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US 4,490,472 AGranted
Sensitive tests for malignancies based on DNA detection
AssigneeImreg, Inc.
InventorA. Arthur Gottlieb
Life of this patent
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Abstract
An improved, more convenient, more sensitive test for detection of certain malignancies in human and animal subjects is disclosed. Sera from test subjects is mixed with labeled DNA in the presence of an enzyme-conjugated resin. Sera from normal and cancerous subjects react differently with the resin, permitting a diagnosis of the subject.
Claims8
Substantially pure DNA-L, substantially free of other DNAs.
A substantially pure, labeled mixture of DNA-1 and DNA-2, substantially free of other DNAs.
Dependencies are inferred from the claim text.