Search Results - "Beer, Ambros J."

Diffusion-weighted imaging outside the brain: Consensus statement from an ISMRM-sponsored workshop by Taouli, Bachir, Beer, Ambros J., Chenevert, Thomas, Collins, David, Lehman, Constance, Matos, Celso, Padhani, Anwar R., Rosenkrantz, Andrew B., Shukla-Dave, Amita, Sigmund, Eric, Tanenbaum, Lawrence, Thoeny, Harriet, Thomassin-Naggara, Isabelle, Barbieri, Sebastiano, Corcuera-Solano, Idoia, Orton, Matthew, Partridge, Savannah C., Koh, Dow-Mu

“…The significant advances in magnetic resonance imaging (MRI) hardware and software, sequence design, and postprocessing methods have made diffusion‐weighted…”
Get full text

PET/MR imaging in the detection and characterization of pulmonary lesions: technical and diagnostic evaluation in comparison to PET/CT by Rauscher, Isabel, Eiber, Matthias, Fürst, Sebastian, Souvatzoglou, Michael, Nekolla, Stephan G, Ziegler, Sibylle I, Rummeny, Ernst J, Schwaiger, Markus, Beer, Ambros J

“…Fully integrated PET/MR imaging holds great promise as a novel hybrid imaging modality in oncology and might offer advantages to PET/CT in many instances,…”
Get full text

Population-based model selection for an accurate estimation of time-integrated activity using non-linear mixed-effects modelling by Hardiansyah, Deni, Riana, Ade, Eiber, Matthias, Beer, Ambros J., Glatting, Gerhard

“…Personalized treatment planning in Molecular Radiotherapy (MRT) with accurately determining the absorbed dose is highly desirable. The absorbed dose is…”
Get full text

PET/CT Imaging of Integrin αvβ3 Expression in Human Carotid Atherosclerosis by Beer, Ambros J., MD, Pelisek, Jaroslav, PhD, Heider, Peter, MD, Saraste, Antti, MD, Reeps, Christian, MD, Metz, Stephan, MD, Seidl, Stefan, MD, Kessler, Horst, PhD, Wester, Hans-Jürgen, PhD, Eckstein, Hans Henning, MD, Schwaiger, Markus, MD

“…Objectives The goal of this study was to evaluate the feasibility of [18 F]Galacto-RGD positron emission tomography (PET)/computed tomography (CT) imaging of…”
Get full text

In vivo molecular imaging of chemokine receptor CXCR4 expression in patients with advanced multiple myeloma by Philipp‐Abbrederis, Kathrin, Herrmann, Ken, Knop, Stefan, Schottelius, Margret, Eiber, Matthias, Lückerath, Katharina, Pietschmann, Elke, Habringer, Stefan, Gerngroß, Carlos, Franke, Katharina, Rudelius, Martina, Schirbel, Andreas, Lapa, Constantin, Schwamborn, Kristina, Steidle, Sabine, Hartmann, Elena, Rosenwald, Andreas, Kropf, Saskia, Beer, Ambros J, Peschel, Christian, Einsele, Hermann, Buck, Andreas K, Schwaiger, Markus, Götze, Katharina, Wester, Hans‐Jürgen, Keller, Ulrich

“…CXCR4 is a G‐protein‐coupled receptor that mediates recruitment of blood cells toward its ligand SDF‐1. In cancer, high CXCR4 expression is frequently…”
Get full text

Single-time-point estimation of absorbed doses in PRRT using a non-linear mixed-effects model by Hardiansyah, Deni, Riana, Ade, Beer, Ambros J., Glatting, Gerhard

“…Estimation of accurate time-integrated activity coefficients (TIACs) and radiation absorbed doses (ADs) is desirable for treatment planning in peptide-receptor…”
Get full text

Personalized [177Lu]Lutetium-PSMA Therapy for Patients with Pre-Treated Castration-Resistant Prostate Cancer: A Single Institution Experience from a Comprehensive Cancer Centre by Thaiss, Wolfgang, Zengerling, Friedemann, Friedrich, Julia, Hechler, Veronika, Grunert, Michael, Bolenz, Christian, Wiegel, Thomas, Beer, Ambros J, Prasad, Vikas

“…Castration resistant prostate cancer (CRPC) is characterized by an aggressive biological behavior with a relatively short survival time, especially in…”
Get full text

Workflow and scan protocol considerations for integrated whole-body PET/MRI in oncology by Martinez-Möller, Axel, Eiber, Matthias, Nekolla, Stephan G, Souvatzoglou, Michael, Drzezga, Alexander, Ziegler, Sibylle, Rummeny, Ernst J, Schwaiger, Markus, Beer, Ambros J

“…Integrated PET/MRI systems open exciting possibilities for clinical and research applications. However, compared with PET/CT, PET/MRI is a complex technique…”
Get full text

Single-time-point dosimetry using model selection and nonlinear mixed-effects modelling: a proof of concept by Hardiansyah, Deni, Riana, Ade, Beer, Ambros J., Glatting, Gerhard

“…Purpose This project aims to develop and evaluate a method for accurately determining time-integrated activities (TIAs) in single-time-point (STP) dosimetry…”
Get full text

Value of a Dixon-based MR/PET attenuation correction sequence for the localization and evaluation of PET-positive lesions by Eiber, Matthias, Martinez-Möller, Axel, Souvatzoglou, Michael, Holzapfel, Konstantin, Pickhard, Anja, Löffelbein, Dennys, Santi, Ivan, Rummeny, Ernst J., Ziegler, Sibylle, Schwaiger, Markus, Nekolla, Stephan G., Beer, Ambros J.

“…Purpose In this study, the potential contribution of Dixon-based MR imaging with a rapid low-resolution breath-hold sequence, which is a technique used for…”
Get full text

SARS-CoV-2 infection and the brain: direct evidence for brain changes in milder cases by Sollmann, Nico, Beer, Ambros J., Kirchhoff, Frank

Get full text

Radionuclide and hybrid imaging of recurrent prostate cancer by Beer, Ambros J, Dr, Eiber, Matthias, MD, Souvatzoglou, Michael, MD, Schwaiger, Markus, Prof, Krause, Bernd Joachim, Prof

“…Summary Prostate cancer is one of the most common cancers in men, leading to substantial morbidity and mortality. After definitive therapy with surgery or…”
Get full text

[18F]Galacto-RGD Positron Emission Tomography for Imaging of αvβ3 Expression on the Neovasculature in Patients with Squamous Cell Carcinoma of the Head and Neck by BEER, Ambros J, GROSU, Anca-Ligia, CARLSEN, Janette, KOLK, Andreas, SARBIA, Mario, STANGIER, Isabelle, WATZLOWIK, Petra, WESTER, Hans-Jürgen, HAUBNER, Roland, SCHWAIGER, Markus

“…Purpose: [ 18 F]Galacto-RGD has been developed for positron emission tomography (PET)–imaging of αvβ3 expression, a receptor involved in angiogenesis and…”
Get full text

Influence of sampling schedules on [177Lu]Lu-PSMA dosimetry by Rinscheid, Andreas, Kletting, Peter, Eiber, Matthias, Beer, Ambros J., Glatting, Gerhard

“…Background Individualized dosimetry is recommended for [ 177 Lu]Lu-PSMA radioligand therapy (RLT) which is resource-intensive and protocols are often not…”
Get full text

Quantitative analysis of regional distribution of tau pathology with 11C-PBB3-PET in a clinical setting by Yousefzadeh-Nowshahr, Elham, Winter, Gordon, Bohn, Peter, Kneer, Katharina, von Arnim, Christine A F, Otto, Markus, Solbach, Christoph, Anderl-Straub, Sarah, Polivka, Dörte, Fissler, Patrick, Strobel, Joachim, Kletting, Peter, Riepe, Matthias W, Higuchi, Makoto, Glatting, Gerhard, Ludolph, Albert, Beer, Ambros J

“…The recent developments of tau-positron emission tomography (tau-PET) enable in vivo assessment of neuropathological tau aggregates. Among the tau-specific…”
Get full text

A Physiologically Based Pharmacokinetic Model for In Vivo Alpha Particle Generators Targeting Neuroendocrine Tumors in Mice by Zaid, Nouran R R, Kletting, Peter, Winter, Gordon, Prasad, Vikas, Beer, Ambros J, Glatting, Gerhard

“…In vivo alpha particle generators have great potential for the treatment of neuroendocrine tumors in alpha-emitter-based peptide receptor radionuclide therapy…”
Get full text

PET-MRI Fusion in Head-and-Neck Oncology: Current Status and Implications for Hybrid PET/MRI by Loeffelbein, Denys J., MD, DDS, Souvatzoglou, Michael, MD, Wankerl, Veronika, MD, Martinez-Möller, Axel, MD, Dinges, Julia, MD, Schwaiger, Markus, MD, Beer, Ambros J., MD

“…Purpose To review the current status and clinical effect of PET-MRI image fusion in the staging of head-and-neck cancer and to show its implications for…”
Get full text

Comparison of PSMA-TO-1 and PSMA-617 labeled with gallium-68, lutetium-177 and actinium-225 by Meyer, Catherine, Prasad, Vikas, Stuparu, Andreea, Kletting, Peter, Glatting, Gerhard, Miksch, Jonathan, Solbach, Christoph, Lueckerath, Katharina, Nyiranshuti, Lea, Zhu, Shaojun, Czernin, Johannes, Beer, Ambros J., Slavik, Roger, Calais, Jeremie, Dahlbom, Magnus

“…Background PSMA-TO-1 (“Tumor-Optimized-1”) is a novel PSMA ligand with longer circulation time than PSMA-617. We compared the biodistribution in subcutaneous…”
Get full text

Short-Interval, Low-Dose Peptide Receptor Radionuclide Therapy in Combination with PD-1 Checkpoint Immunotherapy Induces Remission in Immunocompromised Patients with Metastatic Merkel Cell Carcinoma by Aicher, Alexandra, Sindrilaru, Anca, Crisan, Diana, Thaiss, Wolfgang, Steinacker, Jochen, Beer, Meinrad, Wiegel, Thomas, Scharffetter-Kochanek, Karin, Beer, Ambros J., Prasad, Vikas

“…Merkel cell carcinoma (MCC) is a neuroendocrine skin cancer of the elderly, with high metastatic potential and poor prognosis. In particular, the primary…”
Get full text

Multiparametric MR and PET Imaging of Intratumoral Biological Heterogeneity in Patients with Metastatic Lung Cancer Using Voxel-by-Voxel Analysis by Metz, Stephan, Ganter, Carl, Lorenzen, Sylvie, van Marwick, Sandra, Holzapfel, Konstantin, Herrmann, Ken, Rummeny, Ernst J, Wester, Hans-Jürgen, Schwaiger, Markus, Nekolla, Stephan G, Beer, Ambros J

“…Diffusion-weighted magnetic resonance imaging (DW-MRI) and imaging of glucose metabolism by positron emission tomography (FDG-PET) provide quantitative…”
Get full text