D014643Chemicals & DrugsD12.776.395.550.990D12.776.543.550.990D23.050.293.900D23.050.301.900Variant Surface Glycoproteins, Trypanosomaprns:meshDescriptorUIMeSH DescriptorUIprns:meshSemanticGroupNameMeSH semantic group nameprns:meshTreeNumberMeSH tree numberrdf:typetyperdfs:labellabelConcept