Results 11 to 20 of about 2,258,983 (316)

Qualitative methods: an alternative view [PDF]

open access: yesBMJ, 2011
Are qualitative and quantitative research really based on different philosophies? John Paley and Richard Lilford argue that the idea that qualitative research is constructivist should not be allowed to diffuse into medical literature unopposed.
Paley, John, Lilford, Richard J
openaire   +3 more sources

OsteoBLAST: Computational Routine of Global Molecular Analysis Applied to Biomaterials Development

open access: yesFrontiers in Bioengineering and Biotechnology, 2020
For bone purposes, surface modifications are a common trend in biomaterials research aiming to reduce the time necessary for osteointegration, culminating in faster recovery of patients. In this scenario, analysis of intracellular signaling pathways have
Marcel Rodrigues Ferreira   +4 more
doaj   +1 more source

Alternative Non-Mammalian Animal and Cellular Methods for the Study of Host–Fungal Interactions

open access: yesJournal of Fungi, 2023
In the study of fungal pathogenesis, alternative methods have gained prominence due to recent global legislation restricting the use of mammalian animals in research.
Ana Marisa Fusco-Almeida   +14 more
doaj   +1 more source

Impact of mono-culture vs. Co-culture of keratinocytes and monocytes on cytokine responses induced by important skin sensitizers

open access: yesJournal of Immunotoxicology, 2021
Sensitization to a contact allergen brings with it a lifelong risk to develop allergic contact dermatitis. Inflammation is an important part of the skin sensitizing mechanism, and understanding how different haptens stimulate the immune system, as well ...
Venkatanaidu Karri   +4 more
doaj   +1 more source

Avaliação retrospectiva dos testes de toxicidade inespecífica realizados no Instituto Nacional de Controle de Qualidade em Saúde em produtos biológicos

open access: yesVigilância Sanitária em Debate: Sociedade, Ciência & Tecnologia, 2021
Introdução:O teste de toxicidade in vivo, conhecido como Teste de Toxicidade Inespecífica (TTI), é sugerido para avaliar a segurança de produtos biológicos e derivados de biotecnologia.
Lilia Serodio   +5 more
doaj  

Adaptation of the HEp-2 cell line to totally animal-free culture systems and real-time analysis of cell growth

open access: yesBioTechniques, 2021
Routine cell culture demands the use of animal-derived products, mainly fetal bovine serum and swine or bovine trypsin. According to the 3Rs principle and to the European Centre for the Validation of Alternative Methods, animal-free substitutes are ...
Mara Fusi, Silvia Dotti
doaj   +1 more source

Numerical procedure for estimating temperature in solarized soils Procedimento numérico para estimar temperaturas de solos solarizados

open access: yesPesquisa Agropecuária Brasileira, 2006
The objective of this work was to develop a simplified numerical procedure for the estimation of accumulated monthly hours of solarized soil temperatures.
Chigueru Tiba, Raquel Ghini
doaj   +1 more source

Evaluation and Calibration of Alternative Methods for Estimating Reference Evapotranspiration in the Senegal River Basin

open access: yesHydrology, 2020
Reference evapotranspiration (ET0) is a key element of the water cycle in tropical areas for the planning and management of water resources, hydrological modeling, and irrigation management.
Papa Malick Ndiaye   +5 more
doaj   +1 more source

The Growing Importance of Three-Dimensional Models and Microphysiological Systems in the Assessment of Mycotoxin Toxicity

open access: yesToxins, 2023
Current investigations in the field of toxicology mostly rely on 2D cell cultures and animal models. Although well-accepted, the traditional 2D cell-culture approach has evident drawbacks and is distant from the in vivo microenvironment.
Veronica Zingales   +5 more
doaj   +1 more source

Alternative Method of Allelic Discrimination

open access: yesBioTechniques, 2014
5' nuclease assays for allelic discrimination use both a wild-type and a mutant probe. Here we present a new method for genotyping by 5' nuclease assays that dispenses with the mutant probe, using the wild-type probe together with a probe for a reference gene known to be present in two copies to determine the copy number of the wild type allele ...
Rajeswari Avula   +2 more
openaire   +3 more sources

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