Color Dilution (d1) in Dogs

silver (dd) and red (DD or Dd) Rhodesian Ridgeback

Coat color dilution in dogs

  • Australian Shepherd (blue)
  • American Staffordshire Terrier (dilute)
  • Beagle (blue)
  • Bolonka Zwetna (dilute)
  • Briard (dilute)
  • Chihuahua (dilute)
  • Dachshund (dilute coat color, sometimes with hair problems)
  • Doberman Pinscher (blue / isabella fawn)
  • French Bulldog (blue)
  • German Pinscher (blue / isabella fawn)
  • Great Dane (blue)
  • Hovawart (blue, blue markings, silver)
  • Italian Greyhound (blue)
  • Jack Russel Terrier (blue)
  • Labrador Retriever (silver, charcoal)
  • Large Munsterlander (black hair follicular dysplasia)
  • Miniature Pinscher (blue / isabella fawn)
  • Newfoundland (blue / isabella fawn)
  • Old German Herding Dog (blue /isabella fawn)
  • Pug (silver)
  • Rhodesian Ridgeback (silver / isabella fawn)
  • Shar Pei (blue)
  • Slovakian Pointer (dilute is the breed standard)
  • Weimaraner (dilute is the breed standard)
  • Whippet (dilute)

We identified the causative gene and causative variants for for coat color dilution in dogs. Genetis testing for these variants is widely available. In many dog breeds, coat color dilution is a predisposing risk factor for problems with the hair coat. Dogs with dilute coat color may develop hair loss and in severe cases a generalized inflammation of the skin. This disease is called color dilution alopecia (CDA).