Sudeep Kumar
Unichem Laboratories Ltd, India
Keynote: J Cancer Sci Ther
Recombinant protein (ULLB-0005), is derived from a natural fungal protein, which has high binding specifi city toward the carbohydrate antigen (Gal???²1?¢????3GalNAc-???±-O-Ser/Th r). Th e natural Amino acid sequence has been modifi ed to make more stable and soluble protein. Modifi ed sequence has been cloned and express in E.coli. Th e protein was purifi ed through diff erent column chromatography and was characterized as a single protein. Th e present study evaluated the anticancer activity of Recombinant protein ULLB-0005 by determining in vitro cytotoxicity fi ngerprint, effi cacy, mechanism and safety in human cell lines. Promising cytotoxicity was observed in 9 diff erent cancer cell line, with a good safety profi le in human PBMCs. Th e effi cacy of the Molecule as antitumor agent was assessed in respective xenograft immuno-compromised mice models in vivo. As expected the molecule showed strong anti-cancer activity in immune-compromised mice model in various cancers which was observed in the reduction of tumor volume. ULLB-0005 induced strong apoptotic signal by modulating Phosphatidyl serine (PS) externalization, mitochondrial membrane depolarization, cell cycle arrest, ultimately leading to death in cancer cells. Inhibition of proliferation and migration was observed in human endothelial cells, suggesting potential antiangiogenic eff ect. Further studies to evaluate possible synergistic eff ect of the molecule with approved chemotherapeutic agents for Breast and Pancreatic cancers showed good synergy in In-vitro test. Detailed mul??? ti-arm mechanistic studies to investigate the eff ect of the molecule on multiple targets and signaling pathways involving kinases, GPCRs, Growth factor receptors, infl ammatory markers and circulatory markers for metastasis are ongoing using multiplex platforms. Th e data for the same shall be presented.
Sudeep Kumar did his Post Doc in Biotech from Valencia, Spain on puriï¬ cation, cloning and sequencing of Cellulase and Xylanase enzyme. He has more than 20 years of experience in Biopharma. He has worked from R&D to tech transfer and manufacturing of different molecules. He is dealing with different regulatory agencies for approval and faced WHO, USFDA and other regulatory audits. He also actively involved with clinical research team for Preclinical and clinical trials of recombinant proteins and vaccine. He established the VLP technology platform for different vaccine in India in collaboration with Novavax.
Email:sudeep.kumar@unichemlabs.com
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