March 2008 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Local positive feedback helps shape root hair cells by stabilizing growth sites.
The vitamin D receptor has many roles in the body beyond managing calcium, affecting the immune system, hair growth, muscles, fat, bone marrow, and cancer cells.
August 2006 in “Experimental dermatology” Human scalp hair follicles can produce and respond to several hormones, affecting hair growth and pigmentation.
September 2005 in “CRC Press eBooks” Vitamin D is important for skin cell growth and health, and its active form and receptor play key roles in skin and hair processes.
The 16th-century mummy's hair was well-preserved due to a calcium coating.
Mineral deposits form in hair follicles after skin injury, faster in rats given DHT.
October 2004 in “Radiotherapy and oncology” Active vitamin D3 might protect hair follicles from radiation damage.
January 2002 in “Linchuang pifuke zazhi” A young woman had a rare scalp tumor usually found in older women.
June 1997 in “Australasian Journal of Dermatology” Researchers found new hair and nail genes, how hair reacts to UV, differences in white and pigmented hair growth, nerve changes in alopecia, treatments for baldness and alopecia, a toenail condition linked to a genetic disorder, and that nail fungus is more common in people with psoriasis.
March 1995 in “Proceedings of the British Society of Animal Science” Dogs absorb zinc better from amino acid-chelated sources than inorganic ones.
March 1995 in “Proceedings of the British Society of Animal Science” Zinc is absorbed better in dogs when supplied as a chelate with amino acids.
January 1995 in “Revista de arqueología” 1 alpha,25-dihydroxy-vitamin D3 and calcipotriol speed up cell differentiation in hair follicles.
August 1994 in “Journal of dermatological science” Cyclosporin A and FK506 can start new hair growth in mice, but ascomycin and rapamycin cannot.
August 1994 in “Toxicology in Vitro” A lab model of human skin was created to study skin tumor promoters without using actual human skin.
February 1994 in “Neuroscience letters” People need different amounts of biotin based on age and it's important for health, with many foods providing enough.
January 1994 in “Skin research” EGF and TGF-α help maintain hair cell cultures, but TGF-β1 stops their growth.
July 1993 in “Journal of Radioanalytical and Nuclear Chemistry” Mouse hair element patterns vary, making it unreliable for tracking time.
March 1993 in “Neuroscience letters” Biotin is important for metabolism, with specific daily intake recommendations, and deficiency can cause health problems.
January 1993 in “Journal of International Medical Research” The document corrects errors in previous articles, including a reversed term, updated subject weights, hair count data, and reference numbering.
January 1991 in “Journal of Society of Cosmetic Chemists of Japan” Hair treatments can damage hair by changing its chemical content.
September 1989 in “Neuroscience letters” People need different amounts of biotin based on age, and not getting enough can cause health problems.
Copper levels in green hair decreased significantly after treatment.
Transglutaminases help form strong hair by linking proteins, and can potentially alter hair properties.
Patients on long-term hemodialysis often experience severe itching and various skin and nail problems.
Long-term use of seizure medications can disrupt calcium metabolism, but this can be treated with vitamin D or UV light and does not affect seizure control.
January 2023 in “Revista Ibero-Americana de Humanidades, Ciências e Educação” Combining Finasteride and Minoxidil effectively treats hair loss in middle-aged men.
November 2022 in “Asian Journal of Pharmaceutical Research” The hydrogel with Finasteride provides controlled, sustained drug release and improved bioavailability.
August 2022 in “International Journal of Health Sciences (IJHS)” The combined treatment significantly improved hair growth and thickness compared to the control group.
January 2022 in “Clinical Cases in Dermatology” A condition called Central Centrifugal Cicatricial Alopecia causes hair loss and scalp burning in middle-aged African women, and it's treated with various medications, hair transplants, and non-drug methods like wigs.
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July 2002 in “Molecular Endocrinology” Removing part of the vitamin D receptor stops vitamin D from working properly.