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Volume 21, Number 4—April 2015
Dispatch

Reassortant Avian Influenza A(H9N2) Viruses in Chickens in Retail Poultry Shops, Pakistan, 2009–2010

Mamoona ChaudhryComments to Author , Angélique Angot, Hamad B. Rashid, Giovanni Cattoli, Manzoor Hussain, Giulia Trovò, Alessandra Drago, Viviana Valastro, Michael Thrusfield, Sue Welburn, Mark C. Eisler, and Ilaria Capua
Author affiliations: University of Veterinary and Animal Sciences, Lahore, Pakistan (M. Chaudhry, H.B. Rashid); University of Edinburgh, Edinburgh, Scotland, UK (M. Chaudhry, M. Thrusfield, S. Welburn); Istituto Zooprofilattico Sperimentale delle Venezie, Viale dell'Università, Legnaro, Padua, Italy (A. Angot, G. Cattoli, G. Trovò, A. Drago, V. Valastro, I. Capua); Food and Agriculture Organization of the United Nations, Islamabad, Pakistan (M. Hussain); University of Bristol, Bristol, UK (M.C. Eisler)

Main Article

Table 2

Amino acid signature changes observed in M1, NP, PB1 and NS1 proteins of influenza A(H9N2) viruses isolated from chickens in live poultry retail shops, Lahore, Pakistan, 2009–2010*

Protein Amino acid
position Predicted aa
 Viruses with detected mutation Mutation
Avian Human
M1
 15
 V
 I
 All 10 isolates analyzed in this study
 V15I
NP
 372
 E
 D
 Only 2 viruses were analyzed
(A/chicken/ Pakistan/10RS3039-283-11/2010
A/chicken/ Pakistan/10RS3039-289-186/2010)
 E372D
PB1
 13
 L
 P
 All 10 isolates analyzed in this study
 L13P
NS1
 149 V A All 10 isolates analyzed in this study
 V149A
227
 E
 R or K (H1N1 1918)
 E227K
*M, matrix; NP, nucleoprotein; PB, basic polymerase; NS, nonstructured.

Main Article

Page created: March 17, 2015
Page updated: March 17, 2015
Page reviewed: March 17, 2015
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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