No effect: A firefly alone 5.5%; B ratio, wells as n 19.0%; C ratio, paired log2 5.4% (of which 'repression' 2.4%); D Renilla check 4.8% Treatment doubles firefly: A firefly alone 57.8%; B ratio, wells as n 100.0%; C ratio, paired log2 95.5% (of which 'repression' 0.0%); D Renilla check 5.1% Treatment raises Renilla by 50% only: A firefly alone 5.4%; B ratio, wells as n 96.7%; C ratio, paired log2 62.3% (of which 'repression' 62.3%); D Renilla check 31.7% Treatment doubles firefly, 3 transfections: A firefly alone 33.0%; B ratio, wells as n 100.0%; C ratio, paired log2 71.0% (of which 'repression' 0.0%); D Renilla check 4.9%