chelidonine

chelidonine

a toxic alkaloid found in the plant chelidonium majus.
References in periodicals archive ?
IQA papaverine, sanguinarine, protoverine, and chelidonine are GI tract irritants and CNS stimulants (Ribeiro and Rodriguez de Lores Arnaiz 2000; Liu et al.
Six cularine alkaloids; cularicine, O-methyl-cularicine, celtisine, cularidine, cularine and celtine, three isocularine alkaloids; sarcophylline, sarcocapnine and sarcocapnidine, and five non-cularine alkaloids; glaucine, protopine, ribasine, dihydrosanguinarine and chelidonine, were identified from the genus Sarcocapnos (Fumariaceae): S.
Some IQA such as papaverine, sanguinarine, protoverine, and chelidonine are gastrointestinal tract irritants and central nervous system stimulants.
Morphine-like properties associated with chelidonine and homochlidonine have been found in the North American species of poppy, Sanguinaria canadensis.
6% of alkaloids specified, calculated as chelidonine.
1]H-NMR resonances of alkaloids like chelidonine, protopine, coptisine, sanguinarine, chelerythrine and berberine are expected in the range of 7.
Previously, gene expression profiles of Caco-2 cells exposed to chelidonine (20 [micro]M) and a methanolic extract containing C.
Modulation of multidrug resistance in cancer cells by chelidonine and Chelidonium majus alkaloids.
This study demonstrates that chelidonine and an alkaloid extract from Chelidonium majus, which contains protoberberine and benzoiciphenanthridine alkaloids, has the ability to overcome MDR of different cancer cell lines through interaction with ABC-transporters, CYP3A4 and GST, by induction of apoptosis, and cytotoxic effects.
The multifactorial properties of chelidonine and the alkaloid extract on the modulation of ABC-transporters, of metabolic enzymes (CYP3A4 and GST), and induction of apoptosis were addressed.
majus extract (up to 4 mg/m1) and chelidonine (up to 500 [micro]M) for 24 h Then 0.
ABC transporter activities of the alkaloid extract and chelidonine were determined using rhodamine 123 (Rho123) and calcein-AM (CAM).