we used capillary gas chromatography/mass spectrometry to demonstrate that a cell line derived from a well differentiated human hepatoblastoma , hepg2 , synthesized and secreted the following bile acids ( ng/10 ( 7 ) cells/h ) : chenodeoxycholic acid ( 131.4 ) , cholic acid ( 3.3 ) , 3 alpha , 7 alpha-dihydroxy-5 beta-cholestan-26-oic acid ( dhca ; 4.5 ) , and 3 alpha , 7 alpha , 12 alpha-trihydroxy-5 beta-cholestan-26-oic acid ( thca ; 32.0 ) .
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secreted
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cells