has part gene knock-down assay RNAi gene knockdown RNAi knockdown assay https://github.com/obi-ontology/obi/issues/1057 RNA interference knockdown assay RNAi gene knockdown assay Rebecca Jackson RNAi knockdown assay "Here, we described the development of RNAi by micro-injection of double-stranded RNA (dsRNA) in the pea aphid Acyrthosiphon pisum. Injection of dsRNA into whole aphid body induced the silencing of two marker genes with different expression patterns: the ubiquitously expressed Ap-crt genes encoding a calreticulin and the gut specific Ap-cath-L gene encoding a cathepsin-L." (PMID:17903251) A gene knockdown assay in which RNAi gene knockdown is used to disrupt gene transcripts. Rebecca Jackson pending final vetting