Fig. 3From: Methylxanthines induce structural and functional alterations of the cardiac system in zebrafish embryosRepresentative pictures of zebrafish embryos at 72 hpf injected with: a Aminophylline; b Caffeine; c Diprophylline; d Doxofylline; e Etophylline; f IBMX; g Pentoxifylline; h Theophylline; i Dichloroaniline (positive control); and j Sterile water (negative control). The zebrafish embryos representative pictures were obtained with Leica MZ16F stereomicroscope(Germany) equipped with DFC 480 digital camera and LAS Leica Imaging software (Leica).Magnification 40XBack to article page