Results 21 to 30 of about 1,892,630 (301)

Noninvasive depth estimation using tissue optical properties and a dual-wavelength fluorescent molecular probe in vivo [PDF]

open access: yes, 2017
Translation of fluorescence imaging using molecularly targeted imaging agents for real-time assessment of surgical margins in the operating room requires a fast and reliable method to predict tumor depth from planar optical imaging.
Achilefu, Samuel   +4 more
core   +2 more sources

In Vivo Fluorescence Imaging of E-Selectin: Quantitative Detection of Endothelial Activation in Arthritis [PDF]

open access: yes, 2010
Rheumatoid arthritis (RA) is a chronic progressive systemic inflammatory disease, characterized by synovial inflammation and localized destruction of cartilage and bone.
Gompels, Luke, Gompels, Luke
core   +1 more source

In Vivo Molecular Optical Coherence Tomography of Lymphatic Vessel Endothelial Hyaluronan Receptors

open access: yesScientific Reports, 2017
Optical Coherence Tomography (OCT) imaging of living subjects offers increased depth of penetration while maintaining high spatial resolution when compared to other optical microscopy techniques.
Peng Si   +7 more
doaj   +1 more source

Cavity-enhanced Raman Microscopy of Individual Carbon Nanotubes [PDF]

open access: yes, 2016
Raman spectroscopy reveals chemically specific information and provides label-free insight into the molecular world. However, the signals are intrinsically weak and call for enhancement techniques.
Hofmann, Matthias S.   +5 more
core   +2 more sources

An alternative methodology for the determination of the radiochemical purity of 11C-methionine

open access: yesEJNMMI Radiopharmacy and Chemistry, 2018
Background [11C]Methionine ([11C]MET) acts as an oncological radiopharmaceutical for measuring increased protein synthesis in brain tumours while having low uptake in normal brain an.
Javier Giglio   +5 more
doaj   +1 more source

Comparison of two elastic motion correction approaches for whole-body PET/CT: motion deblurring vs gate-to-gate motion correction

open access: yesEJNMMI Physics, 2020
Background Respiratory motion in PET/CT leads to well-known image degrading effects commonly compensated using elastic motion correction approaches. Gate-to-gate motion correction techniques are promising tools for improving clinical PET data but suffer ...
Stefanie Pösse   +6 more
doaj   +1 more source

Size-tuneable nanometric MRI contrast agents for the imaging of molecular weight dependent transport processes [PDF]

open access: yes, 2014
Purpose: To evaluate size-tuneable nanomeric glycol-chitosan-DTPA-Gd conjugates as MRI contrast agents for the imaging of molecular weight (MW) dependent transport processes.
Condon, Barrie   +6 more
core   +1 more source

Molecular interferometric imaging

open access: yesOptics Express, 2008
Common-path in-line shearing interferometry, combined with pixel-array imaging, provides a surface metrology that achieves 15 pm surface height resolution. An eighth-wave thermal oxide on silicon generates a reference wave locked in the condition of phase quadrature for phase-to-intensity conversion that makes surface height or index variations ...
Zhao, M., Wang, X. F., Nolte, D. D.
openaire   +2 more sources

Addition of Camrelizumab to Transarterial Chemoembolization in Hepatocellular Carcinoma With Untreatable Progression

open access: yesTechnology in Cancer Research & Treatment, 2022
Purpose: The present retrospective study aimed to evaluate the efficacy and safety of camrelizumab addition to transarterial chemoembolization (TACE) in the treatment of hepatocellular carcinoma (HCC) with TACE-related untreatable progression (UP ...
Yanqiao Ren PhD   +8 more
doaj   +1 more source

Comments on the NEMA NU 4-2008 Standard on Performance Measurement of Small Animal Positron Emission Tomographs

open access: yesEJNMMI Physics, 2020
The National Electrical Manufacturers Association’s (NEMA) NU 4-2008 standard specifies methodology for evaluating the performance of small-animal PET scanners.
Patrick Hallen   +2 more
doaj   +1 more source

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