Results: 1100

Vivendo com Chagas: registro de histórias de vida e atividades de educação não formal com portadores de Doença de Chagas

A Doença de Chagas (DC), endêmica na América Latina, afeta 7 milhões de pessoas no mundo. Estima-se que no Brasil cerca de 3 milhões de pessoas estejam infectadas pelo parasita causador da doença, o Trypanosoma cruzi. Estudos qualitativos que registrem a voz do portador da DC são escassos, com pou...

As doenças negligenciadas e suas representações sociais: um estudo com profissionais de saúde

As doenças negligenciadas são caracterizadas por um grupo de enfermidades infecciosas que atingem principalmente a população de baixa renda nos países em desenvolvimento, com poucos investimentos em pesquisa e tecnologia para avançar no controle, na prevenção e tratamento medicamentoso. São assi...

Using prodigiosin against some gram-positive and gram-negative bacteria and Trypanosoma cruzi

This work aimed to explore the action of natural prodigiosin on both bacterial organisms and Trypanosoma cruzi cells. Methods: Natural prodigiosin pigment was extracted and purified from cultures of Serratia marcescens. Two media, peanut broth and peptone glycerol broth, both recommended in the literatu...

Factors associated with the presence of triatomines in rural areas of south Argentine Chaco

Abstract INTRODUCTION: The domestic and peridomestic presence of Triatoma infestans depends on several factors, such as human behavior, vector behavior, ecology, and the environment. METHODS: This work was conducted in 139 domiciliary units, where triatomines were captured and risk factors in domicil...

Dehydrodieugenol B derivatives as antiparasitic agents: Synthesis and biological activity against Trypanosoma cruzi

Chagas disease is a neglected protozoan disease that affects more than eight million people in developing countries. Due to the limited number and toxicity profiles of therapies in current use, new drugs are urgently needed. In previous studies, we reported the isolation of two related antitrypanosomal ...

Morphological differentiation between seven Brazilian populations of Haemagogus capricornii and Hg. janthinomys (Diptera: Culicidae) using geometric morphometry of the wings

Abstract INTRODUCTION: Haemagogus capricornii and Hg. janthinomys females are considered morphologically indistinguishable. We analyzed morphometric variability between Brazilian populations of these species using wing geometric morphometry. METHODS: Size and shape at intra- and interspecific levels w...

Congenital Chagas disease: alert of research negligence

Abstract INTRODUCTION: Chagas disease (CD), a neglected endemic disease in Latin America, has acquired new epidemiological characteristics with an increase in the importance of alternative transmission routes such as congenital transmission. We evaluated the scientific research on this subject. METHOD...

Occurrence of triatomines (Hemiptera: Reduviidae) in domestic and natural environments in Novo Remanso, Itacoatiara, Amazonas, Brazil

Abstract INTRODUCTION The present study reports the presence of triatomines in natural, peridomestic, and intradomicile environments in Itacoatiara municipality, state of Amazonas, a non-endemic region for Chagas disease. METHODS Active search was performed inside tree trunks, and palm trees, residen...