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Diagnostic could enable live CWD testing of deer, elk

The rectoanal mucosa-associated lymphoid tissue for immunohistochemical diagnosis test, which is already used to detect scrapie in sheep, can detect chronic wasting disease in live cervids, says Harvey Petracek of the Canadian Cervid Alliance. Currently approved CWD tests are performed using brain samples, and the ability to test tissue from live animals could prevent needless euthanasia and enable better surveillance, Petracek says.

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