Resumo Venenos sao uma substancia tóxica (composta por uma ou mais toxinas) que podem causando lesao fisiológica dependente da dose. As toxinas sao moléculas bioativas formadas principalmente por compostos enzimáticos e nao enzimático que porque provocam consequéncias indesejáveis nas presas, alé...
Abstract Introduction: Adequate biological identification is fundamental for establishing integrated pest management programs and identifying the trophic and mutualist relationships that can affect pest population dynamics. Aphids are the main pest of pepper Capsicum spp. (Solanaceae) crops in Southweste...
Fire ant venom is a complex mixture consisting of basic piperidine alkaloids, various biologically active peptides and protein components, including a variety of major allergenic proteins. Tropical fire ant Solenopsis geminata is an important stinging ant species that causes anaphylaxis and serious medic...
Advancements in proteomics, including the technological improvement in instrumentation, have turned mass spectrometry into an indispensable tool in the study of venoms and toxins. In addition, the advance of nanoscale liquid chromatography coupled to nanoelectrospray mass spectrometry allows, due to its ...
Sol i 2 is a potent allergen in Solenopsis invicta venom, and most humans exhibit reactivity to it. The Sol gem 2 allergen found in the venom of the Thai tropical fire ant Solenopsis geminata was analysed in the present study. The protein was present in higher amounts than other proteins, as determined b...
Säo apresentados 3 casos clínicos de trauma ocular por insetos da ordem dos Himenópteros. Tais acidentes säo pouco frequentes em grandes cidades. Os insetos inoculam nos tecidos oculares misturas de substâncias altamente tóxicas, como aminas, peptídeos, enzimas. Todos os casos apresentavam altera...
