TY - JOUR
T1 - Monoclonal antibodies in man that neutralized H3N2 influenza viruses were classified into three groups with distinct strain specificity
T2 - 1968-1973, 1977-1993 and 1997-2003
AU - Okada, Jun
AU - Ohshima, Nobuko
AU - Kubota-Koketsu, Ritsuko
AU - Ota, Sayuri
AU - Takase, Wakana
AU - Azuma, Masachika
AU - Iba, Yoshitaka
AU - Nakagawa, Naoko
AU - Yoshikawa, Tetsushi
AU - Nakajima, Youichi
AU - Ishikawa, Toyokazu
AU - Asano, Yoshizo
AU - Okuno, Yoshinobu
AU - Kurosawa, Yoshikazu
N1 - Funding Information:
We are grateful to Dr. Abraham Karpas for his precious support. This work was supported in part by a grant-in-aid for the 21st Century Center of Excellence (COE) program of Fujita Health University from the Ministry of Education, Culture, Sports, Science and Technology and a grant for Research on Pharmaceutical and Medical Safety from the Ministry of Health, Labor, and Welfare of Japan.
PY - 2010/2/20
Y1 - 2010/2/20
N2 - We tried to reveal the strain specificity of neutralizing mAbs against H3N2 influenza viruses in individuals. A large number of B lymphocytes of a pediatrician were collected by apheresis and two Ab libraries were constructed at 2004 and 2007 by using the phage-display technology. The libraries were screened against 12 different H3 strains of flu isolated between 1968 and 2004. Large numbers of clones that bound to the Ags were isolated and mAbs that specifically bound to H3 strain viruses were selected. Their binding activity to the 12 strains and neutralizing activity were studied by ELISA and focus reduction test, respectively. Furthermore, the binding activity to hemagglutinin (HA) was examined by Western blot. The majority of clones showing the neutralizing activity turned out to be anti-HA mAbs and could be divided into three major groups showing distinct strain specificity: 1968-1973, 1977-1993 and 1997-2003.
AB - We tried to reveal the strain specificity of neutralizing mAbs against H3N2 influenza viruses in individuals. A large number of B lymphocytes of a pediatrician were collected by apheresis and two Ab libraries were constructed at 2004 and 2007 by using the phage-display technology. The libraries were screened against 12 different H3 strains of flu isolated between 1968 and 2004. Large numbers of clones that bound to the Ags were isolated and mAbs that specifically bound to H3 strain viruses were selected. Their binding activity to the 12 strains and neutralizing activity were studied by ELISA and focus reduction test, respectively. Furthermore, the binding activity to hemagglutinin (HA) was examined by Western blot. The majority of clones showing the neutralizing activity turned out to be anti-HA mAbs and could be divided into three major groups showing distinct strain specificity: 1968-1973, 1977-1993 and 1997-2003.
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U2 - 10.1016/j.virol.2009.11.025
DO - 10.1016/j.virol.2009.11.025
M3 - Article
C2 - 19969317
AN - SCOPUS:75749120153
SN - 0042-6822
VL - 397
SP - 322
EP - 330
JO - Virology
JF - Virology
IS - 2
ER -