ERYTECH Pharma (Euronext: ERYP – Nasdaq: ERYP), a clinical-stage biopharmaceutical company developing innovative therapies by encapsulating drug substances inside red blood cells, today announced that the first patient has been enrolled in its Phase 2 clinical trial, named TRYbeCA2, evaluating its lead product candidate eryaspase for the treatment of first line triple negative breast cancer (TNBC).