April 2023 in “Journal of Investigative Dermatology” IL-24 contributes to skin aging by increasing collagen-degrading enzymes and decreasing collagen production when exposed to air pollution.
November 2022 in “Journal of Investigative Dermatology” Growth hormone-releasing hormone (GHRH) boosts hair growth and human scalp hair follicles have their own growth hormone system.
139 citations
,
May 2020 in “Stem Cell Research & Therapy” Exosomes from stem cells help wounds heal faster by affecting specific cell signals.
130 citations
,
August 2015 in “Experimental Dermatology” Human hair follicle organ culture is a useful model for hair research with potential for studying hair biology and testing treatments.
September 2025 in “Immunological Reviews” The skin can independently form immune responses through special structures, offering new ways to treat skin diseases.
11 citations
,
November 2021 in “Clinical, Cosmetic and Investigational Dermatology” Resveratrol may help hair grow, but more research is needed.
134 citations
,
September 2008 in “Lasers in surgery and medicine” Low fluence photoepilation temporarily removes hair by targeting the hair follicle's pigmented area without severe damage.
208 citations
,
January 2013 in “Lab on a Chip” The Multi-Organ-Chip improves the growth and quality of skin and hair in the lab, potentially replacing animal testing.
12 citations
,
March 2020 in “Journal of Bioactive and Compatible Polymers” Nanoparticles show potential for controlled release of hair loss drugs, improving treatment effectiveness.
17 citations
,
June 2017 in “Journal of pharmaceutical sciences” Researchers developed a nanomedicine for acne treatment that delivers medication with less irritation and is non-irritating for oily skin.
12 citations
,
July 2017 in “Scientific reports” Researchers developed a way to study human body clocks using hair tissue, which works similarly in both healthy and dementia patients.
27 citations
,
November 2005 in “Archives of Dermatological Research” Choosing hair follicles at the same growth stage leads to more consistent hair growth experiments.
264 citations
,
January 2008 in “Journal of biomedical optics” Zinc oxide nanoparticles in sunscreen do not penetrate deep into the skin.
April 2021 in “Journal of Investigative Dermatology” Leontopodium alpinum extract may help reduce hair shedding by keeping hair in the growth phase longer.
21 citations
,
December 2012 in “European journal of pharmaceutics and biopharmaceutics” The nanoparticle-emulsion with polihexanide is more effective and lasts longer for skin antisepsis.
November 2025 in “Journal of Investigative Dermatology” Tanning ability is linked to specific DNA changes in skin genes.
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.
13 citations
,
December 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Nicotinamide applied to the scalp can slow down hair growth.
9 citations
,
March 2019 in “Scientific reports” Temporary ROS production in cultured human hair follicles promotes growth and stem cell activation.
September 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Glutamic acid helps mice grow hair.
17 citations
,
April 2016 in “Journal of Investigative Dermatology” KB2115 (eprotirome) can safely extend the hair growth phase without damaging cells or changing hair color.
May 2002 in “Journal of Investigative Dermatology” New findings on hair keratin, wound healing, and skin blistering were presented.
12 citations
,
July 2021 in “Scientific Reports” Glutamic acid helps increase hair growth in mice.
41 citations
,
December 2015 in “Journal of the European Academy of Dermatology and Venereology” The conclusion is that a new biopsy technique and humidity chamber help study skin mites better and suggest mite overpopulation may cause skin diseases.
September 2019 in “Journal of Investigative Dermatology” Botanical extracts from peas and chia seeds improved scalp health and protected hair from pollution.
7 citations
,
December 2024 in “International Journal of Pharmaceutics” Dissolving microneedle patches can effectively deliver drugs over time.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” A specific group of early-stage melanocytes is reduced in vitiligo-affected skin, which may explain treatment resistance.
21 citations
,
November 2020 in “European Journal of Pharmaceutics and Biopharmaceutics” Low-frequency skin massage helps nanoparticles penetrate hair follicles better.
4 citations
,
May 2022 in “Future Journal of Pharmaceutical Sciences” Melatonin-loaded microemulsion could be a promising treatment for hair loss.
November 2025 in “Scientific Reports” COVID-19 may cause hair loss by affecting hair follicles.