| 单词 | 活性 |
| 释义 | 〔digitoxin〕A highly active glycoside, C41H 64O 13, derived from digitalis and prescribed in the treatment of certain cardiac conditions. 洋地黄毒苷：一种活性很大的葡糖苷，C41H 64O 13，从毛地黄中得到，用于某些心脏病的治疗 〔protoplasm〕The complex, semifluid, translucent substance that constitutes the living matter of plant and animal cells and manifests the essential life functions of a cell. Composed of proteins, fats, and other molecules suspended in water, it includes the nucleus and cytoplasm.原生质：一种复杂的，半流动的，半透明的物质，是植物和动物细胞中的活性成分，是细胞生命现象的主要表现由蛋白质，脂肪和其它悬浮在水中的分子构成，包括细胞核和细胞质〔thyroactive〕Stimulating activity of the thyroid gland:刺激甲状腺活性的：〔thyrotoxicosis〕A toxic condition resulting from excessive amounts of thyroid hormones in the body, as occurs in hyperthyroidism, for example.促甲状腺激素：脑垂体前叶分泌的一种能刺激和调节甲状腺活性的激素〔activity〕The ability to take part in a chemical reaction.活性，活度：参加化学反应的性能〔histaminase〕An enzyme that inactivates histamine and is found in the digestive system.组胺酶：一种消化系统中的酶，能减弱组胺的活性〔vinyl〕Any of various compounds containing the vinyl radical, typically highly reactive, easily polymerized, and used as basic materials for plastics.含乙烯基的化合物：含有乙烯基因子的化合物之一，典型地具有高度活性，易被多结构化，是用作塑料制作的基本材料〔proenzyme〕The inactive or nearly inactive precursor of an enzyme, converted into an active enzyme by proteolysis. Also called zymogen 酶原：酶的非活性或近似非活性的前体，通过蛋白质水解过程转变成活性酶 也作 zymogen〔sertraline〕An oral antidepressant that enhances serotonin activity by inhibiting its uptake by neurons of the central nervous system.舌曲林，5-羟色胺四萘胺：口服抗忧郁剂，经由抑制中枢神经系统神经元对5-羟色胺的吸收以增强5-羟色胺的活性〔histamine〕A physiologically active amine, C5H 9N 3, found in plant and animal tissue. It is released from cells of the immune system in human beings as part of an allergic reaction. 组胺：具生理活性的胺类，C5H 9N 3，发现于植物或动物组织内。作为过敏反应的一部分由人体免疫系统细胞释放 〔flame〕The condition of active, blazing combustion:燃烧：活性、炽热的燃烧状态：〔coenzyme〕A nonproteinaceous organic substance that usually contains a vitamin or mineral and combines with a specific protein, the apoenzyme, to form an active enzyme system.辅酶：非蛋白质有机物质，通常含有维他命或矿物质，结合特定的蛋白质和酶朊，形成活性酶系统〔bioavailability〕The degree to which a drug or other substance becomes available at the physiological site of activity after administration.生物药效率，生物利用度：药物或其他物质使用后的生理活性程度〔euchromatin〕Chromosomal material that is genetically active and stains lightly with basic dyes.常染色质：具有遗传活性并被碱性染料略为染色的染色质〔racemization〕Conversion of an optically active substance to a racemic form.外消旋转化：将光学活性物质转化为外消旋形式〔prodrug〕An inactive precursor of a drug, converted into its active form in the body by normal metabolic processes.药物前体，潜药：药物的静止性前体，通过正常的新陈代谢过程在体内转化成其活性形态〔iconoscope〕An early form of a television-camera tube, equipped for rapid scanning of an information-storing, photoactive mosaic.光电摄像管：电视摄像管的早期的一种形式，用于快速扫描储存信息库和光活性的画面〔avidin〕A protein found in uncooked egg white that binds to and inactivates biotin. An abundance of avidin in the duct can result in a deficiency of biotin.抗生物素蛋白：卵清中发现的一种蛋白质，它可与生物素结合并使生物素活性减低。导管中抗生物素蛋白过量可导至生物素的缺乏〔living〕famous living painters; transplanted living tissue.在世的著名画家；移植活性组织〔holoenzyme〕An active, complex enzyme consisting of an apoenzyme and a coenzyme.全酶：由酶朊和辅酶构成的活性络合酶〔hyaluronidase〕An enzyme that inactivates hyaluronic acid in the body, thereby increasing tissue permeability to fluids. Also called spreading factor 透明质酸酶：一种能够降低体内透明质酸的活性，从而提高组织中液体渗透能力的酶 也作 spreading factor〔verapamil〕A vasodilator, C27H 38N 2O 4, that inhibits calcium activity, used in the treatment of hypertension, angina pectoris, and certain cardiac arrythmias. 异搏定，戊酸丙胺：抑制钙活性的血管扩张剂，C27H 38N 2O 4，用于治疗高血压、心绞痛以及某些心律失常 〔apoenzyme〕The protein component of an enzyme, to which the coenzyme attaches to form an active enzyme.主酶，脱辅基酶蛋白：一种酶的蛋白质成分，辅酶加入该酶可构成活性酶〔planchet〕A small shallow metal container in which a radioactive substance is deposited for measurement of its activity.样品皿：用于存放放射性物质以测量其活性的小而浅的金属容器〔allosteric〕Of or involving molecular binding to an enzyme at a site other than the enzymatically active one.变构的：分子结合在酶的一个位点上，而不是结合在一个有活性的酶上 |
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