6 citations
,
September 2010 in “Pigment Cell & Melanoma Research” We know less about human hair pigmentation than mouse coat color, but pH and cysteine levels are key factors.
September 2014 in “Springer eBooks” Aging causes hair to gray and thin, with the timing of graying varying by race, and factors like oxidative stress and genetics can lead to hair loss.
March 2017 in “bioRxiv (Cold Spring Harbor Laboratory)” Plant root hair growth is controlled by the hormone auxin, which affects the production of certain oxygen-related molecules through a specific process.
May 2025 in “Preprints.org” Olive oil byproducts can be used in skincare for their antioxidant and protective benefits.
26 citations
,
March 2015 in “Phytotherapy Research” Forsythiaside-A, a natural substance, can protect against hair loss and is more effective than current treatments, potentially making it a good option for hair loss treatment.
February 2025 in “Clinical Cosmetic and Investigational Dermatology” Certain blood metabolites are linked to female pattern hair loss, with some increasing risk and others offering protection.
November 2024 in “International Journal of Molecular Sciences” Hair helps prevent scalp skin cancer by supporting immune protection.
October 2024 in “Preprints.org” Hair helps prevent scalp skin cancer by supporting immune protection.
8 citations
,
July 2020 in “Clinical, cosmetic and investigational dermatology” Excessive sun protection might cause frontal fibrosing alopecia by disrupting skin immune balance.
January 2015 in “Spectrum Research Repository (Concordia University)” Porcine PRP can replace FBS and may promote hair growth.
30 citations
,
April 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
1 citations
,
December 2005 in “Therapeutische Umschau” The document concludes that protecting skin from the sun, avoiding smoking, and using treatments like Minoxidil and Finasteride can help manage skin and hair aging.
249 citations
,
November 2003 in “Clinical endocrinology” Insulin resistance is a key factor in polycystic ovary syndrome, but genetics may also contribute.
1 citations
,
May 2003 in “The journal of investigative dermatology/Journal of investigative dermatology” A hormone affects hair growth, certain molecules may prevent skin damage, a skin disease is linked to immune cells, glycerol helps skin hydration, and psoriasis treatment trials need improvement.
April 2024 in “Cosmetics” Microneedling improves skin and hair conditions by enhancing treatment absorption and stimulating growth factors.
March 2020 in “The Egyptian Journal of Histology” Topical olive oil protects mice skin from harmful electromagnetic radiation.
7 citations
,
February 2019 in “International Journal of Dermatology” Gray hair is caused by reduced melanin production or transfer issues, linked to aging and possibly health conditions, with treatments focusing on color camouflage.
7 citations
,
May 2022 in “PLOS ONE” Certain genes and pathways are linked to the production of finer and denser wool in Hetian sheep.
2 citations
,
July 2024 in “International Journal of Molecular Sciences” Csdc2 helps hair growth in cashmere goats by regulating specific genes.
9 citations
,
July 1995 in “Veterinary Clinics of North America: Small Animal Practice” The document concludes that hair loss in cats is caused by various factors, including allergies, mites, infections, and hormonal issues, with treatments varying accordingly.
5 citations
,
January 2018 in “Springer eBooks” Acne in dark skin is influenced by environmental factors and can lead to hyperpigmentation, with various treatment options available.
Some factors can either promote or inhibit hair growth.
10 citations
,
January 2015 in “Journal of Cutaneous Medicine and Surgery” Cold caps and certain drugs may help prevent or reduce hair loss from chemotherapy, but more research is needed.
56 citations
,
November 2010 in “Pigment Cell & Melanoma Research” Brain hormones significantly affect hair color and could potentially be used to prevent or reverse grey hair.
38 citations
,
March 1997 in “Journal of interferon & cytokine research” IL-1β inhibits human hair follicle growth.
12 citations
,
December 2017 in “Journal of Investigative Dermatology Symposium Proceedings” Platelet-rich plasma and microneedling could potentially help hair growth in people with alopecia areata, but more research is needed.
November 2024 in “Theoretical and Natural Science” Good scalp care and mood help prevent hair loss; medical treatment or Minoxidil may be needed.
48 citations
,
April 1995 in “PubMed” Testosterone helps beard and axillary hair cells grow by releasing growth factors from dermal papilla cells.
January 2026 in “Plant Communications” Overexpressing SlCLE10 in tomatoes boosts root hair growth and drought tolerance.
April 2023 in “Journal of Investigative Dermatology” LSD1 is essential for healthy skin development and creating the skin's protective barrier.