RICHMOND HILL, ON / ACCESSWIRE / April 21, 2022 / Helix BioPharma Corp. (TSX:HBP) ("Helix" or the "Company"), a clinical-stage biopharmaceutical company developing unique therapies in the field of immuno-oncology, based on its proprietary technological platform DOS47, today announces that it has closed a private placement financing for net proceeds of $2,002,000 from the issuance of 7,700,000 common shares at a price of $0.26 per common share. Mr. Jerzy Wilczewski ("Mr. Wilczewski"), an insider...