Frontiers2y
Intra-Tumoral CD8+ T-Cell Infiltration and PD-L1 Positivity in Homologous Recombination Deficient Pancreatic Ductal Adenocarcinoma
Multiplex chromogenic IHC was performed using the Discovery Ultra Autostaining Platform (Ventana Medical Systems, RRID: SCR_021254), with chromogenic detection kits from Ventana Medical Systems (No.