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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.Indeed as expected, people do not kill the whole world for themselves!1937年，日本发动侵华战争前夕，从小养育念生（杨洋 饰）的方丈突然被五湖帮的人刺杀身亡，被迫下山替方丈报仇的念生，半路救下了遇险的韩司令千金韩美玉（张嘉倪 饰），从此，心怀感恩的韩美玉内心不再平静，她一次次不由自主地接近念生，为他掩护。而忠义堂老大唐四爷（连奕名 饰）和共产党员李绍飞（牛宝军 饰）无意中卷入了日军为夺回细菌武器配方大肆追杀共产党员的事件中。危难之际，念生毅然接受了困难重重的情报任务，义无反顾的加入到抵御外寇的队伍中。身为江湖侠士，念生在一次次与日军的殊死较量中，展现了无惧无畏、义薄云天的江湖豪情。《可爱拖拉机》是一部学龄前动画片，讲述名叫“50”的拖拉机在农场里与它的朋友们一起生活，一起解决各种各样的问题的有趣故事。这个节目的适龄层是7-9岁的孩子。动画片展示了丰富多彩的人物以及他们可爱友善的性格，以独白叙述的方式，使得观众提前于角色了解故事的动向，牵引着观众的兴趣。从容的叙事风格，适合与儿童分享故事，经典的结构化脚本，关键短语和概念的重复,每一个故事都会引入新的表达式及有趣的词汇量。这是一部回归经典，向儿童传递人物的世界价值观和理想、娱乐和快乐的动画片。吕馨的声音显得有些尖锐急促。