Our new supplier, Lumiprobe, offers reagents for insertion of chromo- and fluorophores in biological molecules. Lumiprobe offers reactive derivatives of the dyes like AF (identical to Alexa Fluor), BDP, cyanines, FAM, ROX, TAMRA with reactive moieties like NHS esters, azydes, alkynes, maleimides, hydrazides, carboxy- or amino-.