“…Associations between Hp type and dis eases such as phenylketonuria [Hsia et al, 1969], chronic leukemia [Latner and Zaki, 1969], Alzheimer's disease and senile de mentia [Op de Velde and Stam, 1973], de pression spectrum disease [Tanna et al, 1979] , retinal detachment [Padma et al, 1980] and schizophrenia [Rudduck et al, 1985] have been reported. No correlation between Hp type and disease was reported in other studies of anomalies such as schi zophrenia [Lovegrove and Nicholls, 1965], cardiac infarction, psoriasis, colon cancer, cholelithiasis, gastric ulcers and neurodermitis [Ihm and Wendt, 1966], diabetes mellitus, acute and chronic hepatitis, liver cirrhosis, psoriasis vulgaris [Jorgensen and Hopper, 1967], pulmonary tuberculo sis [Jorgensen and Rubberdt, 1968], Down's syndrome [Ball et al, 1972], can cer [Baksi et al, 1976], manic depressive disorder [Johnson et al, 1981], multiple myeloma [Germenis et al, 1983] and de mentia of Alzheimer type and multi-in farct dementia [Frohlander and Adolfson, 1985], This report presents the results of an investigation of Hp types in 320 Black individuals screened for hemoglobino pathies. …”