Results 91 to 100 of about 678,206 (297)

Exposição ocupacional a material biológico por pessoal de saúde: construção e proposição de instrumentos avaliativos

open access: yesRevista Brasileira de Saúde Ocupacional
No Brasil, os indicadores de exposição aos agentes biológicos apresentam lacunas acerca dos conhecimentos, das atitudes e dos comportamentos do pessoal de saúde e não há instrumento validado para avaliação desses aspectos.
Paula Muniz do Amaral   +1 more
doaj   +1 more source

Separation of Cells From Plasma by Means of Ultrasonics

open access: yesArchives of Acoustics, 2019
This paper presents an analysis of use of ultrasonic standing wave in cell separation from bodily fluids based on the example of erythrocyte separation from plasma.
Andrzej WŁOCH   +2 more
doaj   +1 more source

Variable orifice flow regulator [PDF]

open access: yes, 1991
A flow regulator for high-pressure fluids at elevated temperatures includes a body having a flow passage extending between inlet and outlet openings. First and second orifice members are arranged in the flow passage so at least one of the orifice members
Christianson, Rollin C.
core   +1 more source

Two-body correlations and the superfluid fraction for nonuniform systems

open access: yes, 2006
We extend the one-body phase function upper bound on the superfluid fraction in a periodic solid (a spatially ordered supersolid) to include two-body phase correlations.
A. Andreev   +28 more
core   +1 more source

Pre‐analytical optimization of cell‐free DNA and extracellular vesicle‐derived DNA for mutation detection in liquid biopsies

open access: yesMolecular Oncology, EarlyView.
Pre‐analytical handling critically determines liquid biopsy performance. This study defines practical best‐practice conditions for cell‐free DNA (cfDNA) and extracellular vesicle–derived DNA (evDNA), showing how processing time, storage conditions, tube type, and plasma input volume affect DNA integrity and mutation detection.
Jonas Dohmen   +11 more
wiley   +1 more source

From Print to Wool: Vesalius and the ‘Knit your own womb’ Movement

open access: yesActa Universitatis Lodziensis: Folia Litteraria Romanica
The womb has been represented in many ways across Western European history, from miracle to sewer. This chapter begins with some of the earliest ways of showing the womb in printed materials.
Helen King
doaj   +1 more source

The problem of collecting different body fluids from drivers in the surveys [PDF]

open access: yes, 2010
Objectives: It is not easy to obtain a blood sample from drivers at the roadside for use in epidemiological studies. Therefore, use of saliva samples has become popular.
Verstraete, Alain
core   +1 more source

Hands‐on protocol for preparing water‐soluble fractions from agri‐food samples for NMR‐based metabolomics analysis

open access: yesFEBS Open Bio, EarlyView.
This research protocol outlines a workflow for nuclear magnetic resonance (NMR)‐based metabolomics in the agri‐food sector. Using two case studies—strawberry leaves (solid matrix) and wine (liquid matrix)—it details the procedures for sample preparation, data acquisition, and processing.
Andrea Fernández‐Veloso   +4 more
wiley   +1 more source

ATP13A2 is involved in intracellular polyamine transport in lung epithelial cells

open access: yesFEBS Open Bio, EarlyView.
Spermidine transport in lung epithelial cells involves the polyamine transporter ATP13A2. Cell proliferation is associated with the upregulation of ATP13A2. Polyamines are present in all living cells and are implicated in various crucial cellular processes such as proliferation, apoptosis and autophagy.
Yuta Hatori   +8 more
wiley   +1 more source

Theoretical justification and error analysis for slender body theory with free ends

open access: yes, 2019
Slender body theory is a commonly used approximation in computational models of thin fibers in viscous fluids, especially in simulating the motion of cilia or flagella in swimming microorganisms.
Mori, Yoichiro   +2 more
core   +1 more source

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