1 software. This pedigree is constituted of 80 dogs, 33 dogs are affected (30 males and 3 females).<p><b>Copyright information:</b></p><p>Taken from "Progressive Retinal Atrophy in the Border Collie: A new XLPRA"</p><p>http://www.biomedcentral.com/1746-6148/4/10</p><p>BMC Veterinary Research 2008;4():10-10.</p><p>Published online 3 Mar 2008</p><p>PMCID:PMC2324077.</p><p></p