解剖学和形态学
麻醉学
听力与言语-语言病理学
行为科学
心脏和心血管系统
细胞和组织工程学
临床神经病学
危重症监护医学
牙科,口腔外科和医学
皮肤病学
急诊医学
内分泌学和新陈代谢
肠胃学和肝脏学
老人病学和老年医学
卫生保健科学和服务
血液学
免疫学
传染病
综合和补充性医学
医学伦理学
医学信息学
医学实验室技术
医学,全科和内科
医学,法律
医学,研究和试验
神经系统科学
护理
营养学和饮食学
产科医学和妇科医学
肿瘤学
眼科学
整形外科学
耳鼻喉科学
病理学
儿科学
周围血管疾病
药理学和药剂学
生理学
基本医疗保健
精神病学
公共、环境和职业卫生
放射学,核医学和医学成像
康复学
生殖生物学
呼吸系统
风湿病学
运动科学
外科学
毒理学
热带医学
泌尿学和肾脏学
病毒学
老年医学
健康政策和服务
心理学,临床
abstract::The phytochemical investigation of the aerial parts of LACTUCA SALIGNA L. revealed the presence of lactucin, lactucopicrin, and a new guaianolide named 11beta,13-dihydrolactucopicrin. The structural configuration was established through spectral data. ...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-960064
更新日期:1991-04-01 00:00:00
abstract::Ten alkaloids were isolated from the bulb of CORYDALIS HSUCHOWENSIS W. Y. Lian nov. ined. Among them nine alkaloids are known, identified as (-)-stylopine ( 1), cheilanthifoline ( 2), (+)-adlumidine ( 3), (+)-bicuculline ( 4), sibiricine ( 5), humosine A ( 6), (+)-bulbocapnine ( 7), (-)-scoulerine ( 8), and protopine ...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-960054
更新日期:1991-04-01 00:00:00
abstract::A lyophilised hydroalcoholic extract of Melissa officinalis L. (Lamiaceae) has been evaluated for behavioral effects in mice. According to the traditional use of M. officinalis, sedative properties have been confirmed for low doses by the decrease of behavioral parameters measured in a non-familiar environment test (s...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-960042
更新日期:1991-04-01 00:00:00
abstract::HPLC determinations of the aescin contents in calli and embryoids from leaf explants of AESCULUS HIPPOCASTANUM L. were carried out in order to determine whether it was possible to obtain aescin-forming proliferations IN VITRO. The results indicate that embryogenic calli and embryoids derived from them produce an amoun...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-960016
更新日期:1991-02-01 00:00:00
abstract::A microdilution technique was developed for the assessment of in vitro cytotoxicity against KB cells derived from a human epidermoid carcinoma of the nasopharynx. The test was used to determine the cytotoxicity of a series of quassinoids, isolated from Brucea javanica, and which have previously been shown to demonstra...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-960020
更新日期:1991-02-01 00:00:00
abstract::Guinea pigs were sensitized with trinitrophenylated liver macromolecular protein fraction (TNP-LP1) prepared by using sodium trinitrobenzenesulfonate of strong immunogenicity as the hapten and LP1 as the carrier protein. The administration of trinitrophenylated hepatocytes and lipopolysaccharide to these TNP-LP1-sensi...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-960006
更新日期:1991-02-01 00:00:00
abstract::A reinvestigation of the rhizomes of ATRACTYLIS KOREANA afforded in addition to 1,3-diacetoxytetradeca-6,12-diene-8,10-diyne reported previously (1) two new C (14)-polyacetylenes with an ene-diyn-ene-chromophor and one new C (14)-polyacetylene beside two known compounds with an ene-diyne-diene-chromophor. Their struct...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-961013
更新日期:1990-10-01 00:00:00
abstract::The traditional therapeutic indications for the use of Morinda citrifolia L. (Rubiaceae) have been investigated. The lyophilised aqueous extract of roots of M. citrifolia was evaluated for analgesic and behavioural effects in mice. The extract did not exhibit any toxic effects but did show a significant, dose-related,...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-961004
更新日期:1990-10-01 00:00:00
abstract::Pure compounds were isolated from plant extracts with antimalarial activity. The extracts were obtained from the tubers of Cyperus rotundus L. (Cyperaceae), the rootbark of Zanthoxylum gilletii (De Wild) Waterm. (Rutaceae), and the rootbark of Margaritaria discoidea (Baill.) Webster (Euphorbiaceae). The most active co...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-960985
更新日期:1990-08-01 00:00:00
abstract::Ten flavonoid glycosides were identified in flowers of HETEROTHECA INULOIDES ("Mexican Arnica"). Their structures were established by spectral data (UV, (1)H-NMR, (13)C-NMR, mass) and total acid hydrolysis as kaempferol 3-beta-glucoside, 3-beta-galactoside, 3-beta-rutinoside, 3-beta-robinobioside, quercetin 3-beta-glu...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-960997
更新日期:1990-08-01 00:00:00
abstract::Six pentacyclic triterpenic acid methyl esters have been isolated from the methylated ethyl acetate extract of the trunk wood of MUSANGA CECROPIOIDES, as well as a triterpene saponin of the same group. One of them, cecropic acid methyl ester, is new. The structures of these compounds have been established from interpr...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-960959
更新日期:1990-06-01 00:00:00
abstract::Dioscoretine isolated from the aqueous fraction of the methanol extract of Dioscorea dumetorum tubers when administered intra-peritoneally to normal and alloxan diabetic rabbits produces significant hypoglycaemic effects at a dose of 20 mg/kg. The fasting blood sugar in normoglycaemic rabbits was reduced from 112 mg/1...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-960952
更新日期:1990-06-01 00:00:00
abstract::The analysis of the volatile compounds in the essential oil of SOLIDAGO CANADENSISL. sensu lato (Compositae) GC and GC-MS demonstrated the presence of at least 36 compounds, 18 of which were identified. The Major comonenets are gamma (2)- and delta-cadinenes. ...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-960930
更新日期:1990-04-01 00:00:00
abstract::We report the effects of aqueous extracts of the microalgae Dunaliella tertiolecta Butcher (Chlorophyceae) and Phaeodactylum tricornutum Bohlin (Bacillariophyceae) on oxotremorin-induced cholinergic symptoms, amphetamine-induced hypermotility, pentylenetetrazole-induced convulsions, and Rota-rod test performance. Both...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-960914
更新日期:1990-04-01 00:00:00
abstract::The medicinal plants, Coutarea latiflora Sesse & Moc. ex. DC. (Hintonia latiflora Bullock) (Rubiaceae) and Exostema caribaeum (Jacq.) Roem. et Schult. (Rubiaceae) were examined for antimalarial properties. Among different crude solvent extracts of the stem bark, the hydrolysed ethyl acetate extracts were shown to have...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-960885
更新日期:1990-02-01 00:00:00
abstract::The flowers of ARNICA MOLLIS afforded, in addition to baileyin ( 1A), baileyin acetate ( 1B), xanthalongin ( 3), and 2-deacetoxy-11alpha,13-dihydroxanthuminol ( 6), the new 1,5- CIS-guaianolides arnimollin acetate ( 2A) and arnimollin tiglinate ( 2A) and the new xanthanolides 11beta3,13-dihydroxanthalongin ( 4) and 11...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-960898
更新日期:1990-02-01 00:00:00
abstract::Propagation of DIGITALIS LANATA by shoot tip culture made possible (a) the rapid multiplication of elite plants with the formation of plant clones and (b) the long-term cultivation of these plants which under normal growth conditions would die at the end of the second vegetation period. Optimum conditions were establi...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-960883
更新日期:1990-02-01 00:00:00
abstract::The inhibitory action of the major constituent of Sebastiania schottiana (Euphorbiaceae), 2-hydroxy-4,6-dimethoxyacetophenone (xanthoxyline) on contractions induced by agonists and electrical stimulation of smooth and cardiac muscle preparations was analysed. Xanthoxyline (30 to 300 microM) inhibited contractions of t...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-960878
更新日期:1990-02-01 00:00:00
abstract::Helanalin, a sesquiterpene lactone antineoplastic agent, is toxic at therapeutic doses in murine tumors. The toxicity has been assumed to be correlated with the binding of the drug to cellular thiol groups. Studies were undertaken to increase the intracellular level of GSH in the liver, kidney and other tissues to eli...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-962083
更新日期:1989-12-01 00:00:00
abstract::A total of 18 purified lignans was evaluated for antiviral activity against murine cytomegalovirus (CMV) and Sindbis virus, by means of different treatment regimens. Podophyllotoxin and alpha-peltatin were the most potent compounds, and they apparently inhibited murine CMV at an essential early step in the replication...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-962087
更新日期:1989-12-01 00:00:00
abstract::From the water extract of the roots of Urtica dioica (stinging nettle) a polysaccharide fraction was isolated which revealed activity in the carrageenan rat paw edema model and lymphocyte transformation test. Ion exchange chromatography and gel filtration of this fraction afforded 4 different polysaccharides, one of w...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-962062
更新日期:1989-10-01 00:00:00
abstract::Ganoderan B increased the plasma insulin level in normal and glucose-loaded mice but elicited no effect on insulin binding to isolated adipocytes. Administration of ganoderan B elicited significant increases of the activities of hepatic glucokinase, phosphofructokinase and glucose-6-phosphate dehydrogenase, decreased ...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-962057
更新日期:1989-10-01 00:00:00
abstract::From the roots of PICRORHIZA KURROOA a new iridoid glycoside, 6-feruloylcatalpol has been isolated, along with veronicoside and minecoside and two phenol glucosides, picein and androsin. ...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-962066
更新日期:1989-10-01 00:00:00
abstract::Chromatographically purified fractions of aqueous-ethanolic extracts from Baptisia tinctoria roots contained a strong lymphocyte DNA synthesis-stimulating activity. Electrophoretic analysis of these fractions revealed four distinct protein bands with molecular masses of P1 = 58 kD; P4 = 31 kD; P5 = 26 kD; and P6 = 14 ...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-962028
更新日期:1989-08-01 00:00:00
abstract::Two new naphtho-pyrone glycosides, 9-[(beta-D-glucopyranosyl-(1----6)-O-beta-D-glucopyranosyl)oxy]-10- hydroxy-7-methoxy-3-methyl-1H-naphtho[2,3-c]pyran-1 -one (5) and 6-[(alpha-apiofuranosyl-(1----6)-O-beta-D-glucopyranosyl)oxy]- rubrofusarin (6), together with cassiaside (3) and rubrofusarin-6-beta-gentiobioside (4)...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-962003
更新日期:1989-06-01 00:00:00
abstract::From the rhizomes of HYPOXIS OBTUSA two monoglucosides having the same aglycone as hypoxoside, 1-(3',4'- dihydroxyphenyl)-5-(3'',4''-dihydroxyphenyl)-1-pen-ten-4-yne, have been obtained. By methylation followed by hydrogenation they have been transformed into the same compound, 1-(3'-methoxy-4'- O-beta- D-glucopyranos...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-962019
更新日期:1989-06-01 00:00:00
abstract::From the fresh, undried, and uncrushed leaves of NERIUM OLEANDER a new triterpenoid, kanerocin, has been isolated along with known ursolic and oleanolic acids and its structure established through chemical and spectroscopic methods as 3alpha-hydroxy-urs-18,20-dien-28-oic acid. ...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-962009
更新日期:1989-06-01 00:00:00
abstract::Biosynthetic pathways of the essential oil components in PERILLA FRUTESCENS were examined by tracer experiments using [ (14)C]-labeled sucrose on two chemotypes: perillaketone (PK) and phenylpropanoid (PP-EM) types. The results of the experiments indicated that perillaketone is not converted from isoegomaketone but is...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-961996
更新日期:1989-06-01 00:00:00
abstract::Extraction of PIPER RIBESOIDES Wall, furnished the new linalool derivative (+)-3,7-dimethyl-3-hydroxy-4-( P-coumaryloxy)-1,6-octadiene, the lignans (-)-hinokinin and (-)-cubebin, N-isobutyl-2 E,4 E-deca-2,4-dienamide, methyl piperate, methyl 2 E,4 E,6 E-7-phenyl-2,4,6-heptatrienoate, palmitic acid, stearic acid, and b...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-961923
更新日期:1989-04-01 00:00:00
abstract::Cell lines that were highly productive for berberine were selected by repeated cloning of small cell aggregates. The berberine content of the highest-producing cell line increased after 4 clonings to 10% dw in comparison to the 3% dw found for the parent line, and the berberine yield was about 1,500 mg/1/14 days. Ther...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-961910
更新日期:1989-04-01 00:00:00
abstract::Sangre de Grado extract used by Peruvian natives as a cicatrizant agent, was collected from trees of the species Croton lechleri growing in the Peruvian jungle. The Sangre de Grado was found to contain one alkaloid identified as taspine and which was shown to be the active cicatrizant principle by an in vivo test in m...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-961907
更新日期:1989-04-01 00:00:00
abstract::Seven flavonol 3- O-glycosides were isolated from the flowers of CALENDULA OFFICINALIS L. Their structures were elucidated as isorhamnetin 3- O-glucoside, rutinoside, neohesperidoside, 2 (G)-rhamnosylrutinoside, quercetin glucoside, neohesperidoside, and 2 (G)-rhamnosylrutinoside by paper and thin layer chromatography...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-961831
更新日期:1989-02-01 00:00:00
abstract::Water-soluble and alkaline-soluble polysaccharide fractions, prepared from roots and leaves of PANAX GINSENG C.A. Meyer, were fractionated into strongly acidic, weakly acidic, and neutral polysaccharide fractions by cetyltrimethyammonium bromide, respectively. The roots contained a larger amount of crude polysaccharid...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-961765
更新日期:1989-02-01 00:00:00
abstract::Extract of Tan-Shen (Salvia miltiorrhiza, Labiatae), a Chinese traditional crude drug, was reported to show beneficial activity for heart disease. Chemical examination on the extract was performed on the basis of screening for protective action on the ischemic myocardium. Isolated hearts were subjected to hypoxic perf...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-961824
更新日期:1989-02-01 00:00:00
abstract::New protostane-type triterpenes, 11-deoxyalisol C and alisol D, have been isolated from the rhizomes of ALISMA PLANTAGO-AQUATICA, and their structures have been elucidated on the basis of spectral and chemical data. ...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-962495
更新日期:1988-10-01 00:00:00
abstract::Volatile oils of the leaves, fruits and stem-bark of CLEISTOPHOLIS PATENTS Engl. et Diels. (Annonacae) were analysed by means of gas chromatography (GC) and gas chromatography-mass spectrometry (GC-MS). A total of sixty-one components were identified; qualitative and quantitative differences in the oil composition wer...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-962450
更新日期:1988-08-01 00:00:00
abstract::Esters of 13-hydroxylupanine and 4-hydroxylupanine with acetic, propionic, butyric, isobutyric, valeric, isovaleric, tiglic, benzoic, and TRANS-cinnamic acid have been synthesized and characterized by capillary gas-liquid chromatography and mass spectrometry (EI-MS, CI-MS). In LUPINUS POLYPHYLLUS, L. ALBUS, L. ANGUSTI...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-962415
更新日期:1988-06-01 00:00:00
abstract::The volatile constituents of ZIZIPHORA TAURICA subsp. CLEONIOIDES (Boiss.) P. H. Davis (Lamiaceae) were studied for the first time by analysis of the essential oil. 33 compounds, from the 44 consisting the total of the fraction, are identified by means of capillary GC and GC-MS. The identified components represent abo...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-962379
更新日期:1988-04-01 00:00:00
abstract::Callus induction starting from the rhizome tissue of plants of three CURCUMA species: CURCUMA ZEDOARIA Roscoe, C. DOMESTICA Valeton, and C. AROMATICA Salisbury (Zingiberaceae) was performed. Successful callus formation was obtained in all three species using Murashige-Skoog's (MS) medium supplemented with 1-naphthalen...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-962344
更新日期:1988-02-01 00:00:00
abstract::Flavonolignan compounds have been isolated from the fruits of SILYBUM MARIANUM subsp. ANATOLICUM and kaempferol 3-sulphate and other flavonoid compounds have been isolated from the aerial parts and were identified. The flavonoid sulphate derivatives are shown to be present in SILYBUM genus for the first time. ...
journal_title:Planta medica
pub_type: 杂志文章
doi:10.1055/s-2006-962330
更新日期:1988-02-01 00:00:00