Results 91 to 100 of about 3,003,301 (369)

By dawn or dusk—how circadian timing rewrites bacterial infection outcomes

open access: yesFEBS Letters, EarlyView.
The circadian clock shapes immune function, yet its influence on infection outcomes is only beginning to be understood. This review highlights how circadian timing alters host responses to the bacterial pathogens Salmonella enterica, Listeria monocytogenes, and Streptococcus pneumoniae revealing that the effectiveness of immune defense depends not only
Devons Mo   +2 more
wiley   +1 more source

Real-Time Motion Blur Using Multi-Layer Motion Vectors

open access: yesApplied Sciences
Traditional methods for motion blur, often relying on a single layer, deviate from the correct colors. We propose a multilayer rendering method that closely approximates the motion blur effect.
Donghyun Lee, Hyeoksu Kwon, Kyoungsu Oh
doaj   +1 more source

VIRIM, A Real-Time Volume Rendering System for Medicine [PDF]

open access: yes, 1995
VIRIM, a real-time direct volume rendering system is presented. The system is freely programmable and supports models like a-compositing, front-to-back (back-to-front) techniques, and the slab method.
Gröpl, Alexander   +6 more
core  

Volumetric real-time particle-based representation of large unstructured tetrahedral polygon meshes [PDF]

open access: yes, 2012
In this paper we propose a particle-based volume rendering approach for unstructured, three-dimensional, tetrahedral polygon meshes. We stochastically generate millions of particles per second and project them on the screen in real-time.
A. Maximo   +6 more
core   +1 more source

Hematopoietic (stem) cells—The elixir of life?

open access: yesFEBS Letters, EarlyView.
The aging of HSCs (hematopoietic stem cells) and the blood system leads to the decline of other organs. Rejuvenating aged HSCs improves the function of the blood system, slowing the aging of the heart, kidney, brain, and liver, and the occurrence of age‐related diseases.
Emilie L. Cerezo   +4 more
wiley   +1 more source

Cube-4 - A Scalable Architecture for Real-Time Volume Rendering [PDF]

open access: yes, 2010
We present Cube-4, a special-purpose volume rendering architecture that is capable of rendering high-resolution (e.g., 1024^3) datasets at 30 frames per second. The underlying algorithm, called slice-parallel ray-casting, uses tri-linear interpolation of
Kaufman, Arie, Pfister, Hanspeter
core  

Physically Based Real‐Time Rendering of Eclipses [PDF]

open access: yesComputer Graphics Forum
AbstractWe present a novel approach for simulating eclipses, incorporating effects of light scattering and refraction in the occluder's atmosphere. Our approach not only simulates the eclipse shadow, but also allows for watching the Sun being eclipsed by the occluder.
Schneegans, Simon   +4 more
openaire   +2 more sources

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

GPU-based Streaming for Parallel Level of Detail on Massive Model Rendering [PDF]

open access: yes, 2011
Rendering massive 3D models in real-time has long been recognized as a very challenging problem because of the limited computational power and memory space available in a workstation.
Cao, Yong, Peng, Chao
core   +1 more source

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