Search Results - "Korzowski, Andreas"

Clinical routine acquisition protocol for 3D relaxation‐compensated APT and rNOE CEST‐MRI of the human brain at 3T by Goerke, Steffen, Breitling, Johannes, Korzowski, Andreas, Paech, Daniel, Zaiss, Moritz, Schlemmer, Heinz‐Peter, Ladd, Mark E., Bachert, Peter

“…Purpose The value of relaxation‐compensated amide proton transfer (APT) and relayed nuclear Overhauser effect (rNOE) chemical exchange saturation transfer…”
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A novel normalization for amide proton transfer CEST MRI to correct for fat signal–induced artifacts: application to human breast cancer imaging by Zimmermann, Ferdinand, Korzowski, Andreas, Breitling, Johannes, Meissner, Jan‐Eric, Schuenke, Patrick, Loi, Lisa, Zaiss, Moritz, Bickelhaupt, Sebastian, Schott, Sarah, Schlemmer, Heinz‐Peter, Paech, Daniel, Ladd, Mark E., Bachert, Peter, Goerke, Steffen

“…Purpose The application of amide proton transfer (APT) CEST MRI for diagnosis of breast cancer is of emerging interest. However, APT imaging in the human…”
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Relaxation-compensated CEST (chemical exchange saturation transfer) imaging in breast cancer diagnostics at 7T by Loi, Lisa, Zimmermann, Ferdinand, Goerke, Steffen, Korzowski, Andreas, Meissner, Jan-Eric, Deike-Hofmann, Katerina, Stieber, Anne, Bachert, Peter, Ladd, Mark Edward, Schlemmer, Heinz-Peter, Bickelhaupt, Sebastian, Schott, Sarah, Paech, Daniel

“…•Relaxation-compensated and B1-corrected APT CEST-MRI was applied in breast cancer.•APT CEST-MR-mammography has been extended by a new fat-correction…”
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Volumetric mapping of intra‐ and extracellular pH in the human brain using 31P MRSI at 7T by Korzowski, Andreas, Weinfurtner, Nina, Mueller, Sebastian, Breitling, Johannes, Goerke, Steffen, Schlemmer, Heinz‐Peter, Ladd, Mark E., Paech, Daniel, Bachert, Peter

“…Purpose In vivo 31P MRSI enables noninvasive mapping of absolute pH values via the pH‐dependent chemical shifts of inorganic phosphates (Pi). A particular…”
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Mapping an Extended Metabolic Profile of Gliomas Using High-Resolution 31P MRSI at 7T by Korzowski, Andreas, Weckesser, Nina, Franke, Vanessa L., Breitling, Johannes, Goerke, Steffen, Schlemmer, Heinz-Peter, Ladd, Mark E., Bachert, Peter, Paech, Daniel

“…Phosphorus magnetic resonance spectroscopic imaging ( 31 P MRSI) is of particular interest for investigations of patients with brain tumors as it enables to…”
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Post-Surgical Depositions of Blood Products Are No Major Confounder for the Diagnostic and Prognostic Performance of CEST MRI in Patients with Glioma by von Knebel Doeberitz, Nikolaus, Kroh, Florian, König, Laila, Boyd, Philip S., Graß, Svenja, Bauspieß, Cora, Scherer, Moritz, Unterberg, Andreas, Bendszus, Martin, Wick, Wolfgang, Bachert, Peter, Debus, Jürgen, Ladd, Mark E., Schlemmer, Heinz-Peter, Goerke, Steffen, Korzowski, Andreas, Paech, Daniel

“…Amide proton transfer (APT) and semi-solid magnetization transfer (ssMT) imaging can predict clinical outcomes in patients with glioma. However, the treatment…”
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High‐resolution 31 P echo‐planar spectroscopic imaging in vivo at 7 T by Korzowski, Andreas, Bachert, Peter

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High‐resolution 31P echo‐planar spectroscopic imaging in vivo at 7T by Korzowski, Andreas, Bachert, Peter

“…Purpose Conventional 31P chemical shift imaging is time‐consuming and yields only limited spatial resolution. The purpose of this study was to demonstrate…”
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Relaxation-compensated CEST-MRI at 7T for mapping of creatine content and pH - preliminary application in human muscle tissue in vivo by Rerich, Eugenia, Zaiss, Moritz, Korzowski, Andreas, Ladd, Mark E, Bachert, Peter

“…The small biomolecule creatine is involved in energy metabolism. Mapping of the total creatine (mostly PCr and Cr) in vivo has been done with chemical shift…”
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31P MRSI at 7 T enables high‐resolution volumetric mapping of the intracellular magnesium ion content in human lower leg muscles by Franke, Vanessa L., Breitling, Johannes, Ladd, Mark E., Bachert, Peter, Korzowski, Andreas

“…Purpose The non‐invasive determination of the free magnesium ion concentration ([Mg2+free]) using 31P MRSI in vivo is of interest in research on various…”
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Adaptive denoising for chemical exchange saturation transfer MR imaging by Breitling, Johannes, Deshmane, Anagha, Goerke, Steffen, Korzowski, Andreas, Herz, Kai, Ladd, Mark E., Scheffler, Klaus, Bachert, Peter, Zaiss, Moritz

“…High image signal–to–noise ratio (SNR) is required to reliably detect the inherently small chemical exchange saturation transfer (CEST) effects in vivo. In…”
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31 P MRSI at 7 T enables high-resolution volumetric mapping of the intracellular magnesium ion content in human lower leg muscles by Franke, Vanessa L, Breitling, Johannes, Ladd, Mark E, Bachert, Peter, Korzowski, Andreas

“…The non-invasive determination of the free magnesium ion concentration ([Mg ]) using P MRSI in vivo is of interest in research on various pathologies, e.g…”
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Adiabatically prepared spin-lock approach for T1[rho]-based dynamic glucose enhanced MRI at ultrahigh fields by Schuenke, Patrick, Koehler, Christina, Korzowski, Andreas, Windschuh, Johannes, Bachert, Peter, Ladd, Mark E, Mundiyanapurath, Sibu, Paech, Daniel, Bickelhaupt, Sebastian, Bonekamp, David, Schlemmer, Heinz-Peter, Radbruch, Alexander, Zaiss, Moritz

“…Purpose Chemical exchange sensitive spin-lock and related techniques allow to observe the uptake of administered D-glucose in vivo. The exchange-weighting…”
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Mapping intracellular pH in tumors using amide and guanidyl CEST‐MRI at 9.4 T by Boyd, Philip S., Breitling, Johannes, Korzowski, Andreas, Zaiss, Moritz, Franke, Vanessa L., Mueller‐Decker, Karin, Glinka, Andrey, Ladd, Mark E., Bachert, Peter, Goerke, Steffen

“…Purpose In principle, non‐invasive mapping of the intracellular pH (pHi) in vivo is possible using endogenous chemical exchange saturation transfer (CEST)‐MRI…”
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Double-tuned 31 P/ 1 H human head array with high performance at both frequencies for spectroscopic imaging at 9.4T by Avdievich, Nikolai I, Ruhm, Loreen, Dorst, Johanna, Scheffler, Klaus, Korzowski, Andreas, Henning, Anke

“…To develop a robust design of a human head double-tuned P/ H array, which provides good performance at both P and H frequencies for MR spectroscopic imaging at…”
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Double‐tuned 31P/1H human head array with high performance at both frequencies for spectroscopic imaging at 9.4T by Avdievich, Nikolai I., Ruhm, Loreen, Dorst, Johanna, Scheffler, Klaus, Korzowski, Andreas, Henning, Anke

“…Purpose To develop a robust design of a human head double‐tuned 31P/1H array, which provides good performance at both 31P and 1H frequencies for MR…”
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Three‐dimensional radial echo‐planar spectroscopic imaging for hyperpolarized 13 C MRSI in vivo by Awenius, Marcel, Abeln, Helen, Müller, Melanie, Franke, Vanessa L., Rincon, Gino, Glowa, Christin, Schmitt, Michaela, Bangert, Renate, Ludwig, Dominik, Schmidt, Andreas B., Kuder, Tristan A., Ladd, Mark E., Bachert, Peter, Biegger, Philipp, Korzowski, Andreas

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High-resolution 31 P echo-planar spectroscopic imaging in vivo at 7T by Korzowski, Andreas, Bachert, Peter

“…Conventional P chemical shift imaging is time-consuming and yields only limited spatial resolution. The purpose of this study was to demonstrate feasibility of…”
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Early response assessment of glioma patients to definitive chemoradiotherapy using chemical exchange saturation transfer imaging at 7 T by Meissner, Jan‐Eric, Korzowski, Andreas, Regnery, Sebastian, Goerke, Steffen, Breitling, Johannes, Floca, Ralf Omar, Debus, Jürgen, Schlemmer, Heinz‐Peter, Ladd, Mark Edward, Bachert, Peter, Adeberg, Sebastian, Paech, Daniel

“…Background Patients with newly diagnosed inoperable glioma receive chemoradiotherapy (CRT). Standard Response Assessment in Neuro‐Oncology (RANO) takes a…”
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Adiabatically prepared spin‐lock approach for T1ρ‐based dynamic glucose enhanced MRI at ultrahigh fields by Schuenke, Patrick, Koehler, Christina, Korzowski, Andreas, Windschuh, Johannes, Bachert, Peter, Ladd, Mark E., Mundiyanapurath, Sibu, Paech, Daniel, Bickelhaupt, Sebastian, Bonekamp, David, Schlemmer, Heinz‐Peter, Radbruch, Alexander, Zaiss, Moritz

“…Purpose Chemical exchange sensitive spin‐lock and related techniques allow to observe the uptake of administered D‐glucose in vivo. The exchange‐weighting…”
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