Using scalp stem cells can improve hair transplants.
A hair transplant using hair from the back of the head and pubic area was successful in creating a feminine hairline for a male-to-female transgender person.
June 2017 in “International Journal of Periodontics & Restorative Dentistry” Using skin grafts from behind the ear for oral surgery in two patients with jaw injuries led to successful healing and good results.
June 2002 in “Dermatologic Surgery” Chinese scalps have fewer hair clusters than Caucasians, and transplanting 30 clusters per square centimeter creates a natural-looking hairline for bald Chinese individuals.
128 citations
,
March 2006 in “American Journal of Pathology” Prolactin contributes to hair loss by promoting hair follicle shrinkage and cell death.
54 citations
,
June 1985 in “American Journal of Dermatopathology” Minoxidil helps grow longer, thicker hair in bald scalps of stumptailed macaques, and early treatment is more effective.
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.
11 citations
,
September 1997 in “Archives of Dermatology” Reduced androgens linked to kinky hair disorder and hair loss; 5a-reductase inhibitors may help.
5 citations
,
May 2020 in “Pharmaceutical Research” Heat and chemicals improve finasteride delivery to scalp and hair follicles, potentially enhancing treatment for hair loss.
4 citations
,
September 2012 in “Journal of dermatological science” The hair follicle's connective tissue is a key source of a certain collagen in human scalp skin.
3 citations
,
January 1998 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Hair keratins are mainly on macrofibrils in the cortex and in the endocuticle in the cuticle.
2 citations
,
January 2023 in “Annals of Dermatology” A hairless patch on a boy's scalp from birth injury improved with minoxidil treatment.
June 2024 in “Archives of Dermatological Research” SFRP2 and PTGDS may be key factors in female hair loss.
July 2016 in “Indian journal of science and technology” Neonate scalp hair is thinner, lacks a medulla, and has smaller follicles compared to adult hair.
Human scalp hair follicles have PGE2 and its receptors, which might affect hair growth.
77 citations
,
June 2007 in “PLoS ONE” Birds can regenerate inner ear cells using specific gene pathways, unlike mammals.
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.
55 citations
,
October 2003 in “Dermatologic Clinics” Different hair care practices and conditions affect African American hair and scalp health, requiring specialized knowledge for treatment.
13 citations
,
June 2020 in “International Journal of Dermatology” A rare scalp condition mainly in older women can be treated with various alternatives to steroids, which may have fewer side effects.
13 citations
,
January 2012 in “Case reports in dermatological medicine” An 84-year-old man got a rare scalp condition from using imiquimod cream, which was cured with systemic steroids.
3 citations
,
November 2017 in “The American Journal of Cosmetic Surgery” The new Cosmetic Surgery Scar Assessment Scale (CSSAS) was found to be simple and effective in evaluating scars from hair restoration surgeries.
2 citations
,
July 2022 in “Dermatology Reports” EPDS and MS might share an immune-related cause.
2 citations
,
December 2017 in “Skin appendage disorders” An elderly man's non-healing scalp lesion was successfully treated with a strong topical steroid.
Dissecting cellulitis of the scalp mainly affects Black males and requires early diagnosis and management.
February 2025 in “Cureus” Hair transplants can rarely cause scalp inflammation leading to hair loss, needing early detection and treatment.
January 2019 in “Springer eBooks” PRP may help with hair loss and improve hair quality with few side effects, but more research is needed.
April 2018 in “Dermatologic Surgery” A new surgical technique using vellus hair grafts effectively treated vitiligo without causing unwanted hair growth.
August 2016 in “Journal of Investigative Dermatology” Dutasteride improved hair density and thickness in men not helped by finasteride, with minimal side effects.
81 citations
,
August 2014 in “Lasers in Surgery and Medicine” Red light therapy is safe and effectively increases hair growth in women with hair loss.
59 citations
,
August 2010 in “Journal of The American Academy of Dermatology” Certain hairstyles and less hair oil use in African American girls can lead to scalp conditions like traction alopecia and seborrheic dermatitis.