More than 90% of the viruses recovered from brain lysates of such protected mice, at 5 days postinfection, had lost the ability to express EGFP and had deletions in their genomes encompassing EGFP and gp33-41.
More than 90% of the viruses recovered from brain lysates of suchprotected mice, at 5 days postinfection, had lost the ability to express EGFP and had deletions in their genomesencompassing EGFP and gp33-41.