noxious

adj.

有害的，有毒的；

noxious gas有害气体

noxious fumes有毒炮烟

1. Noxious gases had built up in the sewer.
   下水道 的有害气体越积越多。
2. Noxious chemicals are found in the river water.
   河水里发现了有毒化学物品。
3. We must trace the source of these noxious gases.
   我们必须查出毒气的来源。

Nociceptors--noxious stimulus detectors.
Noxious cold ion channel TRPA1 is activated by pungent compounds and bradykinin.
Noxious compounds activate TRPA1 ion channels through covalent modification of cysteines.
A capsaicin-receptor homologue with a high threshold for noxious heat.
Response of cutaneous sensory units with unmyelinated fibers to noxious stimuli.
Pain processing during three levels of noxious stimulation produces differential patterns of central activity.
Colorectal distension as a noxious visceral stimulus: physiologic and pharmacologic characterization of pseudaffective reflexes in t...
Expression of c-fos-like protein as a marker for neuronal activity following noxious stimulation in the rat
Peripheral suppression of first pain and central summation of second pain evoked by noxious heat pulses
Norepinephrine-containing locus coeruleus neurons in behaving rats exhibit pronounced responses to non-noxious environmental stimuli