Cranage, M P Macaques infected with live attenuated SIVmac are protected against superinfection via the rectal mucosa. [electronic resource] - Virology Mar 1997 - 143-54 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0042-6822 Standard No.: 10.1006/viro.1996.8419 doi Subjects--Topical Terms: AnimalsCloning, MolecularGenes, nefImmunity, MucosalIntestinal Mucosa--immunologyLymphoid Tissue--immunologyMacaca mulattaPolymerase Chain ReactionReassortant Viruses--pathogenicityRectum--immunologySequence DeletionSimian Immunodeficiency Virus--geneticsSuperinfection--prevention & controlT-Lymphocytes, Cytotoxic--immunologyVaccines, Attenuated--administration & dosageViral Vaccines--administration & dosage