Radiology Key

Isotope T 1/2 β− MeV (%) β+ MeV (%) EC (%) γ MeV (%) 18F 110 min – 0.634 (97 %) 3 % 0.511 (194 %) 1.66 (3.1 %) 64Cu…

(1) where β is the thermal coefficient of volume expansion, T is the temperature rise, and k is the isothermal compressibility. In soft tissue, a temperature rise of 1 mK…

Fig. 1 Schematic representation of commonly used nanoparticle-based PET/MRI and SPECT/MRI probes Table 1 Physical properties of nanoparticle-based PET/MRI probes Nanoparticle MRI component PET component Chelator Core size (nm) Hydrodynamic…

(1) Where P is the photoacoustic signal intensity, F is the fluence of laser energy in mJ/cm2, μ a is the optical absorption coefficient of the absorptive media in cm−1,…

Fig. 1 Schematic diagram of multifunctional gold nanoparticles (GNPs). Multifunctional GNPs can be prepared by either combining metals with different functionalities or combining functional small-molecules through different surface engineering strategies…

Fig. 1 Clinical CT scans and 3D reconstructions of human hearts displaying high spatial resolution and anatomical features of cardiovascular disease . (a) Cross-sectional CT image of the heart. White…

Fig. 1 3D time-of-flight (TOF) MR cholangiogram in a rat following intravenous injection of gadolinium-functionalized perfluorooctylbromide nanoparticles (NP). (a) Baseline image showing no evidence of vasculature or common bile duct….

Fig. 1 Approaches to labeling stem cells . Panel a shows direct imaging in which an exogenous material is placed inside a cell. The cells are then purified and implanted…

Fig. 1 Extracellular vesicles can interact with neighbor cells delivering their cargo in a homotypic cell transfer (1) or in a heterotypic cell transfer (2). Vesicles may also circulate (3)…

Fig. 1 Fluorescence excitation and emission from quantum dots. (a) Energy diagrams of a bulk semiconductor and a quantum dot. (b) Fluorescence spectra measured from different types of quantum dots….