20 citations
,
October 1995 in “Biochimica et Biophysica Acta (BBA) - Gene Structure and Expression” hHb1, hHb3, and hHb6 mRNAs start expressing at the same time in hair follicles.
7 citations
,
November 2004 in “International Journal of Cosmetic Science” Hair breaks differently when wet or dry and is affected by its condition and treatments like perms and bleaching.
314 citations
,
April 2010 in “Developmental Cell” β-catenin in the dermal papilla is crucial for normal hair growth and repair.
May 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A mutation in the KRT74 gene causes woolly hair by affecting hair texture.
1 citations
,
April 2022 in “The Journal of Family Practice” CCCA causes progressive hair loss in Black women, starting from a central scalp patch.
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.
July 2009 in “International Journal of Cosmetic Science” Japanese women's curved hair has an uneven internal structure and varied amino acid composition.
May 2023 in “Archives of dermatological research” Some factors like thyroid disease, diabetes treatment, hair dryers, natural hairstyles, and scalp conditions can affect the treatment results for a hair loss condition called CCCA.
88 citations
,
April 2011 in “Archives of Dermatology” Type 2 diabetes, bacterial scalp infections, and tight hairstyles like braids and weaves are linked to a higher risk of a scarring hair loss condition in African American women.
Hair loss in African American women, caused by hair care, genetics, and environment, needs more research for better treatment.
139 citations
,
December 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” K6hf is a unique protein found only in a specific layer of hair follicles.
7 citations
,
March 2019 in “Journal of cosmetic dermatology” African hair has the most lipids, while Caucasian hair is more hydrated and stronger.
3 citations
,
March 2020 in “International Journal of Molecular Sciences” Thymosin β4 helps increase hair growth in Cashmere goats.
9 citations
,
September 2012 in “Journal of Cosmetic Dermatology” Hair capacitance mapping effectively measures hair surface moisture changes.
19 citations
,
July 1964 in “PubMed” Hair follicle cells become four types: medulla, cortex, cuticle, and inner root sheath.
April 2026 in “BMC Genomics” Hair type differences in cashmere goats are linked to keratin and cytoskeletal organization.
26 citations
,
July 1993 in “Journal of Investigative Dermatology” 1 citations
,
January 2007 in “AIP conference proceedings” High-resolution x-ray images showed three main structures in human hair: medulla, cortex, and cuticle.
June 2008 in “Springer eBooks” 3 citations
,
December 2008 in “Frontiers of Agriculture in China” The Cashmere goat hair keratin gene is crucial for hair structure.
49 citations
,
April 2007 in “Pediatric Dermatology” Biotin improved hair appearance in uncombable hair syndrome but didn't change hair structure.
27 citations
,
September 2017 in “Journal of Investigative Dermatology Symposium Proceedings” Hair loss in black women needs more research, early intervention, and community education.
37 citations
,
August 2016 in “Clinical, Cosmetic and Investigational Dermatology” The document concludes that better treatments for CCCA are needed and more research is required to understand its causes related to hairstyling and genetics.
research Hair
January 2026 in “AAPS introductions in the pharmaceutical sciences”
40 citations
,
May 2012 in “British Journal of Dermatology” Recognizing specific features of African-American hair can help diagnose hair loss conditions.
August 2011 in “SpringerReference”
April 2017 in “Journal of Investigative Dermatology” The protein CTCF is essential for skin development, maintaining hair follicles, and preventing inflammation.
217 citations
,
July 2009 in “Experimental and Clinical Endocrinology & Diabetes” Hair analysis can track past cortisol levels in Cushing's Syndrome patients.
45 citations
,
February 2002 in “International Journal of Cosmetic Science” Ceramide helps protect African–American hair from breakage.