April 2024 in “Frontiers in microbiology” Certain gut bacteria may increase or decrease the risk of male pattern baldness.
September 1984 in “Journal of Biological Education” Human hair growth involves active, resting, and intermediate phases, and examining plucked hairs can teach students about hair biology and diseases.
6 citations,
December 2018 in “International Journal of Cosmetic Science” Mexican women's hair is between Asian and Caucasian hair in thickness and shape, with varied strength and some damage.
1 citations,
October 2015 in “CRC Press eBooks” PRP and stem cells can help treat baldness by promoting hair growth.
January 2006 in “Seibutsu Butsuri” Curly and straight hair differ in how their internal fibers are arranged.
1 citations,
July 2008 in “Expert Review of Dermatology” Normal hair thickness varies by scalp area and a mix of hair thicknesses is typical in healthy individuals.
30 citations,
May 2010 in “British Journal of Dermatology” Intermediate hair follicles are a better model for studying hair growth and testing hair loss treatments.
23 citations,
April 2004 in “American Journal of Ophthalmology” Using bimatoprost on one side of the face caused increased cheek hair growth in a patient.
15 citations,
March 2004 in “American Journal of Ophthalmology” Using bimatoprost on one side of the face caused increased cheek hair growth in a patient.
4 citations,
January 2015 in “Sen'i Gakkaishi” Hair and wool strength is affected by the number and type of bonds in their protein structures, with hair having more protein aggregates than wool.
1 citations,
January 2016 in “Journal of cosmetology & trichology” Trichoscopy helped diagnose and treat a child's fungal scalp infection by spotting specific hair shapes.
143 citations,
October 2008 in “Journal of The American Academy of Dermatology” Comma hairs are a specific sign of tinea capitis when viewed with videodermatoscopy.
9 citations,
April 2019 in “Journal of structural biology” Hair's internal fibers are arranged in a pattern that doesn't let much water in, and treatments like oils and heat change how much water hair can absorb.
19 citations,
March 2012 in “Journal of experimental botany” Arabidopsis collet hairs are good for studying nuclear movement and DNA content increase during growth.
1 citations,
June 1938 in “New England journal of medicine/The New England journal of medicine” Hair analysis can offer clues about a person, but individual differences limit making precise identifications.
August 2021 in “Han'gug miyong haghoeji/Journal of the Korean society of cosmetology” Using natural polyphenol cross-linkers like tannic acid and green tea extract in perm treatments improves curling and protects hair.
33 citations,
December 2008 in “Journal of Dermatology” Adenosine lotion improves hair growth and thickness in women with hair loss.
15 citations,
July 2004 in “Journal of morphology” Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.
May 2020 in “Research Square (Research Square)” Researchers found four key stages of cell development that are important for hair growth and shedding in cashmere goats.
62 citations,
December 2008 in “Journal of structural biology” Hair curvature in Japanese people is linked to specific cell types and filament arrangements in the hair cortex.
9 citations,
June 2014 in “British Journal of Dermatology” The study found that balding scalps have more thin hairs and larger oil glands, which might contribute to skin conditions related to hair loss.
2 citations,
February 2023 in “International journal of molecular sciences” Body hairs can be used in forensic science and toxicology like scalp hair.
44 citations,
August 2008 in “Plant journal” D'orenone stops root hair growth by disrupting auxin transport, but adding auxin can reverse this.
26 citations,
September 2012 in “Journal of The American Academy of Dermatology” Patients with rapidly progressive alopecia areata often have a better outlook and shorter disease duration, with regrown fine hairs and no past alopecia being positive signs.
2 citations,
March 1977 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Defective mink guard hairs have split tips and missing cuticle cells, causing a metallic sheen.
51 citations,
September 2012 in “Biomacromolecules” Disulfide bonds make keratin in hair stronger and tougher.
157 citations,
April 1994 in “Clinical endocrinology” Androgens can cause hair growth in some areas and hair loss on the scalp.
18 citations,
January 2008 in “Sen'i Gakkaishi” Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
2 citations,
January 2015 in “Sen'i Gakkaishi” Washing permed hair after using thioglycolic acid helps reform strong bonds, making hair stronger.
54 citations,
January 2018 in “Scientific reports” Human hair contains diverse proteins, including keratins and histones, which could help assess hair health and aging.