Clostridium perfringens etx gene:PrThr:Pt:Isolate:Ord:Probe.amp.tar
clostridium perfringens etx gene:prthr:pt:isolate:ord:probe.amp.tar
C. perfringens etx gene NAA+probe Ql (Isol)
c. perfringens etx gene naa+probe ql (isol)