COMPARATIVE STUDY OF THE PHYTOCHEMICAL COMPOSITION OF THE LEAVES AND THE PEELS OF UNRIPE FRUITS OF Carica papaya  

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ABSTRACT

The quantitative phytochemical analysis of leaves and peel of unripe Carica papaya were carried out using standard procedures. The phytochemical analysis revealed the presence of alkaloids, flavonoids, saponins, tannins and cyanogenic glycosides in variable amount. The leave contained 2.52 ± 0.0212%, 0.74 ± 0.0141%, 6.36 ± 0.1555%, 46.58 ± 0.0565% and 69.77 ± 0.0848% of alkaloids, flavonoids, saponin, tannin and cyanogenic glycosides while the unripe peel contained alkaloid (3.72 ± 0.04959%), saponin (1.28 ± 0.0424%), flavonoid (4.38 ± 0.1766%), Tannins (35.38 ± 0.0.0282mg/100g), and cyanogenic glycosides (89.34± 0.0282%) respectively. The significance of this result is that the distribution of phytochemicals in the Carica papaya depends on the plant parts and their presence suggests the therapeutic and medical values of the plant. It is therefore recommended that the epicarp (peels) of fruits such as pawpaw should be blended alongside the fruit and consumed.

TABLE OF CONTENTS

Title page – –        –        –        –        –        –        –        –        i

Certification         –       –        –        –        –        –        –        –        ii

Dedication –          –        –        –        –        –        –        –        –        iii

Acknowledgements        –        –        –        –        –        –        –        iv-v

Table of contents  –        –        –        –        –        –        –        vi

CHAPTER ONE: INTRODUCTION

1.1     BACKGROUND OF THE STUDY

1.2     AIM AND OBJECTIVES OF THE STUDY

1.2.1  Aim

1.2.2 Objectives

1.3     SCOPE AND LIMITATION OF THE STUDY

CHAPTER TWO: LITERATURE REVIEW

2.1     Carica papaya (Paw-Paw) Plant

2.2     NUTRITIONAL PROPERTIES Of Carica papaya PLANT

2.3     PHYTOCHEMICAL COMPOSITION OFCarica papayaPLANT

2.3.1 Alkaloids

2.3.2  Terpenoids

2.3.3  Flavonoids

2.3.4  Saponins

2.4     MEDICINAL PROPERTIES OFCarica papayaPLANT

2.4.1  Treatment of Dengue fever with Carica papaya plant extract

2.4.2  Management of Blood – Related issues

2.4.3  Antihyperglycemic Effects of Carica papaya plant extract

2.4.4  Digestive Disorder treatment with Carica papaya extract

2.4.5  Antifungal Activity of Carica papaya extract

2.4.6  Antimicrobial Activity of Carica papaya extract

CHAPTER THREE:  MATERIALS AND METHODS

3.1     Materials and Reagents

3.1.1  COLLECTION OF PLANT SAMPLES

3.1.2  PREPARATION OF PLANT SAMPLES

3.2     METHODS

3.2.1  Determination of Alkaloids

3.2.2  Evaluation of Saponinin the Samples

3.2.3  Determination of Tannins

3.2.4  Determination of Hydrogen Cyanide

3.2.5  Determination of Flavonoids in the Samples

CHAPTER FOUR: RESULTS AND DISCUSSION

4.1     Results

4.2     Discussion

CHAPTER FIVE: CONCLUSION AND RECOMMENDATIONS

5.1     Conclusion

5.2     RecommendationsReferences