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Separation of the toxic zierin from Zollernia ilicifolia by high speed countercurrent chromatography
(2007-11-01)
Preliminary pharmacological assays of the 70% methanol extract from the leaves of the Brazilian medicinal plant Zollernia ilicifolia Vog. (Fabaceae) showed analgesic and antiulcerogenic effects. Previous analyses have shown ...
Separation of the toxic zierin from Zollernia ilicifolia by high speed countercurrent chromatography
(2007-11-01)
Preliminary pharmacological assays of the 70% methanol extract from the leaves of the Brazilian medicinal plant Zollernia ilicifolia Vog. (Fabaceae) showed analgesic and antiulcerogenic effects. Previous analyses have shown ...
Quick preparative separation of natural naphthopyranones with antioxidant activity by high-speed counter-current chromatography
(2002-11-01)
The natural naphthopyranones paepalantine (1), paepalantine-9O-β-D-glucopyranoside (2) and paepalantine-9-O-β-D-allopyranosyl-(1→6)-O-β-D-glucopyranoside (3) were separated in a preparative scale from the ethanolic extract ...
Quick preparative separation of natural naphthopyranones with antioxidant activity by high-speed counter-current chromatography
(2002-11-01)
The natural naphthopyranones paepalantine (1), paepalantine-9O-β-D-glucopyranoside (2) and paepalantine-9-O-β-D-allopyranosyl-(1→6)-O-β-D-glucopyranoside (3) were separated in a preparative scale from the ethanolic extract ...
Analyses Of Passiflora Compounds By Chromatographic And Electrophoretic Techniques
(TAYLOR & FRANCIS INCPHILADELPHIA, 2015)
Separation of crude plant extracts with high speed CCC for primary screening in drug discovery
(2001)
High speed countercurrent chromatography (HSCCC) was used
in a pre-fractionation pilot study to improve the quality of crude
plant samples for primary screening in drug discovery efforts. The
methanol ...
Ultrasonic versus high-speed cavity preparation: Analysis of increases in pulpal temperature and time to complete preparation
(Mosby-elsevier, 2008-08-01)
Statement of problem. The use of ultrasonic tips has become an alternative for cavity preparation. However, there are concerns about this type of device, particularly with respect to intrapulpal temperatures and cavity ...
Ultrasonic versus high-speed cavity preparation: Analysis of increases in pulpal temperature and time to complete preparation
(Mosby-elsevier, 2008-08-01)
Statement of problem. The use of ultrasonic tips has become an alternative for cavity preparation. However, there are concerns about this type of device, particularly with respect to intrapulpal temperatures and cavity ...