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Fig. 8 | Journal of Nanobiotechnology

Fig. 8

From: Ni-hemin metal–organic framework with highly efficient peroxidase catalytic activity: toward colorimetric cancer cell detection and targeted therapeutics

Fig. 8

a Target-directed cancer cell detection b Uu-vis absorbance changes at 450 nm upon analyzing different numbers of MCF-7 cells (1) 5 × 101, (2) 1 × 102, (3) 2 × 102, (4) 4 × 102, (5) 8 × 102, (6) 1.6 × 103, (7) 3.2 × 103 (8) 6.4 × 103, (9) 1.3 × 104, (10) 2.5 × 104, (11) 5 × 104, and (12) 1 × 105, c the absorption intensity changes at 450 nm and photographs of the well plates (inset) with corresponding different numbers (50−1 × 105) of MCF-7

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