July 2025 in “Journal of Investigative Dermatology” Wnt signaling helps regenerate hair follicles in wounds by reducing skin cell sensitivity to mechanical stress.
August 2013 in “International Wound Journal” Non-hairy skin cells might be used to regenerate hair, helping with baldness and skin wounds.
75 citations
,
October 2010 in “Mammalian genome” Sphynx cats are hairless and Devon Rex cats have curly hair due to specific genetic mutations.
19 citations
,
November 2001 in “Journal of Investigative Dermatology Symposium Proceedings” Human hair follicles can regenerate and recover after severe injury by going through a brief abnormal resting phase before growing again.
1 citations
,
January 1989 Four antibodies were developed to help study hair follicle cell differentiation.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” The research identified specific genes that are active in the cells crucial for hair growth.
2 citations
,
January 2020 The document describes a method for preparing hair for microscopy by embedding it in plastic, cutting it, and storing it cold before imaging.
1 citations
,
June 2000 in “PubMed” Osteopontin may help hair follicle growth during the catagen phase.
May 2026 in “Theranostics”
1 citations
,
October 2001 in “Journal of Wood Science” Some extracts from woods and fungi can promote hair growth better than a known hair growth substance.
14 citations
,
April 2008 in “PROTEOMICS” Increased 14-3-3 proteins may block hair cycle regression, causing hair loss.
8 citations
,
January 2020 in “International Journal of Trichology” Different patterns on the scalp help diagnose types of hair loss without needing a biopsy.
July 2024 in “Journal of Investigative Dermatology” Wnt and SHH signals together influence hair follicle cell development, offering insights for hair loss treatment.
May 2026 in “Frontiers in Cell and Developmental Biology” Collagen networks play a key role in hair loss and follicle miniaturization.
January 2026 in “Open MIND” Targeting the PIEZO1 and MLCK axis may offer a new treatment for hair loss.
Malnourished people have weaker hair that is easier to pluck.
86 citations
,
May 2002 in “Journal of Investigative Dermatology” A new keratin, hK6irs1, is found in all layers of the hair follicle's inner root sheath.
Guard hair length is positively correlated with guard hair diameter and down fiber length, but negatively correlated with variation in guard hair diameter and down fiber diameter.
May 2023 in “Stem cell research & therapy” New method efficiently isolates hair growth cells from newborn mouse skin.
16 citations
,
July 2016 in “Veterinary Dermatology” Dermoscopy is useful for diagnosing hair loss patterns in dogs.
2 citations
,
July 2025 in “Drug development & registration” A new algorithm accurately analyzes animal coat and skin colors quickly and easily.
April 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” A new treatment using dissolvable microneedles with nickel-copper and minoxidil improves hair growth and health in androgenic alopecia.
3 citations
,
July 2003 in “PubMed” The research found a way to measure hair surface changes by analyzing how light reflects off of it, and determined hair cuticle angles vary by hair length and color.
11 citations
,
June 2017 in “Asian-Australasian journal of animal sciences” Fox genes are important for hair growth and development in cashmere goats.
4 citations
,
December 2017 in “Journal of zoo and wildlife medicine” Hormonal changes during the reproductive cycle may cause seasonal skin problems in captive female fossas.
28 citations
,
October 2004 in “Differentiation” A gene deletion causes the "hairless" trait in Iffa Credo rats.
March 2026 in “International Journal of Advanced Biochemistry Research” German shepherd hair varies in color and pattern but is flat with a consistent internal structure.
1 citations
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January 2024 in “Annals of Dermatology” Examining hair shape can help predict Alopecia Areata's progression.
November 2017 in “Dermatologic Therapy” A new topical solution safely reduces hair shedding by 38% on average by tightening a muscle in the scalp.