US Pathologist, Dr. Michael Lynch, from the Medical and Scientific Affairs (MSA) department for Roche Tissue Diagnostics discusses:

1. How and why PD-L1 is present on tumor cells as well as being
present on immune cells
2. The different tumor types that show PD-L1 expression
3. The dramatic response of some patients to anti-PD- L1 or anti-PD- 1 therapy, or immunotherapy
4. The diagnostic tests that are available for PD-L1 and how they should be used
5. The SP142 diagnostic assay and how it stains both tumor cells and immune cells
6. The patterns of staining and why they might be important

For questions, comments, or study ideas please contact your U.S. medical and scientific affairs manager or email them at: [email protected]


PP-US-13146 (Video)
PP-US-13147 (script and references)