Words similar to pcbs
Example sentences for: pcbs
How can you use “pcbs” in a sentence? Here are some example sentences to help you improve your vocabulary:
Other explanations for the absence of an observed effect may be the secular decline in the contaminant load of PCBs and other contaminants in fish [ 40 ] , residual confounding stemming from our inability to control for duration of breastfeeding prior to the index pregnancy [ 41 ] or other unmeasured confounders.
Evidence may in fact suggest, although there is some debate, that exposure of female rhesus monkeys to aroclor 1254 (a mixture of PCB congeners) leads to a reduction in the sex ratio of offspring, possibly contributed to by increased spontaneous abortion of male fetuses [ 28 29 30 ] . Preconception parental estrogen levels have also been hypothesized to affect the sex ratio of live births [ 22 ] , and given the estrogenic and anti-estrogenic actions of different PCB congeners [ 57 58 ] , this could be another mechanism by which parental exposure to PCBs alters the sex ratio.
Total organochlorine pesticides plus PCBs should be less than 50 ng/L (APHA, 1992).
Surveys were systematically mailed in four waves to 30,000 anglers to assess three research objectives in the overall NYSACS: 1) characterize recent (in 1991) species specific fish consumption behaviors and knowledge of fish consumption health advisories among anglers; 2) to characterize exposure in targeted individuals to persistent environmental pollutants such as PCBs among men and women consuming large amounts of fish; and 3) to assess fish consumption in relation to reproductive and developmental endpoints.
All food should be tested for nutritional suitability and chemically analyzed for organochlorine pesticides, PCBs, and toxic metals (see Section 4, Quality Assurance).
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