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Thromboembolic diseases are currently one of the causes that endanger human health and lead to the highest mortality rate, such as myocardial infarction, cerebral thrombosis, deep vein thrombosis, cerebral embolism, pulmonary embolism, etc. In addition, thrombosis is an important pathological process involved in the pathogenesis of many diseases. 1. Anticoagulant therapy (1) Heparin: Heparin is a commonly used anticoagulant and is a highly sulfated glucosaminoglycan. Heparin is widely found in mammalian tissues, and mast cells are the main producing sites. The main sources of medicinal heparin are bovine lung and pig intestinal mucosa. Heparin used clinically is called unfraction heparin (UFH) because it is a mixture of components with different relative molecular weights. The relative molecular weight is between 33,000 and 30,000, which is also called standard heparin (SH). The drug name is heparin sodium. (2) Low molecular weight heparin: crude heparin is cracked into some fraction with relative molecular mass of 1000 ~ 12000 by chemical or enzymatic hydrolysis methods, and then purified. There are at least 10 kinds of low molecular weight heparin prepared by different manufacturers and different methods.《国土安全》最终季，捱过七个多月俄罗斯残酷监禁的卡丽·马瑟森日渐康复，但其相关记忆仍旧支离破碎，这对索尔·贝伦森而言是个问题。作为美国新晋总统拉尔夫·华纳的国家安全顾问，他受派前往阿富汗与塔利班展开和谈，然而喀布尔当地充斥着各路军阀、雇佣兵、狂热分子和间谍——这让索尔不得不向轻车熟路的卡丽寻求协助，并不顾医生意见恳请她陪自己最后一次深入虎穴。曾被陷害抄袭并遭遇众叛亲离后被强行送出国的服装设计师苏北，在时隔七年以后以金牌模特经纪人的身份华丽归国。For Jia Min, this blow is even worse than in the original work. After all, this time Gu Xixi has reminded...陈平摇头叹道：是啊。10岁的女孩汪雨强烈抵制继母向雨桐的加入，但最终向雨桐携12岁儿子李慕居和表弟江之冰入住汪家。父亲对小汪雨的忽略使得她对继母更加的抵触。江之冰的关爱使汪雨倍感温暖，并对冰叔叔产生了朦胧爱意。江之冰出国留学了，再无希望的汪雨为了报复父亲而离家出走，更名梦晨，12年时间很快过去。这期间，汪雨的父亲因想念和自责过度，意外死于车祸。梦晨把这一切的不幸都归结到了继母身上，开始实施报复。而江之冰的回国，给梦晨重又带来了希望。然而慈善院院长的儿子俊诚看到江之冰的到来打破了自己迎娶梦晨的梦，便设计破坏梦晨回到江之冰身边。这期间，江之冰的妹妹江微微认识了颓废的俊诚，俊诚慢慢体会到了爱的真谛，终于放手成全了梦晨与江之冰。获得幸福的梦晨也体会到了继母对她的爱，一家人终于幸福的生活在一起。