6 citations
,
January 2005 in “PubMed” Cotton honeydew extract improves hair smoothness and reduces damage.
3 citations
,
September 2005 in “International Journal of Cosmetic Science” Different oils penetrate hair differently; monounsaturated oils like olive oil penetrate better than polyunsaturated oils.
Moisture makes hair flexible for reshaping during blowouts.
February 2025 in “International Journal of Cosmetic Science” A new amino acid derivative, ATS, improves hair texture and moisture, making it easier to straighten curly hair.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Deleting the Hoxc13 gene in frogs shows its crucial role in developing skin structures similar to hair.
January 2023 in “European journal of gynaecological oncology” KRT17 may be a new target for endometrial cancer treatment because it helps cancer cells move and form new blood vessels.
November 2022 in “Journal of Investigative Dermatology” The extract of Silybum marianum, Manganese PCA, and Lespedeza capitata can boost hair growth and extend the growth phase when combined in a serum.
December 2019 in “C&EN Global Enterprise” Thicker hair isn't always stronger.
March 2011 in “Open Archive (Karolinska Institutet)” The mouse model showed defects in adult stem cell maintenance related to Hutchinson-Gilford progeria syndrome.
March 2006 in “The FASEB Journal” Vitamin D receptor is essential for adult hair growth.
June 2005 in “Journal of Investigative Dermatology” A bull with a gene mutation was asymptomatic, synthetic retinoids cause hair loss, and new therapeutic targets were identified for skin diseases.
April 2019 in “C&EN global enterprise” A microneedle patch can help hair regrow.
73 citations
,
May 2009 in “Proceedings of the National Academy of Sciences” Disrupting the Sox21 gene in mice causes hair loss and regrowth cycles.
February 2026 in “International Journal of Molecular Sciences” PDLLA filler can improve hair thickness and shine by reducing age-related hair decline.
September 2025 in “Sahel Journal of Life Sciences FUDMA” Chemical hair straighteners can severely damage hair and scalp with repeated use.
96 citations
,
June 2017 in “Nature Communications” A WNT10A gene mutation leads to ectodermal dysplasia by disrupting cell growth and differentiation.
57 citations
,
August 2002 in “American Journal Of Pathology” Cathepsin L deficiency causes hair and skin issues in mice.
55 citations
,
August 2013 in “PloS one” Genetic differences between young and old Tan sheep explain why their fleece changes from curly to straight as they age.
29 citations
,
August 2011 in “PubMed” Hair and nail proteins, mainly keratins, are crucial for structure and can indicate health issues.
23 citations
,
September 2015 in “International Journal of Molecular Medicine” Activating ER-β, not ER-α, improves skin cell growth and wound healing.
17 citations
,
May 2018 in “BMC genomics” Researchers found genes and microRNAs that control curly fleece in Chinese Tan sheep.
12 citations
,
December 2003 in “Gene” The ovine Hoxc-13 gene is crucial for hair formation and may have other skin functions.
2 citations
,
December 2022 in “International journal of molecular sciences” Plucked hairs can be used instead of skin biopsies to study hair traits because they contain specific cells related to hair.
2 citations
,
October 2012 in “Experimental Dermatology” Deleting the Sox21 gene changes hair lipid composition and increases cholesterol sulfate levels.
July 2025 in “Journal of Investigative Dermatology” BrdU speeds up hair follicle aging and reduces hair quality.
22 citations
,
August 1999 in “Mechanisms of Development” Pmg-1 and Pmg-2 are new genes important for skin and mammary gland development.
18 citations
,
November 2010 in “Journal of morphology” Antler velvet hair and body hair of red deer have different structures that help with protection and insulation.
263 citations
,
February 2011 in “Journal of Controlled Release” Medium-sized particles penetrate hair follicles better than smaller or larger ones, which could improve delivery of skin treatments.
140 citations
,
April 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” The enzyme 25 Hydroxyvitamin D 1 α-Hydroxylase is essential for healthy skin and recovery after skin damage.
30 citations
,
October 2014 in “Experimental Dermatology” Leptin from skin fat can slow hair growth during certain phases.