the predominant lipid chemotactic factor ( lcfr ) generated by igga-dependent immunological challenge of the rat peritoneal cavity was resolved from other lipid mediators released simultaneously into the peritoneal cavity and from previously described lipid chemotactic factors by sequential chromatography on amberlite xad-8 , de-52 , silicic acid , and silica gel h plates , and by zorbax c-18 reverse phase high pressure liquid chromatography .
C0037105
silicic acid
C2936385
silica gel