Results 91 to 100 of about 1,779,855 (302)

A Structured Cleaving Mesh for Bioheat Transfer Application

open access: yesIEEE Open Journal of Engineering in Medicine and Biology, 2020
Goal: The thermoregulation mechanism is a complex system that executes vital processes in the human body. Various models have been proposed to simulate the thermoregulatory response of an adult human to environmental stimuli.
Rohan Amare   +2 more
doaj   +1 more source

Retina phantom model for hyperspectral imaging

open access: yesMedical Imaging 2025: Image-Guided Procedures, Robotic Interventions, and Modeling
Accurate retinal imaging is crucial for preclinical research and the development of diagnostic and therapeutic approaches for eye diseases. However, existing retinal imaging models often lack the precision needed to replicate the complex optical environment of the eye, limiting their effectiveness in testing and calibration.
Bryarly, Michelle D.   +3 more
openaire   +3 more sources

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Two-dimensional ultrasound receive array using an angle-tuned Fabry-Perot polymer film sensor for transducer field characterization and transmission ultrasound imaging [PDF]

open access: yes, 2005
A 2-D optical ultrasound receive array has been investigated. The transduction mechanism is based upon the detection of acoustically induced changes in the optical thickness of a thin polymer film acting as a Fabry-Perot sensing interferometer (FPI).
Beard, P.C.
core  

UWB microwave imaging of heterogeneous breast phantoms [PDF]

open access: yes, 2012
UWB microwave imaging has potential for early-stage screening diagnostics of breast cancer. We present an experimental measurement setup for breast phantom trials based on M-sequence radar technology and active small dipole antennas as pre-stage for real
Sachs, Jürgen   +4 more
core   +1 more source

Intravascular photoacoustic and optical coherence tomography imaging dual-mode system for detecting spontaneous coronary artery dissection: A feasibility study

open access: yesJournal of Innovative Optical Health Sciences
In this work, we present an intravascular dual-mode endoscopic system capable of both intravascular photoacoustic imaging (IVPAI) and intravascular optical coherence tomography (IVOCT) for recognizing spontaneous coronary artery dissection (SCAD ...
Yongwei Wang   +2 more
doaj   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Hydrogel based depth standards and phantoms for optical imaging applications

open access: yes
Medical imaging technology is advancing rapidly making disease diagnostics faster, efficient, and detailed. Currently much effort is focused on designing and fabricating new NIR laser sources and detectors, devising novel label free imaging ...
Haseeb, Fizza
core   +1 more source

Lost in the Vaso‐Occlusion: A Patient's Abdominal Pain Returns With a Vengeance

open access: yes
Pediatric Blood &Cancer, EarlyView.
Dunia Hatabah   +5 more
wiley   +1 more source

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

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