Table 3.

Contingency table showing % growth inhibition of ZR75 colonies when treated with various drug concentrations and combinations.

% Growth inhibition P alone	Conc.	% Growth inhibition with combination treatment
100*	P20	-	-	100	100
98.34*	P10	83.34	93.34	93.75	-
53.75*	P5	-	93.34	93.75	-
50*	P1	-	-	-	-
	Conc.	H5	H10	H25	H50
	% Growth inhibition H alone	33.75*	45.42*	22.92*	22.09*

Values given in bold indicate % Growth inhibitions for combination therapy and those with * are for monotherapy.