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    • 5. 发明专利
    • Stabilization of rubella ha antigen
    • RUBELLA HA ANTIGEN的稳定性
    • JPS61142466A
    • 1986-06-30
    • JP26486384
    • 1984-12-14
    • Shionogi & Co Ltd
    • SATO AKIHIKONOTO AKIRAMORITA FUMIAKINAKAJIMA KUNIAKI
    • A61K39/00G01N33/556G01N33/569
    • G01N33/56983G01N33/556
    • PURPOSE: To obtain an antigen liquid which can be preserved stably for a long time with a synergic effect with pH, by controlling a rubella HA antigen liquid above the characteristic pH to stabilize while sodium azide is added to prevent contamination by microorganism.
      CONSTITUTION: The culture of kidney cell of a young hamster is vacinated with rubella virus and after several days, the cultured liquid is subjected to a treatment or the like to obtain a rubella HA angiten liquid. The antigen liquid is controlled above pH 9.6 by NaOH to stabilize the preserved freeze dry for re-using. While the antigen liquid is controlled above pH 9.6, sidium azide is added thereto to reach the concentration of 0.05W10% (W/V) to enable preservation thereof for a long time without lowering the valance thereof. Moreover, the longer time stable preservation is made possible by freezing it dry. Thus, the anti-virus antibody valence is measured accurately with a better reproducibility by a red blood corpuscle agglutination control test using the HA antigen thereby facilitating the diagnosis of the contagion of rubella and existing contagion.
      COPYRIGHT: (C)1986,JPO&Japio
    • 目的:为了获得能够长时间稳定保存并具有pH的协同作用的抗原液,通过控制高于特征pH的风疹HA抗原液体稳定而稳定,同时加入叠氮化钠以防止微生物污染。 构成:将小肠仓鼠的肾细胞培养物用风疹病毒脱落,数天后,对培养液进行处理等,得到风疹HA血管液。 将抗原液体通过NaOH控制在pH6.6以上以稳定保存的冷冻干燥以便重新使用。 当将抗原液体控制在高于pH9.6时,向其中加入叠氮化钠以达到0.05-10%(W / V)的浓度,以使其长期保存而不降低其价值。 此外,通过将其冷冻干燥可以实现更长的时间稳定的保存。 因此,通过使用HA抗原的红血球凝集对照试验,以更好的再现性精确测量抗病毒抗体价态,从而便于诊断风疹和现有传染病的传染。