Receptagen to Develop 'Growth Blocker' Monoclonal Antibody

Oncology NEWS International Vol 4 No 4, Volume 4, Issue 4

SEATTLE--Receptagen Ltd. has begun formal clinical development of its first "growth blocker" drug, based on promising laboratory studies. The agent, a monoclonal antibody that blocks the B12 carrier protein trans-cobalamin II, triggered apoptosis in cancer cells by depleting vitamin B12, an essential enzyme co-factor for cell proliferation, said Receptagen president A. Charles Morgan Jr., PhD.

SEATTLE--Receptagen Ltd. has begun formal clinical developmentof its first "growth blocker" drug, based on promisinglaboratory studies. The agent, a monoclonal antibody that blocksthe B12 carrier protein trans-cobalamin II, triggered apoptosisin cancer cells by depleting vitamin B12, an essential enzymeco-factor for cell proliferation, said Receptagen president A.Charles Morgan Jr., PhD.