1 citations
,
February 2022 in “Online journal of biological sciences” The document does not determine if adults with aphallia are fertile.
1 citations
,
February 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” Researchers can now observe live cell processes in the Drosophila midgut for extended periods.
2 citations
,
May 2016 in “Hair transplant forum international” Hair implanters have certain limitations.
134 citations
,
September 2008 in “Lasers in surgery and medicine” Low fluence photoepilation temporarily removes hair by targeting the hair follicle's pigmented area without severe damage.
32 citations
,
February 2008 in “Developmental dynamics” Mice without the Sp6 gene have problems developing several body parts, including hair, teeth, limbs, and lungs.
40 citations
,
July 2019 in “Journal of Investigative Dermatology” Lack of a key enzyme causes severe skin issues and death in mice.
24 citations
,
September 2014 in “PloS one” Thyroid hormone receptors are essential for hair growth and wound healing.
August 2020 in “Pakistan Journal of Zoology” A new mutation in the Hairless gene causes hair loss in two Pakistani families.
September 2016 in “Journal of Dermatological Science” Certain gene mutations in Japanese people are linked to different types of hair loss, with some causing mild hair thinning and others leading to complete baldness.
February 2021 in “PubMed” A 2-year-old girl had a hair disorder not shared by her identical twin.
170 citations
,
November 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin can heal wounds without hair follicle stem cells, but it takes a bit longer.
5 citations
,
April 2019 in “Veterinary Dermatology” Cats infested with Lynxacarus radovskyi can lose hair without inflammation, treatable with selamectin.
8 citations
,
January 2007 in “International journal of experimental pathology” Hairless HRS/J mice resist Bacillus anthracis skin infections due to high numbers of immune cells, not because they lack hair follicles.
February 2023 in “Journal of dermatology” The first Japanese case of a genetic hair disorder caused by specific mutations in the LIPH gene was identified.
20 citations
,
January 2017 in “Experimental Dermatology” Igf1r helps regulate hair growth cycles.
51 citations
,
August 2013 in “The Journal of experimental medicine/The journal of experimental medicine” Loss of a specific protein in skin cells causes symptoms similar to psoriasis.
42 citations
,
January 2014 in “BMC Genomics” Cetaceans lost hair genes to adapt to water.
103 citations
,
March 2011 in “PLoS Biology” Birds can lose neck feathers due to a genetic change that increases a gene's activity, helping them adapt to heat.
May 2018 in “The journal of immunology/The Journal of immunology” Mutations in the FOXN1 gene cause severe immune issues but don't affect hair and nails.
1 citations
,
January 2022 in “Annals of Dermatology” A new mutation in the MBTPS2 gene causes a mild form of IFAP syndrome.
7 citations
,
April 2000 in “Mammalian Genome” A new mutation in mice causes crooked whiskers and messy hair.
3 citations
,
June 2002 in “Transgenic Research” Scientists made a mouse that can be made to lose hair and then grow it back.
5 citations
,
August 2019 in “iScience” Deleting the Trf1 protein in mice is safe and may help prevent cancer without major side effects.
1 citations
,
November 2010 in “Pediatric dermatology” An 11-month-old girl has no scalp or body hair, and the cause is being studied.
August 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Ixekizumab may be an effective first treatment for a rare skin condition causing hair loss.
52 citations
,
February 2012 in “PloS one” Lack of Ctip2 in skin cells delays wound healing and disrupts hair follicle stem cell markers in mice.
158 citations
,
December 2002 in “Development” Msx2-deficient mice experience irregular hair growth and loss due to disrupted hair cycle phases.
April 2023 in “The Medical Journal of Australia” A five-year-old girl has a harmless, unchanging bald patch on her scalp.
October 2025 in “International Journal of Advanced Multidisciplinary Research and Studies” Hairless dogs have unique skin adaptations to regulate temperature and protect against environmental factors.
January 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” The gene Ascl4 is not necessary for the development of hair, teeth, or mammary glands.