HSPA1A and infection: Notably, in the mock transcriptomic data, there are higher levels of sequenced HSPA1A and HSPA1B transcripts in A549 cells compared to MRC-5 cells prior to infection with ChAdOx1 nCoV-19 with the reverse being true for PML transcripts (Additional file 15: Table S12 and Additional file 16: Table S13).