Fuente: WIPO "biotechnology" The present invention provides isolated nucleic acids encoding insect nuclear receptor polypeptides, isolated insect nuclear polypeptides, and uses thereof. The disclosed insect nuclear receptor nucleic acids and polypepides can be used in screening assays to identify insecticidal compounds. The disclosed insect nuclear receptor nucleic acids and polypeptides can further be used as components of a chimeric expression cassette for inducible gene expression.