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Occurrence and fate of quinolone and fluoroquinolone antibiotics in a municipal sewage treatment plant.
This study developed a method for analysis of nineteen quinolone and fluoroquinolone antibiotics (FQs) in sludge samples, and investigated the occurrence and fate of the FQs in a municipal sewageExpand
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Occurrence of androgens and progestogens in wastewater treatment plants and receiving river waters: comparison to estrogens.
Research has shown that exposure to androgens and progestogens can cause undesirable biological responses in the environment. To date, however, no detailed or direct study of their presence inExpand
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Determination and source apportionment of five classes of steroid hormones in urban rivers.
We developed an original analytical method for monitoring five estrogens, nine androgens, nine progestogens, six glucocorticoids, and one mineralocorticoid in one water sample using liquidExpand
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Determination and fate of oxytetracycline and related compounds in oxytetracycline production wastewater and the receiving river.
This study investigated the occurrence and fate of oxytetracycline (OTC) and its related substances, 4-epi-oxytetracycline (EOTC), alpha-apo-oxytetracycline (alpha-apo-OTC), andExpand
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Detection and occurrence of chlorinated byproducts of bisphenol a, nonylphenol, and estrogens in drinking water of china: comparison to the parent compounds.
This study applied a sensitive dansylation LC-MS/MS method to the investigation on the occurrence of bisphenol A (BPA), nonylphenol (NP), estrogens (E1 and E2), and their 11 chlorinated byproducts inExpand
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Occurrence of trace organic contaminants in Bohai Bay and its adjacent Nanpaiwu River, North China
Concentrations of hexachlorocyclohexanes (HCHs), hexachlorobenzene (HCB), pentachlorobenzene (penta-CB), polychlorinated dibenzo-p-dioxins (PCDDs), polychlorinated dibenzofurans (PCDFs), coplanarExpand
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Malformations of the endangered Chinese sturgeon, Acipenser sinensis, and its causal agent
The anadromous Chinese sturgeon (Acipenser sinensis) is endangered and listed among the first class of protected animals in China. The possible causes for the decline of this species are the effectsExpand
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Origin of hydroxylated brominated diphenyl ethers: natural compounds or man-made flame retardants?
Polybrominated diphenyl ethers (PBDEs) have been widely used as flame retardants. The structurally related hydroxylated PBDEs (OH-PBDEs) and methoxylated PBDEs (MeO-PBDEs) occur in precipitation,Expand
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Occurrence of natural and synthetic glucocorticoids in sewage treatment plants and receiving river waters.
This paper first reports the occurrence of sixglucocorticoids (prednisone, prednisolone, cortisone, cortisol, dexamethasone, and 6alpha-methylprednisolone) in sewage treatment plants (STPs) andExpand
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Behaviors of glucocorticoids, androgens and progestogens in a municipal sewage treatment plant: comparison to estrogens.
This work investigated the behaviors of seven glucocorticoids, eight androgens, and nine progestogens compared to six estrogens in a municipal sewage treatment plant (STP) in Beijing, China. AmongExpand
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