PPT Slide

Testing Algorithm for HCV NAT-conversion Panels

Alpha Therapeutic / NGI screening

(Antibody & 512 Pool PCR)

63 HCV NAT-conversion Panels ( 774 Donations )

5 Control Panels ( 54 Donations )

dHCV TMA Testing

Quantitative Viral Load

( Roche Monitor )

Intermittent Pre-Ramp-Up Viremia * in 25/41 (61%) panels ɯ pre-r/u units

Ramp-Up & Plateau Phase

Replicate dTMA ( x 3 ) &

NGI UltraQual PCR Testing

* Ramp-Up = consistent RNA detection with progressive increase in viral load.