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Leopard complex

General description

LP determines if a horse will have a leopard complex spotting pattern while other genes determine the extent (or amount) of white.

Order details
Test number8433
Sample material0.5 ml EDTA blood, mane/tail hair roots
Test duration3-5 working days
Test specifications
LiteratureOMIA:002139-9796
Detailed description

A single autosomal dominant gene, leopard complex (LP), is responsible for different spotting patterns while modifier genes are thought to play a role in determining the amount of white patterning that is inherited. These patterns are called from lightest to darkest: „few spot leopard“, „leopard“, „snowcap blanket“, „blanket with spots“, „varnish roan (marble)“, „snowflake“, „frosted“, „speckled“ and „mottled“. Homozygosity for LP (LP/LP) is directly associated with congenital stationary night blindness (CSNB) in Appaloosa horses. Heterozygous carriers (LP/lp) are not affected. CSNB is characterized by impaired vision in dark conditions, and is present at birth.