Search

Results: 358

Cover Image for Crowdfunding for Entrepreneurial Education

Crowdfunding for Entrepreneurial Education

Carlos Denner dos Santos, Marina Moreira, Amanda Panis, Dyego Alves

Jan 01, 2022

This paper applies the concept of a crowdsourcing campaign in the context of entrepreneurial education, and reports the perception of participants in such application in a large business school. The classroom task is to prepare...

Distance Education Education Educational Technologies

Published by: IGI Global Scientific Publishing

Cover Image for Climate change and modern slavery in public procurement

Climate change and modern slavery in public procurement

Michael Rogerson, Johanne Grosvold, Kyle Alves

Jan 22, 2024

This is a summary of the report from the project entitled: Intersecting sustainabilities: Protecting both people and planet in public sector supply chains, based on research conducted by Michael Rogerson (University of Sussex)...

Cover Image for Climate change and modern slavery in public procurement

Climate change and modern slavery in public procurement

Michael Rogerson, Johanne Grosvold, Kyle Alves

Jan 22, 2024

This is a summary of the report from the project entitled: Intersecting sustainabilities: Protecting both people and planet in public sector supply chains, based on research conducted by Michael Rogerson (University of Sussex)...

$Cover Image for Species fractionation in atomic chains from mechanically stretched alloys.$ View Article

Species fractionation in atomic chains from mechanically stretched alloys.

Pedro Alves da Silva Autreto, Douglas S Galvao, Emilio Artacho

Aug 10, 2017

Bettini et al (2006 Nat. Nanotechnol. 1 182-5) reported the first experimental realization of linear atomic chains (LACs) composed of different atoms (Au and Ag). The different contents of Au and Ag were observed in the chains...

NANOWIRES Molecular dynamics Alloys HRTEM

Cover Image for Structural and functional analysis of four non-coding Y RNAs from Chinese hamster cells

Structural and functional analysis of four non-coding Y RNAs from Chinese hamster cells

Quirino Alves de Lima Neto, Francisco Ferreira Duarte Junior, Paulo Sérgio Alves Bueno, Flavio Augusto Vicente Seixas, Madzia Pauline Kowalski, Eyemen Kheir, Torsten Krude, Maria Aparecida Fernandez

Sep 29, 2016

BACKGROUND: The genes coding for Y RNAs are evolutionarily conserved in vertebrates. These non-coding RNAs are essential for the initiation of chromosomal DNA replication in vertebrate cells. However thus far, no information is...

Animals Cell Line Computer Simulation Cricetulus DNA Replication Gene Expression Regulation Genome Hydrogen Bonding Models Molecular Molecular Dynamics Simulation Nucleic Acid Conformation RNA Untranslated Structure-Activity Relationship

Cover Image for Divergence in planning for affordable housing

Divergence in planning for affordable housing

Sónia Alves

Mar 08, 2021

11 Sustainable Cities and Communities

Cover Image for Aedes ægypti control in urban areas

Aedes ægypti control in urban areas

Marilia Sá Carvalho, Nildimar Alves Honorio, Leandro Martin Totaro Garcia, Luiz Carlos de Sá Carvalho

Nov 05, 2018

The available strategy for controlling the diseases transmitted by Aedes ægypti (dengue fever, Zika, and chikungunya) relies on continued community participation. Despite slogans emphasizing how easy it should be, no country has...

Aedes Animals Cities Community Participation Humans Mosquito Control Mosquito Vectors

Cover Image for Immunocapture of <i>Escherichia coli</i> in a fluoropolymer microcapillary array

Immunocapture of <i>Escherichia coli</i> in a fluoropolymer microcapillary array

Isabel P. Alves, Nuno Reis

Jan 25, 2019

This study presents novel experimental insights into the direct quantitation and immunocapture of bacteria cells in a fluoropolymer microcapillary array, using Escherichia coli as work model, a pathogen responsible for around...

Immunocapture bacteria detection E. coli Miniaturization microcapillary film

Cover Image for Spin diffusion transfer difference (SDTD) NMR

Spin diffusion transfer difference (SDTD) NMR

Valeria Gabrielli, Agne Kuraite, Marcelo Alves da Silva, Karen J. Edler, Jesús Angulo, Ridvan Nepravishta, Juan C. Muñoz–García, Yaroslav Z. Khimyak

Jul 15, 2021

Hypothesis: The classical STD NMR protocol to monitor solvent interactions in gels is strongly dependent on gelator and solvent concentrations and does not report on the degree of structuration of the solvent at the...

Hydrogel Saturation transfer difference NMR Solvation properties Spin diffusion

Cover Image for Immunocapture of <i>Escherichia coli</i> in a fluoropolymer microcapillary array

Immunocapture of <i>Escherichia coli</i> in a fluoropolymer microcapillary array

Isabel P. Alves, Nuno Reis

Jan 25, 2019

This study presents novel experimental insights into the direct quantitation and immunocapture of bacteria cells in a fluoropolymer microcapillary array, using Escherichia coli as work model, a pathogen responsible for around...

Immunocapture bacteria detection E. coli Miniaturization microcapillary film

Cover Image for Continuous model applied to multi-disk and multi-bearing rotors

Continuous model applied to multi-disk and multi-bearing rotors

Arthur Mereles, Diogo Stuani Alves, Katia Lucchesi Cavalca

Oct 27, 2022

This work aims at presenting a modeling approach to solve problems in rotordynamics. The method, named Continuous Segment Method (CSM), is valid for systems with several stepped sections and multiple disks and bearings. The...

Anisotropic bearings Continuous system modal analysis Multi-stepped rotors rotordynamics

Cover Image for Spin diffusion transfer difference (SDTD) NMR

Spin diffusion transfer difference (SDTD) NMR

Valeria Gabrielli, Agne Kuraite, Marcelo Alves da Silva, Karen J. Edler, Jesús Angulo, Ridvan Nepravishta, Juan C. Muñoz–García, Yaroslav Z. Khimyak

Jul 15, 2021

Hypothesis: The classical STD NMR protocol to monitor solvent interactions in gels is strongly dependent on gelator and solvent concentrations and does not report on the degree of structuration of the solvent at the...

Hydrogel Saturation transfer difference NMR Solvation properties Spin diffusion

Cover Image for Platelet Tau Protein as a Potential Peripheral Biomarker in Alzheimer's Disease

Platelet Tau Protein as a Potential Peripheral Biomarker in Alzheimer's Disease

Elizabeta B Mukaetova-Ladinska, Zeinab Abdell-All, Joana Andrade, Joaquim Alves da Silva, Irina Boksha, Gulnur Burbaeva, Raj N Kalaria, John T O Brien

Jul 30, 2018

BACKGROUND: Cerebrospinal fluid (CSF) measures of tau and amyloid proteins have now been largely accepted to be a diagnostic tool to aid the clinical diagnosis of Alzheimer's disease (AD), but CSF is not routinely obtained in...

Alzheimer's Disease Blood neuropathology older adults platelets tau protein. Age Factors Aged Aged 80 and over Alzheimer Disease Blood Platelets Cognition Disorders Female Humans Male Mental Status Schedule Neuropsychological Tests ROC Curve Sex Factors tau Proteins

Cover Image for Microfluidic smartphone quantitation of <i>Escherichia coli</i> in synthetic urine

Microfluidic smartphone quantitation of <i>Escherichia coli</i> in synthetic urine

Isabel P Alves, Nuno M Reis

Dec 01, 2019

In spite of the clinical need, there is a major gap in rapid diagnostics for identification and quantitation of E. coli and other pathogens, also regarded as the biggest bottleneck in the fight against the spread of...

Cover Image for Cuttlefish retrieve whether they smelt or saw a previously encountered item.

Cuttlefish retrieve whether they smelt or saw a previously encountered item.

P Billard, N S Clayton, C Jozet-Alves

Apr 30, 2020

According to the Source Monitoring Framework, the origin of a memory is remembered through the retrieval of specific features (e.g. perceptive, sensitive, affective signals). In two source discrimination tasks, we studied the...

Published by: Scientific reports

Cover Image for Cuttlefish retrieve whether they smelt or saw a previously encountered item

Cuttlefish retrieve whether they smelt or saw a previously encountered item

P. Billard, N. S. Clayton, C. Jozet-Alves

Mar 25, 2021

Abstract: According to the Source Monitoring Framework, the origin of a memory is remembered through the retrieval of specific features (e.g. perceptive, sensitive, affective signals). In two source discrimination tasks, we...

article article

Cover Image for Continuous model applied to multi-disk and multi-bearing rotors

Continuous model applied to multi-disk and multi-bearing rotors

Arthur Mereles, Diogo Stuani Alves, Katia Lucchesi Cavalca

Oct 27, 2022

This work aims at presenting a modeling approach to solve problems in rotordynamics. The method, named Continuous Segment Method (CSM), is valid for systems with several stepped sections and multiple disks and bearings. The...

Anisotropic bearings Continuous system modal analysis Multi-stepped rotors rotordynamics

Cover Image for Assessing phage therapy against Pseudomonas aeruginosa using a Galleria mellonella infection model

Assessing phage therapy against Pseudomonas aeruginosa using a Galleria mellonella infection model

Michael Beeton, Diana Alves, Mark Enright, Andrew Jenkins

May 01, 2015

The Galleria mellonella infection model was used to assess the in vivo efficacy of phage therapy against laboratory and clinical strains of Pseudomonas aeruginosa. In a first series of experiments, Galleria were infected with...

Galleria mellonella infection model phage therapy Pseudomonas aeruginosa

Cover Image for Model reduction of rotor-foundation systems using the approximate invariant manifold method

Model reduction of rotor-foundation systems using the approximate invariant manifold method

Arthur Mereles, Diogo Stuani Alves, Katia Lucchesi Cavalca

Jun 30, 2023

This work presents a model reduction method suited for performing nonlinear dynamic analysis of high-dimensional rotor-foundation systems modeled by the finite element method. The approach consists in combining the component...

Approximate invariant manifold method Component mode synthesis Fluid-film bearings Model reduction method Nonlinear analysis Rotor-foundation systems

Cover Image for Assessing phage therapy against Pseudomonas aeruginosa using a Galleria mellonella infection model

Assessing phage therapy against Pseudomonas aeruginosa using a Galleria mellonella infection model

Michael Beeton, Diana Alves, Mark Enright, Andrew Jenkins

May 01, 2015

The Galleria mellonella infection model was used to assess the in vivo efficacy of phage therapy against laboratory and clinical strains of Pseudomonas aeruginosa. In a first series of experiments, Galleria were infected with...

Galleria mellonella infection model phage therapy Pseudomonas aeruginosa

Cover Image for Cuttlefish retrieve whether they smelt or saw a previously encountered item.

Cuttlefish retrieve whether they smelt or saw a previously encountered item.

P Billard, NS Clayton, C Jozet-Alves

May 26, 2020

According to the Source Monitoring Framework, the origin of a memory is remembered through the retrieval of specific features (e.g. perceptive, sensitive, affective signals). In two source discrimination tasks, we studied the...

Animals Brachyura Cognition Decapodiformes learning Memory Osmeriformes Predatory Behavior Sensory Receptor Cells

Cover Image for Auxin-degron system identifies immediate mechanisms of OCT4.

Auxin-degron system identifies immediate mechanisms of OCT4.

Lawrence E Bates, Mariana RP Alves, José CR Silva

May 26, 2021

The pluripotency factor OCT4 is essential for the maintenance of naive pluripotent stem cells in vitro and in vivo. However, the specific role of OCT4 in this process remains unknown. Here, we developed a rapid protein-level...

NANOG OCT4 POU5F1 auxin-inducible degron Embryonic Stem Cells mouse nPSCs Acetylation Animals Cell Line Cell Self Renewal Epigenesis Genetic Histones Indoleacetic Acids Lysine Mice Nanog Homeobox Protein Octamer Transcription Factor-3 Pluripotent Stem Cells Protein Binding

Cover Image for Model reduction of rotor-foundation systems using the approximate invariant manifold method

Model reduction of rotor-foundation systems using the approximate invariant manifold method

Arthur Mereles, Diogo Stuani Alves, Katia Lucchesi Cavalca

Jun 30, 2023

This work presents a model reduction method suited for performing nonlinear dynamic analysis of high-dimensional rotor-foundation systems modeled by the finite element method. The approach consists in combining the component...

Approximate invariant manifold method Component mode synthesis Fluid-film bearings Model reduction method Nonlinear analysis Rotor-foundation systems

Cover Image for Testicular organoids

Testicular organoids

João Pedro Alves-Lopes, Jan-Bernd Stukenborg

Dec 04, 2019

BACKGROUND: In recent decades, a broad range of strategies have been applied to model the testicular microenvironment in vitro. These models have been utilized to study testicular physiology and development. However, a system...

in vitro spermatogenesis in vitro testicular models 2D and 3D culture Sertoli Cells blood–testis barrier male infertility spermatogonial stem-cell niche testicular organoids Testis

Cover Image for Climate change and modern slavery in public procurement

Climate change and modern slavery in public procurement

Michael Rogerson, Johanne Grosvold, Kyle Alves

Jan 22, 2024

Existing links between modern slavery and climate change are becoming clearer as the need increases for a just transition to a low-carbon economy. Yet, how organisations attempt to address these risks, either separately or...

|<

<

1