12 citations
,
December 2009 in “Amino Acids” Putting α-methylspermidine on mouse skin can start hair growth.
Collagen peptides may help maintain hair growth and could be beneficial for hair loss conditions.
December 2009 in “Cancer Research” Over-expression of Sp2 can lead to cancer by preventing proper stem cell differentiation.
2 citations
,
December 2007 in “Microbial pathogenesis” Anthrax bacteria can infect and destroy hair follicles in mice, but the immune system eventually clears the infection.
January 2023 in “Burns & Trauma” The study concluded that the new wound model can be used to evaluate skin regeneration and nerve growth.
17 citations
,
July 2018 in “International Journal of Cosmetic Science” Keratin-based particles safely improve hair strength, smoothness, and heat protection.
27 citations
,
July 1997 in “PubMed” The harlequin ichthyosis mouse mutation causes thick skin and early death, resembling a human skin disorder.
4 citations
,
November 2016 in “The Journal of Dermatology” Pili torti hair is fragile due to loose keratin filaments and weak disulfide bonds.
1 citations
,
October 2017 in “Frontiers in Physiology” Hair follicle keratin may have been used in tooth enamel evolution.
138 citations
,
November 1977 in “Biochimica et Biophysica Acta (BBA) - Proteins and Proteomics” 26 citations
,
December 1990 in “Journal of Biological Chemistry” Two specific genes are more active during hair growth in mice.
5 citations
,
March 1981 in “PubMed” A girl grew extra hair in areas where she had insect bites.
13 citations
,
January 2002 in “Biological chemistry” Different conditions affect how hair proteins assemble, and certain mutations can change their structure.
1 citations
,
January 2014 Crataegus pinnatifida extract promotes hair growth in mice.
3 citations
,
May 2017 in “BMJ Case Reports” A 15-year-old boy's skin and hair condition worsened due to improper treatment, leading to severe health issues.
January 2023 in “Skin appendage disorders” Two Hispanic women developed Plica neuropathica, a condition causing tangled hair, possibly due to hair damage and various risk factors.
32 citations
,
November 1998 in “Journal of Biological Chemistry” Mouse and human keratin 16 can both form filaments, with differences likely due to the tail domain, not the helical domain.
February 2025 in “BMC Veterinary Research” Keratin proteins are crucial for hair growth in cashmere goats.
17 citations
,
April 2017 in “PLoS ONE” Hair follicle cells can become bone-like cells, useful for bone repair.
26 citations
,
January 1993 in “Dermatology” A rare case of isolated trichothiodystrophy was identified, marked by brittle hair with low sulfur content.
22 citations
,
January 2020 in “PeerJ” Keratin peptides in hair might help identify gender and ethnicity.
May 2023 in “Archiv EuroMedica” The article concludes that it's important to know how to identify and treat the rare hair disease black piedra, even in places where it's not usually found.
1 citations
,
October 1988 in “Clinics in Dermatology” Scientists identified and cloned specific keratin proteins in mouse hair.
March 2026 in “International Journal of Cosmetic Science” Pal-KCV peptide strengthens hair and reduces breakage by up to 52%.
June 2023 in “Antioxidants” Lipids from Schizochytrium sp. help prevent hair loss by protecting hair cells from damage and promoting hair growth.
January 2006 in “Dianzi xianwei xuebao” Netherton syndrome causes specific skin and hair changes that help in early diagnosis.
4 citations
,
May 2020 in “The journal of pediatrics/The Journal of pediatrics” A boy with monilethrix has brittle hair that breaks easily due to a genetic condition, which might improve by puberty.
6 citations
,
January 2000 in “Dermatology” A girl's severely tangled hair couldn't be fixed and had to be cut due to a rare condition called plica neuropathica.
June 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” KIF18B is important for correctly positioning cell division machinery in skin cells, affecting hair follicle development.
2 citations
,
January 2017 in “Folia biologica” The KRTAP7-1 gene is very similar across different cattle and yak breeds and likely plays a role in hair strength and shape.