28 citations
,
July 2008 in “Developmental Biology” Smad4 is important for healthy hair follicles because it helps produce a protein needed for hair to stick together and grow.
April 2016 in “Journal of Investigative Dermatology” Double-stranded RNA activates a pathway that causes a skin protein to be expressed in the wrong place.
Balding hair follicles have reduced growth factors and increased inhibitory factors, suggesting new treatment paths for hair loss.
5 citations
,
May 2022 in “Biomedicines” Botryococcus terribilis and its compounds may promote hair growth and improve hair health.
5 citations
,
May 2020 in “Life science alliance” Removing integrin α3β1 from hair stem cells lowers skin tumor growth by affecting CCN2 protein levels.
24 citations
,
December 2014 in “International Journal of Molecular Medicine” Eclipta alba extract helps increase hair growth and decrease hair loss-related protein in mice.
238 citations
,
October 1994 in “Current opinion in genetics & development” The document concludes that recent research has improved understanding of skin diseases and the balance between cell growth and differentiation in the epidermis.
186 citations
,
December 2012 in “Current opinion in cell biology” Keratin proteins are increasingly recognized as important for cell health and are linked to many diseases.
90 citations
,
August 2004 in “Physiological Genomics” Dermal papilla cells help skin stem cells grow into hair.
25 citations
,
September 2014 in “SpringerPlus” Sheep have a unique gene, KAP8-2, that humans don't have, which may affect wool properties.
12 citations
,
August 2015 in “Experimental Dermatology” The mineralocorticoid receptor temporarily affects mouse skin development, but the glucocorticoid receptor has a more lasting impact.
1 citations
,
January 2019 in “PubMed” cgVEGF164 boosts hair follicle growth in mice.
30 citations
,
August 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” TGase 3 helps build hair structure by forming strong bonds between proteins.
25 citations
,
October 2000 in “Gene” Gene regulatory regions evolve faster than protein coding regions, allowing new gene relationships without changing transcription factors.
61 citations
,
July 2011 in “PLOS ONE” Spermidine may help reduce hair loss and deserves further testing as a treatment.
January 2014 in “Journal of Investigative Dermatology” Proteins like aPKC and PDGF-AA, substances like adenosine and ATP, and adipose-derived stem cells all play important roles in hair growth and health, and could potentially be used to treat hair loss and skin conditions.
130 citations
,
February 2005 in “Proceedings of the National Academy of Sciences” Corneal cells can transform into skin and hair cells through specific signals.
4 citations
,
July 2020 in “Journal of proteomics” Hair protein composition is similar across different races and shapes.
2 citations
,
August 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” A specific mutation in the K25 gene causes a rare genetic disorder with curly hair at birth and later hair loss, along with dental issues.
1 citations
,
July 2023 in “Forensic science international. Genetics” Hair protein analysis might help identify a person's ethnicity, sex, and age in forensics.
February 2025 in “BMC Veterinary Research” Keratin proteins are crucial for hair growth in cashmere goats.
36 citations
,
December 2021 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” Two drugs, ritlecitinib and brepocitinib, improved scalp hair loss condition markers.
19 citations
,
September 2007 in “The Journal of Steroid Biochemistry and Molecular Biology” Glucocorticoid receptors help regulate genes important for skin health and hair growth.
7 citations
,
May 2022 in “PLOS ONE” Certain genes and pathways are linked to the production of finer and denser wool in Hetian sheep.
1 citations
,
November 2022 in “Animals” The research found specific genes and pathways that control fur development and color in young American minks.
March 2026 in “Journal of the mechanical behavior of biomedical materials/Journal of mechanical behavior of biomedical materials” Hair cuticles remain stable and resilient under stress due to strong protein content and crosslinking.
49 citations
,
August 1999 in “Journal of Investigative Dermatology” Overexpressing the MSX-2 gene in mice causes skin and hair growth issues.
16 citations
,
November 2022 in “eLife” Both gene and non-gene areas of DNA evolved to make some mammals hairless.
11 citations
,
March 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” A gene mutation causes early keratinocyte maturation leading to hair loss in Olmsted syndrome.
10 citations
,
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Human nails and hair follicles have similar gene activity, especially in the cells that contribute to their growth and development.