March 2021 in “Clin-Alert” The FDA warned about safety issues with remdesivir and tofacitinib, finasteride is linked to suicidality, potent topical corticosteroids increase osteoporosis risk, henna can cause hemolysis in G6PD deficiency, chemotherapeutic agents can cause adverse reactions, drug interactions are common in cancer patients, ketamine can reduce at-risk drinking, high dose of anticholinergics increases dementia risk in Parkinson's patients, and prenatal exposure to second-generation antipsychotics increases pregnancy complications.
26 citations
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August 2014 in “Veterinary Dermatology” Sphynx cats have abnormal hair follicles and keratinization affecting their skin.
10 citations
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January 1925 in “Archives of Dermatology” Trichostasis spinulosa is a rare skin condition with hair-filled plugs in hair follicles.
5 citations
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January 2009 in “International Journal of Trichology” Two siblings had a rare hair condition with banded hair, which doesn't need treatment.
46 citations
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August 1977 in “Journal of Morphology” The big-clawed shrew's sinus hair follicles are highly specialized for sensing vibrations.
7 citations
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January 2011 in “Biochemistry Research International” Hard α-keratin has a universal molecular structure with a specific superlattice arrangement.
43 citations
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July 1994 in “Journal of Cell Science” Cross-linked proteins help maintain the structure of hair, feathers, and hagfish teeth.
April 2018 in “Journal of Investigative Dermatology” 1 citations
,
January 2019 in “Zenodo (CERN European Organization for Nuclear Research)” Eclipta alba has unique stem, leaf, and root features, including air cavities and secretory structures.
3 citations
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June 2020 in “Developmental Cell” Feather patterns are influenced by enhancers and chromatin looping, and the structure of protein complexes important for hair growth has been detailed.
2 citations
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August 2020 in “Scientific reports” Genes related to keratin, skin cell differentiation, and immune functions are key in hedgehog skin and spine development.
13 citations
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January 2001 in “Pediatric dermatology” A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
46 citations
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January 1991 in “Tissue and Cell” The male silkmoth's antenna develops olfactory structures over 21 days, with full hair formation by day 15.
19 citations
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March 2012 in “Journal of experimental botany” Arabidopsis collet hairs are good for studying nuclear movement and DNA content increase during growth.
23 citations
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July 1994 in “Journal of Dermatological Science” Pili torti hair twists due to uneven outer root sheath cell development.
1 citations
,
January 2018 in “International Journal of Trichology” Circle hairs are harmless, spiral-shaped body hairs that don't need medical treatment.
20 citations
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December 2010 in “Journal of Morphology” Lizard claws have hair-like keratins similar to those in mammals.
86 citations
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May 2002 in “Journal of Investigative Dermatology” A new keratin, hK6irs1, is found in all layers of the hair follicle's inner root sheath.
8 citations
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July 2004 in “Journal of morphology” Marsupial hair structure and keratin distribution are similar to placental mammals.
98 citations
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April 2003 in “Die Naturwissenschaften”
6 citations
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August 2012 in “The Journal of Pediatrics” A 12-year-old girl was diagnosed with monilethrix, a genetic condition causing fragile, beaded hair that breaks easily, with no effective treatment available.
39 citations
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February 1990 in “The journal of cell biology/The Journal of cell biology” Trichohyalin, a hair follicle protein, has a part with repeating patterns of 23 amino acids.
35 citations
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January 2000 in “Journal of comparative neurology” Rat vibrissae have sensory terminals with specific structures that help detect hair movements.
16 citations
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January 2005 in “The International Journal of Developmental Biology” Hex gene plays a crucial role in starting feather development in chick embryos.
5 citations
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March 2009 in “Pediatric Dermatology” The study found that pili bifurcati causes hair to intermittently split into two branches, each with its own outer layer.
May 2020 in “JOJ Dermatology & Cosmetics” A rare skin condition usually on the face was found on a man's heel.
May 2020 in “International journal of dermatology and venereology” Hair matrix cysts are rare skin nodules with unique features, often needing surgical removal.
11 citations
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December 2017 in “Orphanet Journal of Rare Diseases” A new mutation in the ST14 gene broadens the understanding of ichthyosis-hypotrichosis syndrome.
June 2010 in “Chinese Journal of Dermatology” A new gene mutation is linked to monilethrix in the studied family.