Halberd Corp (OTC:HALB) Featured on Proactive Investors Watch Now!

September 1, 2022

Halberd Corporation (OTC:HALB) President and CEO Bill Hartman and Chief Technology Officer Dr Mitchell Felder tell Proactive that the company has reached a significant milestone after its researchers demonstrated the ability to precisely control the level of PD-1 (programmed cell death–1) in human blood serum in laboratory in-vitro testing. PD-1 is a T-Cell protein that can be used by tumor cells to fool the body’s immune system. Watch video now and read…

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