Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain
the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in
Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles
and JavaScript.
Attempts in Europe to resist imports of genetically modified maize from the United States risk a damaging trade battle. But opposition springs from science and public distrust, both of which need a considered response from industry and politicians alike.
Trace molecules present in crude oils may hold the key to knowing how far oil has migrated in the Earth's subsurface. If so, improved mapping of migration pathways can aid in the search for new petroleum reserves.
This section is an inventory of monoclonal antibodies and other new tools available for immunology, including a DAB system for immunoblotting, an HPLC system that monitors IgG glycosylation and the v-Ha-ras(TG.AG) transgenic mouse.
