211 citations
,
February 2009 in “European journal of pharmaceutics and biopharmaceutics” Hair follicles help absorb and store topical compounds, aiding targeted drug delivery.
125 citations
,
January 1999 in “Drugs” Finasteride effectively treats baldness but may cause sexual side effects.
115 citations
,
December 1996 in “PubMed” The safe daily selenium intake is up to 819 micrograms.
91 citations
,
January 2009 in “International Journal of Trichology” Different hair evaluation methods have their own pros and cons, and using multiple methods together is best for accurate hair loss diagnosis and tracking.
84 citations
,
April 2015 in “Cosmetics” Hair dyes vary in how long they last and how deeply they penetrate hair.
79 citations
,
December 1990 in “Clinical endocrinology” The testes control steroid production through complex interactions involving various cells and signaling molecules.
77 citations
,
June 2015 in “Nature Reviews Urology” Some common medications can harm male fertility, but many effects can be reversed.
59 citations
,
August 2021 in “Frontiers in Endocrinology” GLP-1 receptor agonists, like Dulaglutide, Liraglutide, and Semaglutide, have potential benefits beyond the pancreas, including neuroprotection, pain suppression, cardiovascular protection, obesity management, and cancer treatment, but there are concerns about pancreatitis and pancreatic cancer risks.
55 citations
,
February 1990 in “Journal of Nutrition” Selenium in hair and nails is higher with L-selenomethionine and low methionine.
49 citations
,
December 2007 in “Fertility and Sterility” Stopping finasteride improved sperm counts in two men, reducing the need for fertility treatments.
48 citations
,
February 2010 in “Molecular biology reports” KAP7.1 and KAP8.2 genes are crucial for cashmere quality in goats.
47 citations
,
January 2021 in “Fertility and Sterility” COVID-19 might affect male fertility, but more research is needed to understand the full impact.
46 citations
,
January 2009 in “Textile Research Journal” Researchers developed a new method to identify animal hair in textiles, which is effective for various fibers and more reliable than previous methods.
45 citations
,
January 2016 in “Journal of Nanomaterials” Silver nanoparticles from Ziziphus nummularia leaves have better antibacterial, antifungal, antioxidant, and hair growth effects than the leaf extract alone.
45 citations
,
October 2015 in “BMC Genomics” Chicken feather growth involves specific genes and shares similarities with hair development.
43 citations
,
November 2018 in “Nature Communications” Genetic variations affecting skin structure play a key role in severe acne.
38 citations
,
December 2010 in “Fertility and Sterility” Finasteride may cause male infertility, stopping it can help.
37 citations
,
January 1991 in “Reproductive Toxicology” Finasteride reduces male rat fertility by causing issues with copulatory plug formation.
36 citations
,
October 2009 in “Journal of biological chemistry/The Journal of biological chemistry” Two new compounds were found to build bone and muscle without affecting reproductive organs and skin oil glands.
35 citations
,
November 1989 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Epitestosterone may act as a weak antiandrogen and can inhibit an enzyme involved in testosterone metabolism.
34 citations
,
January 2004 in “PubMed” DHT deficiency in rats reduces sperm content and affects testis structure over time.
33 citations
,
June 1995 in “International journal of legal medicine” Environmental factors can greatly reduce drug levels in hair.
33 citations
,
December 1982 in “Developmental Medicine & Child Neurology” Hair-shaft abnormalities can indicate neurological disorders, some of which are treatable.
30 citations
,
June 1988 in “Journal of Steroid Biochemistry” Flutamide combined with an LHRH agonist effectively inhibits prostate growth, suggesting it could treat prostate cancer.
26 citations
,
April 2010 in “The American journal of dermatopathology/American journal of dermatopathology” Researchers created a standard system to grade hair damage using microscopic images.
25 citations
,
May 2019 in “Heliyon” Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.
25 citations
,
February 2007 in “Forensic science international” Different hair cleaning methods caused varying levels of damage to the hair's outer layer.
25 citations
,
March 2002 in “Scanning” Confocal microscopy is better than scanning electron microscopy for studying hair in its natural state and understanding hair products' effects.
22 citations
,
March 2007 in “European journal of pediatrics” Certain types of mucopolysaccharidoses cause significant hair abnormalities.
19 citations
,
June 1999 in “Steroids” Different halogens on progesterone derivatives can either block or mimic male hormone effects, depending on their type and amount.