T-2 toxin ingestion results in a severe irritation of the upper digestive tract, including a hemorrhagic ruminitis, due to its cytotoxic effects.
This toxin was also shown to increase cellular calcium concentration in the human promyelotic line HL-60 [57 ].
UMAF0158 has a gene cluster resembling that of the production of syringolin A (PSYRMG_24250–24275), a toxin that has been shown to counteract stomatal innate immunity in beans and Arabidopsis [84 ].
Meaning of toxin for the defined word.
Grammatically, this word "toxin" is a noun, more specifically, a countable noun.