May 2015 in “Hair transplant forum international” The article concludes that PRP might help with hair loss, but more detailed research is necessary.
February 1999 in “The anatomical record” Two mouse mutants have defective hair cuticle cross-linking.
February 1998 in “Journal of Investigative Dermatology” Men often see themselves as balder than experts do.
PRP treatment mildly to moderately improves hair loss in most men with AGA.
Natural products may help treat hair loss by promoting hair growth with fewer side effects.
October 2022 in “Frontiers in Bioengineering and Biotechnology” Bioengineered nanoparticles can effectively treat hair loss by targeting specific enzymes and receptors.
January 2022 in “Journal of Clinical and Diagnostic Research” Using platelet-rich plasma injections and biotin pills together significantly increases hair regrowth in men with hair loss.
December 2013 in “Iranian Journal of Applied Animal Science” Adding bentonite clays to goat diets increased milk yield, periwinkle shell improved chicken egg production, and vaccination increased muscle area and carcass yield in calves.
50 citations
,
January 2007 in “PubMed” Minoxidil 2% and 5% are common treatments for female pattern hair loss, with other options including anti-androgens, oral contraceptives, and hair transplantation.
14 citations
,
May 2017 in “InTech eBooks” Hair is important for protection, social interaction, and temperature control, and is made of a growth cycle-influenced follicle and a complex shaft.
3 citations
,
June 2025 in “Journal of Cosmetic Dermatology” Using combined fat and growth factors can effectively treat hair loss after facial fillers.
51 citations
,
November 2005 in “Journal of Medical Primatology” Alopecia in captive rhesus macaques is affected by season, sex, age, housing, and stress, with complex links between stress hormones and hair loss.
47 citations
,
May 1999 in “Reproduction” Goat reproductive activity and coat growth are affected by light and temperature, with temperature altering prolactin levels and hair growth, but not melatonin or estrus onset.
4 citations
,
January 1982 in “Neuroendocrinology” Dopamine affects coat color changes in agouti mice.
1 citations
,
January 2020 in “Research Square (Research Square)” Inherited color dilution in Rex rabbits is linked to DNA methylation changes in hair follicles.
February 2026 in “Veterinary Dermatology” Coat-type differences in Pomeranians affect Alopecia X diagnosis and treatment.
October 2025 in “Journal of Veterinary Diagnostic Investigation” Black hair in cats has higher cortisol levels than white hair.
June 2023 in “Animal Bioscience” Vimentin and transthyretin proteins are linked to black coat color in sheep.
The chapter explains causes of hair loss and excessive hair growth in animals.
The gene Endothelin 3 makes mice's fur darker by increasing pigment cells and pigment levels.
August 2004 in “Veterinary Dermatology” More research is needed to understand coat funk in Alaskan malamutes.
28 citations
,
May 2017 in “Molecular ecology” Researchers found genes that control hair color and growth change before the visible coat color changes in snowshoe hares.
8 citations
,
July 2011 in “Animal science journal” Keratin 33A is a key protein in goat winter coats, especially in high-producing breeds.
1 citations
,
January 2016 in “Acta histochemica” Black sheep have higher levels of Gnαs and Gnα11 proteins, which may affect their coat color.
August 2025 in “Intisari Sains Medis” The buffy coat method yields higher TGF-β1 levels in PRP, especially in males.
January 2022 in “Mammalian Genome” The wavy coat in NCT mice is caused by multiple genes, including a mutation in the Prss53 gene.
January 2007 in “UKnowledge (University of Kentucky)” Steers with winter hair coats and reduced sweating struggled with heat, leading to less grazing and poor performance.
51 citations
,
January 2007 in “Animal Genetics” The gene for slick hair in Senepol cattle is located on chromosome 20 and may involve the SRD5A2 gene.
18 citations
,
January 2020 in “Ecology and evolution” Genes related to pigmentation, body rhythms, and behavior change during hares' seasonal coat color transition, with a common genetic mechanism in two hare species.
5 citations
,
October 2021 in “Vlaams Diergeneeskundig Tijdschrift” The protocol is easy to use, but reliable results need the same person to assess each time.