Cy3 is a fluorescent dye by GE Healthcare (formerly Pharmacia Amersham). Preferably Cy3 is been used for detection on DNA Arrays. The fluorescence lies in the orange range; Cy3 can also be used for Real-Time PCR probes.

Dyes of the same wavelength range are Yakima Yellow (YAK), JOE, R6G und HEX.

Cy3 can be combined with TAMRA, Dabcyl, BHQ-1, BHQ-2 and BBQ (BlackBerry) quenchers. We recommend BBQ.

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