September 2023 in “Journal of microbiology and biotechnology” A type of collagen helps hair grow by boosting cell growth and activating a specific hair growth pathway.
Human scalp hair follicles have PGE2 and its receptors, which might affect hair growth.
January 2006 in “The Journal of Korean Medicine Ophthalmology and Otolaryngology and Dermatology” Rubus coreanum may help hair growth but not through the tested mechanisms, and none of the herbal extracts help with acne.
157 citations,
April 1994 in “Clinical endocrinology” Androgens can cause hair growth in some areas and hair loss on the scalp.
41 citations,
March 1998 in “Archives of Dermatological Research” The enzyme that changes testosterone to a stronger form is mostly found in the part of the hair follicle called the dermal papilla.
2 citations,
February 2015 in “Journal of Tissue Engineering and Regenerative Medicine” Transplanting a mix of specific skin cells can significantly improve the repair of damaged hair follicles.
27 citations,
September 1999 in “Journal of Investigative Dermatology” Human skin cells contain Protease Nexin-1, and male hormones can decrease its levels, potentially affecting hair growth.
1 citations,
December 2015 in “Journal of the Medical Sciences (Berkala Ilmu Kedokteran)” Transplanting melanocyte stem cells from hair follicles can effectively treat vitiligo.
77 citations,
March 2014 in “Cold Spring Harbor Perspectives in Medicine” Fat cells are important for healthy skin, hair growth, and healing, and changes in these cells can affect skin conditions and aging.
75 citations,
May 1986 in “Clinics in endocrinology and metabolism” Male hormones are important for hair and oil gland development and can cause conditions like excessive hair growth and acne.
58 citations,
January 2006 in “Skin Pharmacology and Physiology” High levels of testosterone and 5α-DHT can lead to cell death in cells important for hair growth.
47 citations,
May 2012 in “Wiley Interdisciplinary Reviews-Developmental Biology” The conclusion is that understanding how feathers and hairs pattern can help in developing hair regeneration treatments.
17 citations,
June 2019 in “BMC genomics” Non-coding RNAs help control hair growth in cashmere goats.
16 citations,
January 2018 in “Biochemical and Biophysical Research Communications” Researchers created five new human scalp cell lines that could be useful for hair growth and loss research.
14 citations,
October 2000 in “Genomics” Rat dermal papilla cells have unique genes crucial for hair growth.
9 citations,
October 2011 in “Journal of proteomics” Taxol damages hair growth cells, causing hair loss.
8 citations,
October 2018 in “Applied sciences” Alginate spheres help maintain hair growth potential in human cells for hair loss treatment.
1 citations,
October 2018 in “Bioscience reports” Annexin A2 isoform 2 helps dermal papillae cells grow, affecting hair growth.
25 citations,
July 1994 in “Journal of dermatological science” Testosterone affects hair follicles differently across body sites, with beard hair follicles showing more activity of a specific enzyme and presence of androgen receptors compared to scalp hair.
949 citations,
January 2001 in “Cell” Adult mouse skin contains stem cells that can create new hair, skin, and oil glands.
178 citations,
August 2016 in “Advances in wound care” New effective scar treatments are urgently needed due to the current options' limited success.
42 citations,
May 2016 in “Annual Review of Cell and Developmental Biology” Fat cells are important for tissue repair and stem cell support in various body parts.
25 citations,
June 2022 in “Developmental cell” Overactivating Hedgehog signaling makes hair follicle cells in mice grow hair faster and create more follicles.
10 citations,
October 2021 in “Animal nutrition” Vitamin B6 helps increase hair growth and density in rabbits by affecting certain cell signaling pathways.
7 citations,
November 2020 in “Experimental Dermatology” Different cell types work together to repair skin, and targeting them may improve healing and reduce scarring.
4 citations,
January 2019 in “International journal of molecular sciences” Genetically modified sheep with more β-catenin grew more wool without changing the wool's length or thickness.
2 citations,
July 2019 in “Journal of lasers in medical sciences” Laser treatment and synovial fluid can change hair follicle cells to resemble joint cells, with the changes being more significant when both treatments are used together.
August 2024 in “Cell Death and Disease” Activating TLR9 helps heal wounds and regrow hair by using specific immune cells.
October 2023 in “Scientific Reports” Oxytocin may help hair grow by increasing hair growth-related genes and factors.
April 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Sweat gland development involves two unique skin cell programs and a temporary skin environment.