Results 101 to 110 of about 85,222 (297)

European Consensus on Malabsorption—UEG & SIGE, LGA, SPG, SRGH, CGS, ESPCG, EAGEN, ESPEN, and ESPGHAN. Part 1: Definitions, Clinical Phenotypes, and Diagnostic Testing for Malabsorption

open access: yesUnited European Gastroenterology Journal, EarlyView.
ABSTRACT Malabsorption is a complex and multifaceted condition characterised by the defective passage of nutrients into the blood and lymphatic streams. Several congenital or acquired disorders may cause either selective or global malabsorption in both children and adults, such as cystic fibrosis, exocrine pancreatic insufficiency (EPI), coeliac ...
Marco Vincenzo Lenti   +29 more
wiley   +1 more source

Isotope Studies of Karst Springs Included in the Water Supply System of the City of Rijeka (Croatia)

open access: yesSoutheastern European Medical Journal, 2017
Aim: To inform about the results of isotopic analyses of karstic springs, Rječina Spring and Zvir, that ensure potable water for more than 200,000 people in Rijeka County (Croatia) Methods: Specific activities of selected radionuclides were ...
Diana Mance   +2 more
doaj   +1 more source

Triggering Collapse of the Presolar Dense Cloud Core and Injecting Short-Lived Radioisotopes with a Shock Wave. V. Nonisothermal Collapse Regime [PDF]

open access: yes, 2017
Recent meteoritical analyses support an initial abundance of the short-lived radioisotope $^{60}$Fe that may be high enough to require nucleosynthesis in a core collapse supernova, followed by rapid incorporation into primitive meteoritical components, rather than a scenario where such isotopes were inherited from a well-mixed region of a giant ...
arxiv   +1 more source

Activation cross sections of $\alpha$-particle induced nuclear reactions on hafnium and deuteron induced nuclear reaction on tantalum: production of $^{178}$W/$^{178m}$Ta generator

open access: yes, 2014
In the frame of a systematic study of charged particle production routes of medically relevant radionuclei, the excitation function for indirect production of $^{178m}$Ta through $^{nat}$Hf($\alpha$,xn)$^{178}$W-$^{178m}$Ta nuclear reaction was measured ...
Ditrói, F.   +5 more
core   +1 more source

Deciphering the tumor immune microenvironment: Microscale measurements for precision detection and multidimensional analysis

open access: yesVIEW, EarlyView.
The tumor immune microenvironment (TIME) plays a critical role in cancer progression and treatment response. Advanced tools like nanotechnology‐empowered sensors to precisely detect at microscopic scales are introduced. These innovations improve the ability to predict patient responses to immunotherapies and identify new therapeutic targets, paving the
Lu Wang   +6 more
wiley   +1 more source

An experimental apparatus for study of direct β-radiation conversion for energy harvesting [PDF]

open access: yesProc. PowerMEMS 2012, pp. 428-431, 2014
This paper introduces the development and testing of an experimental apparatus for characterization of a direct charging nuclear battery. The battery consists of a parallel-plates capacitor which is charged in a vacuum by the current of {\beta}-radiation particles (electrons) emitted from a radioisotope.
arxiv  

Progress of photonuclear cross sections for medical radioisotope production at the SLEGS energy domain [PDF]

open access: yesNuclear Science and Techniques (2023) 34, 187
Photonuclear reactions using a laser Compton scattering (LCS) gamma source provide a new method for producing radioisotopes for medical applications. Compared with the conventional method, this method has the advantages of a high specific activity and less heat.
arxiv   +1 more source

Study of heat sensitive radioisotopes for temperature measurement application Final report [PDF]

open access: yes
Heat sensitive radioisotopes for temperature measurements in rocket nose ...
Hutchinson, H. D.
core   +1 more source

Nectin4‐targeted molecular imaging in solid tumors: Current status and future perspectives

open access: yesVIEW, EarlyView.
In this review, we provide a concise overview of the mechanisms by which Nectin4 contributes to the pathogenesis of various malignancies and detail the classes of Nectin4‐targeted molecular probes. We then delve into the significant advancements in Nectin4‐targeted molecular imaging techniques, encompassing both nuclear medicine and optical imaging ...
Yongshun Liu   +6 more
wiley   +1 more source

Radionuclides as tracers of coastal processes in Brazil: review, synthesis, and perspectives

open access: yesBrazilian Journal of Oceanography, 2008
We review the usefulness, limitations, significance, and coastal management implications of radionuclide measurements in Brazilian coastal environments.
Isaac R. Santos   +2 more
doaj   +1 more source

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