March 1997 in “The American Journal of Cosmetic Surgery” A new hair transplant method showed promising results and a study found how deep a CO₂ laser can penetrate skin.
October 2025 in “Science Advances” IFN-γ production by CD4 T cells is crucial for causing alopecia areata.
April 2022 in “International Journal of Health Sciences (IJHS)” Combining laser therapy with platelet-rich plasma improves hair growth in people with hair loss.
286 citations
,
June 2012 in “Nature Immunology” Hair follicles help attract immune cells to the skin during stress.
262 citations
,
May 2017 in “Nanomedicine” New nanofiber technology improves wound healing by supporting cell growth and delivering treatments directly to the wound.
156 citations
,
January 1989 in “Genes & Development” Keratin expression reflects cell organization and differentiation, not causes it.
118 citations
,
September 2004 in “Clinics in Dermatology” Hormones, especially androgens, play a big role in acne, but most acne sufferers don't have a hormone disorder. Hormonal treatments, including birth control pills, can be very effective for women whose acne doesn't improve with regular treatments.
94 citations
,
February 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” EGF makes hair follicles grow longer but stops hair production.
68 citations
,
May 2018 in “PLOS Biology” Cyclosporine A may help treat hair loss by blocking a protein that inhibits hair growth.
57 citations
,
April 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin D receptor is crucial for starting hair growth after birth.
47 citations
,
September 2016 in “Reviews in endocrine and metabolic disorders” The skin's ability to produce hormones is linked to various skin conditions, and better understanding this process could lead to new treatments.
45 citations
,
July 2009 in “Journal of Investigative Dermatology” The S100A4 protein is more common in psoriatic skin and could be a target for treating psoriasis.
39 citations
,
October 2010 in “Journal of The American Academy of Dermatology” Some patients with mycosis fungoides or Sézary syndrome experience hair loss, which may be similar to alopecia areata or linked to skin lesions, possibly due to abnormal T cells, and bexarotene can help treat it.
38 citations
,
December 2006 in “Journal of Investigative Dermatology” Keratin patterns in hair follicles help understand hair growth and potential hair and nail disorders.
33 citations
,
September 2016 in “British journal of dermatology/British journal of dermatology, Supplement” Human hair follicle dermal cells can effectively replace other cells in engineered skin.
31 citations
,
September 2013 in “Stem Cells” Smad1 and Smad5 are essential for hair follicle development and stem cell sleepiness.
30 citations
,
December 2001 in “Journal of The European Academy of Dermatology and Venereology” Hormonal therapy is a good option for women with severe acne, especially when there's a chance of hormone imbalance.
29 citations
,
November 2011 in “Veterinary pathology” The study found that mouse sweat glands develop before birth, mature after birth, and have specific keratin patterns.
25 citations
,
July 2019 in “Experimental Dermatology” Cholesterol balance is important for hair health, and problems with it can lead to hair loss conditions.
25 citations
,
December 1992 in “Seminars in cell biology” Skin stem cells are maintained by signals from nearby cells and vary in their ability to renew and mature.
19 citations
,
April 2015 in “International Journal of Molecular Sciences” The research identified genes and pathways important for sheep wool growth and shedding.
19 citations
,
July 2011 in “Microscopy and Microanalysis” The hair follicle bulge is an important area for adult stem cells involved in hair growth and repair, with potential for medical use needing more research.
18 citations
,
August 2021 in “PLoS ONE” Melanocyte progenitor cells are found in human fat tissue and can become mature melanocytes, which may help treat skin issues.
16 citations
,
May 2015 in “Tissue Engineering Part C-methods” A two-step method was created in 2015 to make more cells that help with hair growth, but they need to be combined with other cells for 4 days to actually form new hair.
6 citations
,
October 2007 in “médecine/sciences” Mammals can regenerate new hair follicles from skin stem cells.
3 citations
,
December 2020 The interdigital gland in crossbred sheep is similar to skin and has specialized structures for secretion.
1 citations
,
January 2024 in “Scientific reports (Nature Publishing Group)” Human hair was used to make biodegradable plastic films that could be useful for packaging and disposable products.
1 citations
,
November 2022 in “Pharmaceutical research” The simulation showed that hypobaric pressure improves drug delivery through the skin, but stretching alone doesn't fully explain the increase.
May 2026 in “International Journal of Molecular Sciences” The new human placental extract may help prevent hair graying and reduce nerve pain from chemotherapy.
April 2025 in “Ukrainian Journal of Veterinary and Agricultural Sciences” Adding a water-soluble fatty acid complex to sheep diets improves wool growth by increasing primary hair follicle size and density.