December 2024 in “Veterinary Dermatology” A sugar glider had a rare skin cancer that worsened despite treatment, highlighting the need for thorough checks in exotic pets.
4 citations
,
January 2025 in “Annals of the New York Academy of Sciences” Spiny mice can regenerate tissues instead of forming scars.
February 2026 in “BMC Genomics” MEG3-miRNAs help control wool traits in young Tan sheep by regulating immune responses, but their decline with age leads to wool changes.
26 citations
,
August 2007 in “Annals of Anatomy - Anatomischer Anzeiger” Feathers become harder as they develop due to a change in keratin type.
53 citations
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July 2002 in “Journal of Investigative Dermatology” The Dfl mutation in mice causes poor sebaceous gland function and complete hair loss.
59 citations
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August 1981 in “PubMed” Trichilemmal keratinization is a unique process in hair follicles where the outer root sheath turns into keratin without a specific layer.
39 citations
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June 2018 in “Burns” The spiny mouse can fully regenerate skin after burns, unlike the lab mouse.
45 citations
,
April 2009 in “Journal of anatomy” Cat claws stay sharp by shedding their outer layer through microcracks formed during activities.
January 2000 in “Medical Entomology and Zoology” January 2017 in “대한미용학회지” The cuticle layer in hair follicles thickens during keratinization due to incomplete cytosol loss.
15 citations
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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.
66 citations
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October 2002 in “Human molecular genetics online/Human molecular genetics” A gene mutation in mice causes skin defects and early death.
The naked mutation in mice causes hair loss and helps identify keratin genes.
2 citations
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June 2003 in “International Journal of Acarology” Researchers found a new mite species causing severe hair loss and skin problems in yellow-bellied marmots.
December 2021 in “Journal of clinical images and medical case reports” Moth-eaten alopecia is linked to various skin diseases and requires early treatment to prevent worsening.
Sheep can lose wool quickly due to stress, but it doesn't cause itching or pain.
161 citations
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June 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair stops producing melanin as it transitions from the growth phase to the resting phase.
The chapter explains causes of hair loss and excessive hair growth in animals.
6 citations
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April 1971 in “Journal of Wildlife Diseases” Switching flying squirrels' diet from seeds to mouse chow restored their hair.
1 citations
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January 1999 in “Theriogenology” 1 citations
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August 2024 in “Journal of Morphology” Mammary glands evolved from hair organs in Monodelphis domestica.
93 citations
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May 1990 in “The EMBO Journal” Mice with extra sheep genes had hair that fell out and regrew in cycles.
1 citations
,
February 2023 in “Journal of Natural Fibers” Higher keratin protein levels are important for the wool's shine in Magra sheep.
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.
25 citations
,
September 2006 in “Birth Defects Research” Different processes create patterns in skin and things like hair and feathers.
3 citations
,
April 2014 in “Anatomy Research International” Buffalo mammary glands develop in stages from 34 to 229 days during prenatal growth.
January 1999 in “Birkhäuser Basel eBooks” Metallothionein likely helps in cell growth and development in wool follicles of fetal sheep.
26 citations
,
August 1995 in “The journal of experimental zoology/Journal of experimental zoology” Melatonin treatment made ferrets grow their fur earlier and affected their breeding time.
2 citations
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July 2024 in “Frontiers in Veterinary Science” Apoptosis and ribosomal proteins are key in hair follicle cycle changes in cashmere goats.
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.