IC₅₀ values of the prepared Cu NPs for bacteria and cancer cells.

Bacteria/cancer cells		IC50 of Cu NPs, ppm	IC50 of control, ppm
Positive-gram bacteria	S. aureus	12.06 ± 0.48	0.03 ± 0.01
	B. subtilis	12.01 ± 0.26	4.93 ± 0.20
Negative-gram bacteria	S. enterica	—	0.59 ± 0.07
	P. aeruginosa	—	5.91 ± 0.20
Cancer cells	HepG2	3.03 ± 0.14	0.61 ± 0.14
	KB	2.33 ± 0.10	0.38 ± 0.01
	A549	1.09 ± 0.05	0.56 ± 0.03
	MCF7	0.82 ± 0.04	0.63 ± 0.04