author_facet Chen, J. H.
Hanafusa, Hidesaburo
Chen, J. H.
Hanafusa, Hidesaburo
author Chen, J. H.
Hanafusa, Hidesaburo
spellingShingle Chen, J. H.
Hanafusa, Hidesaburo
Journal of Virology
Detection of a Protein of Avian Leukoviruses in Uninfected Chick Cells by Radioimmunoassay
Virology
Insect Science
Immunology
Microbiology
author_sort chen, j. h.
spelling Chen, J. H. Hanafusa, Hidesaburo 0022-538X 1098-5514 American Society for Microbiology Virology Insect Science Immunology Microbiology http://dx.doi.org/10.1128/jvi.13.2.340-346.1974 <jats:p>A radioimmunoassay (RIA) has been used to measure the quantity of protein P27 (mol wt 27,000; group specific-1 [gs-1]) of avian leukoviruses in different types of chicken embryos and tissues of adult chickens. The RIA used was 200- to 300-fold more sensitive than the complement fixation test and was able to detect as little as 0.3 ng of P27. Among six embryos tested, which are negative for gs antigen by the complement fixation test, P27 was undetectable in three embryos, but another three contained about 5 ng of P27 per mg of cell protein by RIA. The amount of P27 in gs antigen-positive cells ranged from 22 to 57 ng per mg of cell protein. P27 was found in liver, lung, ovary, feather pulp, and spleen from adult gs antigen-positive chickens. This protein was undetectable in various tissues from gs antigen-negative chickens.</jats:p> Detection of a Protein of Avian Leukoviruses in Uninfected Chick Cells by Radioimmunoassay Journal of Virology
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series Journal of Virology
source_id 49
title Detection of a Protein of Avian Leukoviruses in Uninfected Chick Cells by Radioimmunoassay
title_unstemmed Detection of a Protein of Avian Leukoviruses in Uninfected Chick Cells by Radioimmunoassay
title_full Detection of a Protein of Avian Leukoviruses in Uninfected Chick Cells by Radioimmunoassay
title_fullStr Detection of a Protein of Avian Leukoviruses in Uninfected Chick Cells by Radioimmunoassay
title_full_unstemmed Detection of a Protein of Avian Leukoviruses in Uninfected Chick Cells by Radioimmunoassay
title_short Detection of a Protein of Avian Leukoviruses in Uninfected Chick Cells by Radioimmunoassay
title_sort detection of a protein of avian leukoviruses in uninfected chick cells by radioimmunoassay
topic Virology
Insect Science
Immunology
Microbiology
url http://dx.doi.org/10.1128/jvi.13.2.340-346.1974
publishDate 1974
physical 340-346
description <jats:p>A radioimmunoassay (RIA) has been used to measure the quantity of protein P27 (mol wt 27,000; group specific-1 [gs-1]) of avian leukoviruses in different types of chicken embryos and tissues of adult chickens. The RIA used was 200- to 300-fold more sensitive than the complement fixation test and was able to detect as little as 0.3 ng of P27. Among six embryos tested, which are negative for gs antigen by the complement fixation test, P27 was undetectable in three embryos, but another three contained about 5 ng of P27 per mg of cell protein by RIA. The amount of P27 in gs antigen-positive cells ranged from 22 to 57 ng per mg of cell protein. P27 was found in liver, lung, ovary, feather pulp, and spleen from adult gs antigen-positive chickens. This protein was undetectable in various tissues from gs antigen-negative chickens.</jats:p>
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author Chen, J. H., Hanafusa, Hidesaburo
author_facet Chen, J. H., Hanafusa, Hidesaburo, Chen, J. H., Hanafusa, Hidesaburo
author_sort chen, j. h.
container_issue 2
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description <jats:p>A radioimmunoassay (RIA) has been used to measure the quantity of protein P27 (mol wt 27,000; group specific-1 [gs-1]) of avian leukoviruses in different types of chicken embryos and tissues of adult chickens. The RIA used was 200- to 300-fold more sensitive than the complement fixation test and was able to detect as little as 0.3 ng of P27. Among six embryos tested, which are negative for gs antigen by the complement fixation test, P27 was undetectable in three embryos, but another three contained about 5 ng of P27 per mg of cell protein by RIA. The amount of P27 in gs antigen-positive cells ranged from 22 to 57 ng per mg of cell protein. P27 was found in liver, lung, ovary, feather pulp, and spleen from adult gs antigen-positive chickens. This protein was undetectable in various tissues from gs antigen-negative chickens.</jats:p>
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spelling Chen, J. H. Hanafusa, Hidesaburo 0022-538X 1098-5514 American Society for Microbiology Virology Insect Science Immunology Microbiology http://dx.doi.org/10.1128/jvi.13.2.340-346.1974 <jats:p>A radioimmunoassay (RIA) has been used to measure the quantity of protein P27 (mol wt 27,000; group specific-1 [gs-1]) of avian leukoviruses in different types of chicken embryos and tissues of adult chickens. The RIA used was 200- to 300-fold more sensitive than the complement fixation test and was able to detect as little as 0.3 ng of P27. Among six embryos tested, which are negative for gs antigen by the complement fixation test, P27 was undetectable in three embryos, but another three contained about 5 ng of P27 per mg of cell protein by RIA. The amount of P27 in gs antigen-positive cells ranged from 22 to 57 ng per mg of cell protein. P27 was found in liver, lung, ovary, feather pulp, and spleen from adult gs antigen-positive chickens. This protein was undetectable in various tissues from gs antigen-negative chickens.</jats:p> Detection of a Protein of Avian Leukoviruses in Uninfected Chick Cells by Radioimmunoassay Journal of Virology
spellingShingle Chen, J. H., Hanafusa, Hidesaburo, Journal of Virology, Detection of a Protein of Avian Leukoviruses in Uninfected Chick Cells by Radioimmunoassay, Virology, Insect Science, Immunology, Microbiology
title Detection of a Protein of Avian Leukoviruses in Uninfected Chick Cells by Radioimmunoassay
title_full Detection of a Protein of Avian Leukoviruses in Uninfected Chick Cells by Radioimmunoassay
title_fullStr Detection of a Protein of Avian Leukoviruses in Uninfected Chick Cells by Radioimmunoassay
title_full_unstemmed Detection of a Protein of Avian Leukoviruses in Uninfected Chick Cells by Radioimmunoassay
title_short Detection of a Protein of Avian Leukoviruses in Uninfected Chick Cells by Radioimmunoassay
title_sort detection of a protein of avian leukoviruses in uninfected chick cells by radioimmunoassay
title_unstemmed Detection of a Protein of Avian Leukoviruses in Uninfected Chick Cells by Radioimmunoassay
topic Virology, Insect Science, Immunology, Microbiology
url http://dx.doi.org/10.1128/jvi.13.2.340-346.1974