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blood test

Potential blood test for Alzheimer’s shows early promise

TOKYO:  Researchers in Japan and Australia say they have made important progress in developing a blood test that could in future help doctors detect who might go on to get Alzheimer’s disease. In a study published in the journal Nature, the scientists said the test, which can detect a toxic protein known as amyloid beta, linked to Alzheimer‘s, was more than 90 percent accurate in research involving around 370 people. Dementia, of which Alzheimer’s is the most common form, affects close to 50 million people worldwide…

Cancer blood test finds eight kinds of tumors: study

MIAMI: A new blood test for cancer has shown promise toward detecting eight different kinds of tumors before they have spread elsewhere in the body, offering hope of early detection, researchers said Thursday. Further study is needed before the test -- called CancerSEEK -- can be made widely available for its projected cost of about $500, said the report in the journal Science. The study, led by researchers at Johns Hopkins University, involved 1,005 patients whose cancer -- already pre-diagnosed based on their…