22 citations
,
January 1987 in “Dermatology” Hair loss is common, influenced by genetics and androgens, and can affect mental health.
September 1984 in “Journal of Biological Education” Human hair growth involves active, resting, and intermediate phases, and examining plucked hairs can teach students about hair biology and diseases.
February 2018 in “PubMed” Society's pressure to have children later in life favors genes that increase the risk of early baldness in male offspring.
38 citations
,
September 1997 in “The journal of investigative dermatology/Journal of investigative dermatology” A mutation in mice causes hair loss and skin issues due to a defect in a gene affecting cell adhesion.
13 citations
,
May 2004 in “Facial Plastic Surgery Clinics of North America” Surgeons need to understand natural hair patterns for better hair restoration results.
2 citations
,
December 2024 in “BMC Genomics” Key genes and pathways control sheep hair growth phases.
38 citations
,
July 1989 in “Archives of dermatological research” Testosterone causes hair loss in AGA mice, which are good for testing baldness treatments, and both minoxidil and cyproterone acetate can prevent this hair loss.
32 citations
,
September 1996 in “Archives of Dermatological Research” 6 citations
,
September 1996 in “Archives of Dermatological Research”
28 citations
,
May 2012 in “Veterinary Dermatology” Different types of dog hair loss are linked to problems starting the hair growth phase and early hair cycle ending.
33 citations
,
August 2015 in “F1000Research” New model shows muscle affects hair loss differently in men and women.
March 2024 in “Research Square” The model helps understand alopecia areata and suggests ways to improve treatment by targeting immune issues.
6 citations
,
January 1994 in “PubMed” The molecular mechanisms controlling hair growth phases are not fully understood yet.
107 citations
,
September 2002 in “Journal of Investigative Dermatology” Researchers found that hair shedding happens mostly when new hair is growing and involves a unique process.
98 citations
,
April 2003 in “Die Naturwissenschaften”
1 citations
,
February 2013 in “Clinical pediatrics” The baby’s hair loss was due to a rare genetic condition, not treatable by usual methods.
45 citations
,
May 2003 in “Journal of Cell Science” α3β1-integrin is crucial for maintaining normal hair follicle shape and function but not needed for the development of the surrounding skin.
Hair disorders can be genetic or acquired, affecting hair growth and loss differently.
September 2023 in “Cutis” A baby girl has a hair disorder called monilethrix, causing fragile hair that may improve over time.
13 citations
,
May 2022 in “Cell discovery” The study found new details about human hair growth and suggests that preventing a specific biological pathway could potentially treat hair graying.
20 citations
,
September 2004 in “Journal of Anatomy” The inner root sheath evolved to help hair grow safely through the skin in mammals.
2 citations
,
June 1980 in “International Journal of Dermatology” Scalp biopsies are important for diagnosing hair loss conditions.
September 2016 in “Journal of The American Academy of Dermatology” The girl has a genetic hair condition causing thin hair since childhood.
4 citations
,
August 2023 in “Journal of Investigative Dermatology” Certain genes influence the direction of hair whorls on the scalp.
67 citations
,
August 2005 in “Journal of Investigative Dermatology Symposium Proceedings” Androgens promote beard growth but cause hair loss in androgenetic alopecia, with TGF-β1 as a potential treatment target.
January 1999 in “Journal of S C C J” Certain growth factors regulate hair growth cycles, male hormones affect hair cycles, and drugs like Minoxidil and Finasteride can stimulate hair growth and inhibit male pattern baldness respectively.
November 2016 in “Der Hautarzt” Hair thinning on top of the head is common in female androgenetic alopecia.
50 citations
,
October 1918 in “The journal of experimental zoology” Artificially inducing hair regrowth in mice can change the normal pattern and timing of hair growth, with minimal color differences between old and new fur.
26 citations
,
March 1986 in “Clinical and Experimental Dermatology” Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.
March 2021 in “CRC Press eBooks” The document concludes that different patterns of hair thickness and scalp changes can help diagnose types of non-scarring hair loss.