Long-term Ashtanga yoga practice decreases medial temporal and brainstem glucose metabolism in relation to years of experience.

abstract：BACKGROUND:To assess 18-fluorodeoxyglucose (FDG) bowel uptake in patients with differentiated thyroid cancer (DTC) treated with sorafenib. FINDINGS:Visual (5-point scale) and high maximum standard uptake value (SUVmax) semi-quantitative analyses were conducted in 63 positron emission tomography (PET) studies performed...

journal_title：EJNMMI research

authors： Ciappuccini R,Trzepla G,Heutte N,Sevin E,Galais MP,Bardet S

更新日期：2012-05-07 00:00:00

abstract：BACKGROUND:Targeted alpha therapy (TAT) offers advantages over current β-emitting conjugates for peptide receptor radionuclide therapy (PRRT) of neuroendocrine tumors. PRRT with 177Lu-DOTATATE or 90Y-DOTATOC has shown dose-limiting nephrotoxicity due to radiopeptide retention in the proximal tubules. Pharmacological pr...

journal_title：EJNMMI research

authors： Chan HS,Konijnenberg MW,Daniels T,Nysus M,Makvandi M,de Blois E,Breeman WA,Atcher RW,de Jong M,Norenberg JP

更新日期：2016-12-01 00:00:00

abstract：BACKGROUND:Amino acid co-infusion for renal protection in endoradiotherapy (ERT) applied as prostate-specific membrane antigen (PSMA)-targeted radioligand therapy (RLT) or peptide receptor radionuclide therapy (PRRT) has been shown to cause severe hyperkalemia. The pathophysiology behind the rapid development of hyperk...

journal_title：EJNMMI research

authors： Pfob CH,Eiber M,Luppa P,Maurer F,Maurer T,Tauber R,D'Alessandria C,Feuerecker B,Scheidhauer K,Ott A,Heemann U,Schwaiger M,Schmaderer C

更新日期：2018-02-27 00:00:00

abstract：BACKGROUND:Erlotinib is an epidermal growth factor receptor (EGFR)-targeting tyrosine kinase inhibitor approved for treatment of non-small cell lung cancer. The wide inter-individual pharmacokinetic (PK) variability of erlotinib may impact treatment outcome and/or toxicity. Recent in vivo studies reported a nonlinear u...

journal_title：EJNMMI research

authors： Amor D,Goutal S,Marie S,Caillé F,Bauer M,Langer O,Auvity S,Tournier N

更新日期：2018-08-16 00:00:00

abstract：BACKGROUND:In order to better understand the concept of mechanical dyssynchrony, a promising hallmark of cardiac resynchronization therapy (CRT) response, we investigated its effect on regional myocardial metabolism and myocardial blood flow (MBF) in non-ischemic CRT candidates. RESULTS:Thirty consecutive non-ischemic...

journal_title：EJNMMI research

authors： Degtiarova G,Claus P,Duchenne J,Cvijic M,Schramm G,Nuyts J,Voigt JU,Gheysens O

更新日期：2019-12-09 00:00:00

abstract：BACKGROUND:177Lu-[DOTA0, Tyr3]-octreotate (177Lu-octreotate) is used for treatment of patients with somatostatin receptor (SSTR) expressing neuroendocrine tumors. However, complete tumor remission is rarely seen, and optimization of treatment protocols is needed. In vitro studies have shown that irradiation can up-regu...

journal_title：EJNMMI research

authors： Dalmo J,Spetz J,Montelius M,Langen B,Arvidsson Y,Johansson H,Parris TZ,Helou K,Wängberg B,Nilsson O,Ljungberg M,Forssell-Aronsson E

更新日期：2017-12-01 00:00:00

abstract：BACKGROUND:Hypoxia within solid tumors confers radiation resistance and a poorer prognosis. 124I-iodoazomycin galactopyranoside (124I-IAZGP) has shown promise as a hypoxia radiotracer in animal models. We performed a clinical study to evaluate the safety, biodistribution, and imaging characteristics of 124I-IAZGP in pa...

journal_title：EJNMMI research

authors： O'Donoghue JA,Guillem JG,Schöder H,Lee NY,Divgi CR,Ruby JA,Humm JL,Lee-Kong SA,Burnazi EM,Cai S,Carlin SD,Leibold T,Zanzonico PB,Ling CC

更新日期：2013-06-03 00:00:00

abstract：BACKGROUND:Macrophages represent a critical cell type in host defense, development and homeostasis. The ability to image non-invasively pro-inflammatory macrophage infiltrate into a transplanted organ may provide an additional tool for the monitoring of the immune response of the recipient against the donor graft. We t...

journal_title：EJNMMI research

authors： O'Neill AS,Terry SY,Brown K,Meader L,Wong AM,Cooper JD,Crocker PR,Wong W,Mullen GE

更新日期：2015-12-01 00:00:00

abstract：PURPOSE:We have developed a multi-modal imaging approach for SIRT, combining 99mTc-MAA SPECT/CT and/or 90Y PET, 18F-FDG PET/CT, and contrast-enhanced CBCT for voxel-based dosimetry, as a tool for treatment planning and verification. For radiation dose prediction calculations, a segmentation of the total liver volume an...

journal_title：EJNMMI research

authors： Jafargholi Rangraz E,Coudyzer W,Maleux G,Baete K,Deroose CM,Nuyts J

更新日期：2019-02-20 00:00:00

abstract：UNLABELLED: BACKGROUND:An intriguing biologic process in most adult mammals is post-pneumonectomy lung regeneration, that is, the removal of one lung (pneumonectomy) results in the rapid compensatory growth of the remaining lung. The spatial dependence and metabolic activity of the rodent lung during compensatory lung...

journal_title：EJNMMI research

authors： Gibney BC,Park MA,Chamoto K,Ysasi A,Konerding MA,Tsuda A,Mentzer SJ

更新日期：2012-09-21 00:00:00

abstract：BACKGROUND:PET/MRI can be used for the detection of disease in biochemical recurrence (BCR) patients imaged with 68Ga-PSMA-11 PET. This study was designed to determine the optimal MRI sequences to localize positive findings on 68Ga-PSMA-11 PET of patients with BCR after definitive therapy. Fifty-five consecutive prosta...

journal_title：EJNMMI research

authors： Lake ST,Greene KL,Westphalen AC,Behr SC,Zagoria R,Small EJ,Carroll PR,Hope TA

更新日期：2017-09-19 00:00:00

abstract：BACKGROUND:In PET/MRI, linear photon attenuation coefficients for attenuation correction (AC) cannot be directly derived, and cortical bone is, so far, usually not considered. This results in an underestimation of the average PET signal in PET/MRI. Recently introduced MR-AC methods predicting bone information from anat...

journal_title：EJNMMI research

authors： Werner P,Rullmann M,Bresch A,Tiepolt S,Jochimsen T,Lobsien D,Schroeter ML,Sabri O,Barthel H

更新日期：2016-12-01 00:00:00

abstract：BACKGROUND:High expression of human epidermal growth factor receptor type 2 (HER2) represents an aggressive subtype of breast cancer. Anti-HER2 treatment requires a theragnostic approach wherein sufficiently high receptor expression in biopsy material is mandatory. Heterogeneity and discordance of HER2 expression betwe...

journal_title：EJNMMI research

authors： Alhuseinalkhudhur A,Lubberink M,Lindman H,Tolmachev V,Frejd FY,Feldwisch J,Velikyan I,Sörensen J

更新日期：2020-03-23 00:00:00

abstract：BACKGROUND:There is a growing interest in the use of F-18 FDG PET-CT to monitor tuberculosis (TB) treatment response. Tuberculosis lung lesions are often complex and diffuse, with dynamic changes during treatment and persisting metabolic activity after apparent clinical cure. This poses a challenge in quantifying scan-...

journal_title：EJNMMI research

authors： Malherbe ST,Chen RY,Dupont P,Kant I,Kriel M,Loxton AG,Smith B,Beltran CGG,van Zyl S,McAnda S,Abrahams C,Maasdorp E,Doruyter A,Via LE,Barry CE 3rd,Alland D,Richards SG,Ellman A,Peppard T,Belisle J,Tromp G,Ronache

更新日期：2020-02-10 00:00:00

abstract：PURPOSE:To investigate the added value and diagnostic accuracy of 68Ga-PSMA PET/CT versus bone scintigraphy (BS) for bone metastasis detection at the primary staging of prostate cancer (PCa). METHODS:Inclusion criteria involved consecutive patients with newly diagnosed intermediate- to high-risk PCa, who had undergone...

journal_title：EJNMMI research

authors： Zacho HD,Ravn S,Afshar-Oromieh A,Fledelius J,Ejlersen JA,Petersen LJ

更新日期：2020-04-08 00:00:00

abstract：BACKGROUND:Hepatobiliary scintigraphy using (99m)Tc-mebrofenin has been used as an investigation to study liver function after liver transplantation (LTx). Hepatic extraction fraction (HEF) is a measurement of the hepatic extraction efficiency and hepatic extraction rate. With the purpose of evaluating a possible diver...

journal_title：EJNMMI research

authors： Kaxiras A,Yamamoto S,Söderdahl G,Wernerson A,Axelsson R,Ericzon BG

更新日期：2014-12-01 00:00:00

abstract：BACKGROUND:F-fluorodeoxyglucose (FDG) positron emission tomography (PET) is a promising modality for detecting active lesions of cardiac sarcoidosis (CS). However, determining whether 18F-FDG uptake in the myocardium is physiological is challenging due to metabolic shift in myocardial cells. Although methods for inhibi...

journal_title：EJNMMI research

authors： Morooka M,Moroi M,Uno K,Ito K,Wu J,Nakagawa T,Kubota K,Minamimoto R,Miyata Y,Okasaki M,Okazaki O,Yamada Y,Yamaguchi T,Hiroe M

更新日期：2014-01-02 00:00:00

abstract：BACKGROUND:The potential of the D-isomerization of 4-borono-2-18F-fluoro-phenylalanine (18F-FBPA) to improve its target tumor to non-target normal brain tissue ratio (TBR) was evaluated in rat brain glioma and compared with those of L- and D-11C-methyl-tyrosine (11C-CMT). The L- or D-isomer of 18F-FBPA was injected int...

journal_title：EJNMMI research

authors： Kanazawa M,Nishiyama S,Hashimoto F,Kakiuchi T,Tsukada H

更新日期：2018-06-13 00:00:00

abstract：BACKGROUND:PET/CT with the radioactively labelled galactose analogue 2-18F-fluoro-2-deoxy-D-galactose (18F-FDGal) can be used to quantify the hepatic metabolic function and visualise regional metabolic heterogeneity. We determined the day-to-day variation in humans with and without liver disease. Furthermore, we examin...

journal_title：EJNMMI research

authors： Bak-Fredslund KP,Lykke Eriksen P,Munk OL,Villadsen GE,Keiding S,Sørensen M

更新日期：2017-08-29 00:00:00

abstract：BACKGROUND:The molecular features of isocitrate dehydrogenase (IDH) mutation and chromosome 1p and 19q (1p/19q) codeletion status have pivotal role for differentiating gliomas and have been integrated in the World Health Organization (WHO) classification in 2016. Positron emission tomography (PET) with 3'-deoxy-3'-[18F...

journal_title：EJNMMI research

authors： Ogawa T,Kawai N,Miyake K,Shinomiya A,Yamamoto Y,Nishiyama Y,Tamiya T

更新日期：2020-05-07 00:00:00

abstract：BACKGROUND:18F-FDG PET/CT has proven to be a reliable tool for therapy monitoring in sarcoidosis. Previous PET studies investigated the SUVmax as a marker for disease activity. Total lung glycolysis (TLuG) is a new tool, quantifying the glycolysis of the entire lung. Since SUVmax represents the maximum activity in only...

journal_title：EJNMMI research

authors： Schimmelpennink MC,Vorselaars ADM,Veltkamp M,Keijsers RGM

更新日期：2019-06-13 00:00:00

abstract：BACKGROUND:The kidneys are regarded as one of the main dose-limiting organs in the treatment of neuroendocrine tumours with (177)Lu-[DOTA(0), Tyr(3)]-octreotate ((177)Lu-octreotate), despite the successful use of kidney uptake blocking agents such as lysine and arginine. To avoid renal toxicity but still give each pati...

journal_title：EJNMMI research

authors： Dalmo J,Westberg E,Barregard L,Svedbom L,Johansson M,Törnqvist M,Forssell-Aronsson E

更新日期：2014-12-01 00:00:00

abstract：BACKGROUND:Diacetyl-bis(N4-methylthiosemicarbazone), labeled with 64Cu (64Cu-ATSM) has been suggested as a promising tracer for imaging hypoxia. However, various controversial studies highlighted potential pitfalls that may disable its use as a selective hypoxic marker. They also highlighted that the results may be tum...

journal_title：EJNMMI research

authors： Pérès EA,Toutain J,Paty LP,Divoux D,Ibazizène M,Guillouet S,Barré L,Vidal A,Cherel M,Bourgeois M,Bernaudin M,Valable S

更新日期：2019-12-19 00:00:00

abstract：:Nanobodies are the recombinant variable domains of heavy-chain-only antibodies, with many unique properties such as small size, excellent solubility, superior stability, quick clearance from blood, and deep tissue penetration. As a result, nanobodies have become a promising tool for the diagnosis and therapy of diseas...

journal_title：EJNMMI research

authors： Bao G,Tang M,Zhao J,Zhu X

更新日期：2021-01-19 00:00:00

abstract：BACKGROUND:Amyloid PET plays a vital role in detecting the accumulation of in vivo amyloid-β (Aβ). The quantification of Aβ accumulation has been widely performed using the region of interest (ROI)-based mean cortical standardized uptake value ratio (mcSUVR). However, voxel-based statistical analysis has not been well ...

journal_title：EJNMMI research

authors： Akamatsu G,Ikari Y,Ohnishi A,Matsumoto K,Nishida H,Yamamoto Y,Senda M,Japanese Alzheimer’s Disease Neuroimaging Initiative.

更新日期：2019-09-18 00:00:00

abstract：BACKGROUND:The availability of GABAA receptor binding sites in the brain can be assessed by positron emission tomography (PET) using the radioligand, [18F]flumazenil. However, the brain uptake and binding of this PET radioligand are influenced by anesthetic drugs, which are typically needed in preclinical imaging studi...

journal_title：EJNMMI research

authors： Palner M,Beinat C,Banister S,Zanderigo F,Park JH,Shen B,Hjoernevik T,Jung JH,Lee BC,Kim SE,Fung L,Chin FT

更新日期：2016-12-01 00:00:00

abstract：BACKGROUND:In the present study, we used multimodal imaging to investigate biodistribution in rats after intravenous administration of a new 99mTc-labeled delivery system consisting of polymer-shelled microbubbles (MBs) functionalized with diethylenetriaminepentaacetic acid (DTPA), thiolated poly(methacrylic acid) (PMA...

journal_title：EJNMMI research

authors： Barrefelt AA,Brismar TB,Egri G,Aspelin P,Olsson A,Oddo L,Margheritelli S,Caidahl K,Paradossi G,Dähne L,Axelsson R,Hassan M

更新日期：2013-02-25 00:00:00

abstract：BACKGROUND:Depression in patients with brain tumors is associated with impaired quality of life and shorter survival. Altered metabolism of tryptophan to serotonin and kynurenine metabolites may play a role in tumor-associated depression. Our recent studies with alpha[(11)C]methyl-L-tryptophan (AMT)-PET in brain tumor ...

journal_title：EJNMMI research

authors： Bosnyák E,Kamson DO,Behen ME,Barger GR,Mittal S,Juhász C

更新日期：2015-12-01 00:00:00

abstract：BACKGROUND:Cerebral blood flow (CBF) quantitation using technetium-99m hexamethylpropyleneamine oxime (99mTc-HMPAO) generally requires assessment of input function by arterial blood sampling, which would be invasive for small animals. We therefore performed chest dynamic planar imaging, instead of arterial blood sampli...

journal_title：EJNMMI research

authors： Suzuki C,Kosugi M,Magata Y

更新日期：2018-03-09 00:00:00

abstract：BACKGROUND:Two novel methods of image reconstruction, xSPECT Quant (xQ) and xSPECT Bone (xB), that use an ordered subset conjugate gradient minimizer (OSCGM) for SPECT/CT reconstruction have been proposed. The present study compares the performance characteristics of xQ, xB, and conventional Flash3D (F3D) reconstructio...

journal_title：EJNMMI research

authors： Miyaji N,Miwa K,Tokiwa A,Ichikawa H,Terauchi T,Koizumi M,Onoguchi M

更新日期：2020-06-29 00:00:00