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.
16 citations,
August 1996 in “The journal of experimental zoology/Journal of experimental zoology” Red deer hair cells offer a new way to study how hormones affect hair growth.
14 citations,
January 2011 in “Journal of Cutaneous Pathology” CK15 is not a reliable marker for stem cells in damaged hair follicles from patients with CCCA.
10 citations,
September 2018 in “Regenerative Medicine” New hair can grow from large wounds in mice, but less so as they age, involving reprogramming of skin cells and specific molecular pathways.
6 citations,
January 2016 in “Journal of lasers in medical sciences” One session of Low Level Laser Therapy before hair transplantation doesn't significantly improve hair growth.
5 citations,
May 2020 in “Pharmaceutical Research” Heat and chemicals improve finasteride delivery to scalp and hair follicles, potentially enhancing treatment for hair loss.
November 2013 in “Elsevier eBooks” Skin and hair renewal is maintained by both fast and slow cycling stem cells, with hair regrowth primarily driven by specific stem cells in the hair follicle bulge. These cells can also help heal wounds and potentially treat hair loss.
62 citations,
April 2009 in “British Journal of Dermatology” Epidermal stem cells could lead to new treatments for skin and hair disorders.
39 citations,
January 2016 in “Journal of Cutaneous and Aesthetic Surgery” Injecting platelet-rich plasma during hair transplant surgery improves hair regrowth rate, speeds up skin recovery, and enhances hair quality.
39 citations,
September 2011 in “Tissue Engineering Part B-reviews” Hair follicle regeneration in skin grafts may be possible using stem cells and tissue engineering.
32 citations,
April 2017 in “Scientific Reports” Platelet-rich plasma can help grow more mouse hair follicles, but it doesn't work for human hair follicles yet.
29 citations,
July 2008 in “Journal of Cutaneous Pathology” Hair root sheaths are more common in non-scarring hair loss and help diagnose the type of hair loss.
27 citations,
September 2018 in “Nanomedicine: Nanotechnology, Biology and Medicine” Further research is needed to improve hair regeneration using stem cells and nanomaterials.
24 citations,
September 2002 in “Dermatologic Surgery” The study found that hair follicles are above muscle connections in the scalp, which may help protect stem cell areas.
18 citations,
January 2017 in “Annals of dermatology/Annals of Dermatology” Certain immune cells contribute to severe hair loss in chronic alopecia areata, with Th17 cells possibly having a bigger impact than cytotoxic T cells.
17 citations,
June 2019 in “BMC genomics” Non-coding RNAs help control hair growth in cashmere goats.
12 citations,
February 1997 in “British Journal of Dermatology” The enzyme type 1 5α-reductase is more active in the hair follicle's lower part than in the skin's outer layer.
11 citations,
November 1998 in “Journal of dermatological science” Knocking out certain genes in mice helps understand skin and hair growth problems.
9 citations,
April 2019 in “Biomolecules & Therapeutics” Udenafil may help hair grow by activating certain stem cells.
7 citations,
March 2022 in “Molecules” 5-Bromo-3,4-dihydroxybenzaldehyde could potentially help hair growth by activating certain cell pathways and inhibiting others.
4 citations,
May 2018 in “Electronic Journal of Biotechnology” All-trans retinoic acid at high doses harms goat hair growth cells and could be bad for hair growth.
3 citations,
May 2017 in “British journal of dermatology/British journal of dermatology, Supplement” Certain cells around hair follicles help improve skin regeneration for potential use in skin grafts.
2 citations,
October 2020 in “BioMed Research International” Phaeodactylum tricornutum extract helps hair follicle cells grow by activating the ERK1/2 pathway.
2 citations,
September 2002 in “Dermatologic Surgery” Each group of hair follicles on the scalp shares one muscle that helps control hair movement.
1 citations,
February 2023 in “ACS Biomaterials Science & Engineering” The new microwell device helps grow more hair stem cells that can regenerate hair.
1 citations,
April 2016 in “PubMed” Epidermis and dermis cells together can regenerate hair follicles.
September 2024 in “Journal of the American Academy of Dermatology” Regulatory γδ T cells help protect hair follicles from alopecia areata and promote hair regrowth.
December 2022 in “Scientific Reports” Stem cells from whiskers can be transplanted to stimulate hair growth.
August 2001 in “Dermatologic Surgery” The KNU implanter for hair transplants showed a high survival rate of 90%+ for transplanted hairs after 6 months, with benefits like natural hair direction and fewer scars.
88 citations,
February 2011 in “Journal of Dermatological Science” Minoxidil helps hair growth by activating the β-catenin pathway.