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</p><p><strong>
Chapter ONE
</strong></p><p>1.1<em>OcimumGratissimum</em></p><p>1.2 Phytochemical</p><p>1.3 Classes of phytochemicals</p><p>1.3.1 Alkaloids</p><p>1.3.2 Flavonoids</p><p>1.3.3 Saponin</p><p>1.3.4 Tannin</p><p>1.3.5 Terpenes</p><p>1.3.6 Phenolics</p><p>1.4 Mechanism of action of phytochemicals</p><p>1.4.1 Anti- oxidant</p><p><strong>
Chapter TWO
</strong></p><p>2.0 MATERIALS AND METHOD</p><p>2.1 Plant material collection and identification</p><p>2.2 Apparatus used</p><p>2.3 Chemicals and reagents</p><p>2.4 Preparation of plant extract</p><p>2.5 Qualitative phytochemical screening</p><p>2.5.1 Test for Alkaloids(Wagner’s test)</p><p>2.5.2 Test for Saponin (Froth test)</p><p>2.5.3 Test for Tannin</p><p>2.5.4 Test for Flavonoids</p><p>2.5.5 Test for Phytosterols</p><p>2.5.6 Test for Phenols</p><p>2.6 Quantitative analysis and Anti-oxidant activity</p><p>of O.gratissimum</p><p>2.6.1 Estimation of total flavonoids</p><p>2.6.1.1 Preparation of sample</p><p>2.6.1.2Preparation of quercetinstandard calibration curve</p><p>2.6.2 Determination of tannins concentration</p><p>2.6.2.1Preparation of sample</p><p>2.6.2.2Preparation of tannic acid standard calibration curve</p><p>2.6.3 Determination of total Phenol content</p><p>2.6.3.1Preparation of sample</p><p>2.6.3.2Preparation of gallic acid standard</p><p>2.6.4 Determination of Saponin concentration</p><p>2.6.5 Determination of Alkaloid concentration</p><p>2.6.6 Ferric Reducing Power Assay</p><p>2.8 Gas Chromatography- Mass Spectrometry</p><p><strong>
Chapter THREE
</strong></p><p>3.0 RESULTS </p><p>3.1 Qualitative phytochemical screening of <em>O.gratissimum </em></p><p>3.2 Quantitative/anti-oxidant analysis of <em>O. Gratissimum </em></p><p>3.2.1 Total flavonoid content</p><p>3.2.2 Total tannin content</p><p>3.2.3 Total Phenol content</p><p>3.2.4 Total saponin content</p><p>3.2.5 Total alkaloid content</p><p>3.1.3 Reducing power assay</p><p>3.2 GC-MS analysis</p><p><strong>
Chapter FOUR
</strong></p><p>4.0 Discussion, conclusion and recommendation</p><p>4.1 Discussion</p><p>4.2 Conclusion</p><p>4.3 Recommendation</p><p><strong>REFERENCES</strong> </p><p>APPENDIX.</p>
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