2 results for “oenocyte”

Research ArticleOpen accessIn the keywordsFat Body Cells of Gynes and Queens of Four Species of Fungus Growing Ants (Hymenoptera: Formicidae: Attini); Relationship with the VitellogenesisG. C. Roma, M. I. Camargo-Mathias, O. C. BuenoThe morphometric analysis of fat body cells of gynes of Cyphomyrmex rimosus and Mycetarotes parallelus and queens of Acromyrmex disciger and Atta laevigata revealed significant differences in area of parietal and perivisceral trophocytes in all studied species. This was also observed for parietal and perivisceral oenocytes. No differences, however, were observed when the areas of oenocytes of gynes are compared. … …American Journal of Agricultural and Biological Sciences, Vol. 1, Issue 3 · 30 Sep 2006 · 7,781 accessesView PDF Cite

Research ArticleOpen accessIn the abstractExposure to Mercury at Trace Concentrations Leads to Collapse of the Hepato-Nephrocitic System in Two Neotropical Species of BumblebeeFelipe Lissoni de Andrade Nogueira, Paulo José Bálsamo, Monica Jones Costa, Fábio Camargo AbdallaThis research aimed to investigate the effects of exposure to safe concentrations of mercury on the morpho-physiology of cells of the hepato-nephrocitic system of two species of neotropical bees. Workers of the neotropical bumblebee species Bombus morio and B. atratus were exposed to 0.2 ppb mercury for 48 h by ingestion. Bioassays were performed according some direction of OECD (2017) … …American Journal of Agricultural and Biological Sciences, Vol. 14, Issue 1 · 14 Dec 2018 · 8,617 accessesView PDF Cite