METHIONINE SULFOXIDE REDUCTASES
METHIONINE SULFOXIDE REDUCTASES
批准号:
5203479
负责人:
J M POSTON
金额:
$0.0万
依托单位国家:
美国
项目类别:
财政年份:
--
资助国家:
美国
项目状态:
未结题
起止时间:
至
中文摘要
蛋白质中的蛋氨酸可能受到不可避免的反应性攻击
英文摘要
Methionine in proteins may be subject to attack by unavoidable reactive
oxygen species produced as side products of electron transport process
in the cell, forming methionine sulfoxide. An enzyme, methionine
sulfoxide reductase, can reverse this oxidation. A method of assay of
the reductase has been modified and adapted to measure the activity in
rat liver homogenates from animals of various ages. It was found that
the specific activity of the reductase gradually dropped so that levels
at 24 months were about 80 percent of those found at two months in
Fisher 344 rats. This observation parallels that made earlier for
carbonyl reductase using metyrapone as substrate. The reductase has
been purified from Escherichia coli
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会议论文
METHIONINE SULFOXIDE REDUCTASE
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批准号:2576725
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J M POSTON
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依托单位:
METHIONINE SULFOXIDE REDUCTASE
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批准号:6109147
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J M POSTON
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依托单位:
BIOCHEMICAL CHANGES IN RATS AS A FUNCTION OF AGE
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批准号:3757579
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J M POSTON
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依托单位:
THE OXIDATION OF PROTEINS AND MODEL POLYMERS
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批准号:3878882
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J M POSTON
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依托单位:
METABOLISM OF THE BRANCHED-CHAIN AMINO ACIDS
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批准号:3966499
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J M POSTON
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依托单位:
OXIDATIVE CHANGES IN PROTEINS
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批准号:3757592
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J M POSTON
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依托单位:
BIOCHEMICAL CHANGES IN RATS AS A FUNCTION OF AGE
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批准号:3779481
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J M POSTON
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依托单位:
METHIONINE SULFOXIDE REDUCTASE
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批准号:6162642
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J M POSTON
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依托单位:
METABOLISM OF THE BRANCHED-CHAIN AMINO ACIDS
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批准号:4694454
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J M POSTON
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依托单位:
BIOCHEMICAL CHANGES IN ISOLATED PERFUSED HEARTS
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批准号:3843246
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J M POSTON
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依托单位:
BIOCHEMICAL CHANGES IN ISOLATED PERFUSED HEARTS
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批准号:3857965
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J M POSTON
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依托单位:
THE OXIDATION OF PROTEINS AND MODEL POLYMERS
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批准号:3919984
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:J M POSTON
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依托单位: