Michelle Y.T. NgWen Siang TanBeng Ti Tey2024-12-272024-12-272012-0810.1016/j.jchromb.2012.06.043https://dspace-cris.utar.edu.my/handle/123456789/8427Purification of recombinant hepatitis B core antigen from unclarified Escherichia coli feedstock using phage-immobilized expanded bed adsorption chromatographyjournal-article