... cell culture system – a basis for screening novel insecticidal candidates Joshua M. Beatty1, Guy Smagghe2, Takehiko Ogura3, Yoshiaki Nakagawa3, MargaretheSpindler-Barth4and Vincent C. ... the insect ortholog of retinoid X receptor. The functional properties of EcR and USP vary among insect species, and provide a basis for identifying novel and species- specific insecticidal candidates ... potato beetleLeptinotarsa decemlineata. Pest Manag Sci 57, 85 8–8 65.36 Nakagawa Y, Minakuchi C, Takahashi K & Ueno T(2002) Inhibition of [3H] ponasterone A binding byecdysone agonists in...