47 citations
,
June 1996 in “International Journal of Legal Medicine” Hair analysis for drugs needs a better understanding of how drugs enter hair, considering factors like hair structure and pigmentation.
36 citations
,
February 2017 in “BMC Complementary and Alternative Medicine” Geranium sibiricum extract helps hair grow and is more effective than minoxidil but can be toxic in high concentrations.
31 citations
,
December 2002 in “Biochimica et biophysica acta. G, General subjects/Biochimica et biophysica acta. General subjects (Online)” The research found two types of calcium in human hair, one that varies among individuals and another that is consistent across people.
13 citations
,
October 2017 in “Bioscience, Biotechnology, and Biochemistry” Centella asiatica extract may help promote hair growth by blocking a specific cell signaling pathway.
10 citations
,
December 2017 in “Physiological Reports” Hair follicle analysis can track body changes from high-intensity interval training.
Hair follicles emit electromagnetic fields due to S100 proteins.
1 citations
,
September 2023 in “ACS Biomaterials Science & Engineering” Human hair keratin hydrogels show promise for use in regenerative medicine.
1 citations
,
January 2009 in “Journal of S C C J” Changing disulfide bonds in human hair affects its melting behavior and thermal stability.
August 2025 in “Biomaterials” A new therapy using secretions from fetal cartilage cells shows promise for safe and effective hair regrowth.
January 2024 in “Indian Journal of Pharmaceutical Sciences” Peach kernel extract may promote hair growth by boosting cell growth in hair follicles.
May 2005 in “Zhonghua chuangshang guke zazhi” Human hair keratin can help nerve regeneration and is a promising material for nerve repair.
March 2010 in “International Journal of Cosmetic Science” Disulfide bonds affect the melting behavior of hair's crystalline structure, but hair retains some stability even after these bonds are broken.
July 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists created a new 3D skin model from cells of plucked hairs that works like real skin and is easier to get.
13 citations
,
December 2019 in “Nutrients” An apple-based supplement was found to stimulate hair protein production, which may help with hair growth.
September 2024 in “Heliyon” Repeated hair dyeing significantly damages hair.
70 citations
,
December 2004 in “Differentiation” The study identified and characterized new keratin genes linked to hair follicles and epithelial tissues.
17 citations
,
June 2003 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Mutations in hKAP1 genes may cause hereditary hair disorders.
248 citations
,
April 1988 in “Differentiation” Human and bovine hair follicles have distinct cytokeratins specific to hair-forming cells.
46 citations
,
May 2012 in “Molecular and Cellular Endocrinology” Human skin produces sex hormones like estrogen and testosterone, influenced by ARO and StAR, which may affect skin elasticity and hair growth.
22 citations
,
April 2015 in “Current problems in dermatology” Human hair follicles have a unique metabolism that changes between growth stages and may contribute to baldness.
16 citations
,
September 2018 in “Scientific reports” Scientists created keratinocyte cell lines from human hair that can differentiate similarly to normal skin cells, offering a new way to study skin biology and diseases.
9 citations
,
August 2015 in “Tissue Engineering and Regenerative Medicine” Human skin cell byproducts can potentially be used to treat hair loss and promote hair growth.
November 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin cells and certain hair follicle areas produce hemoglobin, which may help protect against oxidative stress like UV damage.
September 2019 in “Journal of Investigative Dermatology” EGFR and MEK inhibitors reduce PD-L1 in hair follicles, possibly causing inflammation.
211 citations
,
February 1994 in “Proceedings of the National Academy of Sciences” Too much parathyroid hormone-related protein in skin disrupts hair growth in mice.
10 citations
,
December 2008 in “Molecular Carcinogenesis” The PML protein helps prevent skin cancer in mice.
Latanoprost increases VEGF protein in human cells, which may help hair growth.
98 citations
,
June 2001 in “Journal of biological chemistry/The Journal of biological chemistry” A cluster of sulfur-rich hair protein genes was found on chromosome 17.
22 citations
,
January 2020 in “PeerJ” Keratin peptides in hair might help identify gender and ethnicity.
18 citations
,
April 2018 in “Biotechniques/BioTechniques” A new method was developed to extract and analyze proteins from very short human hairs.