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Table 2 Phytochemical compounds and antimicrobial activities of plant extracts

From: Antibacterial activities of plant leaf extracts against multi-antibiotic resistant Staphylococcus aureus associated with skin and soft tissue infections

Plant extract

Anthocyanin

Alkaloid

Glycosides

Coumarins

Flavonoids

Phenols

Quinons

Saponins

Tannins

Terpenoids

Inhibitory Concentration

IC50 (mg/ml)

IC90 (mg/ml)

Moringa oleifera

–

++

+

+

++

+

–

+++

+

+++

4.80

9.6

Acalypha wilkesiana

++

+

++

–

+

++

+

++

++

++

3.23

12.9

Azadirachta indica

+

++

+

++

+++

++

+

++

+

++

11.10

22.2

Vernonia amygdalina

+

+++

–

+

++

++

+++

++

++

++

3.75

7.5

p-value

0.391

0.638

0.95

0.95

0.761

0.391

0.058

0.015

0.391

0.031

0.02

0.028

95%CI

          

−0.08 – 11.52

2.72–23.38