Figure 1From: Mutation analysis of "Endoglin" and "Activin receptor-like kinase" genes in German patients with hereditary hemorrhagic telangiectasia and the value of rapid genotyping using an allele-specific PCR-technique Pedigree of the four small-sized HHT families. White square and white circle = unaffected, grey square and grey circle = affected, X = DNA available, # = Pat.-no.Back to article page