75 citations
,
October 2010 in “Mammalian genome” Sphynx cats are hairless and Devon Rex cats have curly hair due to specific genetic mutations.
61 citations
,
November 2004 in “Annals of the Academy of Medicine Singapore” Hair follicle stem cells are mainly in the bulge region and can help repair skin and form hair and glands, but more research is needed to fully understand them.
60 citations
,
November 2013 in “Development” Keratin 79 marks a new group of cells that are key for creating and repairing the hair follicle's structure.
53 citations
,
June 2012 in “Annales d'Endocrinologie” The document concludes that recognizing and properly diagnosing lipodystrophy syndromes is crucial for effective management and treatment.
52 citations
,
May 2015 in “PLOS Genetics” miR-22, a type of microRNA, controls hair growth and its overproduction can cause hair loss, while its absence can speed up hair growth.
52 citations
,
October 2012 in “Journal of Dermatological Science” The document concludes that mouse models are crucial for studying hair biology and that all mutant mice may have hair growth abnormalities that require detailed analysis to identify.
44 citations
,
July 2011 in “Dermato-endocrinology” Thyroid hormone affects skin health, with too little causing rough, pale skin and too much leading to smooth, thin skin, and may also impact wound healing and skin conditions.
43 citations
,
January 2012 in “Biological Research” The origins of many adult skin stem cells are still mostly unknown.
27 citations
,
March 2019 in “PLoS ONE” Thyroxine (T4) may help heal skin wounds by promoting new skin and blood vessel growth.
24 citations
,
June 2018 in “Reviews in endocrine and metabolic disorders” Thyroid diseases may contribute to autoimmune skin diseases, and more research is needed on their relationship.
24 citations
,
July 2011 in “PubMed” Thyroid hormones affect skin texture, hair and nail growth, and can cause skin diseases related to thyroid problems.
20 citations
,
January 2015 in “Current problems in dermatology” Hair gets thinner, grayer, and changes texture with age due to genetics, environment, and cellular changes, affecting the growth cycle.
19 citations
,
January 2014 in “International Journal of Medical Sciences” Abnormal activation of hair follicle stem cells and Wnt/β-catenin signaling contributes to sebaceous neoplasms.
17 citations
,
December 2013 in “PLoS ONE” The postnatal thymus has cells like mesenchymal stem cells that can become different cell types and help maintain thymus structure.
15 citations
,
December 2014 in “PLoS ONE” A mutation in the iRhom2 gene causes hairless mice due to abnormal hair follicle development.
14 citations
,
October 2018 in “PloS one” Deleting the Far2 gene in mice causes sebaceous gland issues and patchy hair loss.
14 citations
,
October 2015 in “PLoS ONE” Keratin 14 is uniquely found in a specific group of placental cells.
14 citations
,
March 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Patients with severe alopecia areata have higher levels of MIF, which decrease after successful treatment.
9 citations
,
July 2020 in “Experimental Dermatology” Topical L-thyroxine may help with wound healing and hair growth but should be used short-term due to potential risks.
8 citations
,
December 2020 in “Scientific reports” Selective breeding caused the unique curly hair in Mangalitza pigs.
7 citations
,
June 2024 in “Communications Medicine” Spaceflight can harm skin health by altering gene expression, affecting DNA, mitochondria, and skin barriers.
7 citations
,
October 2000 in “Allergo Journal” Stress may affect hair growth by influencing hair follicle development and could contribute to hair loss.
6 citations
,
January 2009 in “Elsevier eBooks” The skin has multiple layers and cells, serves as a protective barrier, helps regulate temperature, enables sensation, affects appearance, and is involved in vitamin D synthesis.
5 citations
,
January 2019 in “Elsevier eBooks” Current therapies cannot fully regenerate adult skin without scars; more research is needed for scar-free healing.
5 citations
,
October 2014 in “Methods” The document explains how to create detailed biological pathways using genomic data and tools, with examples of hair and breast development.
4 citations
,
January 2021 in “Skin appendage disorders” Hair straightening can damage hair and pose health risks, including exposure to carcinogens and hair loss.
3 citations
,
September 2020 in “Journal of cosmetic dermatology” Coconut oil makes hair stronger and more flexible than mineral oil.
2 citations
,
December 2022 in “Journal of toxicologic pathology” Skin structure complexity and variability are crucial for assessing skin toxicity in safety tests.
1 citations
,
May 2025 in “Animal Bioscience” Four genes affect hair follicle density in goats.
1 citations
,
May 2023 in “Journal of molecular evolution” Pangolins have lost some skin-related genes, but kept others, leading to their unique scales and skin features.