senkirkine

2,12- dihydroxy-4-methyl-11,16-dioxosenecionanium trans-15- ethylidene-12-beta-hydroxy-4,12-alpha,13-beta-trimethyl 8-oxo-4,8 secosenec-1-enine (4E,6R,7R,11Z)-4- ethylidene-7-hydroxy-6,7,14-trimethyl-2,9-dioxa-14-azabicyclo[9.5.1]heptadec-11-ene-3,8,17-trione renardin renardine 4,8- secosenecionan-8,11,16-trione, 12-hydroxy-4-methyl- senecionanium, 8,12-dihydroxy-4-methyl-11,16-dioxo- senkarkane senkirkin senkirkine (neutral) PubMed: UPLC-MS/MS method for determination of selected pyrrolizidine alkaloids in feed. PubMed: Diversity of pyrrolizidine alkaloids in native and invasive Senecio pterophorus (Asteraceae): Implications for toxicity. PubMed: Three new monoterpene glucosides from Senecio solidagineus. PubMed: Toxicity of pyrrolizidine alkaloids to Spodoptera exigua using insect cell lines and injection bioassays. PubMed: [Determination of five pyrrolizidine alkaloids in honey by liquid chromatography-tandem mass spectrometry]. PubMed: Structure-activity relationship in the passage of different pyrrolizidine alkaloids through the gastrointestinal barrier: ABCB1 excretes heliotrine and echimidine. PubMed: Pyrrolizidine alkaloid-derived DNA adducts as a common biological biomarker of pyrrolizidine alkaloid-induced tumorigenicity. PubMed: Analysis of pyrrolizidine alkaloids and evaluation of some biological activities of Algerian Senecio delphinifolius (Asteraceae). PubMed: Comparison of metabolism-mediated effects of pyrrolizidine alkaloids in a HepG2/C3A cell-S9 co-incubation system and quantification of their glutathione conjugates. PubMed: [Studies on the alkaloids of Senecio scandens growing in Guangdong]. PubMed: Determination of senkirkine and senecionine in Tussilago farfara using microwave-assisted extraction and pressurized hot water extraction with liquid chromatography tandem mass spectrometry. PubMed: Identification of five hepatotoxic pyrrolizidine alkaloids in a commonly used traditional Chinese medicinal herb, Herba Senecionis scandentis (Qianliguang). PubMed: Pyrrolizidine alkaloids of the endemic Mexican genus Pittocaulon and assignment of stereoisomeric 1,2-saturated necine bases. PubMed: Dynamic pH junction-sweeping capillary electrophoresis for online preconcentration of toxic pyrrolizidine alkaloids in Chinese herbal medicine. PubMed: Differences in effects of pyrrolizidine alkaloids on five generalist insect herbivore species. PubMed: Acquisition, transformation and maintenance of plant pyrrolizidine alkaloids by the polyphagous arctiid Grammia geneura. PubMed: Separation and determination of toxic pyrrolizidine alkaloids in traditional Chinese herbal medicines by micellar electrokinetic chromatography with organic modifier. PubMed: Specific recognition, detoxification and metabolism of pyrrolizidine alkaloids by the polyphagous arctiid Estigmene acrea. PubMed: On-line structure characterization of pyrrolizidine alkaloids in Onosma stellulatum and Emilia coccinea by liquid chromatography-ion-trap mass spectrometry. PubMed: Pyrrolizidine alkaloids as oviposition stimulants for the cinnabar moth, Tyria jacobaeae. PubMed: Toxicity of Senecio vernalis to laying hens and evaluation of residues in eggs. PubMed: Structure-activity relationships of pyrrolizidine alkaloids in insect chemical defense against the orb-weaving spider Nephila clavipes. PubMed: Simultaneous determination of N-oxides and free bases of pyrrolizidine alkaloids by cation-exchange solid-phase extraction and ion-pair high-performance liquid chromatography. PubMed: Interplant alkaloid variation and Senecio vernalis toxicity in cattle. PubMed: SOS induction of selected naturally occurring substances in Escherichia coli (SOS chromotest). PubMed: Generation and characterization of monoclonal antibodies against the pyrrolizidine alkaloid retrorsine. PubMed: A competitive enzyme immunoassay for the pyrrolizidine alkaloids of the senecionine type. PubMed: Hepatotoxic pyrrolizidine alkaloids in the Mexican medicinal plant Packera candidissima (Asteraceae: Senecioneae). PubMed: Pyrrolizidine alkaloids from Senecio leucanthemifolius and Senecio rodriguezii. PubMed: Anonamine, C19H27NO7, neosenkirkine, C19H27NO6, and hydroxysenkirkine, C19H27NO7.CH3OH. Macrocyclic secopyrrolizidine alkaloids from Senecio anonymus Wood. PubMed: Macrocyclic pyrrolizidine alkaloids from Senecio anonymus. Separation of a complex alkaloid extract using droplet counter-current chromatography. PubMed: Alkaloid patterns and biosynthetic capacity of root cultures from some pyrrolizidine alkaloid producing Senecio species. PubMed: [Pyrrolizidine Alkaloids from Emilia sonchifolia.]. PubMed: Genotoxicity of a variety of pyrrolizidine alkaloids in the hepatocyte primary culture-DNA repair test using rat, mouse, and hamster hepatocytes. PubMed: Induction of SCEs by some pyrrolizidine alkaloids in V79 Chinese hamster cells co-cultured with chick embryo hepatocytes. PubMed: Mutagenic activity of the pyrrolizidine alkaloids seneciphylline and senkirkine in Drosophila and their transfer into rat milk. PubMed: Senkirkine. PubMed: Neosenkirkine and Senkirkine from Senecio pierotii. PubMed: [On the gas-chromatographical determination of the pyrrolizidine alkaloids of some Senecio-species]. PubMed: Chromosomal aberrations and mutation in cultured mammalian cells induced by pyrrolizidine alkaloids. PubMed: Mutagenicity of pyrrolizidine alkaloids in the Salmonella/mammalian-microsome test. PubMed: Induction of hepatic tumors in rats by senkirkine and symphytine. PubMed: Carcinogenic activity of coltsfoot, Tussilago farfara l. PubMed: Senkirkine. PubMed: The nature of intramolecular N--C equals O interactions. Crystal structure of the Senecio alkaloid senkirkine. PubMed: Hepatotoxic activity of retrorsine, senkirkine and hydroxysenkirkine in newborn rats, and the role of epoxides in carcinogenesis by pyrrolizidine alkaloids and aflatoxins. PubMed: ALKALOIDS OF NEW ZEALAND SENECIO SPECIES. II. SENKIRKINE.