当前位置: 首页 > 文章 > 不同培养基对H9亚型禽流感病毒在MDCK细胞上的增殖效果研究 安徽农业科学 2012,40 (8) 4609-4611
Position: Home > Articles > Proliferation of Avian Influenza Virus H9 Subtype in MDCK Cells in Different Culture Media Journal of Anhui Agricultural Sciences 2012,40 (8) 4609-4611

不同培养基对H9亚型禽流感病毒在MDCK细胞上的增殖效果研究

作  者:
张建伟;史爱华;沈佳;景小冬;章振华;李林;姜北宇
单  位:
北京市农林科学院畜牧兽医研究所
关键词:
培养基;H9亚型流感病毒;MDCK细胞;增殖效果
摘  要:
[目的]比较3种培养基对H9亚型禽流感病毒在MDCK细胞上的增殖效果。[方法]采用DMEM+10%血清、低血清培养基(MEM-MD-611)、无血清培养基(SFE4Mega)3种培养基制备MDCK细胞单层,分别接种不同稀释度的H9亚型禽流感病毒。然后,分别加入含10μg/ml胰蛋白酶的3种培养基作为维持液,培养病毒,每隔24 h观察其细胞病变,并测定上清HA滴度。[结果]在培养72~96 h时,无血清培养基病毒液的HA滴度高于低血清培养基,而低血清培养基则高于含血清培养基。[结论]3种培养基均可用于制备禽流感病毒抗原,其中无血清培养基、低血清培养基更适用于流感病毒抗原的制备。
译  名:
Proliferation of Avian Influenza Virus H9 Subtype in MDCK Cells in Different Culture Media
作  者:
ZHANG Jian-wei et al(Institute of Animal Husbandry and veterinary Medicine,Beijing Academy of Agriculture and Forestry Sciences,Beijing 100097)
关键词:
Culture medium;Avian influenza virus H9 subtype;MDCK cell;Proliferation
摘  要:
[Objective]To screen the best culture media for proliferation of avian influenza virus(AIV) H9 subtype in MDCK cells.[Method]The MDCK monolayer cells were respectively cultured in DMEM containing 10%(V/V) newborn calf serum(NBS),low-serum culture medium(MEM-MD-611) and serum-free medium(SFE4Mega) and then inoculated with different dilutions of AIV H9 subtype.These three kinds of media containing 10 μg/ml trypsin were also used for maintenance culture of AIV.Every 24 h,cytopathic changes were observed and the HA titer of the culture supernatant was also determined.[Result]After 72-96 h of culture,the HA titers of the culture supernatant derived from the serum-free medium,low-serum culture medium and serum containing medium were in a decreasing manner.[Conclusion]The DMEM containing 10%(V/V) newborn calf serum(NBS),low-serum culture medium(MEM-MD-611) and serum-free medium(SFE4Mega) can be used for proliferation of AIV,and the latter two may be more suitable to prepare AIV culture.

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