91 citations,
April 2011 in “Journal of Ethnopharmacology” Polygonum multiflorum extract helps grow hair by activating certain hair growth signals in mice.
5 citations,
November 2002 in “Aesthetic Plastic Surgery” Storing hair follicles at -20°C keeps them good for up to 15 days, which may help with hair transplants.
March 2024 in “Medical lasers” Multiple-wavelength radiation helps hair grow by boosting early hair follicle development.
6 citations,
November 2013 in “International Journal of Radiation Biology” Gamma-rays exposure during the resting phase of hair growth can damage hair regeneration and color in mice.
32 citations,
December 1969 in “The Lancet” Children with marasmus have more resting hair follicles and thinner, less pigmented hair, showing long-term malnutrition.
16 citations,
March 2019 in “Experimental dermatology” Injury changes how hair follicle stem cells behave, depending on the hair growth stage.
10 citations,
January 2016 in “PLOS ONE” Researchers found 44 proteins that change during different hair growth stages and may be important for hair follicle function.
212 citations,
September 2015 in “Journal of Investigative Dermatology” The document provides a method to classify human hair growth stages using a model with human scalp on mice, aiming to standardize hair research.
85 citations,
December 1990 in “Journal of Investigative Dermatology” Minoxidil promotes hair growth in women with early-stage alopecia.
61 citations,
January 2011 in “PloS one” Notch signaling is essential for healthy skin and hair follicle maintenance.
45 citations,
January 2012 in “Experimental Dermatology” Human hair follicles switch between active and resting phases unpredictably.
35 citations,
February 2019 in “Cell Communication and Signaling” BMP6 and Wnt10b control whether hair follicles are resting or growing.
18 citations,
April 1986 in “International Journal of Cosmetic Science” Minoxidil promotes hair regrowth in early baldness stages and prevents baldness in non-bald scalps.
September 2023 in “Animals” Hair follicle development in cashmere goats involves dynamic changes in proteins and metabolites, with key roles for oxytocin, MAPK, and Ca2+ pathways.
35 citations,
March 2007 in “Skin Research and Technology” The conclusion is that exogen is a unique hair cycle phase and the new sampling method specifically targets this stage, which may help in future hair loss research.
5 citations,
August 2015 in “Bioscience, Biotechnology, and Biochemistry” Obese mice with a leptin gene mutation have a longer resting phase in their hair cycle, which may help understand certain hair loss conditions.
19 citations,
November 2017 in “General and comparative endocrinology” BMP2 and BMPR-IA may stop hair growth while Noggin may encourage it in yak skin.
8 citations,
February 2017 in “Archives of Dermatological Research” Intense pulsed light treatment effectively reduces underarm hair by making hair follicles smaller and extending their resting phase.
197 citations,
January 2019 in “Neuropsychopharmacology” Male and female bodies respond differently to stress, influenced by hormones and development stages, with implications for stress-related diseases.
19 citations,
November 2001 in “Journal of Investigative Dermatology Symposium Proceedings” Human hair follicles can regenerate and recover after severe injury by going through a brief abnormal resting phase before growing again.
January 2017 in “Elsevier eBooks” Stress and hormones like progesterone can affect absence seizures, but their effects change with different life stages.
71 citations,
January 2019 in “International journal of biological sciences” Exosomes from dermal papilla cells help hair growth by making hair follicle stem cells multiply and change.
20 citations,
February 2004 in “Veterinary dermatology” Dog hair grows back in about 14 weeks after being clipped for surgery, and the season doesn't really affect this growth rate.
2 citations,
March 2022 in “Research Square (Research Square)” Seasonal changes affect gene activity linked to hair growth in Angora goats, influencing mohair quality.
2 citations,
May 2001 in “Current problems in dermatology” The conclusion is that effectively treating hair disorders is difficult due to the complex factors affecting hair growth and more research is needed to improve treatments.
363 citations,
May 2006 in “Current Opinion in Psychiatry” Anorexia and bulimia lead to serious health problems and increased risk of death, requiring aggressive treatment.
71 citations,
January 2015 in “Journal of molecular cell biology/Journal of Molecular Cell Biology” mTOR signaling helps activate hair stem cells by balancing out the suppression caused by BMP during hair growth.
42 citations,
February 2014 in “Stem Cells and Development” Vitamin C helps adipose-derived stem cells grow and may support hair growth.
32 citations,
April 2016 in “Journal of Investigative Dermatology” STAT5 activation is crucial for starting the hair growth phase.
28 citations,
May 2017 in “Molecular ecology” Researchers found genes that control hair color and growth change before the visible coat color changes in snowshoe hares.