A PHARMACEUTICAL COMPOSITION OF KILLED CELLS WITH SUBSTANTIALLY RETAINED IMMUNOGENICITY

摘要

This invention discloses the process for lyophilisation of the treated cells which comprises the use of a solution containing Trehalose along with amphipathic polymer Polyvinylpyrrolidone. Further the invention discloses the process treating cancer cells, freezing, lyophilizing and reconstituting. Immunomodulator treated dead, but intact cancerous cells were recovered, which can subsequently be used for cancer immunotherapy.