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Volume 24, Number 1—January 2018
Research

Characterization of a Feline Influenza A(H7N2) Virus

Masato Hatta1, Gongxun Zhong1, Yuwei Gao1, Noriko Nakajima1, Shufang Fan1, Shiho Chiba, Kathleen M. Deering, Mutsumi Ito, Masaki Imai, Maki Kiso, Sumiho Nakatsu, Tiago J. Lopes, Andrew J. Thompson, Ryan McBride, David L. Suarez, Catherine A. Macken, Shigeo Sugita, Gabriele Neumann, Hideki Hasegawa, James C. Paulson, Kathy L. Toohey-Kurth, and Yoshihiro KawaokaComments to Author 
Author affiliations: University of Wisconsin–Madison, Madison, Wisconsin, USA (M. Hatta, G. Zhong, Y. Gao, S. Fan, S. Chiba, K.M. Deering, T.J. Lopes, G. Neumann, K.L. Toohey-Kurth, Y. Kawaoka); National Institute of Infectious Diseases, Tokyo, Japan (N. Nakajima, H. Hasegawa); University of Tokyo, Tokyo (M. Ito, M. Imai, M. Kiso, S. Nakatsu, Y. Kawaoka); The Scripps Research Institute, La Jolla, California, USA (A.J. Thompson, R. McBride, J.C. Paulson); US Department of Agriculture, Athens, Georgia, USA (D.L. Suarez); The University of Auckland, Auckland, New Zealand (C. A. Macken); Japan Racing Association, Tochigi, Japan (S. Sugita)

Main Article

Table 2

Virus titers in organs of ferrets and cats infected with A/feline/NY/16 or A/chicken/NY/99 influenza viruses*

Species
Virus
Days post­infection
Animal ID no.
Virus titers in organs of infected animals (log10(PFU/g))
Nasal turbinates
Trachea
Lung
Small intestine
Colon
Other organs†
Ferret A/feline/NY/16 3 1 4.4 3.3 4.7
2 5.2 2.4

3
5.4





6 4 3.1
5 5.8

6
6.0





A/chicken/NY/99 3 7 5.9 3.3
8 6.0

9
6.6
3.4




6 10 4.2
11 4.5 5.7



12
4.4





Cat A/feline/ NY/16 3 1 3.9 4.8
2 4.1 6.6 5.8

3
6.9
7.0
5.8



6 4 6.3 6.2 6.1 2.3
5 7.7 7.8 4.7

6
5.9
6.2
6.7
3.8


A/chicken/NY/99 3 7 6.4 5.8 3.9
8 2.0

9
6.1


4.9


6 10 6.4 5.0
11 4.6
12 6.7 4.0

*–, no virus detected.
†Brain, spleen, kidneys, liver, and pancreas.

Main Article

1These authors contributed equally to this article.

Page created: December 19, 2017
Page updated: December 19, 2017
Page reviewed: December 19, 2017
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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