Results 81 to 90 of about 23,448 (216)

Marfan Syndrome: new diagnostic criteria, same anesthesia care? Case report and review

open access: yesRevista Brasileira de Anestesiologia
Background: Marfan's Syndrome (MFS) is a disorder of connective tissue, mainly involving the cardiovascular, musculoskeletal, and ocular systems. The most severe problems include aortic root dilatation and dissection.
Maria Rita Araújo   +5 more
doaj   +1 more source

Concentration banding instability of a sheared bacterial suspension [PDF]

open access: yesarXiv, 2018
We demonstrate a novel shear-induced mechanism for growth of concentration fluctuations in a bacterial suspension. Using a linear stability analysis, a homogeneously sheared suspension is shown to support exponentially growing layering perturbations in the shear-rate and bacterial concentration.
arxiv  

Clinicopathological differences between Bartonella and other bacterial endocarditis-related glomerulonephritis – our experience and a pooled analysis

open access: yesFrontiers in Nephrology
BackgroundAlthough Staphylococcus aureus is the leading cause of acute infective endocarditis (IE) in adults, Bartonella spp. has concomitantly emerged as the leading cause of “blood culture-negative IE” (BCNE).
Mineaki Kitamura   +8 more
doaj   +1 more source

Bacterial Communications and Computing in Internet of Everything (IoE) [PDF]

open access: yes
Concurrent with advancements in molecular communication (MC), bacterial communication is emerging as a key area of interest. Given the frequent use of bacteria in various MC models, it is essential to have a thorough grasp of their intrinsic communication, signaling, and engineering techniques.
arxiv   +1 more source

Spatio-temporal patterns in Growing Bacterial Suspensions: Impact of Growth dynamics [PDF]

open access: yesarXiv
The field of active matter explores the behaviors of self propelled agents out of equilibrium, with active suspensions, such as swimming bacteria in solutions, serving as impactful models. These systems exhibit spatio-temporal patterns akin to active turbulence, driven by internal energy injection.
arxiv  

Bacterial dimensions sensitively regulate surface diffusivity and residence time [PDF]

open access: yesarXiv
Run-and-tumble is a common but vital strategy that bacteria employ to explore environment suffused with boundaries, as well as to escape from entrapment. In this study we reveal how this strategy and the resulting dynamical behavior can be sensitively regulated by bacterial dimensions. Our results demonstrate that the logarithm of the surface residence
arxiv  

Bacterial Turbulence in Shear Thinning Fluid [PDF]

open access: yesarXiv
The collective motion of bacteria, commonly referred to as bacterial turbulence, is well understood in Newtonian fluids. However, studies on complex fluids have predominantly focused on viscoelastic effects. In our experiments, we employed Ficoll and Methocel polymers to compare the impacts of Newtonian and shear-thinning fluids on bacterial turbulence.
arxiv  

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