Ⅰ.词汇 A)根据首字母,写出单词,使句子完整正确。1.What’s your t——,young man?2.Now there was e—— light, so the doctorcould operate.3.Sooner or l—— you’ll find it somewhere.4.Xiao Feng took c—— of the baby
Ⅰ.听录音中每小题的句子,从题中所给的A、B、C三个选项中选出最佳答案。1.A.They’re Mr Wu’s and Mrs Wu.B.They’re the two brothers’.C.They’re my friends.2.A.They’re red. B.They’re his desk. C.They’re in our classroo...Ⅰ.听录音中每小题的句子,从题中所给的A、B、C三个选项中选出最佳答案。1.A.They’re Mr Wu’s and Mrs Wu.B.They’re the two brothers’.C.They’re my friends.2.A.They’re red. B.They’re his desk. C.They’re in our classroom.3.A.Sally can play football. B.Helen can play basketball.展开更多
I.词汇:根据句子意思和所给首字母提示,用适当的单词填空,完成句子。1.If someone comes to see me,please ask him to leage a m__.2.Do you think China has a large p__?3.Things are much h__on the earth than’they are on the mo...I.词汇:根据句子意思和所给首字母提示,用适当的单词填空,完成句子。1.If someone comes to see me,please ask him to leage a m__.2.Do you think China has a large p__?3.Things are much h__on the earth than’they are on the moon.4.The weather is heautiful. If’s n__too hot nor too cold.展开更多
目的探讨锌指蛋白A20(zinc finger protein A20)对脂多糖(LPS)诱导的大鼠腹膜间皮细胞(RPMCs)炎症效应的影响及可能机制。方法分离及培养RPMCs,常规传代及鉴定。取第2代细胞用于实验研究。将细胞随机分成对照组、LPS组、转染A20组、空...目的探讨锌指蛋白A20(zinc finger protein A20)对脂多糖(LPS)诱导的大鼠腹膜间皮细胞(RPMCs)炎症效应的影响及可能机制。方法分离及培养RPMCs,常规传代及鉴定。取第2代细胞用于实验研究。将细胞随机分成对照组、LPS组、转染A20组、空载体组。脂质体转染A20质粒(pGEM-Teasy-A20)至RPMCs12h后分别在LPS刺激不同时间点收获细胞提取蛋白及细胞上清液。用Western blotting检测细胞TLR4、p-IκBα、IκBα蛋白的表达;用ELISA法检测培养上清液IL-18蛋白水平。结果 LPS刺激8h后,转染A20组RPMCsTLR4蛋白表达水平无明显增高,与对照组相比,P=0.223;与LPS组及空载体组相比,差异有显著性(P=0.003,0.002)。LPS刺激1h后,转染A20组RPMCsp-IκBα蛋白无明显降解,p-IκBα/IκBα比值与对照组相比,P=0.553。与LPS组及空载体组相比,差异有显著性(P=0.001,0.001)。在LPS刺激12h后,转染A20组RPMCsIL-18蛋白分泌水平(479.12±85.79)pg/ml高于对照组(274.34±47.21)pg/ml(P=0.012),但明显低于LPS组(1049.45±185.01)pg/ml及空载体组(1028.77±192.90)pg/ml(P=0.011,0.015)。结论 A20通过对LPS信号通路中多个相关功能蛋白的负性调控作用,阻抑LPS诱导的RPMCs炎症效应。展开更多
文摘Ⅰ.词汇 A)根据首字母,写出单词,使句子完整正确。1.What’s your t——,young man?2.Now there was e—— light, so the doctorcould operate.3.Sooner or l—— you’ll find it somewhere.4.Xiao Feng took c—— of the baby
文摘Ⅰ.听录音中每小题的句子,从题中所给的A、B、C三个选项中选出最佳答案。1.A.They’re Mr Wu’s and Mrs Wu.B.They’re the two brothers’.C.They’re my friends.2.A.They’re red. B.They’re his desk. C.They’re in our classroom.3.A.Sally can play football. B.Helen can play basketball.
文摘I.词汇:根据句子意思和所给首字母提示,用适当的单词填空,完成句子。1.If someone comes to see me,please ask him to leage a m__.2.Do you think China has a large p__?3.Things are much h__on the earth than’they are on the moon.4.The weather is heautiful. If’s n__too hot nor too cold.
