tokens: Vector stocks containing envelope proteins from three different SIVmac clones , namely , SIVmac239 ( T-lymphocyte tropic [ T-tropic ] ) , SIVmac316 ( macrophage tropic [ M-tropic ] ) , and SIVmac1A11 ( dualtropic ) , were tested .
folded_tokens: Vector stock contain envelope protein from three different sivmac clone , namely , sivmac239 ( t-lymphocyte tropic [ t-tropic ] ) , sivmac316 ( macrophage tropic [ m-tropic ] ) , and sivmac1a11 ( dualtropic ) , be test .