Table 1.

Enhancement of cytotoxicity (%) for DOX (Doxorubicin)-loaded CMCA (Citrate-modified carbonate apatite) NPs (nanoparticles).

Concentration of DOX	MCF-7	4T1
1 pM	13.35 ± 1.92	4.14 ± 1.4
10 pM	16.90 ± 1.34	12.42 ± 1.62
100 pM	10.85 ± 1.87	13.45 ± 2.27
1 nM	15.66 ± 2.69	17.72 ± 2.58
10 nM	15.12 ± 3.25	15.78 ± 4.32
100 nM	20.99 ± 1.93	19.40 ±1.34
1 µM	25.62 ± 0.82	11.77 ± 1.25

MCF-7: Michigan Cancer Foundation-7 (human breast cancer cell line).