Differences in the electrophoretic migration rates of polypeptides and RNAs of recent isolates of influenza B viruses

Changes in the hemagglutinins and neuram

Changes in the hemagglutinins and neuraminidases of human influenza B viruses isolated in Italy during the 2001–02, 2002–03, and 2003–04 seasons

✍ Simona Puzelli; Fabiola Frezza; Concetta Fabiani; Filippo Ansaldi; Laura Campite 📂 Article 📅 2004 🏛 John Wiley and Sons 🌐 English ⚖ 196 KB

## Abstract Throughout most of the last decade, B/Yamagata/16/88‐lineage influenza viruses were predominant among the B isolates circulating worldwide, whereas B/Victoria/2/87‐lineage viruses were isolated infrequently and restricted geographically to eastern Asia. During the 2001–02 influenza seas