Results 91 to 100 of about 312,210 (374)

Identifying Current and Missing Knowledge in the Control of Pyrethroid-Resistant Triatoma Infestans, Vector of Chagas Disease [PDF]

open access: yes, 2017
Triatomines are blood-sucking bugs that occur mainly in Latin America. They are vectors of Trypanosoma cruzi, the parasite that causes Chagas disease.
Picollo, Maria Ines   +1 more
core   +1 more source

Paleopathology of a putative colossosaurian caudal vertebra (Neosauropoda: Titanosauria) from the Presidente Prudente Formation, Brazil

open access: yesThe Anatomical Record, EarlyView.
Abstract Studies investigating paleopathologies in sauropods remain scarce despite their relative abundance in the fossil record. In this study we report new occurrence of paleopathological features, corresponding to a neoplasm found in a middle caudal vertebra (MCT.R.2120) of an advanced titanosaur from the Presidente Prudente Formation (Bauru Basin ...
Maria Luiza Peres Bertolossi   +5 more
wiley   +1 more source

Chagas disease 101 [PDF]

open access: yesNature, 2010
It is 101 years since Carlos Chagas discovered the parasite responsible for the disease that now bears his name. What progress has been made since this discovery? Here Julie Clayton gives the low-down on Chagas disease.
openaire   +2 more sources

Patterns of antenal sensilla of Panstrongylus megistus from three Brazilian states [PDF]

open access: yes, 2005
The objective of the present study was to analyze and describe the phenotype of the antennal sensilla of Panstrongylus megistus, one of the epidemiologically most important species of triatomines in Brazil.
Catala, Silvia Susana   +4 more
core   +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

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

Chagas disease surgery [PDF]

open access: yesMemórias do Instituto Oswaldo Cruz, 1999
The dilatations that occur in the body are classified according to different systems: (1) biliary: mega-gallbladder, mega-common bile duct; (2) cardiovascular: cardiomegaly; (3) urinary: megapelvis, megaureter, megabladder; (4) respiratory: bronchiectasis, megabronchus; (5) megapharynx (?); (6) megaesophagus; (7) megastomach; (8) achalasia of the ...
openaire   +4 more sources

Oviposition in the blood-sucking insect Rhodnius prolixus is modulated by host odors [PDF]

open access: yes, 2015
Background: Triatomine bugs are blood-sucking insects, vectors of Chagas disease. Despite their importance, their oviposition behavior has received relatively little attention. Some triatomines including Rhodnius prolixus stick their eggs to a substrate.
Guerenstein, Pablo Gustavo   +1 more
core   +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

Identification of Potential Trypanosoma cruzi Trans-Sialidase Inhibitors by Computational Drug Repositioning Approaches

open access: yesScientia Pharmaceutica
Chagas disease, caused by the parasitic protozoan Trypanosoma cruzi (T. cruzi), represents a worldwide public health issue. To date, there is no efficient treatment to combat this pathology, and the only drugs available are usually toxic to the patient ...
Miguel A. Uc-Chuc   +5 more
doaj   +1 more source

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