Víctor Ceja-Moreno

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Organochlorine pesticides (OCPs) and polychlorinated biphenyls (PCBs) in human milk from Chelem, Yucatan, Mexico were analyzed. Relatively high levels of p,p'-DDE, gamma-chlordane,(More)
The objective of this study was to determine if tamoxifen or an aromatase inhibitor (4-hydroxyandrostenedione; 4-OHA) affected plasma concentrations of o,p' -DDT and its metabolites, o,p'-DDD and(More)
Vitellogenin (Vtg), 17beta-estradiol (E2) and testosterone (T) were used as biomarkers of endocrine disruption in mature male nile tilapia (Oreochromis niloticus) from three lakes (Rio, Enmedio and(More)
In October 2007, a light crude oil spill took place in the off shore Kab121 oil well, 32 km north of the mouth of the Grijalva River, Tabasco, Mexico. In order to estimate the possible effects of oil(More)
Persistent Organic Pollutants (POPs) are still used for agricultural and disease vector control, as well as for industrial purposes. In the last decades, various studies have shown that fish are(More)