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Blaschko’s Lines in Horses: The Developmental Map Behind Brindle Stripes
Practical implication: the lines are not a diagnosis Knowing that a horse’s stripe pattern follows Blaschko’s lines confirms that the horse carries two distinct melanocyte populations. It does not distinguish between the mechanisms. A chimeric horse, a somatic mosaic, a BR1 heterozygote, and an IP-affected mare may all show stripe distributions that follow the same…