Differential effects of route of T-2 toxin exposure on hepatic oxidative damage in mice.

Abstract:

:T-2 toxin is the most toxic among mycotoxins and poses a potential health hazard for both humans and animals. At high doses, T-2 toxin can cause shock-like syndrome that can result in death. We evaluated the effect of time course and route of exposure on hepatic oxidative damage in mice and it is only such study so far to compare the effects of dermal and subcutaneous exposure of T-2 toxin. Mice were exposed to 1 LD50 of T-2 toxin either by percutaneous (5.94 mg/kg body weight) or subcutaneous (1.54 mg/kg body weight) route and sacrificed at 0, 1, 3, and 7 days postexposure. Analysis of a number of serum biochemical variables, antioxidant enzymes activity, gene and protein expression by immunoblot assay showed time and route dependent effects of T-2 induced hepatic oxidative damage. Time dependent increase in protein carbonyl content and protein oxidation was seen in serum and liver. Results of our study may provide possible mechanism for developing medical countermeasures against T-2 toxin.

journal_name

Environ Toxicol

journal_title

Environmental toxicology

authors

Chaudhary M,Bhaskar AS,Rao PV

doi

10.1002/tox.21895

subject

Has Abstract

pub_date

2015-01-01 00:00:00

pages

64-73

issue

1

eissn

1520-4081

issn

1522-7278

journal_volume

30

pub_type

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