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文献记载当归流浸膏对犬、猫乙酰胆碱或电刺激所致的心房纤颤和离体家兔心房纤颤均有对抗作用,但对其它形式心律失常的研究,未见报道。为进一步研究其抗心律失常作用,我们按 Haas 等设计的方法,并加改进,进行了研究。材料当归经鉴定为 Angelica sinensis(Oliv.)Diels,用其干燥的根,切片,于60℃烘干,碾碎,按中国药典制成流浸膏,然后用95%或无水乙醇,反复提取,至提取液基本无色,滤液于浴上浓缩至固体,按4g/ml 生药计,称为当归醇提取液(简称当归醇)。
Literature records Angelica extract on dogs, cats, acetylcholine or electrical stimulation of atrial fibrillation and isolated rabbit atrial fibrillation have antagonistic effect, but the study of other forms of arrhythmia, has not been reported. To further study its anti-arrhythmic effect, we Haas and other design methods, and add improvements, the study. Angelica sinensis (Oliv.) Diels was identified as Angelica sinensis (Oliv.) Diels. The dried roots were sliced, dried at 60 ℃, crushed, and made into liquid extract according to the Chinese Pharmacopoeia. The extract was then repeatedly extracted with 95% ethanol , To the extract was almost colorless, the filtrate was concentrated to a solid bath, according to 4g / ml crude drug dollars, called Angelica alcohol extract (referred to Angelica alcohol).