January 2009 in “Heilongjiang xumu shouyi” Stem cells are present in goat hair follicles but decrease over time.
72 citations
,
July 2012 in “Journal of Investigative Dermatology” Mice lacking a key DNA methylation enzyme in skin cells have a lower chance of activating stem cells necessary for hair growth, leading to progressive hair loss.
10 citations
,
January 2013 in “Journal of skin cancer” PKC ε increases hair follicle stem cell turnover and may raise skin cancer risk.
31 citations
,
August 2000 in “Journal of Investigative Dermatology” Stem cells are key for hair follicle recovery.
22 citations
,
October 2007 in “Journal of Investigative Dermatology” Stem cells in mouse nails are found in the nail matrix and may control nail growth.
January 2005 in “Journal of Nanhua University” Bone marrow mesenchymal stem cells help rabbit skin wounds heal faster.
43 citations
,
December 2008 in “Molecular biology of the cell” Disrupting Smad4 in mouse skin causes early hair follicle stem cell activity that leads to their eventual depletion.
28 citations
,
January 2009 in “Journal of Investigative Dermatology” Stem cells in eccrine glands could be used for regenerative medicine.
April 2012 in “Cancer Research” Bone marrow-derived cells can lead to skin inflammation and tumors in mice.
January 2009 in “Hubei nongye kexue” Stem cells in cashmere goats are found in hair follicles and have a slow growth rate.
Melatonin affects cell growth differently based on its concentration.
January 1995 in “Equilibrium Research” Birds can regenerate inner ear hair cells from supporting cells, and mammals show potential for similar regeneration.
4 citations
,
January 2014 in “The Scientific World Journal” Red deer antler extract helps hair grow by extending the growth phase and increasing cell growth in hair follicles.
3 citations
,
December 2022 in “Nutrients” Limonin from young citrus fruits may help with hair growth by affecting cell growth and hair cycle pathways.
January 1992 in “Proceedings of the New Zealand Society of Animal Production” Ferret hair growth starts between 0 and 4 days after melatonin treatment, with cell growth peaking in the hair germ and declining as the hair matures.
March 2019 in “The International Journal of Advanced Smart Convergence” Radish saponin extract may help grow hair in balding mice.
7 citations
,
December 2010 in “대한의생명과학회지” Hair growth after depilation increases skin thickness, mast cell counts, and cell activity.
56 citations
,
September 2013 in “Experimental Dermatology” The guide explains how to study human and mouse sebaceous glands using various staining and imaging techniques, and emphasizes the need for standardized assessment methods.
20 citations
,
December 2015 in “Journal of Pharmacopuncture” Thread-embedding therapy helped hair grow back in mice and might do the same in humans.
13 citations
,
July 2016 in “BMC Complementary and Alternative Medicine” Hominis Placenta helps hair grow back by increasing cell growth and a specific growth factor.
4 citations
,
June 2016 in “Journal of Pharmacopuncture” Cornu cervi pantotrichum pharmacopuncture solution helps mice grow hair by increasing hair follicle cell growth and a growth factor important for hair development.
September 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” The treatments stopped hair regrowth in mice.
July 2025 in “Journal of Investigative Dermatology” BrdU speeds up hair follicle aging and reduces hair quality.
24 citations
,
December 2014 in “International Journal of Molecular Medicine” Eclipta alba extract helps increase hair growth and decrease hair loss-related protein in mice.
12 citations
,
June 2012 in “Wound Repair and Regeneration” Regulating keratinocyte growth in engineered skin can improve wound healing.
8 citations
,
January 2014 in “BioMed Research International” Eclipta alba extract was found to be effective in promoting hair growth in hairless mice.
4 citations
,
June 2002 in “Veterinary Dermatology” Prenatal retinoic acid exposure increased cell proliferation in mouse hair follicles without affecting their development.
August 2016 in “Journal of Dermatology” A chemical called 5-Bromo-2′-deoxyuridine caused rapid hair loss in mice by killing certain skin cells through a specific cell death pathway.
Deleting Twist1 in skin cells reduces UVB-induced skin cancer risk.
85 citations
,
May 2009 in “Hippocampus” Progesterone helps adult male mice grow more neurons and improves memory.