Alloxan is the most commonly employed agent for the
induction of diabetes in experimental animal model. There is
increasing evidence that alloxan causes diabetes by rapid
depletion of b cells by DNA alkylation and accumulation of
cytotoxic free radicals that is suggested to result from initial islet
inflammation, followed by infiltration of activated macrophages
and lymphocyte in the inflammatory focus. It leads
to a reduction in plasma insulin concentration leading to a stable hyperglycemia state (Szkudelski, 2001). In this study significant
hyperglycemia was achieved after alloxan injection.
Alloxan induced diabetic rats with more than 200 mg/dl of
blood glucose level were considered to be diabetic and used
for the study.