15 citations,
May 2020 in “BMC complementary medicine and therapies” Polygonum multiflorum extract helps hair grow longer and fights the effects of hormones that cause hair loss.
6 citations,
November 2013 in “International Journal of Radiation Biology” Gamma-rays exposure during the resting phase of hair growth can damage hair regeneration and color in mice.
3 citations,
April 2014 in “Journal of Dietary Supplements” CARI ONE helps start hair growth and makes hair follicles bigger and more numerous.
1 citations,
November 2019 in “Actas Dermo-Sifiliográficas” The Spanish Hair-Specific Skindex-29 questionnaire effectively measures the quality of life impact of hair loss in Spanish-speaking women.
December 2023 in “Frontiers in pharmacology” Progesterone initially worsens but later reduces neuropathic pain in mice, through different mechanisms.
September 2017 in “Journal of Investigative Dermatology” Injections of special skin cells showed potential in treating hair loss, with some participants experiencing increased hair density.
6 citations,
January 2013 in “Journal of Clinical and Diagnostic Research” AMH levels are higher in women with PCOS and can indicate the number of small follicles in their ovaries.
1 citations,
July 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Removing centrosomes from skin cells leads to thinner skin and stops hair growth, but does not greatly affect skin cell differentiation.
211 citations,
October 2001 in “The FASEB Journal” Noggin is necessary to start the hair growth phase in skin after birth.
6 citations,
April 2013 in “Current Dermatology Reports” Dermatologists are crucial for managing skin side effects in metastatic melanoma patients using vemurafenib and ipilimumab.
30 citations,
May 1999 in “Food and chemical toxicology” Procyanidin B-2 is safe to use on skin as a hair growth product.
32 citations,
December 2000 in “Phytomedicine” Apple-derived procyanidin B-2 can safely promote hair growth in men.
28 citations,
December 2005 in “Journal of cosmetic dermatology” Apple procyanidin applied to the scalp may help grow hair without side effects.
6 citations,
September 2019 in “Skin pharmacology and physiology” RCS-01 therapy is safe and may improve skin structure by affecting gene expression.
April 2016 in “Journal of The American Academy of Dermatology” A botanical lotion can increase scalp collagen and extend hair growth phase, potentially improving hair thinning issues.
112 citations,
July 1998 in “Journal of Investigative Dermatology” Ruby laser pulses best destroy hair follicles during the growth phase and effectiveness varies with laser intensity; melanin is key for targeting, and timing treatments can improve results.
35 citations,
March 2007 in “Skin Research and Technology” The conclusion is that exogen is a unique hair cycle phase and the new sampling method specifically targets this stage, which may help in future hair loss research.
7 citations,
July 2008 in “Experimental Dermatology” The study concluded that a protein important for hair strength is regulated by certain molecular processes and is affected by growth phases.
4 citations,
January 2014 in “The Scientific World Journal” Red deer antler extract helps hair grow by extending the growth phase and increasing cell growth in hair follicles.
June 2021 in “The Journal of Family Practice” A 69-year-old woman has a fast-growing hand lesion that didn't improve with salicylic acid.
375 citations,
February 2006 in “Journal of Cell Science” The document concludes that the hair cycle is a complex process involving growth, regression, and rest phases, regulated by various molecular signals.
256 citations,
October 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Growing human skin cells in a 3D environment can stimulate new hair growth.
109 citations,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color production is closely linked to the active growth phase of hair in mice and may also influence hair growth itself.
103 citations,
January 2006 in “Journal of Cell Science” The document concludes that the hair cycle is a complex process involving growth, regression, and rest phases, regulated by various molecular signals.
38 citations,
October 1988 in “Clinics in Dermatology” Hormones, nutrition, and seasonal changes regulate hair growth cycles, with androgens extending growth phases and factors like aging and malnutrition affecting hair loss and thinning.
6 citations,
November 2010 in “Histochemistry and cell biology” The proteins transthyretin and megalin are more present in the growth phase of hair, suggesting they might affect hair health and growth.
2 citations,
December 2023 in “Royal Society of Chemistry eBooks” Hair is a complex organ, and understanding its detailed structure and growth phases is crucial for analyzing substances within it.
September 1997 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Blocking IL-1 could help treat some hair loss conditions; alopecia affects liver detox systems; spironolactone is better than finasteride for female hair growth; focusing on the catagen hair phase could lead to new alopecia treatments.
210 citations,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color production in mice is closely linked to the hair growth phase and may also influence hair growth itself.
28 citations,
June 2015 in “Journal of circadian rhythms” An individual's morning or evening preference can predict changes in their body clock gene expression.