An imageable retinoid acid derivative to detect human cancer xenografts and study therapeutic dosing to reduce its toxicity.

abstract：:Targeted magnetic resonance contrast agents (e.g. iron oxide nanoparticles) have the potential to become highly selective imaging tools. In this context, quantification of the coupled amount of protein is essential for the design of antibody- or antibody fragment-conjugated nanoparticles. Nevertheless, the presence of...

journal_title：Contrast media & molecular imaging

authors： Rimkus G,Bremer-Streck S,Grüttner C,Kaiser WA,Hilger I

更新日期：2011-05-01 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：: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：:Glioblastoma (GBM) is the most common primary malignant type of brain neoplasm in adults and carries a dismal prognosis. The current standard of care for GBM is surgical excision followed by radiation therapy (RT) with concurrent and adjuvant temozolomide-based chemotherapy (TMZ) by six additional cycles. In addition,...

journal_title：Contrast media & molecular imaging

authors： Zikou A,Sioka C,Alexiou GA,Fotopoulos A,Voulgaris S,Argyropoulou MI

更新日期：2018-12-02 00:00:00

abstract：:The transplantation of pancreatic islets containing β-cells, which produce insulin, is an alternative approach to the treatment of type 1 diabetes mellitus. The non-invasive visualization of transplanted islets can be performed using MRI; however, this requires labeling of the islets with a suitable contrast agent pri...

journal_title：Contrast media & molecular imaging

authors： Herynek V,Berková Z,Dovolilová E,Jirák D,Kříž J,Girman P,Saudek F,Hájek M

更新日期：2011-07-01 00:00:00

abstract：:Spectral molecular imaging is a new X-ray-based imaging technology providing highly specific 3D imaging at high spatial resolution that has the potential to measure disease activity and response to treatment noninvasively. The ability to identify and quantify components of tissue and biomarkers of disease activity der...

journal_title：Contrast media & molecular imaging

authors： Anderson NG,Butler AP

更新日期：2014-01-01 00:00:00

abstract：Purpose:Several meta-analyses have reported data about the diagnostic performance of positron emission tomography or positron emission tomography/computed tomography (PET or PET/CT) with different radiotracers in patients with suspicious lung cancer (LC) or pleural tumours (PT). This review article aims at providing an...

journal_title：Contrast media & molecular imaging

authors： Lococo F,Muoio B,Chiappetta M,Nachira D,Petracca Ciavarella L,Margaritora S,Treglia G

更新日期：2020-04-25 00:00:00

abstract：:Purpose. To investigate the value of SUV metrics and radiomic features based on the ability of 18F-FDG PET/CT in differentiating between breast lymphoma and breast carcinoma. Methods. A total of 67 breast nodules from 44 patients who underwent 18F-FDG PET/CT pretreatment were retrospectively analyzed. Radiomic paramet...

journal_title：Contrast media & molecular imaging

authors： Ou X,Wang J,Zhou R,Zhu S,Pang F,Zhou Y,Tian R,Ma X

更新日期：2019-02-25 00:00:00

abstract：:Glioblastoma multiforme is the most aggressive form of brain tumor. Early and accurate diagnosis of glioma and its borders is an important step for its successful treatment. One of the promising targets for selective visualization of glioma and its margins is connexin 43 (Cx43), which is highly expressed in reactive a...

journal_title：Contrast media & molecular imaging

authors： Abakumova T,Abakumov M,Shein S,Chelushkin P,Bychkov D,Mukhin V,Yusubalieva G,Grinenko N,Kabanov A,Nukolova N,Chekhonin V

更新日期：2016-01-01 00:00:00

abstract：:The aim of the present study was to test alginate gels of different compositions as a system for controlled release of manganese ions (Mn(2+)) for application in manganese-enhanced MRI (MEMRI), in order to circumvent the challenge of achieving optimal MRI resolution without resorting to high, potentially cytotoxic dos...

journal_title：Contrast media & molecular imaging

authors： Mørch YA,Sandvig I,Olsen O,Donati I,Thuen M,Skjåk-Braek G,Haraldseth O,Brekken C

更新日期：2012-03-01 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：:Photoacoustic imaging is an emerging imaging modality for noninvasive detection of tissue structural and functional anomalies. Multifunctional microbubbles (MBs) and nanobubbles (NBs) are contrast agents integrating multiple disease-targeting, imaging and therapeutic functions. Multifunctional MBs and NBs represent an...

journal_title：Contrast media & molecular imaging

authors： Xu RX

更新日期：2011-09-01 00:00:00

abstract：:Stem cells, cancer cells and immune cells were labeled by co-incubation with a new ultra-small iron oxide nanoparticle called Molday ION Rhodamine-B (MIRB). Iron staining, fluorescence imaging, transmission electron microscopy and flow cytometry were used to assess cell viability, function and labeling efficiency. Thi...

journal_title：Contrast media & molecular imaging

authors： McFadden C,Mallett CL,Foster PJ

更新日期：2011-11-01 00:00:00

abstract：:The aim of this work was to investigate the MRI findings on tumor xenografts induced in nude mice by the inoculation of human pancreatic cancer cells labeled with superparamagnetic iron oxide (SPIO), and to monitor the kinetics of SPIO distribution in tumor xenografts. The labeled cancer cells were subcutaneously inoc...

journal_title：Contrast media & molecular imaging

authors： Wu CY,Pu Y,Liu G,Shao Y,Ma QS,Zhang XM

更新日期：2012-01-01 00:00:00

abstract：PURPOSE:Regional wall thickening measurement by delayed contrast MRI may assess myocardial viability and functional recovery of ischemic cardiomyopathy. MATERIALS AND METHODS:Delayed contrast MRI data was used in 40 patients with significant coronary artery disease and severe left ventricular dysfunction. Regional wal...

journal_title：Contrast media & molecular imaging

authors： Sharma R,Katz JK

更新日期：2009-01-01 00:00:00

abstract：:We evaluated the difference in the status of dopamine transporters (DATs) depending on Parkinsonism, cerebellar, and autonomic features using F-18 FP-CIT positron emission tomography (PET) in multiple system atrophy with cerebellar ataxia (MSA-C). We also assessed whether the DAT PET could be useful in the management ...

journal_title：Contrast media & molecular imaging

authors： Jeong YJ,Cheon SM,Kang DY,Kim JW

更新日期：2017-11-29 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：:Perfluorocarbon (PFC) double emulsions loaded with a water-soluble, therapeutic agent can be triggered by ultrasound in a process known as acoustic droplet vaporization. Elucidating the stability and biodistribution of these sonosensitive vehicles and encapsulated agents is critical in developing targeted drug deliver...

journal_title：Contrast media & molecular imaging

authors： Fabiilli ML,Piert MR,Koeppe RA,Sherman PS,Quesada CA,Kripfgans OD

更新日期：2013-07-01 00:00:00

abstract：:Red blood cells (RBCs) loaded with iron oxide nanoparticles have been proposed as biomimetic constructs with long half-life (ca. 20 days) in the blood compartment and potentially interesting properties (such as relaxivity) as intravascular contrast agents for magnetic resonance imaging. However, the encapsulation of n...

journal_title：Contrast media & molecular imaging

authors： Boni A,Ceratti D,Antonelli A,Sfara C,Magnani M,Manuali E,Salamida S,Gozzi A,Bifone A

更新日期：2014-05-01 00:00:00

abstract：:Various contrast agents (Magnevist, Gadovist and Multihance) loaded into polymeric nanocapsules were synthesized by the inverse miniemulsion technique. The relaxivity of the resultant contrast agents was assessed at 1.5 T magnetic field strength. The ionic relaxivity of the contrast agents could at least be maintained...

journal_title：Contrast media & molecular imaging

authors： Sharma S,Paiphansiri U,Hombach V,Mailänder V,Zimmermann O,Landfester K,Rasche V

更新日期：2010-03-01 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：:Quantum dots (QDs) are fluorescent nanoparticles with broad excitation and narrow, wavelength-tunable emission spectra. They are used extensively for in vitro fluorescence imaging studies and more recently for in vivo small animal and pre-clinical studies. To date there has been little concern about the selection of Q...

journal_title：Contrast media & molecular imaging

authors： Rosenblum LT,Kosaka N,Mitsunaga M,Choyke PL,Kobayashi H

更新日期：2011-05-01 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 over-expression of sialic acid on the surface of cancer cells compared with normal ones makes this nine-carbon sugar an attractive biomarker for molecular diagnosis and therapy. Here, we describe a study on the molecular recognition of sialic acid end groups on the surface of human glioma cells by (160)Tb-DTPA-EN(...

journal_title：Contrast media & molecular imaging

authors： Djanashvili K,Koning GA,van der Meer AJ,Wolterbeek HT,Peters JA

更新日期：2007-01-01 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：: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：Objective:To synthesize 68Ga-Glu-urea-Lys(Ahx)-HBED-CC (68Ga-PSMA-11) with a synthesis module and investigate PET-CT imaging to monitor PSMA expression during prostate cancer (PCa) progression and tumor growth in mice bearing subcutaneous PCa xenografts. Method:The radiochemical purity and stability of  68Ga-PSMA-11 w...

journal_title：Contrast media & molecular imaging

authors： Wang Y,Shao G,Wu J,Cui C,Zang S,Qiu F,Jia R,Wang Z,Wang F

更新日期：2018-04-26 00:00:00

abstract：:A specific mouse whole body coil and a dedicated gradient system at 4.7 T were coupled with an ultra-fast 3D gradient echo MRI and keyhole reconstruction technique to obtain 3D whole-body dynamic T(1)-weighted or T(2)*-weighted imaging. The technique was used to visualize the real-time distribution of non-targeting T(...

journal_title：Contrast media & molecular imaging

authors： Bled E,Hassen WB,Pourtau L,Mellet P,Lanz T,Schüler D,Voisin P,Franconi JM,Thiaudière E,Miraux S

更新日期：2011-07-01 00:00:00

abstract：Background:To investigate same day 18F-FDG (Fluorodeoxyglucose) PET (Positron Emission Tomography)/MR (Magnetic Resonance) test-retest repeatability of Standardized Uptake Value measurements normalized for body weight (SUV) and lean body mass (SUL) in different locations in the liver. Methods:This prospective study wa...

journal_title：Contrast media & molecular imaging

authors： Domachevsky L,Bernstine H,Nidam M,Stein D,Goldberg N,Stern D,Abadi-Korek I,Groshar D

更新日期：2017-05-30 00:00:00