title: De novo mutations producing unstable hemoglobins or hemoglobins M. I. Establishment of a depository and use of data to test for an association of de novo mutation with advanced parental age.
mesh_terms: D003490:Cyanosis / Q000235:genetics*; D005260:Female; D006449:Hemoglobin M / Q000235:genetics*; D006453:Hemoglobinopathies / Q000235:genetics*; D006455:Hemoglobins, Abnormal / Q000235:genetics*; D006801:Humans; D008297:Male; D008423:Maternal Age; D009154:Mutation; D010331:Paternal Age; D010375:Pedigree; D012042:Registries
chemical_list: D006455:Hemoglobins, Abnormal; D006449:Hemoglobin M