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Τετάρτη 30 Οκτωβρίου 2019


In vivo measurement of esophageal hiatus surface area using MDCT: description of the methodology and clinical validation
Abstract Purpose Accurate estimation of esophageal hiatus surface area (HSA) prior to surgical repair of hiatal hernia is difficult. The ability to do so may assist with following progression of hiatal hernias, choosing the optimal surgical approach and post-surgical evaluation. We developed a method for measurement of HSA using multi-planar reconstruction (MPR) of multi-detector computed tomography (MDCT) scans and sought to validate...
Latest Results for Abdominal Imaging
02:00
Kuratives Potenzial nichtoperativer Therapiekonzepte beim Adenokarzinom des ösophagogastralen Übergangs
Zusammenfassung Hintergrund Patienten mit lokalisierten AEG (Adenokarzinome des ösophagogastralen Übergangs) weisen wegen Begleiterkrankungen und Alter nicht selten Kontraindikationen gegen eine Operation auf. Fragestellung Es stellt sich die Frage, ob auch ohne Operation kurative Behandlungsoptionen bestehen. ...
Latest Results
Wed Oct 30, 2019 02:00
Metabolic remodelling of mice by hypoxic-hypercapnic environment: imitating the naked mole-rat
Abstract We hypothesised that hypoxic-hypercapnic environment (HHE) could induce metabolic suppression and associated benefits for health and longevity, as observed in the naked-mole rat (NMR). We developed a model of self-produced HHE (similar to a natural habitat of NMRs), which is simple, reliable and natural, and does not require external sources of gases or complex technical equipment. Here, we showed for the first time that a chronic exposure of mice to HHE could be a unique...
Latest Results for Biogerontology
02:00
Characterization of Phase Transformations for Amorphous Solid Dispersions of a Weakly Basic Drug upon Dissolution in Biorelevant Media
Abstract Purpose The overall goal of this study was to investigate the dissolution performance and crystallization kinetics of amorphous solid dispersions (ASDs) of a weakly basic compound, posaconazole, dispersed in a pH-sensitive polymeric matrix consisting of hydroxypropyl methylcellulose acetate succinate (HPMC-AS), using fasted-state simulated media. Methods...
Latest Results
Wed Oct 30, 2019 02:00
Air pollution in European countries and life expectancy—modelling with the use of neural network
Abstract The present paper discusses a novel methodology based on neural network to determine air pollutants’ correlation with life expectancy in European countries. The models were developed using historical data from the period 1992–2016, for a set of 20 European countries. The subject of the analysis included the input variables of the following air pollutants: sulphur oxides, nitrogen oxides, carbon monoxide, particulate matters, polycyclic aromatic hydrocarbons and non-methane...
Latest Results for Air Quality, Atmosphere
Wed Oct 30, 2019 02:00
Cancer-associated fibroblast-derived WNT2 increases tumor angiogenesis in colon cancer
Abstract WNT2 acts as a pro-angiogenic factor in placental vascularization and increases angiogenesis in liver sinusoidal endothelial cells (ECs) and other ECs. Increased WNT2 expression is detectable in many carcinomas and participates in tumor progression. In human colorectal cancer (CRC), WNT2 is selectively elevated in cancer-associated fibroblasts (CAFs), leading to increased invasion and metastasis. However, if there is a role for WNT2 in colon cancer, angiogenesis was not...
Latest Results for Angiogenesis
Wed Oct 30, 2019 02:00
Extreme Hypofraktionierung beim lokalisierten Prostatakarzinom. 5-Jahresergebnisse der HYPO-RT-PC-Studie: Kommentar I
Latest Results
Wed Oct 30, 2019 02:00
Extreme Hypofraktionierung beim lokalisierten Prostatakarzinom. 5-Jahresergebnisse der HYPO-RT-PC-Studie: Kommentar II
Latest Results
Wed Oct 30, 2019 02:00
Influenza A virus-induced apoptosis and virus propagation
Abstract Influenza A viruses (IAVs) are respiratory pathogens that cause severe morbidity and mortality worldwide. They affect cellular processes such as proliferation, protein synthesis, autophagy, and apoptosis. Although apoptosis is considered an innate cellular response to invading infectious pathogens, IAVs have evolved to encode viral proteins that modulate host cellular apoptosis in ways that support efficient viral replication and propagation. An understanding of the modulation...
Latest Results
Wed Oct 30, 2019 02:00
Phase I study of continuous olaparib capsule dosing in combination with carboplatin and/or paclitaxel (Part 1)
Summary Background The PARP inhibitor olaparib has shown acceptable toxicity at doses of up to 400 mg twice daily (bid; capsule formulation) with encouraging signs of antitumor activity. Based on its mode of action, olaparib may sensitize tumor cells to DNA-damaging agents. This Phase I trial (NCT00516724) evaluated the safety, pharmacokinetics (PK) and preliminary efficacy of olaparib combined with carboplatin and/or paclitaxel. Methods...
Latest Results
Wed Oct 30, 2019 02:00

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