Although Calafat's team
reported urine concentrations of BPA, in fact they assayed a breakdown product — the compound by which BPA is excreted, notes Steven G. Hentges of the American Chemistry Council's Polycarbonate / BPA Global Group.
Not exact matches
Afterward,
concentrations of oxytocin that the dogs released in their
urine at least doubled from pretest levels, researchers in Japan
report in the April 17 Science.
Researchers asked participants to
report the number of acetaminophen tablets they had taken between conception and enrollment, and tested the acetaminophen
concentration in their
urine at enrollment.
Uptake of black raspberry anthocyanins reached 7.5 % of the administered dose in the small intestinal tissue, which is much higher than the
reported bioavailability of these compounds based on plasma and
urine concentrations (13).
The
concentration of
urine is reflected by the
urine specific gravity (USG) number found on the urinalysis
report.
They found that people who ate conventionally grown produce had high
concentrations of OP metabolites in their
urine, while people who
reported eating organic produce had significantly lower levels.