Results 91 to 100 of about 53,221 (243)

Assessment of Oxidative Stress, Vitellogenin, and Human Health Risks Derived From Nile Tilapia Exposed to Metals and Metalloids in Southeastern Brazil

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Urban coastal lagoons are highly vulnerable ecosystems increasingly affected by metal contamination, as well as multiple anthropogenic stressors. This study evaluated ecotoxicological and human health risks associated with chronic metal exposure in Nile tilapia (Oreochromis niloticus) from an anthropogenically impacted lagoon in southeastern ...
Julia Araújo Alves   +8 more
wiley   +1 more source

Chagas' disease of the colon

open access: yesJournal of British Surgery, 1976
Abstract One hundred cases of chagasic megacolon operated upon in Bahia, Brazil, have been analysed. The principal theories of the pathological physiology of the disease are discussed. The pre- and postoperative radio-graphic features of the colon are presented, and the surgical treatment as well as the incidence of complications and ...
openaire   +2 more sources

Mapping of Chagas disease research: analysis of publications in the period between 1940 and 2009

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 2011
INTRODUCTION: Publications are often used as a measure of success in research work. Chagas disease occurs in Central and Southern America. However, during the past years, the disease has been occurring outside Latin America due to migration from endemic ...
José Manuel Ramos   +3 more
doaj   +1 more source

Rotenone Induces Morphological Damage and Reduction in Catecholamine Levels in the Central Nervous System of the Ascidian Styela plicata

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Ascidians are invertebrates that occupy a key phylogenetic position as a sister group of the vertebrates. The organization of their central nervous system (CNS), with cortex and medulla, indicates a plesiomorphic character of the gray and white matter of vertebrates, making this group of animals useful for studies of neurodegenerative events ...
Andressa de Abreu Mello   +4 more
wiley   +1 more source

Immunopathology of Chagas disease [PDF]

open access: yesMemórias do Instituto Oswaldo Cruz, 1999
The main clinical forms of Chagas disease (acute, indeterminate and chronic cardiac) present strong evidences for the participation of the immune system on pathogenesis. Although parasite multiplication is evident during acute infection, the intense acute myocarditis of this phase exhibits clear ultrastructural signs of cell-mediated immune damage ...
openaire   +4 more sources

Health literacy & Chagas disease knowledge: A cross-sectional study in Southern Loja Province, Ecuador

open access: yesPEC Innovation
Objective: Health literacy is associated with many patient outcomes. This study sought to determine the association between a person's level of health literacy and their knowledge about Chagas disease. Methods: A cross-sectional survey was conducted with
Talia L. Caridi   +6 more
doaj   +1 more source

Risks of endemicity, morbidity and perspectives regarding the control of Chagas disease in the Amazon Region

open access: yesMemorias do Instituto Oswaldo Cruz, 2012
Chagas disease, in the Amazon Region as elsewhere, can be considered an enzootic disease of wild animals or an anthropozoonosis, an accidental disease of humans that is acquired when humans penetrate a wild ecosystem or when wild triatomines invade human
José Rodrigues Coura   +1 more
doaj   +1 more source

Microplastics and the Endocrine–Metabolic Interface: Novel Diagnostic Tools Targeting Thyroid–Adipose Axis

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Microplastics (MPs) have been identified as major environmental contaminants that can affect organisms directly and act as carriers of particles and chemical additives, thereby aggravating endocrine networks that coordinate metabolic homeostasis.
Sunday Amos Onikanni   +10 more
wiley   +1 more source

Hospitalizations due to stroke and their relationship with Chagas disease: a population-based analytical study using data from the Hospital Information System of the Brazilian National Health System, Minas Gerais, Brazil, 2022

open access: yesEpidemiologia e Serviços de Saúde
Objective To assess whether hospitalizations due to stroke were associated with Chagas disease and the Chagas disease vulnerability index in the state of Minas Gerais. Methods This was a population-based analytical observational study.
Ana Clara de Jesus Santos   +7 more
doaj   +2 more sources

Mortality Related to Chagas Disease and HIV/AIDS Coinfection in Brazil

open access: yesJournal of Tropical Medicine, 2012
Chagas disease in patients with HIV infection represents a potentially serious event with high case fatality rates. This study describes epidemiological and clinical aspects of deaths related to Chagas disease and HIV/AIDS coinfection in Brazil, 1999 ...
Francisco Rogerlândio Martins-Melo   +3 more
doaj   +1 more source

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