Search results for "RAPA"

showing 10 items of 471 documents

Nitensidine A, a guanidine alkaloid from Pterogyne nitens, is a novel substrate for human ABC transporter ABCB1.

2014

The Pterogyne nitens (Fabaceae) tree, native to South America, has been found to produce guanidine alkaloids as well as bioactive flavonols such as kaempferol, quercetin, and rutin. In the present study, we examined the possibility of interaction between human ATP-binding cassette (ABC) transporter ABCB1 and four guanidine alkaloids isolated from P. nitens (i.e., galegine, nitensidine A, pterogynidine, and pterogynine) using human T cell lymphoblast-like leukemia cell line CCRF-CEM and its multi-drug resistant (MDR) counterpart CEM/ADR5000. In XTT assays, CEM/ADR5000 cells were resistant to the four guanidine alkaloids compared to CCRF-CEM cells, although the four guanidine alkaloids exhibi…

ATP Binding Cassette Transporter Subfamily BLeukemia T-CellStereochemistryATPasePharmaceutical ScienceATP-binding cassette transporterGuanidineschemistry.chemical_compoundStructure-Activity RelationshipCell Line TumorDrug DiscoveryHumansheterocyclic compoundsBinding siteGuanidineCytotoxicityP-glycoproteinPharmacologyAdenosine TriphosphatasesbiologyPlant ExtractsAlkaloidFabaceaeFluoresceinsAntineoplastic Agents PhytogenicDrug Resistance MultipleMolecular Docking SimulationComplementary and alternative medicinechemistryBiochemistryVerapamilDrug Resistance Neoplasmbiology.proteinMonoterpenesMolecular MedicineATP-Binding Cassette TransportersKaempferolPhytotherapyPhytomedicine : international journal of phytotherapy and phytopharmacology
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Selective downregulation of the MDR1 gene product in Caco-2 cells by stable transfection to prove its relevance in secretory drug transport.

2005

Considerable interest is focused on overcoming multidrug resistance (MDR) in cancer chemotherapy. The in vitro experiments to characterize P-glycoprotein's (P-gp) function and to decrease its effects have led to a variety of strategies such as addition of competitors or supplementation of the medium with oligonucleotides complementary to the 5'-end of the MDR1-mRNA. For the Caco-2 cell line, an in vitro model for absorption screening, expressing multiple transporters including P-gp, which pumps substances back into the apical solution, P-gp activity might mask other relevant transport proteins' activity. The objective of the present study was to construct a Caco-2 subline with reduced P-gp …

ATP Binding Cassette Transporter Subfamily BTime FactorsPharmaceutical ScienceDown-RegulationBiologyTransfectionPermeabilityPropanolaminesDownregulation and upregulationDrug DiscoveryHumansNorthern blotOligonucleotideReverse Transcriptase Polymerase Chain ReactionElectroporationBiological TransportTransfectionFlow CytometryMolecular biologyIn vitroTransport proteinClone CellsMutagenesis InsertionalVerapamilCell cultureMolecular MedicineCaco-2 CellsGenes MDRMolecular pharmaceutics
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Astor, Azor (VER0000141)

1858

Altres noms vulgars: Northern Goshawk (Anglès), Autour des palombes (Francès), Habicht (Alemany) Gabinet de Vertebrats (Departament de Zoologia), Facultat de Ciències Biològiques (Campus de Burjassot), C/ Doctor Moliner, s/n, Bloque B. 5é plant, Burjassot (Valencia). Armari: 3-2 Renthendorf Sajonia 00/04/1858 Macho Adulto

Accipiter gentilis (Linnaeus 1758)AccipitridaeRapaces diurnas: águilas buitres y halcones
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Astor, Azor (VER0000142)

1863

Altres noms vulgars: Northern Goshawk (Anglès), Autour des palombes (Francès), Habicht (Alemany) Gabinet de Vertebrats (Departament de Zoologia), Facultat de Ciències Biològiques (Campus de Burjassot), C/ Doctor Moliner, s/n, Bloque B. 5é plant, Burjassot (Valencia). Armari: 3-3 Hembra Adulto

Accipiter gentilis (Linnaeus 1758)AccipitridaeRapaces diurnas: águilas buitres y halcones
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Astor, Azor (VER0000219)

1868

Northern Goshawk (Anglès), Autour des palombes (Francès), Habicht (Alemany) Gabinet de Vertebrats (Departament de Zoologia), Facultat de Ciències Biològiques (Campus de Burjassot), C/ Doctor Moliner, s/n, Bloque B. 5é plant, Burjassot (Valencia). Armari: 3-3 Hemrsdorf 00/04/1868 Hembra Adulto

Accipiter gentilis (Linnaeus 1758)AccipitridaeRapaces diurnas: águilas buitres y halcones
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Àguila cridanera, Águila moteada o clanga (VER0000160)

Altres noms vulgars: Greater Spotted Eagle (Anglès), Aigle criard (Francès), Schelladler (Alemany) Gabinet de Vertebrats (Departament de Zoologia), Facultat de Ciències Biològiques (Campus de Burjassot), C/ Doctor Moliner, s/n, Bloque B. 5é plant, Burjassot (Valencia). Armari: 3-1 La Vall (Valencia) Juvenil

AccipitridaeAquila clanga (Pallas 1811)Rapaces diurnas: águilas buitres y halcones
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Àguila pomerània, Águila pomerana (VER0000159)

Altres noms vulgars: Lesser Spotted Eagle (Anglès), Aigle pomarin (Francès), Schreiadler (Alemany) Gabinet de Vertebrats (Departament de Zoologia), Facultat de Ciències Biològiques (Campus de Burjassot), C/ Doctor Moliner, s/n, Bloque B. 5é plant, Burjassot (Valencia). Armari: 1-1

AccipitridaeAquila pomarina (C. L. Brehm 1831)Rapaces diurnas: águilas buitres y halcones
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Aligot calçat, Ratonero calzado (VER0000135)

1847

Altres noms vulgars: Rough-legged hawk (Anglès), Buse pattue (Francès), Raufußbussard (Alemany) Gabinet de Vertebrats (Departament de Zoologia), Facultat de Ciències Biològiques (Campus de Burjassot), C/ Doctor Moliner, s/n, Bloque B. 5é plant, Burjassot (Valencia). Armari: 4-1 Dessou 03/03/1847 Macho

AccipitridaeButeo lagopus (Pontoppidan 1763)Rapaces diurnas: águilas buitres y halcones
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Àguila marcenca, Culebrera europea (VER0000163)

Altres noms vulgars: Short-toed Snake-Eagle (Anglès), Circaète Jean-le-Blanc (Francès), Schlangenadler (Alemany) Gabinet de Vertebrats (Departament de Zoologia), Facultat de Ciències Biològiques (Campus de Burjassot), C/ Doctor Moliner, s/n, Bloque B. 5é plant, Burjassot (Valencia). Armari: 3-1 Macho Adulto

AccipitridaeCircaetus gallicus (Gmelin 1788)Rapaces diurnas: águilas buitres y halcones
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Àguila marcenca, Culebrera europea (VER0000162)

Altres noms vulgars: Short-toed Snake-Eagle (Anglès), Circaète Jean-le-Blanc (Francès), Schlangenadler (Alemany) Gabinet de Vertebrats (Departament de Zoologia), Facultat de Ciències Biològiques (Campus de Burjassot), C/ Doctor Moliner, s/n, Bloque B. 5é plant, Burjassot (Valencia). Armari: 3-1 Hembra Adulto

AccipitridaeCircaetus gallicus (Gmelin 1788)Rapaces diurnas: águilas buitres y halcones
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