Theory, instrumentation, and applications of electron paramagnetic resonance oximetry

R Ahmad, P Kuppusamy - Chemical reviews, 2010‏ - ACS Publications
Oxygen is the third most abundant element in the universe by mass after hydrogen and
helium. It has an atomic number of 8 and is represented by the symbol O. At standard …

Noninvasive measurement of anatomic structure and intraluminal oxygenation in the gastrointestinal tract of living mice with spatial and spectral EPR imaging

G He, RA Shankar, M Chzhan, A Samouilov… - Proceedings of the …, 1999‏ - pnas.org
EPR imaging has emerged as an important tool for noninvasive three-dimensional (3D)
spatial map** of free radicals in biological tissues. Spectral–spatial EPR imaging enables …

EPR and related magnetic resonance imaging techniques in cancer research

Y Takakusagi, R Kobayashi, K Saito, S Kishimoto… - Metabolites, 2023‏ - mdpi.com
Imaging tumor microenvironments such as hypoxia, oxygenation, redox status, and/or
glycolytic metabolism in tissues/cells is useful for diagnostic and prognostic purposes. New …

[كتاب][B] Nitroxide spin labels: reactions in biology and chemistry

N Kocherginsky, HM Swartz - 1995‏ - books.google.com
Extending the use of nitroxides as probes into more complex systems such as viable cells
and whole animals requires greater knowledge of their interactions in functioning biological …

Radiofrequency microcoils in magnetic resonance

AG Webb - Progress in Nuclear Magnetic Resonance …, 1997‏ - Elsevier
Ma 'gnetic resonance techniques comprise many of the most widely used analytical tools for
structural and conformational determination in chemistry, biology and materials science. The …

Three-dimensional spectral-spatial EPR imaging of free radicals in the heart: a technique for imaging tissue metabolism and oxygenation.

P Kuppusamy, M Chzhan, K Vij, M Shteynbuk… - Proceedings of the …, 1994‏ - pnas.org
It has been hypothesized that free radical metabolism and oxygenation in living organs and
tissues such as the heart may vary over the spatially defined tissue structure. In an effort to …

Dynamic in vivo oxymetry using overhauser enhanced MR imaging

K Golman, JS Petersson… - Journal of Magnetic …, 2000‏ - Wiley Online Library
A noninvasive method for in vivo measurement of the oxygen concentration has been
developed. By introducing a novel contrast medium (CM) based on a single electron …

An ESR-CT imaging of the head of a living rat receiving an administration of a nitroxide radical

S Ishida, S Matsumoto, H Yokoyama, N Mori… - Magnetic resonance …, 1992‏ - Elsevier
Three-dimensional ESR imaging of a living rat has been performed by an L-band ESR
system, which is composed of an L-band ESR spectrometer, a field gradient coil, and a data …

In vivo imaging of a stable paramagnetic probe by pulsed‐radiofrequency electron paramagnetic resonance spectroscopy

R Murugesan, JA Cook… - Magnetic resonance …, 1997‏ - Wiley Online Library
Imaging of free radicals by electron paramagnetic resonance (EPR) spectroscopy using time
domain acquisition as in nuclear magnetic resonance (NMR) has not been attempted …

EPR imaging for in vivo analysis of the half-life of a nitroxide radical in the hippocampus and cerebral cortex of rats after epileptic seizures

H Yokoyama, Y Lin, O Itoh, Y Ueda, A Nakajima… - Free Radical Biology …, 1999‏ - Elsevier
Recently, we developed an in vivo temporal electron paramagnetic resonance (EPR)
imaging technique to be applied to the brain of a rat, into which a blood-brain barrier (BBB) …