| tetrabromobisphenol a (tbbpa) and hexabromocyclododecanes (hbcds) in tissues of humans, dolphins, and sharks from the united states. | concentrations of tetrabromobisphenol a (tbbpa) and alpha-, beta-, and gamma-isomers of hexabromocyclododecanes (hbcds) were determined by liquid chromatography-tandem mass spectrometry (lc-esi-ms/ms) in human adipose tissue obtained in new york city, and in three marine top-level predators--bottlenose dolphin, bull shark, and atlantic sharpnose shark--collected from coastal waters of florida, usa. the overall mean concentrations (mean+/-sd) of tbbpa and hbcds were 0.048+/-0.102 and 0.333+/-0.57 ... | 2008 | 18037156 |