e. pyrogenic toxins carried ny a prophage- f. identify this pathogen - 7. Suzie has a sore throat, fever, difficulty swallowing and a rash that covers neck and chest. A gram positive cocci bacteria, found in chains, is isolated from a swab. It has the following virulence factors: a. M proteins - b. hyaluronic acid capsule - c. Streptokinases \& streptolysins- d. Cs peptidase.