53 citations,
January 2009 in “Journal of Investigative Dermatology” UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.
1 citations,
January 2001 in “Journal of Toxicology-cutaneous and Ocular Toxicology” Hair follicles could be used to deliver drugs effectively, with the right understanding and methods.
August 2023 in “International Journal of Molecular Sciences” The human scalp hair bulb contains different types of melanocytes with varying abilities to produce melanin.
1 citations,
May 2021 in “BMC Proceedings” The document concludes that more research is needed to reduce frequent hospital visits, addiction medicine education improves with specific training, early breast cancer surgery findings are emerging, nipple smears are not very accurate, surgery for older melanoma patients doesn't extend life, a genetic condition in infants can often be treated with one drug, doctors are inconsistent with blood clot medication, a certain gene may protect against cell damage, muscle gene overexpression affects many other genes, and some mitochondrial genes are less active in mice with tumors.
11 citations,
May 2010 in “Journal of Medicinal Chemistry” A new compound was created in 2010 that can control oil production when applied to the skin, and its effects are completely reversible after two weeks.
58 citations,
January 2020 in “International Journal of Molecular Sciences” Different methods of preparing Platelet-Rich Plasma (PRP) can affect wound healing and hair regrowth in plastic surgery. Using a kit with specific standards helps isolate PRP that meets quality criteria. Non-Activated PRP and Activated PRP have varying effects depending on the tissue and condition treated. For hair regrowth, Non-Activated PRP increased hair density more than Activated PRP. Both treatments improved various aspects of scalp health.
8 citations,
June 2019 in “Pharmaceutical research” Applying heat with certain chemicals can greatly improve how well isotretinoin gets into the skin through hair follicles.
27 citations,
September 2018 in “Medicines” Oleic acid nanovesicles improve minoxidil absorption in hair follicles for alopecia treatment.
19 citations,
March 2003 in “Journal of Investigative Dermatology” Mechlorethamine treatment regrew hair in mice by killing immune cells causing hair loss without harming hair follicles.
5 citations,
May 2020 in “Pharmaceutical Research” Heat and chemicals improve finasteride delivery to scalp and hair follicles, potentially enhancing treatment for hair loss.
March 2024 in “Bioimpacts” 400 nm particles penetrate hair follicles best, but mouse models aren't fully reliable for human studies.
32 citations,
November 2004 in “Journal of pharmaceutical sciences” Different tea tree oil mixtures absorb into hair follicles at varying levels, with microemulsion being the most effective.
39 citations,
October 2013 in “Plastic and Reconstructive Surgery” Human alpha defensin 5 helps heal wounds, reduce bacteria, and grow hair on burned skin.
10 citations,
January 2014 in “Chemical and Pharmaceutical Bulletin” Ethanol pretreatment affects drug penetration through skin and hair follicles.
25 citations,
July 2015 in “Colloids and Surfaces B: Biointerfaces” Iontophoresis improves minoxidil delivery to hair follicles for hair loss treatment.
10 citations,
May 2018 in “Forensic Science International” Shrunken heads retain some facial features and hair characteristics, allowing for limited individual identification.
19 citations,
November 1993 in “Mammalian Genome” A gene mutation in mice causes permanent hair loss and skin issues.
2 citations,
October 2010 in “European Journal of Drug Metabolism and Pharmacokinetics” Researchers developed a quick and sensitive way to measure finasteride in blood using a small sample size.
351 citations,
February 2010 in “Nature Cell Biology” Basal cell carcinoma mostly starts from cells in the upper skin layers, not hair follicle stem cells.
The skin is a complex barrier for drug penetration, but understanding its structure and interactions can improve drug delivery methods.
137 citations,
January 2000 in “Skin Pharmacology and Physiology” The document recommends using both clinical evaluation and various measurement methods to assess skin greasiness, considering factors like temperature and hormones.
67 citations,
November 2002 in “Journal of The American Academy of Dermatology” The document concludes that careful evaluation is key to diagnose and treat women with hair loss, with tests for thyroid, iron, and hormones as needed.
56 citations,
September 2010 in “Veterinary pathology” Certain mouse strains develop a skin condition similar to a human hair loss disease due to genetic defects.
51 citations,
February 2009 in “Journal of dermatological science” Pitx2 helps outer root sheath cells differentiate but can't start hair growth on its own.
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.
21 citations,
December 2016 in “PLOS ONE” Scientists made skin stem cells from other human cells with over 97% efficiency, which could help treat skin conditions.
17 citations,
September 2012 in “Dermatologic Clinics” The conclusion is that accurate diagnosis of different types of hair loss requires careful examination of tissue samples and understanding of clinical symptoms.
15 citations,
October 2020 in “European journal of pharmaceutics and biopharmaceutics” Caffeine penetrates skin quickly through open hair follicles, but less through closed ones, with levels becoming equal after 22 hours.
14 citations,
October 2018 in “PloS one” Deleting the Far2 gene in mice causes sebaceous gland issues and patchy hair loss.
12 citations,
September 2018 in “International Journal of Cosmetic Science” Palmitoyl tetrapeptide-20 may help reduce hair greying and increase melanin production.