نتایج جستجو برای: barium study

تعداد نتایج: 3974871  

2011
Nobutake Yamamichi Takeshi Shimamoto Chihiro Minatsuki Yoko Yoshida Mitsuhiro Fujishiro Shinya Kodashima Jun Kato Osamu Goto Satoshi Ono Keiko Niimi Yu Takahashi Maki Konno-Shimizu Masao Ichinose Kazuhiko Koike

BACKGROUND The aim of this study is evaluating the correlation of postprandial fullness with chronic gastritis or rapid inflow of gastric content into duodenum, based on double-contrast barium X-ray imaging. METHODS 253 healthy subjects who underwent upper gastrointestinal barium X-ray examination were analyzed. Chronic gastritis was judged from mucosal atrophy and hypertrophic thickened fold...

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...

2017
Atsushi Hashizume Haruhiko Banno Masahisa Katsuno Yasuhiro Hijikata Shinichiro Yamada Tomonori Inagaki Keisuke Suzuki Gen Sobue

Objective This study aimed to evaluate swallowing dysfunction in patients with spinal and bulbar muscular atrophy and to identify the most appropriate method of assessing swallowing dysfunction using a videofluoroscopic swallowing study. Methods In the videofluoroscopic swallowing study, patients were instructed to swallow 3 mL of 40% weight/volume barium sulfate twice, and the pharyngeal resid...

2010
Amela Sofic Serif Beslic Igor Kocijancic Nedzad Sehovic

BACKGROUND Diagnostic methods used in screening and detecting colorectal carcinoma are digitorectal examination, faecal occult blood testing, sigmoidoscopy, DNA stool analysis, barium enema, colonoscopy, and as of recently CT colonography. The aim of this study was to establish diagnostic accuracy and comfort of CT colonography compared to colonoscopy and barium enema. PATIENTS AND METHODS We...

Journal: :British medical journal 1985
P I MacFarlane V Miller

Fifty one infants and older children with suspected gastro-oesophageal reflux entered a study comparing the diagnostic accuracy of a standard barium swallow examination with that of ultrasound scanning. All children were examined by both techniques. In 40 cases there was unequivocal agreement between the examinations. Of the remaining patients, four had definite reflux by ultrasonic criteria bu...

Journal: :journal of the iranian chemical research 0
morteza enhessari department of chemistry, islamic azad university, naragh branch, naragh, iran salah khanahmadzadeh department of chemistry, faculty of science, islamic azad university, mahabad branch,, mahabad, iran keyvan ozaee young researchers club, islamic azad university, naragh branch, naragh, iran

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...

2010
Kenyu Yamamoto Hideo Yamazaki Chikazumi Kuroda Tsugio Kubo Akira Oshima Toshizo Katsuda Tadao Kuwano Yoshihiro Takeda

BACKGROUND The use of high-density barium sulfate was recommended by the Japan Society of Gastroenterological Cancer Screening (JSGCS) in 2004. We evaluated the diagnostic validity of gastric cancer screening that used high-density barium sulfate. METHODS The study subjects were 171 833 residents of Osaka, Japan who underwent gastric cancer screening tests at the Osaka Cancer Prevention and D...

2014
R. E. Riman

Hydrothermal and commercial barium titanate powders were examined for undesirable impurity phases. Compositional differences in the powder were evaluated using x-ray diffraction ( XRD ), x-ray fluorescence ( XRF ), and x-ray photoelectron spectroscopy (XPS). A brium-rich impurity phase, virtually undetectable by XRD, was detected via XPS. Barium impurity phase peaks were detected at binding ene...

Afsaneh Rajabi Farzaneh Aziz-Mohseni Javad Hamedi Mohamad Roayaei Saeed Mirdamadi, Siavash Atashgahi

In this study, lactic acid production by repeated batch fermentation using cell entrapped methods was compared. Barium alginate beads, agar gel and polyurethane foam cubes were employed as carriers to immobilize Lactobacillus casei subsp. casei for the purpose of L (+)-lactic acid production. Increasing concentrations of lactic acid during fermentation were better tolerated by barium alginate e...

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