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It is an inherited type of follicular dysplasia. It most commonly affects dogs with blue or fawn coats, which are dilutions of black and brown, respectively Dilution is caused by irregularities in melanin transfer and storage. Melanosomes may clump within melanocytes of the skin and hair follicles, causing the hair shafts to easily fracture. [5]
A hot spot can manifest and spread rapidly in a matter of hours, as secondary Staphylococcus infection causes the top layers of the skin to break down and pus becomes trapped in the hair. Hot spots can be treated with corticosteroid medications and oral or topical antibiotic applications, as well as clipping hair from around the lesion.
A Labrador exhibiting a yellow coat colour. Domestic dogs exhibit diverse coat colours and patterns.In many mammals, different colour patterns are the result of the regulation of the Agouti gene, which can cause hair follicles to switch from making black or brown pigments to yellow or nearly white pigments.
This is great advice! 5. Increasing Airflow. Dogs with floppy ears, especially if they are heavy, are more likely to develop ear infections, as the ear canals are dark and are not exposed to the air.
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A melanistic mask (also referred to as a mask or masking) is a dog coat pattern that gives the appearance of a mask on the dog's face. The hairs on the muzzle, and sometimes entire face or ears, are colored by eumelanin instead of pheomelanin pigment. Eumelanin is typically black, but may instead be brown, dark gray, or light gray-brown.
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Merle can affect all coat colors. The merle forms of brown are usually called "red" (though this is not correct; red and brown are genetically different), and black is called "blue" as lighter patches of black are formed throughout the coat and look slightly blue in color.