Gadobutrol Precedes Gd-DTPA in Abdominal Contrast-Enhanced MRA and MRI: A Prospective, Multicenter, Intraindividual Study.

abstract：:An observational study was set up to assess the feasibility of [18F]FPRGD2 PET/CT for imaging patients with multiple myeloma (MM) and to compare its detection rate with low dose CT alone and combined [18F]NaF/[18F]FDG PET/CT images. Four patients (2 newly diagnosed patients and 2 with relapsed MM) were included and un...

journal_title：Contrast media & molecular imaging

authors： Withofs N,Cousin F,De Prijck B,Bonnet C,Hustinx R,Gambhir SS,Beguin Y,Caers J

更新日期：2017-07-27 00:00:00

abstract：:Monodisperse mesoporous silica (mSiO(2) ) coated superparamagnetic iron oxide (Fe(3) O(4) @mSiO(2) ) nanoparticles (NPs) have been developed as a potential magnetic resonance imaging (MRI) T(2) contrast agent. To evaluate the effect of surface coating on MRI contrast efficiency, we examined the proton relaxivities of ...

journal_title：Contrast media & molecular imaging

authors： Ye F,Laurent S,Fornara A,Astolfi L,Qin J,Roch A,Martini A,Toprak MS,Muller RN,Muhammed M

更新日期：2012-09-01 00:00:00

abstract：Objective:We aimed to propose an automatic method based on Support Vector Machine (SVM) and Dynamic Contrast-Enhanced Magnetic Resonance Imaging (DCE-MRI) to segment the tumor lesions of head and neck cancer (HNC). Materials and Methods:120 DCE-MRI samples were collected. Five curve features and two principal componen...

journal_title：Contrast media & molecular imaging

authors： Deng W,Luo L,Lin X,Fang T,Liu D,Dan G,Chen H

更新日期：2017-09-07 00:00:00

abstract：:Knowledge of the longitudinal and transverse relaxation times (T(1) and T(2)) of water protons in an aqueous solution of an MRI contrast agent is essential for its characterization. These parameters can be measured at low field on low resolution spectrometers or at high field on high resolution spectrometers. The reli...

journal_title：Contrast media & molecular imaging

authors： Henoumont C,Laurent S,Vander Elst L

更新日期：2009-11-01 00:00:00

abstract：:In this study we report the development of a bioconjugate between superparamagnetic iron oxide nanoparticles and Phl p5a (one of the major allergens from grass pollen). The bioconjugate also contains an optical probe (Alexa647) conjugated to the nanoparticle via biotin-streptavidin association. We show that this conju...

journal_title：Contrast media & molecular imaging

authors： Herranz F,Schmidt-Weber CB,Shamji MH,Narkus A,Ruiz-Cabello J,Vilar R

更新日期：2012-07-01 00:00:00

abstract：Objectives:Bone ischemia and necrosis are challenging to treat, requiring investigation of native and engineered bone revascularisation processes through advanced imaging techniques. This study demonstrates an experimental two-step method for precise bone and vessel analysis in native bones or vascularised bone grafts ...

journal_title：Contrast media & molecular imaging

authors： Sutter S,Todorov A,Ismail T,Haumer A,Fulco I,Schulz G,Scherberich A,Kaempfen A,Martin I,Schaefer DJ

更新日期：2017-04-23 00:00:00

abstract：:Chemical exchange saturation transfer (CEST) MRI is sensitive to dilute proteins and peptides as well as microenvironmental properties. However, the complexity of the CEST MRI effect, which varies with the labile proton content, exchange rate and experimental conditions, underscores the need for developing quantitativ...

journal_title：Contrast media & molecular imaging

authors： Sun PZ,Wang Y,Dai Z,Xiao G,Wu R

更新日期：2014-07-01 00:00:00

abstract：:MRI cell tracking is a promising technique to track various cell types (stem cells, tumor cells, etc.) in living animals. Usually, cells are incubated with iron oxides (T(2) contrast agent) in order to take up the particles before being injected in vivo. Iron oxide quantification is important in such studies for valid...

journal_title：Contrast media & molecular imaging

authors： Danhier P,De Preter G,Boutry S,Mahieu I,Leveque P,Magat J,Haufroid V,Sonveaux P,Bouzin C,Feron O,Muller RN,Jordan BF,Gallez B

更新日期：2012-05-01 00:00:00

abstract：:Optical fluorescence imaging has been developed as an aid to intraoperative diagnosis to improve surgical and endoscopic procedures. Compared with other intraoperative imaging methods, it is lower in cost, has a high safety margin, is portable and easy to use. γ-glutamyl hydroxymethyl rhodamine green (gGlu-HMRG) is a ...

journal_title：Contrast media & molecular imaging

authors： Harada T,Nakamura Y,Sato K,Nagaya T,Choyke PL,Seto Y,Kobayashi H

更新日期：2016-11-01 00:00:00

abstract：:Advances in regenerative medicine are rapidly transforming healthcare. A cornerstone of regenerative medicine is the introduction of cells that were grown or manipulated in vitro. Key questions that arise after these cells are re-introduced are: whether these cells are localized in the appropriate site; whether cells ...

journal_title：Contrast media & molecular imaging

authors： Modo M,Kolosnjaj-Tabi J,Nicholls F,Ling W,Wilhelm C,Debarge O,Gazeau F,Clement O

更新日期：2013-11-01 00:00:00

abstract：:An experimental setup consisting of a hollow fiber module (HFM) was developed for the in vitro study of contrast agent (CA) permeability. Controllable flow and known fiber characteristics allowed permeability studies under well-defined conditions with CAs of different molecular weight (MW). In the MRI experiments perf...

journal_title：Contrast media & molecular imaging

authors： Heilmann M,Vautier J,Robert P,Volk A

更新日期：2009-03-01 00:00:00

abstract：:Magnetic fluid hyperthermia (MFH) with chemically synthesized nanoparticles is currently used in clinical trials as it destroys tumor cells with an extremely localized deposition of thermal energy. In this paper, we investigated an MFH protocol based on magnetic nanoparticles naturally produced by magnetotactic bacter...

journal_title：Contrast media & molecular imaging

authors： Mannucci S,Tambalo S,Conti G,Ghin L,Milanese A,Carboncino A,Nicolato E,Marinozzi MR,Benati D,Bassi R,Marzola P,Sbarbati A

更新日期：2018-07-11 00:00:00

abstract：:In vivo molecular imaging with targeted MRI contrast agents will require sensitive methods to quantify local concentrations of contrast agent, enabling not only imaging-based recognition of pathological biomarkers but also detection of changes in expression levels as a consequence of disease development, therapeutic i...

journal_title：Contrast media & molecular imaging

authors： Kok MB,de Vries A,Abdurrachim D,Prompers JJ,Grüll H,Nicolay K,Strijkers GJ

更新日期：2011-01-01 00:00:00

abstract：:Two novel Gd-based contrast agents (CAs) for the molecular imaging of matrix metalloproteinases (MMPs) were synthetized and characterized in vitro and in vivo. These probes were based on the PLG*LWAR peptide sequence, known to be hydrolyzed between Gly and Leu by a broad panel of MMPs. A Gd-DOTA chelate was conjugated...

journal_title：Contrast media & molecular imaging

authors： Gringeri CV,Menchise V,Rizzitelli S,Cittadino E,Catanzaro V,Dati G,Chaabane L,Digilio G,Aime S

更新日期：2012-03-01 00:00:00

abstract：:The purpose of this study was to determine if parameters derived from diffusion-weighted (DW-) and dynamic contrast-enhanced (DCE-) magnetic resonance imaging (MRI) can help to assess early response to peptide receptor radionuclide therapy (PRRT) with 90Y-DOTATOC in neuroendocrine hepatic metastases (NET-HM). Twenty p...

journal_title：Contrast media & molecular imaging

authors： Weikert T,Maas OC,Haas T,Klarhöfer M,Bremerich J,Forrer F,Sauter AW,Sommer G

更新日期：2019-11-11 00:00:00

abstract：:Barium sulfate and lead oxide contrast media are frequently used for cadaver-based angiography studies. These contrast media have not previously been compared to determine which is optimal for the visualisation and measurement of blood vessels. In this study, the lower limb vessels of 16 embalmed Wistar rats, and four...

journal_title：Contrast media & molecular imaging

authors： Kingston MJ,Perriman DM,Neeman T,Smith PN,Webb AL

更新日期：2016-07-01 00:00:00

abstract：:In the pursuit of understanding the pathological alterations that underlie ischaemic injuries, such as vascular remodelling and reorganisation, there is a need for recognising the capabilities and limitations of in vivo imaging techniques. Thus, this review presents contemporary published research of imaging modalitie...

journal_title：Contrast media & molecular imaging

authors： Gandhi R,Tsoumpas C

更新日期：2019-02-03 00:00:00

abstract：:The purpose was to investigate whether MnCl(2) can serve as an MRI contrast agent to detect chronic cryoinjury infarction in pigs in vivo and whether MnCl(2) causes significant hemodynamic disturbances. Hearts were subjected to a topical 2 min cryothermia to establish myocardial infarction (MI). Thereafter GdDTPA-enha...

journal_title：Contrast media & molecular imaging

authors： Yang Y,de Gervai PD,Sun J,Gruwel ML,Kupriyanov V

更新日期：2011-11-01 00:00:00

abstract：:Various studies have shown that various cell types can be labeled with iron oxide particles and visualized by magnetic resonance imaging (MRI). However, reported protocols for cell labeling show a large variation in terms of labeling dose and incubation time. It is therefore not clear how different labeling protocols ...

journal_title：Contrast media & molecular imaging

authors： van Tiel ST,Wielopolski PA,Houston GC,Krestin GP,Bernsen MR

更新日期：2010-09-01 00:00:00

abstract：:The combination of the size-dependent properties of nanomaterials with radioisotopes is emerging as a novel tool for molecular imaging. There are numerous examples already showing how the controlled synthesis of nanoparticles and the incorporation of a radioisotope in the nanostructure offer new features beyond the si...

journal_title：Contrast media & molecular imaging

authors： Pellico J,Llop J,Fernández-Barahona I,Bhavesh R,Ruiz-Cabello J,Herranz F

更新日期：2017-11-21 00:00:00

abstract：:Sialic acid-binding immunoglobulin-like lectin 9 (Siglec-9) is a ligand of inflammation-inducible vascular adhesion protein-1 (VAP-1). We compared 68Ga-DOTA- and 18F-fluorodeoxyribose- (FDR-) labeled Siglec-9 motif peptides for PET imaging of inflammation. Methods. Firstly, we examined 68Ga-DOTA-Siglec-9 and 18F-FDR-S...

journal_title：Contrast media & molecular imaging

authors： Virtanen H,Silvola JMU,Autio A,Li XG,Liljenbäck H,Hellberg S,Siitonen R,Ståhle M,Käkelä M,Airaksinen AJ,Helariutta K,Tolvanen T,Veres TZ,Saraste A,Knuuti J,Jalkanen S,Roivainen A

更新日期：2017-12-31 00:00:00

abstract：RATIONALE AND OBJECTIVES:The purpose of this pilot study was to establish the ability of dynamic contrast enhanced computed tomography (DCE-CT) to detect changes in tumor blood flow (BF) and oxygenation induced by vasoactive substances in rats. MATERIALS AND METHODS:Under ultrasound guidance, a fiber-optic probe was g...

journal_title：Contrast media & molecular imaging

authors： Pollard RE,Larson RF

更新日期：2011-01-01 00:00:00

abstract：:Quantum dot micelles (pQDs) with a paramagnetic coating are promising nanoparticles for bimodal molecular imaging. Their bright fluorescence allows for optical detection, while their Gd payload enables visualization with contrast-enhanced MRI. A popular approach in molecular MRI is the targeting of abundantly expresse...

journal_title：Contrast media & molecular imaging

authors： Starmans LW,Kok MB,Sanders HM,Zhao Y,Donegá Cde M,Meijerink A,Mulder WJ,Grüll H,Strijkers GJ,Nicolay K

更新日期：2011-03-01 00:00:00

abstract：:To date, the combination of histological sectioning, staining, and microscopic assessment of the 2D sections is still the golden standard for structural and compositional analysis of biological tissues. X-ray microfocus computed tomography (microCT) is an emerging 3D imaging technique with high potential for 3D struct...

journal_title：Contrast media & molecular imaging

authors： de Bournonville S,Vangrunderbeeck S,Kerckhofs G

更新日期：2019-02-28 00:00:00

abstract：:An important challenge in medical diagnostics is to design all-in-one contrast agents that can be detected with multiple techniques such as magnetic resonance imaging (MRI), X-ray computed tomography (CT), positron emission tomography (PET), single photon emission tomography (SPECT) or fluorescence imaging (FI). Altho...

journal_title：Contrast media & molecular imaging

authors： van Schooneveld MM,Cormode DP,Koole R,van Wijngaarden JT,Calcagno C,Skajaa T,Hilhorst J,'t Hart DC,Fayad ZA,Mulder WJ,Meijerink A

更新日期：2010-07-01 00:00:00

abstract：Aim:To evaluate reproducibility and stability of radiomic features as effects of the use of different volume segmentation methods and reconstruction settings. The potential of radiomics in really capturing the presence of heterogeneous tumor uptake and irregular shape was also investigated. Materials and Methods:An an...

journal_title：Contrast media & molecular imaging

authors： Gallivanone F,Interlenghi M,D'Ambrosio D,Trifirò G,Castiglioni I

更新日期：2018-09-10 00:00:00

abstract：:A novel tumor stroma targeting and membrane-penetrating cyclic peptide, named iCREKA, was designed and labeled by fluorescein isothiocyanate (FITC) and positron emitter 18F to build the tumor-targeting tracers. The FITC-iCREKA was proved to have significantly higher cellular uptake in the glioma U87 cells in the prese...

journal_title：Contrast media & molecular imaging

authors： Wang LJ,Li HS,Wang QS,Wu HB,Han YJ,Zhou WL,Wang M,Huang S

更新日期：2018-03-04 00:00:00

abstract：:The aim of this study was to compare intratumoural heterogeneity and longitudinal changes assessed by dynamic contrast-enhanced ultrasound (DCE-US) and dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) in prostate tumour xenografts. In vivo DCE-US and DCE-MRI were obtained 24 h pre- (day 0) and post- (day...

journal_title：Contrast media & molecular imaging

authors： Arteaga-Marrero N,Rygh CB,Mainou-Gomez JF,Nylund K,Roehrich D,Heggdal J,Matulaniec P,Gilja OH,Reed RK,Svensson L,Lutay N,Olsen DR

更新日期：2015-11-01 00:00:00

abstract：:Developing agents with 'seek, treat and see' capability is critical for personalized molecular medicine. Those agents will specifically target the disease markers for diagnosis and apply the biologically effective dose for treatment. Retinoids regulate a multitude of biological processes. In addition, retinoic acid ca...

journal_title：Contrast media & molecular imaging

authors： Wang W,Qiu X,Zhang F,Sun J,Cameron AG,Wendt JA,Mawad ME,Ke S

更新日期：2011-07-01 00:00:00

abstract：:Gold nanoparticles coated by gadolinium (III) chelates (Au@DTDTPA) where DTDTPA is a dithiolated bisamide derivative of diethylenetriamine-N,N,N',N'',N''-pentaacetic acid (DTPA), constituted contrast agents for both X-ray computed tomography and magnetic resonance imaging. In an MRI context, highly stable Gd(3+) compl...

journal_title：Contrast media & molecular imaging

authors： Mogilireddy V,Déchamps-Olivier I,Alric C,Laurent G,Laurent S,Vander Elst L,Muller R,Bazzi R,Roux S,Tillement O,Chuburu F

更新日期：2015-05-01 00:00:00