Results 51 to 60 of about 3,705 (178)

Preventing Plasmon Coupling between Gold Nanorods Improves the Sensitivity of Photoacoustic Detection of Labeled Stem Cells in Vivo [PDF]

open access: yes, 2016
© 2016 American Chemical Society.Gold nanorods are excellent contrast agents for imaging technologies which rely on near-infrared absorption such as photoacoustic imaging.
Arthur Taylor   +11 more
core   +7 more sources

Real-time delay-multiply-and-sum beamforming with coherence factor for in vivo clinical photoacoustic imaging of humans [PDF]

open access: yes, 2019
In the clinical photoacoustic (PA) imaging, ultrasound (US) array transducers are typically used to provide B-mode images in real-time. To form a B-mode image, delay-and-sum (DAS) beamforming algorithm is the most commonly used algorithm because of its ...
Choi, Wonseok   +5 more
core   +1 more source

Multispectral optoacoustic tomography of the human intestine – temporal precision and the influence of postprandial gastrointestinal blood flow

open access: yesPhotoacoustics, 2023
Multispectral optoacoustic tomography (MSOT) holds great promise as a non-invasive diagnostic tool for inflammatory bowel diseases. Yet, reliability and the impact of physiological processes during fasting and after food intake on optoacoustic signals ...
Lars-Philip Paulus   +17 more
doaj   +1 more source

Electrically tunable multi-terminal SQUID-on-tip

open access: yes, 2016
We present a new nanoscale superconducting quantum interference device (SQUID) whose interference pattern can be shifted electrically in-situ. The device consists of a nanoscale four-terminal/four-junction SQUID fabricated at the apex of a sharp pipette ...
Anahory, Yonathan   +10 more
core   +4 more sources

Advances in optical imaging for pharmacological studies [PDF]

open access: yes, 2015
Imaging approaches are an essential tool for following up over time representative parameters of in vivo models, providing useful information in pharmacological studies.
Arranz, Alicia, Ripoll Lorenzo, Jorge
core   +4 more sources

Multispectral optoacoustic tomography enables assessment of disease activity in paediatric inflammatory bowel disease

open access: yesPhotoacoustics
Multispectral optoacoustic tomography (MSOT) allows non-invasive molecular disease activity assessment in adults with inflammatory bowel disease (IBD).
Adrian P. Regensburger   +20 more
doaj   +1 more source

Logical and Algebraic Characterizations of Rational Transductions [PDF]

open access: yes, 2019
Rational word languages can be defined by several equivalent means: finite state automata, rational expressions, finite congruences, or monadic second-order (MSO) logic.
Filiot, Emmanuel   +2 more
core   +4 more sources

Imaging increased metabolism in the spinal cord in mice after middle cerebral artery occlusion

open access: yesPhotoacoustics, 2023
Emerging evidence indicates crosstalk between the brain and hematopoietic system following cerebral ischemia. Here, we investigated metabolism and oxygenation in the spleen and spinal cord in a transient middle cerebral artery occlusion (tMCAO) model ...
Ruiqing Ni   +10 more
doaj   +1 more source

Multispectral optoacoustic tomography (MSOT) scanner for whole-body small animal imaging

open access: yesOptics Express, 2009
A major difficulty arising from whole-body optoacoustic imaging is the long acquisition times associated with recording signals from multiple spatial projections. The acquired signals are also generally weak and the signal-to-noise-ratio is low, problems often solved by signal averaging, which complicates acquisition and increases acquisition times to ...
Rui, Ma   +3 more
openaire   +2 more sources

Measures of kidney function by minimally invasive techniques correlate with histological glomerular damage in SCID mice with adriamycin-induced nephropathy [PDF]

open access: yes, 2015
Maximising the use of preclinical murine models of progressive kidney disease as test beds for therapies ideally requires kidney function to be measured repeatedly in a safe, minimally invasive manner.
Burton, Neal C   +16 more
core   +1 more source

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