75 citations
,
April 2000 in “Developmental Dynamics” Whn is essential for hair growth, and its malfunction causes hair loss.
48 citations
,
May 2015 in “NPJ microgravity” A 3-month stay in space causes skin thinning, disrupts hair growth, and changes muscle-related genes in mice.
49 citations
,
September 2004 in “Journal of the European Academy of Dermatology and Venereology” Careful light microscopy is crucial for detecting mild cases of pili annulati, which weakens hair and varies widely in expression.
July 2009 in “International Journal of Cosmetic Science” Japanese women's curved hair has an uneven internal structure and varied amino acid composition.
June 2012 in “한국생활과학회지 = Korean journal of human ecology” The supplement reduced hair loss and increased hair thickness without side effects.
12 citations
,
December 2022 in “Current Protein and Peptide Science” Thymosin β4 helps in cell activities, healing, and organ preservation, and treats hair loss and skin injuries.
July 2023 in “Journal of Biomedical Science” Different people show different symptoms for genetic diseases because of how sensitive their bodies are to small changes in important factors.
August 2024 in “International Journal of Molecular Sciences” Actin filaments help root hairs grow faster and longer under low potassium stress.
6 citations
,
January 2016 in “International journal of trichology” Children's hair is more elastic, but tensile strength is similar across different factors.
August 2007 in “Microscopy and Microanalysis” Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
21 citations
,
January 2010 in “International Journal of Trichology” TrichoScan often makes mistakes and needs improvement for correct hair growth analysis.
12 citations
,
May 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” Laminin 332 is essential for normal skin cell behavior and structure.
January 2024 in “Annals of dermatology/Annals of Dermatology” Weight loss can cause temporary hair loss, especially in women and older adults.
6 citations
,
January 2008 in “Indian Journal of Dermatology” Monilethrix, a genetic hair disorder causing fragile hair, affects three generations in a family.
August 2022 in “Journal of Cosmetic Dermatology” A new classification for depth control in hair restoration surgery was proposed, dividing it into three grades based on the depth required for successful graft extraction.
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.
4 citations
,
January 2015 in “Sen'i Gakkaishi” Hair and wool strength is affected by the number and type of bonds in their protein structures, with hair having more protein aggregates than wool.
January 2001 in “Biomedical Research” THH and PAD type III appear together early in hair growth, but deiminated THH appears later, suggesting another factor is involved.
22 citations
,
February 2008 in “Journal of Dermatological Science” EPR spectroscopy showed that spontaneous hair growth results in thicker skin and less pigmented hair than depilation-induced growth.
January 2024 in “International Journal of Morphology” Shikonin, a small molecule, speeds up skin wound healing in mice.
Thyroid disorders include hypothyroidism, causing fatigue and weight gain, and hyperthyroidism, causing weight loss and anxiety.
135 citations
,
December 2006 in “PLoS Medicine” Hyaluronate fragments can help reverse skin thinning by working with the CD44 receptor.
32 citations
,
June 1976 in “JAMA” Crash dieting can cause hair loss due to severe calorie restriction.
39 citations
,
November 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” Fatp4 is crucial for healthy skin development and function.
July 2020 in “Research Square (Research Square)” Higher BMI, IGF-1, and DHEAS levels are linked to advanced bone age in young Chinese girls with early breast development.
6 citations
,
August 1975 in “Journal of Endocrinology” Cortisol and corticosterone thin mouse skin and regress hair follicles, while testosterone promotes skin and hair development.
48 citations
,
May 1991 in “The journal of investigative dermatology/Journal of investigative dermatology” Trichohyalin is also found in the outer layers of normal human skin.
55 citations
,
February 2014 in “Journal of Structural Biology” Human hair has a complex, variable structure with a consistent matrix and double-twist pattern.
March 2017 in “Hair transplant forum international” Asian men have varying hair densities, important for hair transplant success.
January 2011 in “Yearbook of Dermatology and Dermatologic Surgery”