Figure 1. Results of norovirus genogroup analysis by polymerase chain reaction.
A. Negative control lines (NC), marker lines (M), DNA stepladder marks (100bp). Second lines (GI, 329bp); arrow shows 300 bp marker. B. Negative control lines (NC), Marker lines (M), DNA stepladder marks (100bp). Sixth, seventh, and eighth lines (GII, 343bp); arrow shows 300 bp marker.