WebA cryptic merle is a dog that carries the gene but expresses the merling so insignificantly as to go unnoticed by the owner / breeder until pups are whelped and there’s a white puppy in the midst of normal colored dogs. … WebCryptic Merle Mutation. A cryptic Merle is a dog that does NOT present with the overt Merle phenotype but does possess the Merle genotype. It has the potential to produce Merle offspring, but the mechanism by which this occurs is unknown ... The SILV gene locus was investigated for any mutations in the Shetland sheepdog; A SINE, a short ...

Identification of cryptic allele for merle patterning in dogs by ...

Web“A dog can be a ‘cryptic’ merle, which shows only small merle patches or no pattern at all and looks like a non-merle,” Clark says. “If a cryptic merle is mated with an another merle, one in four of the puppies will be a double merle and at risk for deafness and blindness.” WebThe merle gene is known to cause a number of health problems, mostly deafnessand blindness, and also sun sensitivity and higher rates of skin cancer. For this reason, two merle dogs should not be bred together, as … sharon terry maine

Double Merle Dogs: A Lethal Genetic Combo That’s …

WebOct 26, 2011 · I am considering buying a Sheltie pup, and found a lovely little puppy with an awesome personality from a reputable breeder close to where I live. I do have a question … WebNov 20, 2016 · She is beyond loved and even more beyond spoiled. She lives a perfectly normal life. She knows her commands through hand and touch signals (about 15 of them), she swims, she hikes, and she does … WebI am no expert, but it is my understanding that if there is ANY merling at all, no matter how small an amount, then this is a merle and for breeding purposes should be treated as a merle. That is what I thought too. She … sharon terry scarborough downs