Arbovax, Inc.

Research Development Foundation

Katherine M Smith

Raquel Hernandez

Dennis T Brown

Malcolm E Thomas

Kavita Nanda

Methods and compositions concerning mutant flaviviruses with host range mutations. In some embodiments the invention concerns nucleotide sequences that encode mutant flavivirus proteins. Viruses comprising these sequences that display reduced replication in mammalian cells are provided. In further aspects of the invention, flavivirus vaccine compositions are provided. In another embodiment the invention provides methods for vaccination against flavivirus infection.

Flavivirus host range mutations and uses thereof

The present invention provides a nucleic acid molecule comprising a nucleotide sequence encoding an infectious RNA molecule encoding a live viral strain of a dengue 3 virus (DV3), wherein said nucleotide sequence is the nucleotide sequence of SEQ ID NO:1 or a nucleotide sequence having at least 99% identity with the nucleotide sequence of SEQ ID NO.1.

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Raleigh, NC, United States of America

Katherine M Smith