April 2012 in “Informa Healthcare eBooks” Temporal triangular alopecia is a lifelong condition with hairless patches on the side of the head that may be present from birth.
June 2003 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” GLABRA2 represses root hair formation by inhibiting a specific gene.
December 2022 in “Frontiers in Pharmacology” Tianma Gouteng decoction may help prevent hair loss and promote hair growth.
38 citations
,
December 2006 in “Journal of Investigative Dermatology” Keratin patterns in hair follicles help understand hair growth and potential hair and nail disorders.
April 2019 in “Progress in Crystal Growth and Characterization of Materials” Hair grows like a crystal at a solid-liquid interface without cell division.
3 citations
,
April 2012 in “Bioinformation” Two specific SNPs in the TRPS1 gene cause excessive hair growth by altering the protein's structure.
18 citations
,
December 2002 in “European Journal of Biochemistry” MsPG3 protein gathers at root hair tips, aiding growth.
November 2022 in “Journal of Investigative Dermatology” The fragrance cyclohexyl salicylate helps promote hair growth and increase hair stem cell numbers.
November 2023 in “Frontiers in veterinary science” The study provides insights into hair growth mechanisms in yaks.
2 citations
,
December 2013 in “Journal of dermatology” A specific gene mutation causes a rare hair loss condition in a Chinese patient.
January 2022 in “Acta botanica Caucasica” Turkish herbal cosmetics use various plants for hair care, skincare, and other personal hygiene purposes.
59 citations
,
August 1981 in “PubMed” Trichilemmal keratinization is a unique process in hair follicles where the outer root sheath turns into keratin without a specific layer.
1 citations
,
July 2022 in “Plant Cell, Tissue and Organ Culture (PCTOC)” The study found that in Eclipta prostrata roots, coumestans come from acetate and shikimate pathways, and phenylpropanoid is made only through the shikimate pathway.
13 citations
,
November 1985 in “International Journal of Dermatology” The study found clear differences in lesion distribution and microscopic features among trichostasis spinulosa, keratosis pilaris, and eruptive vellus hair cysts.
November 2025 in “The Journal of Immunology” BTNL2 helps protect hair follicles from immune attacks, which could aid in treating alopecia areata.
January 2016 in “Korean Journal of Pharmacognosy” Grateloupia elliptica, a type of marine algae, may promote hair growth by activating a specific cell growth pathway.
50 citations
,
January 1986 October 2023 in “Indonesian Journal of Biomedicine and Health Science” The combination of celery and candlenut extracts is best for hair length, while candlenut extract alone is best for hair thickness.
September 2022 in “The Korean Tea Society” Houttuynia cordata compounds may help with anti-aging and hair loss.
53 citations
,
March 2006 in “Biopolymers” TTD hair is brittle due to fewer sulfur amino acids and unstable disulfide bonds.
1 citations
,
June 2006 in “Experimental dermatology” The conclusion suggests that early signs of hidradenitis suppurativa may start in the hair follicle, with genetic and immune factors playing a role, highlighting the need for more research on the hair follicle's immune system.
August 1989 in “Proceedings ... annual meeting, Electron Microscopy Society of America/Proceedings, annual meeting, Electron Microscopy Society of America” The research provided a detailed view of the non-keratinous parts of human hair fibers.
2 citations
,
January 2009 in “Human cell culture” 16 citations
,
July 2020 in “Advances in Traditional Medicine” The combined herbal extract formulation promotes hair growth safely without skin irritation.
2 citations
,
November 2006 in “Pump Industry Analyst” Pilomatricomas don't follow the usual hair follicle cell differentiation process.
13 citations
,
January 2015 in “Evidence-based Complementary and Alternative Medicine” Garlic chive extract helped mice grow more hair by increasing a specific growth factor.
191 citations
,
November 1959 in “Annals of the New York Academy of Sciences” Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
20 citations
,
December 2010 in “Journal of Morphology” Lizard claws have hair-like keratins similar to those in mammals.