Results 51 to 60 of about 307,140 (314)

A modular data acquisition system for high resolution clinical PET scanners

open access: yes, 2010
En las últimas dos décadas, la Tomografía por Emisión de Positrones (PET) ha demostrado ser una modalidad clave para el estudio de la biología del cúncer y trastornos cardíacos, y para la realizaciún imágenes moleculares, una tecnica que permite la ...
Sportelli, Giancarlo
core   +1 more source

Construction and Evaluation of Quantitative Small-Animal PET Probabilistic Atlases for [18F]FDG and [18F]FECT Functional Mapping of the Mouse Brain [PDF]

open access: yes, 2013
Automated voxel-based or pre-defined volume-of-interest (VOI) analysis of small-animal PET data in mice is necessary for optimal information usage as the number of available resolution elements is limited. We have mapped metabolic ([18F]FDG) and dopamine
Kathleen Vunckx (419666)   +20 more
core   +1 more source

Myocarditis on 18FDG-PET imaging

open access: yesRadiology Case Reports, 2022
Myocarditis is the inflammation of the heart muscle with various clinical presentations and etiology. In this case, we demonstrate the utility of Fluorodeoxyglucose PET scan in identifying its etiology. A 28-year-old female with a history of undifferentiated connective tissue disease and sacroiliitis referred to the cardiology clinic for palpitations ...
Chaaban, Nourhan, Kshatriya, Shilpa, ya
openaire   +3 more sources

Heterogeneity in the Global Practice of Central Nervous System Staging in Pediatric Acute Lymphoblastic Leukemia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Central nervous system (CNS) involvement in childhood acute lymphoblastic leukemia (ALL) is assessed by cell counting and cytomorphology from cerebrospinal fluid (CSF) and is used for treatment stratification worldwide. The ratio of “CNS2” patients in clinical trials ranges from 3% to 40%, with unclear prognostic significance ...
Laura Almási   +14 more
wiley   +1 more source

multi-patient dose synthesis of [18F]Flumazenil via a copper-mediated 18F-fluorination

open access: yesEJNMMI Radiopharmacy and Chemistry, 2022
Background Flumazenil (FMZ) is a functionally silent imidazobenzodiazepine which binds to the benzodiazepine binding site of approximately 75% of the brain γ-aminobutyric acid-A receptors (GABAARs).
Thibault Gendron   +13 more
doaj   +1 more source

Preclinical Advances in Theranostics for the Different Molecular Subtypes of Breast Cancer

open access: yesFrontiers in Pharmacology, 2021
Breast cancer is the most common cancer in women worldwide. The heterogeneity of breast cancer and drug resistance to therapies make the diagnosis and treatment difficult.
Hanyi Fang   +7 more
doaj   +1 more source

Imaging of neuropathology by PET tracers

open access: yesFolia Pharmacologica Japonica, 2022
Alzheimer's disease (AD) is one of the most common causes of dementia in the world. Neurodegeneration, gliosis, and misfolded proteins such as amyloid plaques and tau tangles are neuropathological hallmarks in AD. In vivo imaging of these neuropathological lesions would be good biomarkers to understand pathophysiology as well as surrogate markers for ...
openaire   +2 more sources

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Normal ventilation/perfusion lung scan in patients with extensive chronic thromboembolism pulmonary hypertension: A case report

open access: yesRadiology Case Reports, 2019
Chronic thromboembolism pulmonary hypertension (CTEPH) is a common cause of severe pulmonary hypertension, resulting in significant morbidity and mortality.
Alaa Alduraibi, MD, Ahmed Fathala, MD
doaj   +1 more source

Towards consensus in acquisition and image analysis of PET and SPECT in the assessment of cardiac sympathetic innervation: a mini-review [PDF]

open access: yes, 2022
In the rapidly evolving field of nuclear medicine, imaging cardiac sympathetic innervation using both conventional nuclear medicine and PET tracers is a small but growing field of interest.
Walter Noordzij   +3 more
core   +1 more source

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