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.
July 2025 in “Communications Biology” Rat vibrissae structure relates to their sensory function.
1 citations
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June 1998 in “Journal of Forestry Research” Mammalian hair scales change from smooth to wavy due to friction.
January 2015 in “Springer eBooks” Ichthyoses are skin disorders causing scales, with treatment depending on type and severity.
December 2024 in “Genome Biology and Evolution” Snakes and worm lizards lost claw proteins due to similar evolutionary changes.
72 citations
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December 2018 in “Journal of Experimental Zoology Part B Molecular and Developmental Evolution” Corneous beta-proteins evolved uniquely in reptiles and birds, forming scales, claws, beaks, and feathers.
2 citations
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January 2002 in “Zhiwu Yanjiu” Capitate trichomes have more endoplasmic reticulum and vacuoles, while peltate trichomes have more plastids and larger subcuticular spaces.
33 citations
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October 2012 in “Journal of Morphology” Reptile skin hardens by layering beta-proteins on keratin.
11 citations
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January 1977 in “Archives of dermatological research” Mouse tail skin has different keratinization near hair follicles and scales.
29 citations
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February 1989 in “Journal of Cutaneous Pathology” A unique hair tumor with a rippled pattern was identified, showing incomplete differentiation and unusual cell arrangements.
August 1969 in “Archives of Dermatology” After calciphylaxis, rats showed incomplete skin and hair regeneration, resembling scar tissue with fewer hairs.
December 2014 in “Bangladesh Journal of Veterinary Medicine” Ectoparasites cause skin issues in Egyptian lesser blind mole rats, affecting their population.
2 citations
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April 1970 in “Archives of Dermatology” Ichthyosis serpentina may be a variant linked to bamboo hair, with a possible genetic component.
April 2026 in “Communications Biology” The development of breeding tubercles in male zebrafish relies on a specific enzyme that processes hormones.
1 citations
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January 2001 in “PubMed” Mechanoreceptors convert physical touch into electrical signals through specialized nerve structures.
61 citations
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February 1982 in “Cell and Tissue Research” 29 citations
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March 2012 in “Journal of Experimental Biology” Tarantula feet likely have chemoreceptors, not silk-producing parts.
17 citations
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May 1969 in “American Journal of Physical Anthropology” The silver marmoset's skin is thin, lacks pigment cells, and has unique features like keratinized spines and specialized glands.
28 citations
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September 2013 in “European Journal of Histochemistry” Keratins in Malayan pangolins vary by region, suggesting scales evolved from the tail towards the head.
1 citations
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January 2012 in “Journal of Toxicologic Pathology” A rat had a cyst similar to a hair follicle structure.
5 citations
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July 1999 in “Journal of Anatomy” Methylene blue staining effectively reveals detailed nerve structures in rat snouts.
5 citations
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July 1999 in “Journal of Anatomy” Methylene blue staining effectively highlights detailed nerve structures in rat fur.
1 citations
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May 2023 in “Journal of molecular evolution” Pangolins have lost some skin-related genes, but kept others, leading to their unique scales and skin features.
March 2026 in “bioRxiv (Cold Spring Harbor Laboratory)” Spiny mice have a unique skin structure that helps them heal and regenerate quickly.
17 citations
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June 2012 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Hair in mammals likely evolved from glandular structures, not scales.
May 2025 in “Journal of Developmental Biology” Jawless vertebrates have teeth proteins similar to those in mammalian hair and nails.
1 citations
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January 1999 in “Journal of the European Academy of Dermatology and Venereology” Dermatology residents need thorough training in dermatosurgery for better patient outcomes.
June 2012 in “Springer eBooks” Skin changes can indicate starvation and nutritional deficiencies in anorexia nervosa.
6 citations
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September 2021 in “Experimental Brain Research” Rats have different touch receptors in their paws that help with movement and handling objects.
January 2025 in “Nature Communications” Large-scale reconstructions enhance understanding of vibrissal sensory mapping in the brain.