103 citations
,
February 1972 in “Proceedings of the National Academy of Sciences” A unique enzyme in guinea pig hair follicles helps form protein cross-links in hair.
5 citations
,
August 2023 in “Skin Research and Technology” Hairy skin feels prickling more intensely than smooth skin.
2 citations
,
January 2025 in “Pharmaceutical Research” Angelica gigas Nakai root extracts may help with cancer, pain, memory loss, and metabolic issues.
2 citations
,
April 2017 in “Molecular Medicine Reports” Blocking autophagy increases survival of inner ear hair cells exposed to gentamicin.
4 citations
,
May 2014 in “Pharmaceutical Biology” Glycyrrhizic acid from sweet licorice can effectively remove hair without skin irritation.
February 2025 in “Advanced Composites and Hybrid Materials” Glutamic acid microneedle patches promote better hair growth than traditional treatments.
Sphingosine 1-phosphate helps control mechanical pain.
18 citations
,
January 2008 in “Journal of The American Academy of Dermatology” Certain proteins and their receptors are more active during the growth phase of human hair and could be targeted to treat hair disorders.
112 citations
,
February 2001 in “Journal of Investigative Dermatology” Neuropeptides affect hair growth, with some speeding it up and others slowing it down.
November 2003 in “Journal of Neurochemistry” Allopregnanolone may enhance alcohol's effects on dopamine neurons, influencing addiction risk.
July 2025 in “Dermatologica Sinica” Glycyrrhizin may help regrow hair by activating a specific pathway.
46 citations
,
November 1963 in “Journal of Histochemistry & Cytochemistry” Arginine converts to citrulline in hair follicles as proteins harden.
110 citations
,
January 1983 in “Brain Research Reviews” Monkey lips have dense sensory nerves similar to those in other skin areas, explaining their sensitivity.
July 2025 in “The Journal of Physiology” C-tactile afferents are linked to emotional touch and social bonding through hair movement.
May 2026 in “Research Square” The polyG fragment in Hoxc13 protein helps evolve mammalian skin and hair by enhancing gene interactions.
January 2009 in “IRIS UNIMORE (University of Modena and Reggio Emilia)” Neurosteroids from glia cells help control seizure development in epilepsy.
39 citations
,
March 2008 in “Journal of biological chemistry/The Journal of biological chemistry” GLI2 increases follistatin production in human skin cells.
15 citations
,
January 2024 in “Chemical Engineering Journal” November 2025 in “Journal of Investigative Dermatology” N,N-Dimethylglycine sodium salt may improve skin health and treat hair loss.
10 citations
,
November 2009 in “Pigment cell & melanoma research” The document concludes that MGRN1 affects mouse fur color by interfering with a receptor's signaling, but its full role in the body is still unknown.
31 citations
,
August 2018 in “Journal of biomedical nanotechnology” Licorice root-derived nanoparticles target liver cancer cells to improve treatment and reduce side effects.
104 citations
,
December 2004 in “Journal of Neurochemistry” Androgens help motor neurons grow by increasing neuritin.
15 citations
,
December 1972 in “Journal of Investigative Dermatology”
July 2025 in “Communications Biology” Rat vibrissae structure relates to their sensory function.
2 citations
,
July 2025 in “Acta Pharmacologica Sinica” Isoginkgetin reduces inflammation in cells by blocking NF-κB activation.
17 citations
,
September 2000 in “Journal of dermatology” A baby with a rare metabolic disorder developed a rash not cured by zinc alone, likely due to both zinc and amino acid deficiencies.
12 citations
,
September 1990 in “The Anatomical Record” Human anagen hair follicles have unique carbohydrate patterns during keratinization.
2 citations
,
September 2020 in “International Journal of Molecular Sciences” Removing certain hair follicle stem cells worsens skin reactions to allergens.
November 2025 in “Journal of Investigative Dermatology” Keloid fibroblasts cause itch and pain by releasing more histamine.
2 citations
,
March 2019 in “Journal of Histochemistry and Cytochemistry” Neuronatin is found in specific cells within rat testis, hair follicles, tongue, and pancreas, suggesting it has various roles in tissue development and function.