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Confocal images of SCMBs4/ICAM-1/DNA complex. (a) Green fluorescence excited by 488 nm, indicating binding of ICAM-1 and SCMBs4. (b) Red fluorescence excited by 535 nm, indicating binding of PI-DNA and SCMBs4. (c) Overlaying fluorescence excited by 488 and 535 nm. Scale bar: 10 μm.
