نتایج جستجو برای: barium compounds

تعداد نتایج: 234742  

2013
Zhong Hua Luo Alex Chung Gibok Choi Yih Huie Lin Huajin Pang Barry T. Uchida Dusan Pavcnik Miran Jeromel Frederick S. Keller Josef Rösch

BACKGROUND Barium sulfate powder used for radiopacity of experimental blood clots (EBCs) for testing mechanical thrombectomy devices (MTD) has negative effects on EBCs mechanical properties. In vitro and in vivo exploration was performed to determine if the iodine based contrast medium will have less negative effects on the EBCs than barium. MATERIALS AND METHODS Fresh blood from 2 swine was ...

2014
Jae Jin KO F. A. (Tony) MANN

Barium peritonitis is extremely rare, but is difficult to treat and may be life-threatening. Barium suspension leakage from the gastrointestinal tract into the abdominal cavity has a time-dependent and synergistically deleterious effect in patients who have generalized bacterial peritonitis. The severity of barium peritonitis is dependent on the quantity of barium in the abdominal cavity. Bariu...

2011
Nguyen Dinh Thang Ichiro Yajima Mayuko Y. Kumasaka Shoko Ohnuma Takeshi Yanagishita Rumiko Hayashi Hossain U. Shekhar Daisuke Watanabe Masashi Kato

Explosive increases in skin cancers have been reported in more than 36 million patients with arsenicosis caused by drinking arsenic-polluted well water. This study and previous studies showed high levels of barium as well as arsenic in the well water. However, there have been no reports showing a correlation between barium and cancer. In this study, we examined whether barium (BaCl(2)) may inde...

2016
Hideki Katagiri Alan Kawarai Lefor Tadao Kubota Ken Mizokami

AIM To review clinical experience with barium appendicitis at a single institution. METHODS A retrospective review of patients admitted with a diagnosis of acute appendicitis, from January 1, 2013 to December 31, 2015 was performed. Age, gender, computed tomography (CT) scan findings if available, past history of barium studies, pathology, and the presence of perforation or the development of...

Journal: :Journal of neurophysiology 2000
E Solessio D M Linn I Perlman E M Lasater

Müller cells are highly permeable to potassium ions and play a crucial role in maintaining potassium homeostasis in the vertebrate retina. The potassium current found in turtle Müller cells consists of two components: an inwardly rectifying component and a linear, passive component. These currents are insensitive to broadband potassium channel blockers, tetraethylammonium (TEA) and 4-aminopyrid...

ATAIE A., , SHEIKHI MOGHADDAM K., ,

Ultra-fine particles of barium hexaferrite have been synthesized by co-precipitation method using barium nitride and iron chloride precursors with a Fe/Ba molar ratio of 11. Co-precipitation was carried out at 25 and 80°C using NaOH as a precipitant. Effect of coprecipitation and annealing temperatures on the phase composition and morphology of the products have been investigated using XRD and ...

Journal: :Erzincan University Journal of Science and Technology 2021

Contrast agents are frequently used in medical imaging such as computed tomography (CT) and magnetic resonance (MR) to reveal the final state of body or organs. The states organs examined obtained according absorption principle x gamma rays interacting with contrast agents. In this study, C17H22I3N3O8 (Iopamidol), C11H9I3N2O4 (Diatrizoic acid), BaSO4 (Barium sulfate) C7H6O2 (Benzoic acid) compo...

Journal: :Applied and environmental microbiology 2012
Ying Zhang Yanchun Li Gang Wu Bang Feng Shanze Yoell Zefen Yu Keqin Zhang Jianping Xu

This study examined barium concentrations in the mushroom Trogia venenata, the leading culprit for sudden unexpected deaths in Yunnan, southwest China. We found that barium concentrations in T. venenata from Yunnan were low and comparable to other foods, inconsistent with barium concentrations in this mushroom as a significant contributor to these deaths.

Keyvan Ozaee Morteza Enhessari, Salah Khanahmadzadeh

Pure barium zirconate nanopowders were successfully prepared in wet-chemistry synthesismethod, using barium stearate and tetra-n-butyl zirconate as Ba, Zr sources and stearic acid ascomplexing reagent. The gel was calcined at 800 and 900 °C in air. Results of thermal analysisare given, including both DTG and TG. Fourier transform infrared spectrometry (FTIR), X-raydiffraction (XRD), transmissio...

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