October 5, 1970

Medical News

JAMA. 1970;214(1):35-48. doi:10.1001/jama.1970.03180010009003

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Australia Antigen test outlined  Faster blood bank assay for Hepatitis-Associated Antigen costs only $200 for equipmentInvestigators from Mt. Sinai Hospital in Chicago have reported a screening procedure for Australia ( or Hepatitis-Associated) antigen which may prove attractive to even small blood banks due to its speed, sensitivity, and low cost.New methods for detecting the antigen in blood are being developed by blood bankers who hope to reduce the incidence of posttransfusion hepatitis. Commercial laboratories are also eager to market an acceptable test for the 6.5 million units of blood transfused every year.Blood which may contain the Australia Antigen or its antibody can be detected in as little as 20 minutes, according to C. L. Lee, MD, director of the Mt. Sinai Blood Center.Detection of a suspicious sample and confirmation of the identity of the antigen takes a total of only 35 minutes with this technique. Moreover,