501 citations,
October 2008 in “Psychoneuroendocrinology” Hair cortisol levels can show increased stress during late pregnancy but only for up to six months.
187 citations,
December 2005 in “Experimental Dermatology” Estrogens can improve skin aging but carry risks; more research is needed on safer treatments.
156 citations,
October 1996 in “Science of The Total Environment” Tributyltin exposure causes sex changes, sterilization, and decline in the snail Ocinebrina aciculata, risking its extinction.
113 citations,
March 2018 in “Biological reviews/Biological reviews of the Cambridge Philosophical Society” Animals that change color with the seasons mainly do so in response to daylight changes, but climate change is causing camouflage problems that may require evolutionary changes.
93 citations,
February 2008 in “Atmospheric environment” Ozone reacts more with unwashed hair, producing compounds due to scalp oils, which could lower ozone exposure but increase exposure to reaction products.
76 citations,
January 2007 in “American Journal of Clinical Dermatology” Women with PCOS often have skin problems like excessive hair, acne, hair loss, and dark patches, which can be treated with hormonal and non-hormonal therapies.
67 citations,
August 2013 in “International Journal of Cosmetic Science” Hair greying is caused by oxidative stress damaging hair follicles and melanocytes.
47 citations,
July 2009 in “Journal of Biological Chemistry” Finasteride helps treat hair loss and prostate enlargement by blocking a specific enzyme.
41 citations,
June 2013 in “PLOS ONE” Engineered skin substitutes can grow hair but have limitations like missing sebaceous glands and hair not breaking through the skin naturally.
34 citations,
October 1982 in “Journal of applied polymer science” Moisture content significantly affects how human hair breaks.
32 citations,
December 2014 in “Journal of experimental botany” Certain proteins are essential for the growth of root hairs in barley.
29 citations,
December 2012 in “Fibrogenesis & Tissue Repair” Adult stem cells are important for tissue repair and have therapeutic potential, but more research is needed to fully use them.
26 citations,
June 2020 in “Polymers” Microneedle made of iron oxide and PVA helps hair regrowth in alopecia treatment.
25 citations,
May 2020 in “Progress in Organic Coatings” Castor oil-based polyurethanes are promising for making safe, strong-performing, eco-friendly hair-styling products.
20 citations,
June 2014 in “BMC genomics” Poplar seed hairs grow from the placenta at the ovary base, with endoreduplication playing a key role in their development, and share similar cellulose synthesis processes with cotton fibers.
18 citations,
August 2018 in “Facial Plastic Surgery Clinics of North America” Lasers, microneedling, and PRP improve skin rejuvenation and repair, with PRP enhancing the effects when combined with other treatments.
18 citations,
January 2011 in “Bioorganic & Medicinal Chemistry Letters” New hybrid compound found to effectively prevent hair loss.
17 citations,
July 2018 in “International Journal of Cosmetic Science” Keratin-based particles safely improve hair strength, smoothness, and heat protection.
16 citations,
October 2015 in “Photochemistry and photobiology” Reducing copper (II) ion levels in hair can decrease hair damage.
11 citations,
October 2017 in “International Journal of Molecular Sciences” A new drug delivery system using oil body-bound oleosin-rhFGF-10 improves wound healing and hair growth in mice.
10 citations,
August 2015 in “Journal of biophotonics” Hair follicles help substances penetrate the skin faster and more effectively.
7 citations,
June 2017 in “Omics” The study developed a method to analyze ancient hair proteins using very small samples.
6 citations,
June 2008 in “Journal of the European Academy of Dermatology and Venereology” A man with Acrodermatitis continua did not get better with etanercept treatment, and his condition worsened, suggesting treatment effectiveness may vary by genetics and race.
5 citations,
December 2011 in “InTech eBooks” Eat antioxidant-rich foods, reduce fast food, and explore various treatments for vitiligo.
4 citations,
October 2022 in “Frontiers in public health” Cadmium chloride pollution can cause skin disorders, speed up aging, and prevent hair growth.
1 citations,
December 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” Pangolins have lost some skin-related genes, but kept others, showing complex skin evolution.
1 citations,
March 2020 in “Current Science” Most people in the surveyed area experience hair loss, but they are not aware of the role of diet, iron, hormones, genetics, and possibly water quality in causing it.
January 2024 in “GeroScience” Using radiation to make mice's hair turn gray helps study and find ways to prevent or reverse hair graying.
November 2022 in “Journal of The Pakistan Dental Association” Oral ulcers are common in SLE patients and often link to other symptoms.
Acidic sandy clay damages archaeological hair the most, while dry conditions preserve but make it brittle; silicone oil can help keep the hair flexible.