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Table 4 Properties of recombinant NDV strains: NP, P and L proteins and virulence.

From: Virulence of newcastle disease virus: what is known so far?

Virus Parent ICPI IVPI MDT Reference
rBC Beaudette C 1.47* 2.03* 61* [112]
rBC(NP) L Beaudette C 1.31   61* [112]
rBC(P) L Beaudette C 1.24   62* [112]
rBC(NPP) L Beaudette C 1.44   60* [112]
rBC(L) L Beaudette C 1.75* 2.30* 55* [112]
rLaSota LaSota 0.00* 0.00* 108* [112]
rLaSota(NPP) BC LaSota 0.00* 0.00* 110* [112]
rLaSota(L) BC LaSota 0.00* 0.00* 115* [112]
FL-Herts Herts/33 1.54    [13]
FL-Herts(NP) AV Herts/33 1.35    [13]
FL-Herts(P) AV Herts/33 1.33    [13]
FL-Herts(NPP) AV Herts/33 1.35    [13]
FL-Herts(L) AV Herts/33 1.30    [13]
FL-Herts(NPPL) AV Herts/33 0.55    [13]
rgAV324 AV324/96 0.10    [13]
rgAV324(NP) H AV324/96 0.04    [13]
rgAV324(P) H AV324/96 0.25    [13]
rgAV324(NPP) H AV324/96 0.70    [13]
rgAV324(L) H AV324/96 0.48    [13]
rgAV324(NPPL) H AV324/96 1.03    [13]
  1. * value is the average of two independent tests.
  2. Superscript L: gene originating from strain LaSota.
  3. Superscript BC: gene originating from strain Beaudette C.
  4. Superscript AV: gene originating from strain AV324/96.
  5. Superscript H: gene originating from strain Herts/33.