Profile: Berry & Associates, Inc. deals with nucleosides and their analogs for biochemical & biomedical research. We manufacture specialty monomers for oligonucleotide synthesis, i.e., phosphoramidites and solid-phase-linked monomers. We further offer oligonucleotide purification products, biotins, fluorescent markers, quenchers of fluorescence, carbohydrates, spacers, linkers, & heterocycles.