Acute and Subchronic Toxicity Assessment of Conventional Soxhlet Cymbopogon citratus Leaves Extracts in Sprague–Dawley Rats

Figure 8

Representative micrographs of the heart tissue in Sprague–Dawley rats after six weeks of CSE C. citratus ethanolic extract administration (x100). Micrographs showing the characteristic branching arrangement of myocardial fibres (F) with centrally placed nuclei. No inflammatory cells are present and no myocardial infarcts. (a) Heart tissue of control rats treated with sterilized distilled water. (b) Heart tissue of rats treated with 200 mg/kg bw.t CSE C. citratus ethanolic extract. (c) Heart tissue of rats treated with 600 mg/kg bw.t CSE C. citratus ethanolic extract. (d) Heart tissue of rats treated with 1200 mg/kg bw.t CSE C. citratus ethanolic extract.

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