Results 61 to 70 of about 22,196 (211)

Rheology of bacterial suspensions under confinement [PDF]

open access: yesarXiv, 2019
As a paradigmatic model of active fluids, bacterial suspensions show intriguing rheological responses drastically different from their counterpart colloidal suspensions. Although the flow of bulk bacterial suspensions has been extensively studied, the rheology of bacterial suspensions under confinement has not been experimentally explored.
arxiv  

Meta-Analysis of Transfer Learning for Segmentation of Brain Lesions [PDF]

open access: yesarXiv, 2023
A major challenge in stroke research and stroke recovery predictions is the determination of a stroke lesion's extent and its impact on relevant brain systems. Manual segmentation of stroke lesions from 3D magnetic resonance (MR) imaging volumes, the current gold standard, is not only very time-consuming, but its accuracy highly depends on the operator'
arxiv  

Atypical post‐infectious glomerulonephritis with c‐ANCA positivity followed by endocarditis

open access: yesNephrology, Volume 29, Issue 9, Page 607-611, September 2024.
Abstract Post‐infectious glomerulonephritis (PIGN), an uncommon variety of glomerulonephritis (GN), is characterized by emergence of nephritic syndrome within a few weeks following an infectious event. PIGN typically presents as a mild condition and tends to resolve by the time of diagnosis for GN.
Seyoung Ryou   +5 more
wiley   +1 more source

Effects of bacterial density on growth rate and characteristics of microbial-induced CaCO3 precipitates: a particle-scale experimental study [PDF]

open access: yesarXiv, 2020
Microbial-Induced Carbonate Precipitation (MICP) has been explored for more than a decade as a promising soil improvement technique. However, it is still challenging to predict and control the growth rate and characteristics of CaCO3 precipitates, which directly affect the engineering performance of MICP-treated soils.
arxiv  

Bacterial biofilms use chiral branches to escape crowded environments by tracking oxygen gradient [PDF]

open access: yesarXiv, 2022
Bacterial biofilms collectively develop distinct and ordered structures, including fibers, bundles, and branches. Often, it is unclear how these structural motifs convey specific advantages to bacterial strains under challenging conditions. In oxygen-limited environments, dense bacterial aggregates generally deplete oxygen, which leads to arrest of ...
arxiv  

Symptomatic Anti-Neutrophil Cytoplasmic Antibody-Positive Disease Complicating Subacute Bacterial Endocarditis: To Treat or Not to Treat?

open access: yesCase Reports in Nephrology and Dialysis, 2012
A 54-year-old man was diagnosed with Streptococcus mutans endocarditis of the mitral valve. Serological tests disclosed the presence of multiple autoantibodies including c-ANCA, anti-PR3 and anti-MPO.
K. Konstantinov   +3 more
semanticscholar   +1 more source

A Hybrid Bacterial Foraging Algorithm For Solving Job Shop Scheduling Problems [PDF]

open access: yesarXiv, 2012
Bio-Inspired computing is the subset of Nature-Inspired computing. Job Shop Scheduling Problem is categorized under popular scheduling problems. In this research work, Bacterial Foraging Optimization was hybridized with Ant Colony Optimization and a new technique Hybrid Bacterial Foraging Optimization for solving Job Shop Scheduling Problem was ...
arxiv  

Characterization of blue‐green blood leukocyte inclusions and accompanying clinical, hematologic, and serum biochemical changes in dogs

open access: yesVeterinary Clinical Pathology, Volume 53, Issue 2, Page 168-178, June 2024.
Abstract Background Lipofuscin‐like cytoplasmic inclusions have been reported in human blood neutrophils and monocytes but have not been described in dogs. In people, these “green granules of death” have been associated with moderate to severe hepatocellular injury and high mortality.
Kimberley N. Sebastian   +2 more
wiley   +1 more source

Onset of Shear Waves In A Bacterial Bath: A Novel Effect [PDF]

open access: yesarXiv, 2003
Recent experiments on particle diffusion in bacterial baths indicate the formation of correlated structures in the form of bacterial swirls. Here we predict that such a structural ordering would give rise to the new effect of propagating shear waves in a bacterial bath at length scales of the order of a swirl, which corresponds to time scales of the ...
arxiv  

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