In Vitro Antimicrobial Activity of Piper retrofractum Fruit Extracts against Microbial Pathogens Causing Infections in Human and Animals

Table 1

Percent yield of crude extract from P. retrofractum by several solvent extraction.

Extraction	Crude extract obtained from fresh fruits of Piper retrofractum Vahl (250 g)
	Met	Hex	Dic	Iso	Ace
Crude extract (g)	13.6812	7.2825	27.8815	30.9531	20.9458
% Yield	5.47	2.91	11.15	12.38	8.38

Met = methanol, Hex = hexane, Dic = dichloromethane, Iso = isopropanol, and Ace = acetonitrile.