
January 2006 in “Journal of veterinary medical science” RNA can be extracted from horsehair roots for analysis.
2 citations,
April 1999 in “Dermatologic Clinics” The paper concludes that creating a natural-looking hairline in hair restoration is important for facial aesthetics and involves careful planning and realistic expectations.
16 citations,
August 1996 in “The journal of experimental zoology/Journal of experimental zoology” Red deer hair cells offer a new way to study how hormones affect hair growth.
4 citations,
January 2007 in “Australian Veterinary Journal” A horse's sudden hair loss was caused by an allergic reaction to a coat conditioning powder.
Forensic hair analysis for drugs is now more reliable and accurate.
5 citations,
October 2013 in “Veterinary Clinics of North America: Equine Practice” Some horses lose hair without inflammation or itching due to various conditions, and while mainly a cosmetic issue, diagnosis requires examination and biopsies, and breeding is not advised if it's hereditary.
5 citations,
December 2005 in “Clinical Techniques in Equine Practice” Skin and hair changes in horses can indicate serious diseases, and recognizing these signs is important for treatment and management.
2 citations,
February 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” The Asiatic lion has very low genetic diversity and unique genetic traits, highlighting the need for its conservation.
1 citations,
December 2022 in “JAMA Dermatology” The AI system HairComb accurately scores hair loss severity, matching dermatologist assessments.
April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Higher resolution images are needed to identify scarring and fine hair in alopecia.
January 2023 in “International Journal of Trichology” Alcohol-free minoxidil is better for treating hair loss in Indian men.
November 2008 in “Facial Plastic Surgery” Hair restoration techniques have evolved from large punch grafts to microfollicular unit transplants, with future advancements potentially including hair cloning.
157 citations,
April 1994 in “Clinical endocrinology” Androgens can cause hair growth in some areas and hair loss on the scalp.
2 citations,
January 2020 in “Skin appendage disorders” Long hair can cause hair loss due to constant pulling.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Eyebrow hair transplants in patients with frontal fibrosing alopecia may look good at first but often lose the new hair after a few years.
209 citations,
September 2008 in “Dermatologic Therapy” Androgens can both increase and decrease hair growth in different parts of the body.