June 2023 in “International Journal of Dermatology” Lichen planus pigmentosus mainly affects middle-aged women with darker skin, is underreported, and is hard to treat.
6 citations
,
September 2018 in “ACS applied bio materials” Calcium fatty acid deposits found in human hair can change its appearance and feel.
November 2025 in “PLoS ONE” Melanocytes are present in specific skin areas of male albino rats.
July 2024 in “Skin Appendage Disorders” Early detection of scalp signs can prevent permanent scarring in Lichen Planopilaris.
December 2017 in “JURNAL FARMANESIA” Red dragon fruit peel extract can effectively dye gray hair black.
1 citations
,
March 2017 in “Roczniki Naukowe Polskiego Towarzystwa Zootechnicznego” Domestic cat hair varies in thickness and length, with guard hairs being longest and thickest, and all hair types mainly contain keratin.
2 citations
,
January 2017 in “Journal of Pigmentary Disorders” Vitiligo causes white skin patches and can lead to psychological stress.
8 citations
,
July 2014 in “Anais Brasileiros de Dermatologia” A man's scalp condition was misidentified as hair loss dots but was actually a common follicular disorder.
10 citations
,
January 1925 in “Archives of Dermatology” Trichostasis spinulosa is a rare skin condition with hair-filled plugs in hair follicles.
December 2011 in “Korean journal of veterinary research” A Miniature Pinscher dog with hair loss and scaling was diagnosed with pattern alopecia and improved with melatonin treatment.
7 citations
,
November 2014 in “Histochemistry and Cell Biology” The we/we wal/wal mice have defects in hair growth and skin layer formation, causing hair loss, useful for understanding alopecia.
1 citations
,
February 2025 in “Indian Dermatology Online Journal” Surgical treatments and topical tofacitinib may help with vitiligo-related eyebrow and eyelash whitening, but more research is needed.
Gray hair affects hair's movement and appearance, making it less bouncy and more wavy.
November 2024 in “Journal of Investigative Dermatology” Inherited ichthyosis negatively impacts quality of life, affecting daily activities, self-image, and reproductive decisions.
1 citations
,
April 2023 in “African Scientific Reports” Natural compounds can lighten skin by reducing melanin.
July 2016 in “Indian journal of science and technology” Neonate scalp hair is thinner, lacks a medulla, and has smaller follicles compared to adult hair.
2 citations
,
March 1942 in “JAMA” 14 citations
,
May 1979 in “International Journal of Dermatology” Trichostasis spinulosa mainly affects the nose, with many tiny hairs in one follicle, possibly influenced by hormones and sunlight.
44 citations
,
August 1990 in “PubMed” Keratins K1 and K10 are found in the inner root sheath and cuticle of human hair follicles.
16 citations
,
January 2015 in “Annals of Dermatology” The study found specific hair and scalp patterns for different types of hair loss in Koreans, noting racial differences affect diagnosis.
September 2024 in “BMJ Case Reports” An adult had a rare scalp infection in the forehead area, treated successfully with itraconazole.
6 citations
,
December 2014 in “Clinical and Experimental Dermatology” Hair density and thickness decrease in all scalp areas for East Asians with AGA.
October 2025 in “JMIR Dermatology” Exclamation-mark hairs and yellow dots indicate alopecia areata, while follicular ostia loss and white scarring indicate lichen planopilaris and discoid lupus erythematosus.
March 2015 in “Journal of Visualized Experiments” A new method measures mouse hair loss using shades of gray.
2 citations
,
March 2014 in “Veterinary World” Indian bison, black buck, and nilgai have distinct hair follicle patterns useful for species identification.
April 2019 in “Journal of Medical Science And clinical Research” The grey patch variant of tinea capitis is most common, mainly spread through family and animals.
February 2009 in “Journal of The American Academy of Dermatology” Female hair loss can be diagnosed using specific trichoscopy criteria.
4 citations
,
July 2020 in “Journal of proteomics” Hair protein composition is similar across different races and shapes.
January 2005 in “Veterinarski glasnik” The dog's hair discoloration was due to low zinc and hypothyroidism, not the medication.
March 2012 in “Journal of The American Academy of Dermatology” Dermoscopy helps diagnose different hair loss conditions, and characteristics vary among ethnicities and individual cases.