alkaloid['ælkəlɔid]n., adj.1.■【生物化学、化学、药物学】生物碱(的)
alkaloidalkaloid[ˈælkəlɔid]adj.1.■碱的, 碱一样的, 含碱的
词性变化alkaloid[ˈælkəlɔid]n.1.■生物碱, 植物盐基
继承用法alkaloidaladj.1.■(=alkalogenic)生物碱的, 生碱性的(指尿)
[ˈalkəlɔɪd]
noun
- (Chemistry)any of a class of nitrogenous organic compounds of plant origin which have pronounced physiological actions on humans. They include many drugs (morphine, quinine) and poisons (atropine, strychnine)
(化)生物碱
- early 19th cent.: coined in German from alkali
alkaloid
名词 alkaloid:
natural bases containing nitrogen found in plants
alkaloid
■Pang JX,Ma RQ,Liu LM,et al.Total alkaloid of Macleaya cordata:in vitro cytotoxic effect on Hep3B cells and in vivo antitumor effect in mice[J].J South Med Univ,2005,25(3):325-8.
[5]庞建新,马仁强,刘兰梅,等.博落回总碱对肝癌细胞的毒性作用和体内抗肿瘤作用[J].南方医科大学学报,2005,25(3):325-8.
■Conclusion? Alkaloid salt possesses better effect on lowering blood lipid than alkaloid.
[结论]荷叶生物碱盐组的降血脂作用强于生物碱。
■A New Skeleton Diterpenoid Alkaloid from Aconitum Vilmorinianum Kom.
一个新骨架二萜生物碱。
■A bitter alkaloid poison resembles strychnine and extracted from nux vomica.
一种类似番木鳖碱的苦味生物碱毒药，从马钱子中提取。
■A NEW ALKALOID FROM CORYDALIS DELAVAYI FRANCH.
丽江紫堇的新生物碱。
■A new aporphine alkaloid, named fuzitine, was isolated from the tuber of Aconitum carmichaeli Debx.
从四川江油产附子(毛莨科 Aconitum carmichaeli Debx)中获得一种新的阿朴啡生物碱,命名为附子亭(Fuzitine)。
■A decoction from the plant, containing the alkaloid bursin, has been used medicinally as an antidysenteric, a diuretic, and a febrifuge.
从植物中提取的液体包含生物碱,医药上作为抗痢药.利尿剂和退烧药被使用了。
■A bitter alkaloid extracted from chinchona bark used in malaria therapy.
从金鸡纳树的树皮中提取的较苦的生物碱用于疟疾治疗。
■Using scopolamine as standard sample,total alkaloid content of Smilax china L and Smilax glabra Roxb were determined to be 0.022 2% and 0.034 9%.
以东莨菪碱为参照品,测知菝葜和土茯苓根茎中生物碱含量分别为0.0222%和0.0349%。
■Using scopolamine as standard sample, total alkaloid content of Smilax china L and Smilax glabra Roxb were determined to be 0.0222% and 0.034 9%.
以东莨菪碱为参照品，测知菝葜和土茯苓根茎中生物碱含量分别为0.0222%和0.0349%。
■It concluded that different concentrations of alkaloid from Thermopsis lanceolate had obvious restraint effect on ear edema of mice induced by xylene (P<0.05).
以小鼠为实验动物，选用不同质量浓度的牧马豆生物碱注射剂对二甲苯所致小鼠耳壳肿胀均有显著抑制作用。
■The content of total alkaloid in the seed of Peganum harmala L. was determined by bro-mophenol blue colorimetry.
以溴酚蓝作为测试用酸性染料，在总生物碱与其形成稳定络合物时间范围内，利用比色法制定了骆驼蓬种子中总生物碱的含量。
■Studies on the Alkaloid Constituents of Fritillaria pallidiflora Schrenk.
伊贝母生物碱成分的研究。
■The authors propose an E 2 elimination mechanism in which the cinchona alkaloid acts as a chiral base in consistency with measured isotope effects.
作者提出了电子二是淘汰机制金鸡生物碱手基地作为衡量符合同位素效应.
■A bitter - tasting crystalline alkaloid, C29H40N2O4, derived from ipecac root and used in the treatment of amebiasis and as an emetic.
依米丁，吐根碱一种苦味的结晶碱，C29H40N2O4，由吐根的根提取而来并用来治疗阿米巴病以及用作催吐剂
■Title： Studies on Antibacterial and Anti-inflammafory Effect of Alkaloid of Sophora alopecuraides L.
关键词：体外抑菌;抗炎作用;苦豆子生物碱;小鼠
■Title： Histochemical Localization of Alkaloid in Dendrobium and Pholidota chinnesis Lindl.
关键词：铁皮石斛;铜皮石斛;小叶石仙桃;石斛碱;组织化学定位
■The LC50 of the clued alkaloid against adult after 3 days of systemic treatment was 311.86 mg/L.
内吸3d后对叶百部生物粗碱对烟粉虱成虫的24h致死中浓度为311.86 mg/L。
■All substances that can precipitate alkaloid or react with alkaloid to give color products are called alkaloid reagents, such as tannin, picrinite, phosphowol-framic acid etc.
凡能使生物碱沉淀，或能与生物碱作用产生颜色反应的物质，称为生物碱试剂。
■Galantamine is an alkaloid originally extracted from the bulbs of the plant Leucojum aestivum and shows reversible acetylcholinesterase(AChE) inhibitory activity.
加兰他敏是从雪片莲中提取的一种生物碱,具有可逆性胆碱酯酶抑制活性。
■Its effective components, such as terpene and alkaloid can be used to cure rheumatoid arthritis.
动态循环提取雷公藤生物碱是雷公藤中药生产中的一个重要工段。
■North American plant having large leaves and yellowish green flowers growing in racemes; yields a toxic alkaloid used medicinally.
北美的一种植物，具有大的叶子和黄绿色、呈总状花序的花；产生一种被用作药物的、有毒的生物碱。
■A bitter, colorless alkaloid, C7H8N4O2, derived from the cacao bean, found in chocolate products and used in medicine as a diuretic, vasodilator, and myocardial stimulant.
可可碱：一种苦味无色碱，C7H8N4O2，从可可豆中提取，存在于巧克力中，并在医药中用作利尿剂、血管扩张药和肌肉兴奋剂
■The paper has made introductions to the kinds of alkaloid plant in kunyu mountain, the main curative effect ,and things that must be noticed when using the drug .
同时由于植物生长不同时期体内生物碱含量差异较大，论文中还对植物的采收时间作了介绍，避免了不了解采收时间盲目采集造成的浪费。
■A bitter, crystalline alkaloid, C17H19NO3稨2O, extracted from opium, the soluble salts of which are used in medicine as an analgesic, a light anesthetic, or a sedative.
吗啡一种苦而透明的碱性物，分子式为C17H19NO3稨2O，从鸦片中提取，其可溶性盐在医学中用作麻醉剂，即一种轻麻醉剂或镇静剂
■It containspo lysaccharides, protein, alkaloid, amino acid, flavonoids, glycoside, trace ele ment etc. Astragalus polysaccharides (APS) is main biological active compone nt.
含有多糖、蛋白质、生物碱、氨基酸、黄酮类、甙类、微量元素等多种生物活性物质,其中黄芪多糖(Astragalus polysaccharides,APS)是黄芪主要生物活性成分。
■N-heterocycle compounds are important organic compounds, they are essential building blocks of alkaloid framework.
含氮杂环化合物是有机化合物中的一类重要物质,它是构成生物碱的基础骨架。
■Some basic compounds in domestic burley tobacco, such as pyridines, pyrazines, and other alkaloid compounds, were lower than those in Brazil and Zimbabwe tobacco leaves.
国产白肋烟的中性香味成分总量 (不计新植二烯 )高于津巴布韦和巴西白肋烟 ,略低于马拉维白肋烟 ;
■However, extensive laboratory testing proves conclusively there was no alkaloid toxin present in McCandless' food supplies.
在一开始，克拉考尔声称麦坎德斯可能食用了有毒的块茎（山岩黄耆）。
■Conclution: Diester aconitum alkaloid can be changed to ...
在控制条件下,苯甲酰乌头原碱为主要水解产物。
■In natural populations, the correlation of total alkaloid with nicotine and nornicotine decreased, and that with anabasine and anatabine did not change.
在自然群体中, 总生物碱与烟碱和降烟碱的相关性减小, 与新烟草碱和假木贼碱的相关性没有变化。
■Studies on the fungistasis and insecticidal effects of the alkaloid extracts from Peganum multisectum Bobr.
多裂骆驼蓬生物碱类物质抑菌杀虫活性研究。
■Studies on the Alkaloid Constituents of Veratrum schindleri Loes. F.
天目藜芦生物碱成分研究。
■A colorless crystalline alkaloid, C20H24N2O2, resembling quinine and used in treating malaria and certain heart disorders.
奎尼丁一种无色的晶体状生物碱，C20H24N2O2，类似于奎宁，用于治疗疟疾和某些心脏疾病
■HMQ-A was purified by recrystal repeatly and the structure was confirmed as aporphines alkaloid taspine by melting point, qualitative reaction, UV and IR.
实验中通过反复重结晶对HMQ-A进行纯化，并通过熔点测定、定性反应、UV，IR等方法进行了结构分析，初步确定HMQ-A为阿朴菲类生物碱塔斯品碱。
■The main component of the effect part of Anabasis aphylla L.are anabasine and lupin alkaloid by thin-layer chromatography and gas chromatography-mass spectrometry.
对该杀虫有效部位进行化学成分分析,通过薄层层析和气相色谱质谱方法,证明有效部位的主要成分是毒藜碱和羽扇豆碱。
■Berberine is isoquinoline alkaloid,which has many pharmacological activities,and recently its effect on heart failure was found.
小檗碱为异喹啉类生物碱,药理作用广泛,近年来药理学发现其具有治疗心力衰竭的作用。
■A colorless, poisonous alkaloid, C10H14N2, derived from the tobacco plant and used as an insecticide. It is the substance in tobacco to which smokers can become addicted.
尼古丁无色有毒生物碱，C10H14N2，从烟草中提取被用作杀虫剂，它是烟草中致使吸烟者上瘾的物质
■A colorless,poisonous alkaloid,C10H14N2,derived from the tobacco plant and used as an insecticide. It is the substance in tobacco to which smokers can become addicted.
尼古丁无色有毒生物碱，C10H14N2，从烟草中提取被用作杀虫剂，它是烟草中致使吸烟者上瘾的物质。
■Nicotine is a colorless, poisonous alkaloid.
尼古丁是无色有毒生物碱。
■The natural aldehyde compounds are present as phenylpropanoid,terpenoid,saponin,alkaloid,coumarin,anthraquinone and so on.
带有醛基的天然化合物,具有苯丙素、萜类、皂苷类、生物碱、香豆素和蒽醌等多个存在的类型。
■We also investigated the relationship between their fragmentation mechanism and structures of the two alkaloid isomers.
并研究了异构体质谱碎裂规律与结构之间的关系。
■A new method for quickly and highly sensitively analyzing the two alkaloid isomers was proposed.
建立了马钱子中生物碱同分异构体区分的简便、快速、灵敏的新方法。
■Steroidal alkaloid is a kind of material which has physiological activity,and also is the effective components of many medicinal plants.
异甾体类生物碱是一类具有生理活性的物质,是许多药用植物的有效成分之一。
■China's antibiotic, vitamin, hormone, antipyretic and analgesic, amino acid, and alkaloid products take up considerable shares of the international pharmaceutical market.
抗生素、维生素、激素、解热镇痛药、氨基酸、生物碱等产品在国际医药市场上占有相当的份额。
■AIM To evaluate the antioxidant potential and indole alkaloid variations in different parts of two varieties (rosea and alba) of Catharanthus roseus.
摘要 目的 研究抗氧化剂和吲哚生物碱在2种长春花（粉红色和白色）植株不同部位的分布。
■Abstract:Halophyte's application plays an important role in keeping the ecological balance and molding landscape characteristic of the region of the salt and alkaloid environment.
摘要:盐生植物的应用对于解决盐碱地生境下的生态平衡、塑造地域景观特色具有重要的作用。
■Lotus leaf ice cream which has health protection function, was made by using milk and lotus leaf alkaloid as main raw material.
摘要以奶粉为主要原料，在冰淇淋中加入荷叶碱研制具有保健功能的荷叶冰淇淋。
■Alkaloid in the roots of Smilax china L and Smilax glabra Roxb were analysed qualitatively.
摘要对菝葜和土茯苓根茎中生物碱成分进行了定性检测和定量测定。
■Liquor bitterness is induced mainly by fusel alcohols, aldehydes, phenolic compounds, sulphocompounds, alkaloid, polypeptide, amino acids, and inorganic salts.
摘要引起白酒苦味的主要物质为杂醇类、醛类、酚类化合物、含硫化合物、生物碱、多肽、氨基酸、无机盆。