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(61) Methods chloroform, ethanol ultrasonic and ethanol infiltration extraction in extracting alkaloid from Vera - U were compared.

(62) Lycorine is a kind of alkaloid constituent which is highly-contained in plant medicine Lycoris radiata .

(63) The Saussurea involucrata chemical composition was: alkaloid, flavanone, sterol, volatile oil, 16 kind of amino acids, Saussurea involucrata lactone and so on.

(64) Objective To establish a method for the determination of Alkaloid in cut crude drug of aconite root.

(65) Conclusion Dipole, molecular surface area, stability of acid amide bond and Q C13 are important factors affecting the anti-HBV activity of matrine type alkaloid compounds.

(66) A micropipette aspiration technique was adopted to investigate the viscoelasticity of K562 cells and compared with alkaloid of Sophora flavescens Ait treated K562 cells.

(67) Trichodinella of fish was also studied. The results showed that the alkaloid from Sophora flavescens Ait could lustrate Trichodinella ninuta efficiently.

(68) A bitter-tasting crystalline alkaloid, C29H40N2O4, derived from ipecac root and used in the treatment of amebiasis and as an emetic.

(69) A decoction from the plant, containing the alkaloid bursin, has been used medicinally as an antidysenteric , a diuretic, and a febrifuge.

(70) A white, odorless, powdered or crystalline alkaloid, C10H15NO, isolated from shrubs of the genus Ephedra or made synthetically. It is used in the treatment of allergies and asthma.

(71) Camptothecin(CPT) is a monoterpenoid indole alkaloid of Camptotheca acuminata, an anticancer plant native in China.

(72) Objective To study the in vivo anti-tumor effect of Oxytropis kansuensis alkaloid fraction (OKAF) in live cancer cell line H22 and its influence on immune function in KM mice.

(73) A poisonous alkaloid, C21H26N2O3, derived from the bark of a tree, Corynanthe yohimbe, and formerly used as an aphrodisiac, a local anesthetic, and a mydriatic.

(74) Galantamine is an alkaloid originally extracted from the bulbs of the plant Leucojum aestivum and shows reversible acetylcholinesterase(AChE) inhibitory activity.

(75) The results showed that the ultrafiltration with discontinuous diafiltration could effectively remove proteins and other impurities. The recovery ratio of alkaloid from the permeate was high.

(76) Study on Relation between Collecting Stages and Alkaloid Content of Sophora flavescens Ait.

(77) The effect of extractives on lustrating Trichodinella of fish was also studied. The results showed that the alkaloid from Sophora flavescens Ait could lustrate Trichodinella ninuta efficiently.

(78) Objective To optimize the extract technology for Veratum nigrum var . ussuriense Nakai ( Vera - U ) alkaloid.

(79) A yellowish-white, amorphous powdered alkaloid, C36H51NO11, obtained from sabadilla seeds and from the rhizome of hellebore.

(80) Berberine is isoquinoline alkaloid, which has many pharmacological activities, and recently its effect on heart failure was found.

(81) METHOD Alkaloid was first turned into hydrochloric alkaloid, which was made to react with bromothymol blue, and the total alkaloid was then extracted using chloroform for determination.

(82) ResultsRhizome, fibre, lamina and petiole organs obtain alkaloid and berberine contents.

(83) Objective To study the alkaloid structures of stemona japonica Miq.

(84) It is a curare alkaloid derived from the South American plant.

(85) Conclusion: 1 . The overall alkaloid of radish's seed can resist hypertension. 2 . "

(86) A poisonous, crystalline alkaloid derived from certain nightshade plants,(www.Sentencedict.com) especially Egyptian henbane.

(87) To develop an RP-HPLC method for the determination of Chelerythrine in total alkaloid of macleaya cordata.

(88) Result The method of determining Alkaloid content in crude drug of aconite root was established and 25 lots of crude drugs were determined.

(89) Conclusion It has good prospect in development and application for isoquinoline alkaloid composition of Tongbangchui.

(90) Two terpene alkaloid of meadowsweet is elaborated to be true alkaloids based on its serine biogenesis. The possibility of biomimetically synthesizing their analogues from iridoids is discussed.