toxicity

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toxicity

[täk′sis·əd·ē]
(pharmacology)
The quality of being toxic.
The kind and amount of poison or toxin produced by a microorganism, or possessed by a chemical substance not of biological origin.
References in periodicals archive ?
Among the 992 stillbirth cases, 987 were included in the acute exposure analysis after exclusion of a second stillbirth delivery for five women.
This decline may reflect the decreasing use of PCC's for acute exposures, possibly due to the increasing use of text over voice communication, and increased use and reliance on the internet.
In the current study, short-term (24-96-h) acute exposure of oyster larvae to WAFs or CEWAFs from the DWH oil affected fertilization, development, survival, and swimming ability negatively.
Acute exposure to ethanol had more potent effect on plasma concentration of total cholesterol than chronic exposure to ethanol, it may be because of acute exposure to ethanol in addition to alchol dehydrogenase pathway microsomal pathway also become activated [11].
Acute exposure to WBV in older subjects may ultimately stimulate key elements of central and peripheral nervous system control.
The present investigation revealed no changes in the reflex latency and EMD for both the RF and VL muscles following acute exposure of WBV.
General physiological changes upon acute exposure to altitude include increased resting and sub-maximal heart rate (HR), increased resting and sub-maximal ventilation (VE), increased blood pressure (BP), increased catecholamine secretion, and decreased V[O.
They worked on three fish species (Catla catla, Labeo rohita and Cirrhina mrigala) under acute exposure of 19 mixtures of lead, nickel, iron, manganese and zinc.
Irritation, discomfort, difficulty in breathing or even death can be directly correlated with an immediate acute exposure to some contaminant.
These findings show that only acute exposure to MMA vapors can trigger the formation of micronuclei, i.
BACKGROUND AND PURPOSE: Acute exposure to particulate air pollution has been linked to acute cardiopulmonary events, but the underlying mechanisms are uncertain.
Recent epidemiology studies have reported associations between acute exposure to ozone and death but little is known about the underlying pathophysiological pathways responsible.

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