. "This screening could be amenable to small subjects that can be processed in large number, for example: arabidopsis,bacteria, drosophila, fungi, nematodes, viruses, zebrafish, and tissue culture cells derived from mammals.A nematode or other organism that produces a colorimetric, fluorogenic, or luminescent signal in response to a regulated promoter (e.g., transfected with a reporter gene construct" . . .