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Volume 12, Number 12—December 2006

Research

Human Metapneumovirus in Turkey Poults

Binu T. Velayudhan*, Kakambi V. Nagaraja*, Anil J. Thachil*, Daniel P. Shaw†, Gregory C. Gray‡, and David A. Halvorson*Comments to Author 
Author affiliations: *University of Minnesota, Saint Paul, Minnesota, USA; †University of Missouri-Columbia, Columbia, Missouri, USA; ‡University of Iowa, Iowa City, Iowa, USA

Main Article

Table 1

Clinical sign scores of turkey poults exposed and not exposed to human or avian metapneumovirus*

Treatment group Clinical sign score
Average score
4 d (n = 18) 5 d (n = 18) 6 d (n = 16)† 7 d (n = 16)† 8 d (n = 14)‡ 9 d (n = 14)‡
Noninfected control 0 0 0 0 0 0 0
hMPV A1 2.0 2.0 2.0 2.0 1.0 0 1.5
hMPV A2 8.0 6.0 4.0 4.0 3.0 1.0 4.34
hMPV B1 1.0 1.0 4.0 7.0 3.0 0 2.66
hMPV B2 8.0 6.0 8.0 8.0 6.0 2.0 6.34
aMPV C 14.0 15.0 15.5 16.5 13.5 10.5 14.17

*d, days postexposure; hMPV, human metapneumovirus genotypes A1, A2, B1, B2; aMPV C, avian metapneumovirus subtype C.
†For the group exposed to hMPV B2, n = 15 because of 1 death (cause unknown) on day 5 postexposure.
‡For the group exposed to hMPV B2, n = 13 because of 1 death (cause unknown) on day 5 postexposure.

*d, days postexposure; hMPV, human metapneumovirus genotypes A1, A2, B1, B2; aMPV C, avian metapneumovirus subtype C.
†For the group exposed to hMPV B2, n = 15 because of 1 death (cause unknown) on day 5 postexposure.
‡For the group exposed to hMPV B2, n = 13 because of 1 death (cause unknown) on day 5 postexposure.

Main Article

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