用瑞士乳杆菌生产具有抑制血管紧张素转换酶（ACE）活性的发酵乳并从其中分离血管紧张素转换酶抑制剂（ACEI）。
To produce fermented milk that can inhibit the activity of angiotensin converting enzyme(ACE), then the angiotensin converting enzyme inhibitor(ACEI) can be purified from the fermented milk.
将抑制50%的血管紧张素转换酶活性所需抑制剂浓度定义为IC 50。
The concentration of ACE inhibitors needed to inhibit 50% of ACE activity was defined as the IC50 value.
结论：清热降压颗粒是治疗青壮年原发性高血压心肝火旺证的有效复方，其降压机制可能与抑制肾素-血管紧张素系统活性有关。
Conclusion: the QRAG is a group of effective drugs treating EH of youth and middle age. Its mechanism of action may have the relation of inhibiting RAS 'activity.
结论异丙酚降压作用与其作用于KATP通道、抑制肾素活性，进而抑制肾素血管紧张素醛固酮系统有关。
Conclusion Propofol could decrease blood pressure, which may be due to its effect on the ATP sensitive KATP channels which could inhibit plasma renin activity (PRA) and RAAS.
结论异丙酚降压作用与其作用于KATP通道、抑制肾素活性，进而抑制肾素血管紧张素醛固酮系统有关。
Conclusion Propofol could decrease blood pressure, which may be due to its effect on the ATP sensitive KATP channels which could inhibit plasma renin activity (PRA) and RAAS.
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