Hairlessness in mammals is due to complex genetic changes in both genes and regulatory regions.
The document concludes that the development of certain tumors is influenced by genetic background and that a specific gene modification can lead to tumor regression and reduced growth.
Different types of sun exposure damage skin cells and immune cells, with chronic exposure leading to more severe and lasting damage.
July 2019 in “Journal of the Formosan Medical Association” Melatonin may help with nerve pain, a hepatitis C drug is effective but has side effects, a treatment for mouth sores works but can cause blood issues, ear reconstruction with an implant is safe, HIV transmission from mother to child in Taiwan is now 0% with treatment, certain blood problems are more common in people with a tongue condition, a gene and being overweight are linked to hair loss in some women, a new technique could reduce radiation for lung nodule patients, a hepatitis treatment may lower cancer recurrence after a procedure, and adding extra screening improves tuberculosis detection in patients with lung infections.
May 2024 in “Frontiers in medicine” A genetic mutation in the LIPH gene causes tightly curled hair that stops growing in some Japanese individuals.
November 2022 in “Frontiers in pediatrics” A girl with skin rashes and low zinc levels improved with zinc supplements and had new gene mutations linked to her condition.
A new mutation in the CYP11B1 gene was found in a woman with mild hyperandrogenemia, a rare cause of non-classic congenital adrenal hyperplasia.
68 citations,
December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” HOXC13 is essential for hair and nail development by regulating Foxn1.
25 citations,
September 2014 in “SpringerPlus” Sheep have a unique gene, KAP8-2, that humans don't have, which may affect wool properties.
16 citations,
January 2016 in “Journal of Investigative Dermatology” Mice without the IL-6 gene had more hair growth after injury due to higher activity of a related protein, Stat3.
12 citations,
August 2019 in “BMC Medical Genetics” Certain MC4R gene variants are linked to higher BMI in obese women with PCOS but do not cause PCOS.
10 citations,
August 2020 in “Drug metabolism and drug interactions” The NUDT15 gene variant causes severe side effects from azathioprine in some Indian patients.
7 citations,
July 2019 in “Animals” The KRTAP21-1 gene affects wool yield and can help improve wool production.
6 citations,
October 2012 in “Journal of Heredity” The Itpr3 gene causes a specific hair pattern in mice.
4 citations,
January 2020 in “Genes” The KRTAP21-2 gene affects wool length and quality in sheep.
2 citations,
May 2023 in “International Journal of Molecular Sciences” The TRPV3 ion channel is important for skin and hair health and could be a target for treating skin conditions.
2 citations,
June 2017 in “Journal of biomedicine and translational research” Lychee fruit polyphenol (Oligonol®) may regulate genes linked to cell growth and inflammation in human scalp cells.
1 citations,
May 2023 in “Frontiers in endocrinology” A new MBTPS2 gene variant disrupts fat metabolism and collagen production, causing Osteogenesis imperfecta.
1 citations,
August 2021 in “Frontiers in Genetics” Certain genes related to sulfur metabolism are more active during the growth phase of Cashmere goat wool, and melatonin might help this process.
Variant G of the KRTAP20-1 gene improves wool curliness in Chinese Tan sheep.
The KRTAP36-2 gene in sheep affects wool yield.
September 2023 in “Medicina-lithuania” The study suggests that analyzing DNA can help treat hair loss, but more research is needed.
June 2023 in “Frontiers in Medicine” Protein tyrosine kinases are key in male pattern baldness, affecting skin structure, hair growth, and immune responses.
November 2016 in “Hair transplant forum international” The conclusion is that more research is needed to understand if the drug finasteride causes Post-Finasteride Syndrome or if it's due to individual genetic makeup.
218 citations,
October 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Mice lacking the PPARγ gene in their fat cells had almost no fat tissue, severe metabolic problems, and abnormal development of other fat-related tissues.
52 citations,
November 2003 in “Journal of Investigative Dermatology” Different harmful mutations in the CDH3 gene cause HJMD, but symptoms vary among individuals.
23 citations,
March 2001 in “Clinics in dermatology” Alopecia areata involves immune response and gene changes affecting hair loss.
16 citations,
January 2018 in “International Journal of Trichology” Minoxidil may help treat hair loss by reducing inflammation-related gene activity in skin cells.
7 citations,
January 2015 in “Case reports in genetics” Using SNP array testing helped quickly find the gene causing Woodhouse-Sakati syndrome in two related individuals.
1 citations,
June 2021 in “Singapore Medical Journal” Dutasteride and finasteride can help increase hair growth gene expression but need further improvement.