CHARACTERIZATION OF SYMBIONIN WITH ANTISYMBIONIN ANTISERUM

被引:13
作者
HARA, E [1 ]
FUKATSU, T [1 ]
ISHIKAWA, H [1 ]
机构
[1] UNIV TOKYO,FAC SCI,INST ZOOL,BUNKYO KU,TOKYO 113,JAPAN
来源
INSECT BIOCHEMISTRY | 1990年 / 20卷 / 04期
关键词
anti-symbionin antiserum; endosymbiosis; immuno-histochemistry; immunoblotting; pea aphid;
D O I
10.1016/0020-1790(90)90064-2
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Anti-symbionin antiserum was obtained by injecting symbionin purified from pea aphids into a rabbit. On immunoblotting, in addition to symbionin many smaller proteins cross-reacted with the antiserum suggesting that symbionin in the aphid tissue is prone to degradation. When estimated by immunoblotting with anti-symbionin antiserum, the symbionin content per unit wet weight of both symbiotic and aposymbiotic aphids was shown to decrease with age. Five distinct aphid species were shown to share a protein class related to symbionin in terms of molecular mass and immunogenicity. Immuno-histochemistry of aphid tissues with anti-symbionin antiserum indicated that symbionin is localized exclusively within the mycetocyte harboring the primary symbionts. © 1990.
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页码:429 / &
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