40 citations
,
February 2005 in “Fertility and Sterility” Some women with PCOS have CYP21 mutations and IRS1 variants, but these genetic factors are not major contributors to PCOS.
27 citations
,
November 2007 in “Genomics” Mutations in specific keratin genes cause improper hair structure in mice due to faulty keratin protein assembly.
January 2012 in “Zhongguo shouyi xuebao” Sheep breeds show different keratin gene expression in the groin, linked to hair follicle density.
Insulin resistance is linked to many health problems and is influenced by diet, genetics, and other factors.
165 citations
,
September 2001 in “Genes & development” CDP is crucial for lung and hair follicle cell development.
138 citations
,
March 2007 in “Experimental cell research” Only a few hair-specific keratins are linked to inherited hair disorders.
93 citations
,
July 2006 in “Journal of Investigative Dermatology” K25, K27, and K28 are found in all inner root sheath layers of hair, while K26 is only in the cuticle.
86 citations
,
May 2002 in “Journal of Investigative Dermatology” A new keratin, hK6irs1, is found in all layers of the hair follicle's inner root sheath.
28 citations
,
February 2006 in “Biochemical and Biophysical Research Communications” Wnt-10b helps skin cells and hair grow.
17 citations
,
March 2012 in “Journal of biological chemistry/The Journal of biological chemistry” Hairless protein affects hair follicle structure by regulating the Dlx3 gene.
15 citations
,
July 2004 in “Journal of morphology” Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.
14 citations
,
January 2018 in “Endocrinology and Metabolism” Many infertile women with PCOS in Central Vietnam have metabolic or insulin resistance syndrome, with obesity and older age increasing the risk.
11 citations
,
July 2016 in “Endocrinology” Higher Lnk protein levels in ovaries may lead to insulin resistance in women with PCOS.
9 citations
,
January 2021 in “Biomolecules” Infrared spectral imaging can map hair growth proteins and sugars without staining.
9 citations
,
May 2021 in “Frontiers in Cell and Developmental Biology” DNA methylation changes in women with PCOS could be used as disease markers and suggest new treatment targets.
5 citations
,
March 2001 in “Journal of biomechanics” Growing hairs are easier to pull out than resting hairs due to different anchorage strengths.
4 citations
,
April 1989 in “The Journal of Dermatology” Trichohyalin granules help inner root sheath cells in hair follicles harden by integrating with keratin filaments.
3 citations
,
July 2011 in “Folia Histochemica et Cytobiologica” Calcium reduces involucrin in rat hair bulbs but doesn't affect filaggrin and Kdap.
1 citations
,
July 2016 in “Livestock science” Nerve growth factor helps cashmere goat hair cells grow and is more active during the hair growth phase.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Researchers made a detailed map of gene activity for different parts of human hair follicles to help create targeted hair disorder treatments.
February 2023 in “International journal of molecular sciences” Infrared spectral imaging can effectively study protein distribution in hair follicles during hair growth.
7 citations
,
December 2014 in “Australasian journal of dermatology” Insulin resistance is not more common in idiopathic hirsutism patients than in healthy individuals.
28 citations
,
June 2007 in “Journal of Cutaneous Pathology” IRS premature desquamation is not unique to CCCA and occurs in various scarring alopecias.
IRS-specific genes in Tan sheep hair follicles peak at birth and may affect wool crimp.
12 citations
,
January 2013 in “Acta Histochemica” Junctional proteins stabilize the inner root sheath and connect the companion layer in human hair.
20 citations
,
September 2004 in “Journal of Anatomy” The inner root sheath evolved to help hair grow safely through the skin in mammals.
The inner root sheath in hair follicles plays a key role in hair growth and health.
1 citations
,
January 1989 Four antibodies were developed to help study hair follicle cell differentiation.
250 citations
,
November 2003 in “The Journal of Cell Biology” BMP receptor IA is essential for proper hair cell differentiation in mice.
45 citations
,
March 2001 in “Journal of Investigative Dermatology” A new protein, mK6irs, is found in specific hair layers and may help understand hair growth and diseases.