89 citations,
August 2008 in “Human genetics” The EDAR gene greatly affects hair thickness in Asian populations.
45 citations,
July 2009 in “Journal of human genetics” A gene variation is linked to hair thickness in Asians.
14 citations,
April 2019 in “Genes” Researchers found a genetic region that influences the number of coat layers in dogs.
4 citations,
May 2021 in “Molecules” The hair test for vitamin D could be a useful alternative to blood tests, providing a longer-term vitamin D status, but more research is needed.
54 citations,
January 2018 in “Scientific reports” Human hair contains diverse proteins, including keratins and histones, which could help assess hair health and aging.
28 citations,
March 2019 in “Journal of Dermatological Science” The document concludes that while lab results for hair growth promotion are promising, human trials are needed and better testing methods should be developed.
20 citations,
June 2019 in “Experimental Dermatology” The research suggests that autophagy-related genes might play a role in causing alopecia areata.
12 citations,
November 2003 in “Journal of the American Academy of Dermatology” Topical diphencyprone helped regrow hair in mice and rats with a condition similar to human hair loss.
February 2008 in “Basic and clinical dermatology” Photographic imaging is crucial for documenting and managing hair loss, requiring careful preparation and standardization to be effective.
28 citations,
September 1998 in “Medical Clinics of North America” Most hair loss can be diagnosed with patient history and physical exam, and a few common types make up most cases.
1 citations,
January 2017 in “Springer eBooks” The document explains how hair follicles develop, their structure, and how they grow.
August 2024 in “PLoS ONE” Combining PRP with Minoxidil improves hair density and thickness more than Minoxidil alone.
March 2023 in “Advances in Clinical and Experimental Medicine” Oral and topical finasteride are effective and safe for treating female hair loss.
April 2024 in “Dermatologic surgery” Microneedling at a depth of 0.5 mm is the most effective single treatment for hair loss among the tested depths.
2 citations,
August 2020 in “Scientific reports” Genes related to keratin, skin cell differentiation, and immune functions are key in hedgehog skin and spine development.
2 citations,
December 2012 in “Acta Facultatis Medicae Naissensis” A man with HIV had hair loss due to syphilis, which improved after penicillin treatment.
13 citations,
January 2015 in “Evidence-based Complementary and Alternative Medicine” Garlic chive extract helped mice grow more hair by increasing a specific growth factor.
11 citations,
May 2019 in “BioMed Research International” Hair transplantation effectively treats scalp scars with high success and patient satisfaction.
4 citations,
December 2018 in “Macedonian Journal of Chemistry and Chemical Engineering” A new method accurately measures amino acids in treated hair, showing bleaching reduces amino acids while protein treatments increase them.
December 2024 in “Frontiers in Veterinary Science” Dorper sheep's wool shedding is linked to specific genes and pathways, which may help understand human hair growth.
May 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The study found that certain genes are important for hedgehog skin appendage development and immunity, with spines possibly evolving for protection and infection resistance.
32 citations,
April 2016 in “Journal of Investigative Dermatology” STAT5 activation is crucial for starting the hair growth phase.
27 citations,
September 2017 in “Journal of Medicinal Food” Annurca apple supplement safely increases hair growth and keratin in humans.
13 citations,
December 2017 in “BMC Complementary and Alternative Medicine” The Asian herbal mix with Houttuynia cordata, Perilla frutescens, and green tea helped grow hair in mice.
12 citations,
March 2021 in “Molecules” Cedrol Nanoemulsion was found to be more effective at promoting hair growth than traditional treatments and had better bioavailability.
7 citations,
January 2013 in “The journal of investigative dermatology/Journal of investigative dermatology” T-cell reconstitution after thymus transplantation can cause hair whitening and loss.
January 2017 in “Journal of Investigative Dermatology Symposium Proceedings” The 2015 Hair Research Congress concluded that stem cells, maraviroc, and simvastatin could potentially treat Alopecia Areata, topical minoxidil, finasteride, and steroids could treat Frontal Fibrosing Alopecia, and PTGDR2 antagonists could also treat alopecia. They also found that low-level light therapy could help with hair loss, a robotic device could assist in hair extraction, and nutrition could aid hair growth. They suggested that Alopecia Areata is an inflammatory disorder, not a single disease, indicating a need for personalized treatments.
2 citations,
September 2022 in “Frontiers in genetics” Different proteins are linked to the varying thickness of sheep and goat hair types.
23 citations,
November 2011 in “Journal of the European Academy of Dermatology and Venereology” Hair loss is a rare but recognized symptom of pemphigus vulgaris, with patients usually regrowing hair after treatment.
December 2024 in “Veterinary Sciences” Key genes and pathways improve wool quality in Zhexi Angora rabbits.