Results 51 to 60 of about 114,131 (308)

Encontro de Aedes albopictus no Estado do Pará, Brasil

open access: yesRevista de Saúde Pública, 2003
Pela primeira vez é registrada a presença do Aedes (Stg) albopictus no Estado do Pará, Brasil, em área urbana no município de Medicilândia distante cerca de 90 km de Altamira, onde foram capturados por meio de isca humana 42 exemplares de mosquitos ...
Maria de Nazaré de Oliveira Segura   +5 more
doaj   +1 more source

Metacyclogenesis defects and gene expression hallmarks of histone deacetylase 4-deficient Trypanosoma cruzi cells

open access: yesScientific Reports, 2021
Trypanosoma cruzi—the causative agent of Chagas disease—like other kinetoplastids, relies mostly on post-transcriptional mechanisms for regulation of gene expression.
Gisele Fernanda Assine Picchi-Constante   +10 more
doaj   +1 more source

Increase of reactive oxygen species by desferrioxamine during experimental Chagas' disease. [PDF]

open access: yes, 2010
Oxidative stress is common in inflammatory processes associated with many diseases including Chagas' disease. The aim of the present study was to evaluate, in a murine model, biomarkers of oxidative stress together with components of the antioxidant ...
Olindo Assis Martins-Filho   +30 more
core   +1 more source

How people affected by Chagas disease have struggled with their negligence: history, associative movement and World Chagas Disease Day [PDF]

open access: yes, 2022
Chagas disease; Negligence; Associative movementEnfermedad de Chagas; Negligencia; Movimiento asociativoMalaltia de Chagas; Negligència; Moviment associatiuIt is well documented that Chagas disease (CD) can pose a public health problem to countries.
Dehousse, Aurore   +6 more
core   +1 more source

Postcranial anatomy and osteohistology of an early prozostrodont cynodont from the Upper Triassic of Brazil

open access: yesThe Anatomical Record, EarlyView.
Abstract Prozostrodon brasiliensis, a probainognathian cynodont of the clade Prozostrodontia, is recognized as a key taxon for understanding the origin of Mammaliaformes and mammals. Despite detailed investigations of its cranial anatomy, the postcranial skeleton has received comparatively less attention.
Iasmim M. Michelotti   +4 more
wiley   +1 more source

Integrated microanatomy and microstructure of the maxillary tooth plate reveal a reinforced feeding system and tougher diet in Late Triassic Hyperodapedontinae (Rhynchosauria, Archosauromorpha)

open access: yesThe Anatomical Record, EarlyView.
Abstract Hyperodapedontine rhynchosaurs possessed a unique oral apparatus, long interpreted as an adaptation for processing abrasive and resistant plant material. However, the microanatomical and histological evidence supporting this interpretation remains poorly documented.
Caio A. Scartezini   +3 more
wiley   +1 more source

Performance improvement of discrete‐time linear‐quadratic regulators applied to uncertain linear systems using the Tikhonov regularization method

open access: yesAsian Journal of Control, EarlyView.
Abstract The linear‐quadratic regulator (LQR) problem of optimal control of an uncertain discrete‐time linear system (DTLS) is revisited in this paper from the perspective of Tikhonov regularization. We show that an optimally chosen regularization parameter reduces, compared to the classical LQR, the values of a scalar error function, as well as the ...
Fernando Pazos, Amit Bhaya
wiley   +1 more source

Chagas disease in the Chaco [PDF]

open access: yesNature, 2010
Researching disease transmission in poor, rural settings is part scientific inquiry, part diplomacy.
openaire   +2 more sources

Targeting Amastigote and Trypomastigote Phases: Multi‐Epitope Vaccine Strategy Against Trypanosoma cruzi

open access: yesBiotechnology and Applied Biochemistry, EarlyView.
ABSTRACT Effective vaccines against Trypanosoma cruzi, the causative agent of Chagas disease, are urgently needed. Here, we report the design and in silico validation of a novel multiepitope vaccine construct targeting the key surface proteins ASP‐2 and gp82. Using a comprehensive immunoinformatics pipeline, we identified and selected 38 potent T‐cell (
Maria Karolaynne da Silva   +8 more
wiley   +1 more source

Enzymatic synthesis of acylglycerides from agroindustrial residues: process design and simplified techno‐economic assessment

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract This study developed an enzymatic process to add value to palm oil fatty acid distillate (PFAD) and glycerol, resulting in the production of monoacylglycerides (MAG) and diacylglycerides (DAG). The biocatalyst loading (Novozym 435) and molar ratio of reagents were evaluated to obtain a suitable reaction condition in terms of space–time yield ...
Ronaldo Rodrigues de Sousa   +4 more
wiley   +1 more source

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