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.
48 citations,
March 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Retinoic acid production and signaling in hair follicles are regulated by location and timing, affecting hair growth and cycling.
45 citations,
May 2012 in “The Journal of Steroid Biochemistry and Molecular Biology” Too much AKR1C3 enzyme causes resistance to finasteride by increasing testosterone.
38 citations,
April 2017 in “PLOS Genetics” GRHL3 is important for controlling gene activity in skin cells during different stages of their development.
37 citations,
October 2017 in “Clinical and Experimental Dermatology” Oral tofacitinib shows promise in treating atopic dermatitis and alopecia areata, but only slight improvement in vitiligo.
36 citations,
October 2009 in “Journal of Investigative Dermatology” Dihydrotestosterone can be made from dehydroepiandrosterone in skin cells without needing testosterone.
34 citations,
June 2014 in “The BMJ” Pregnancy can change skin disease severity, with some conditions improving and others worsening, and treatment should balance benefits and fetal safety.
32 citations,
July 2017 in “Wiley Interdisciplinary Reviews-Developmental Biology” Transit-amplifying cells are crucial for tissue repair and can contribute to cancer when they malfunction.
32 citations,
January 1990 in “Clinical Endocrinology” Women with female pattern hair loss have higher levels of certain androgens, suggesting increased androgen exposure to hair follicles.
31 citations,
October 1971 in “Steroids” Human beard hair follicles change testosterone into other related hormones, but don't much change androstenedione into testosterone.
29 citations,
April 2020 in “Journal of Tissue Engineering and Regenerative Medicine” The experiment showed that human skin grown in the lab started to form early hair structures when special cell clusters were added.
28 citations,
January 2012 in “Biological & pharmaceutical bulletin” Hairless protein can both repress and activate vitamin D receptor functions, affecting gene regulation.
28 citations,
October 2007 in “PubMed” Low iron levels are linked to more hair loss in non-menopausal women.
28 citations,
March 1987 in “Journal of The American Academy of Dermatology” Minoxidil may help hair growth after transplant surgery.
27 citations,
April 2019 in “Journal of The American Academy of Dermatology” Where melanoma is on the body affects survival chances; melanomas on the back of the head are worse, while those on thighs and arms are less severe, and more sun exposure might improve survival.
26 citations,
March 2006 in “Endocrine, metabolic & immune disorders. Drug targets” This enzyme helps metabolize fatty acids and isoleucine, and could be key in treating neurological diseases and certain cancers.
24 citations,
June 2018 in “PubMed” Serenoa repens extract helps regrow hair and repair hair loss by activating certain cell growth pathways.
23 citations,
January 2020 in “Frontiers in Pharmacology” Dihydrotestosterone affects hair growth by changing the Wnt/β-catenin pathway, with low levels helping and high levels hindering growth.
23 citations,
August 2018 in “Facial Plastic Surgery Clinics of North America” Using defensins to activate stem cells may improve skin aging signs without causing inflammation.
23 citations,
January 2001 in “Chemical & Pharmaceutical Bulletin” New pregnane derivatives are effective at inhibiting an enzyme linked to hair loss and reducing oil gland activity.
22 citations,
October 2019 in “Dermatologic Surgery” Both Platelet-Rich Plasma and Minoxidil foam increase hair count in women with hair loss, but Minoxidil is more effective. However, women were more satisfied with Platelet-Rich Plasma treatment.
21 citations,
November 2015 in “Phytomedicine” Glycyrrhizic acid may help reduce unwanted hair growth.
19 citations,
March 2019 in “International Journal of Dermatology” The tattoo machine method safely delivers an average of 1,175 µg/cm² of medication into the skin.
19 citations,
January 1997 in “Endocrinology” Testosterone can slow hair growth in adult monkeys, but a blocker called RU 58841 can counteract this and potentially help hair regrow.
16 citations,
March 2020 in “Facial Plastic Surgery Clinics of North America” Platelet-Rich Plasma (PRP), a substance from a patient's own blood, can stimulate hair regrowth in people with Androgenetic Alopecia (AGA) who haven't had success with other treatments, but more research is needed to optimize its use.
16 citations,
April 2017 in “ACM Transactions on Graphics” Light scatters differently from elliptical hair fibers than from circular ones, and a new model better predicts this behavior, especially for shiny highlights.
15 citations,
January 2020 in “ACS Applied Materials & Interfaces” Nanofiber structure helps regenerate hair follicles.
14 citations,
February 2021 in “Journal of the European Academy of Dermatology and Venereology” A COVID-19 patient with severe hair loss did not improve with hair loss medication after stopping and restarting it due to the infection.
14 citations,
January 2020 in “International Journal of Biological Sciences” Ranitidine and finasteride lower TMAO levels, reducing heart and kidney damage by changing gut bacteria.
14 citations,
January 2006 in “Skin pharmacology and physiology” Procyanidin compounds from apples and barley promote hair growth and prevent hair cell death.