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珍珠母的药理作用与现代研究

အချိန် 2026-09-10 00:18:31ရင်း 药源网ရေး admin

珍珠母的现代研究:化学成分:各种珍珠母含碳酸钙,含量达80%~90%以上;亦含碳酸镁、磷酸钙、角蛋白和多种元素等。马氏珍珠贝角蛋白中含甘氨酸、丙氨酸、苯丙氨酸、亮氨酸、丝氨酸、缬氨酸、胱氨酸、蛋氨酸、精氨酸、组氨酸、酪氨酸等20余种氨基酸。珍珠贝所含微量元素与珍珠基本相同。药理作用:1、对肝脏的作用:马氏珍珠贝及折纹冠蚌等珍珠层注射液对四氯化碳性肝损伤有保护作用,能使肝细胞损害减轻,谷丙转氨酶的恢复加快。2、抗过敏作用:马氏珍珠层的盐酸或硫酸水解产物均可抑制组胺引起的豚鼠离体肠管的收缩作用,其乙醚提取液能抑制组胺对肠管的收缩,防止组胺引起豚鼠的休克和死亡。3、其他作用:马氏珍珠贝硫酸水解产物含有多种氨基酸,其对兔的耳壳血管及血压无作用,但能增大离体蟾蜍心跳振幅,降低离体兔肠张力,对兔有短暂的利尿作用。珍珠贝壳粉对小鼠肉瘤180有抑制作用。本品含大量碳酸钙,口服粉剂有中和胃酸及收敛作用,珍珠层粉常用于胃酸过多和溃疡病。临床应用:治疗癫狂以大黄、珍珠母、酸枣仁各30g等随证加减,治疗30例痊愈28例;治疗血管性头痛以川芎、珍珠母等随证加减,治疗86例痊愈33例、好转47例。

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