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异氟烷短期内可逆的抑制星形胶质细胞葡萄糖摄取

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本文主要探讨了异氟烷处理后复灌对星形胶质细胞葡萄糖吸收的影响。利用培养的大鼠星形胶质细胞,2%异氟烷孵育6h,分别复灌24h、48h、72h,观察星形胶质细胞的形态;利用CCK-8试剂盒检测星形胶质细胞活性;加入荧光标记6-NBDG,观察星形胶质细胞葡萄糖吸收的变化;运用RT-PCR检测葡萄糖转运体GLuT1的变化。实验结果表明,异氟烷处理后复灌的星形胶质细胞形态无明显差别,细胞活性均不受影响;复灌24h葡萄糖摄取受抑制,48h恢复;复灌24h的GLuT1 mRNA水平降低,48h恢复;异氟烷可抑制星形胶质细胞葡萄糖转运体的表达并导致葡萄糖摄取障碍,但在短期可逆转。
Isoflurane Reversibly Inhibits Glucose Uptake in Astrocytes in the Short Term
To investigate the effects of isoflurane reperfusion on glucose uptake in astrocytes.Cultured rat astrocytes were exposed with 2%isoflurane for 6h,then reperfused for 24h,48h or 72h to observe the morphological and the cell activity of astrocytes.Using 6-NBDG to detect the glucose absorption.Using RT-PCR to detect the glucose transporters GLuT1 mRNA levels.Isoflurane reperfusion have no effect on the morphology and cell activity of astrocytes.Isoflurane reperfusion inhibited glucose uptake and GLuT1 expression at 24h but not 48h and 72h.Isoflurane may inhibit glucose transporters transport expression,resulting in impaired glucose uptake,but it can be reversed in the short term.

isofluraneglucose uptakeastrocytesglucose transporter

郝景茹、宋雨桐、高灿

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国家药品监督管理局麻醉药品和精神药品研究与评价重点实验室,江苏省麻醉学重点实验室,江苏省麻醉与镇痛应用重点实验室,徐州医科大学,江苏徐州 221004

异氟烷 葡萄糖摄取 星形胶质细胞 葡萄糖转运体

国家自然科学基金资助项目

82371215

2024

中国科技纵横
中国民营科技促进会

中国科技纵横

影响因子:0.102
ISSN:1671-2064
年,卷(期):2024.(13)