Table 2 Phytochemical screening of the P. guajava bark fractions
Metabolite | Pg-YP-22A | Pg-YP-22B | Pg-YP-22C | Pg-YP-22D | Pg-YP-22E |
|---|---|---|---|---|---|
Alkaloids | – | +++ | +++ | +++ | +++ |
Tannins | – | + | +++ | +++ | +++ |
Flavonoids | – | – | +++ | ++ | ++ |
Glycosides | – | – | + | ++ | – |
Triterpenes | ++ | ++ | – | – | – |
Sterols | ++ | ++ | + | – | – |
Coumarins | – | – | – | + | – |
Saponins | – | – | – | – | – |
Quinones | – | – | – | – | – |