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Table 1 Frequency of GFP fluorescence in Vero cells infected with rhMPVs containing GFPpolyA insert.

From: Deletion of human metapneumovirus M2-2 increases mutation frequency and attenuates growth in hamsters

Inoculum (PFU/per well): 1 10 100 1000
MOI (PFU/cell): 0.0001 0.001 0.01 0.1
  Positive*/total wells Positive*/total wells Positive*/total wells Positive*/total wells
rhMPV/GFPpolyA, P2 ND ND 0/96 0/288
rhMPV/ΔM2-2/GFPpolyA, P2 0/96 25/384 124/192 384/384
  1. * A well was scored as positive if GFP fluorescence was observed 4 days p.i.