Assertion: collected plasma | /r/ObjectUse | used for injectable products
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text: For example, donations are tested for HIV by ELISA, which shows if they have been exposed to the disease, as well as by nucleic acid methods (PCR or similar) to rule out recent infections that the ELISA test might miss and are also screened for hepatitis B and hepatitis C. Industry standards require at least two sets of negative test results before the collected plasma is used for injectable products.