blan08_rnapaths; Analyses of endogenous rna substrates of xrn and exosome and ptgs pathways What are the endogenous RNA substrates co-regulated by RQC and PTGS pathways? Genome-wide analyses of endogenous RNA substrates of RNA Quality Control pathways; wild type versus 15 mutants. Overall design: 30 dye-swap - gene knock in (transgenic), gene knock out