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GLYCINE MODULATES THE ERG b-WAVES AND ON-TYPE BIPOLAR CELLS IN CARP RETINA
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- Author:
- No author available
- Journal Title:
- ACTA PHTYSIOLOGOCA SINICA
- Issue:
- 2
- DOI:
- 10.3321/j.issn:0371-0874.1999.02.001
- Key Word:
- 甘氨酸;视网膜电图(ERG)b-波;ON型双极细胞;调制作用;甘氨酸受体
Abstract： 本工作在分离灌流的鲫鱼视网膜上研究了甘氨酸对明、暗视视网膜电图(ERG) b-波和胞内记录的ON型双极细胞反应的作用.结果表明, 甘氨酸能明显压抑ERG b-波和ON型双极细胞的反应, 其作用能为士的宁所翻转;甘氨酸对用谷氨酸分离的ERG P Ⅲ成分(光感受器电位)无明显影响.这些结果提示, 甘氨酸可能直接作用于双极细胞的受体, 从而调节视网膜ON通路的活动.
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