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Capillary Electrophoretic Separation of Monosialogangliosides by using cyclodectrin and borax as selectors
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作者 Chang, LW Yu, ZL +1 位作者 xu, gy Chen, Y 《Chinese Chemical Letters》 SCIE CAS CSCD 1996年第11期1033-1034,共2页
f The CE separation of monosialogangliosids (MSGLS) is generally difficult owing to theirmixed micelle formation. The addition of high concentration of borax to the buffer containing α-Cyclodextrin allowed for impro... f The CE separation of monosialogangliosids (MSGLS) is generally difficult owing to theirmixed micelle formation. The addition of high concentration of borax to the buffer containing α-Cyclodextrin allowed for improvement of selectivity of separation. Under the optimum conditions,several forms of MSGLS were successfully separated and the commercial standard GM1 gave twopeaks, suggesting that the standard may contain two different types of species. 展开更多
关键词 Monosialogangliosides USING SEPARATION CAPILLARY
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PREPARATION OF OLIGOSACCHARIDES FROM THE ENZYMATIC HYDROLYSATES OF KONJAC GLUCOMANNAN BY LOW-PRESSURE COLUMN CHROMATOGRAPHY
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作者 xu, gy Chang, LW +2 位作者 xu, YM Ma, YH Zhou, PJ 《Chinese Chemical Letters》 SCIE CAS CSCD 1996年第2期131-132,共2页
Low pressure column chromatography with activated charcoal powder was used to separate the oligosaccharides and their isomers from the hydrolysates of konjac glucomannan.
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Formation and aggregation number of sodium dodecyl sulphonate-polyvinylpyrrolidone aggregates
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作者 Li, F Li, GZ +1 位作者 xu, gy Wang, HQ 《Chinese Science Bulletin》 SCIE EI CAS 1997年第21期1810-1814,共5页
THE interaction of surfactants with water-soluble polymers has been an active subject for manyyears. Early investigations were mainly concerned with the effect of synthetic detergents onnatural proteins, such as gel. ... THE interaction of surfactants with water-soluble polymers has been an active subject for manyyears. Early investigations were mainly concerned with the effect of synthetic detergents onnatural proteins, such as gel. These studies were motivated by observations of biologicalphenomena involving surfactants and proteins such as the inactivation of bacterial 展开更多
关键词 AGGREGATION NUMBER surface tension FLUORESCENCE SODIUM dodecyl sulphonate polyvinylpyrrolidone.
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