CPC C12N 15/1006 (2013.01) [B01L 3/502761 (2013.01); C12N 15/1065 (2013.01); C40B 30/00 (2013.01); C40B 60/02 (2013.01); C40B 80/00 (2013.01)] | 24 Claims |
1. A solid support comprising a plurality of beads, wherein each bead comprises:
a hydrogel polymer precursor;
a crosslinker; and
a biomolecule disposed within each bead, wherein each bead is a porous hollow bead that comprises multiple polymer layers, wherein each polymer layer comprises at least one of a distinct pore size and a distinct pore density that allows diffusion of a reagent through the bead while retaining the biomolecule.
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