This disclosure provides lentiviral vectors containing an attachment incompetent fusogenic polypeptide and a heterologous targeting polypeptide. Also provided are lentiviral packaging constructs, lentiviral packaging systems, and lentiviral gene delivery systems. Finally, methods of transducing a cell and methods of targeting a gene to a cell or tissue using the disclosed lentiviral vectors and systems are also provided.

 
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< Vector for expressing .alpha.-L-iduronidase and method of treating MPS I by stereotactic injection into the brain of a mammal

< Pyrophosphorolysis and incorporation of nucleotide method for nucleic acid detection

> NP95: methods of assaying for cell cycle modulators

> Mitogen activated kinase
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