نتایج جستجو برای: benzoquinone bq

تعداد نتایج: 6906  

Journal: :Journal of personality disorders 2006
Dirk van Kampen

After modifying 53 items in a previous Dutch translation of the Dimensional Assessment of Personality Pathology-Basic Questionnaire (DAPP-BQ; Livesley & Jackson, 2002), the present DAPP-BQ scales (with or without Self-Harm included) were subjected to a principal components analysis with oblimin or varimax rotation in a general population sample of 478 subjects, retaining four factors. All four ...

2016
Jerzy W. Mietelski Renata Kierepko Edyta Łokas Anna Cwanek Krzysztof Kleszcz Ewa Tomankiewicz Tomasz Mróz Robert Anczkiewicz Mirosław Szałkowski Bogdan Wąs Mirosław Bartyzel Ryszard Misiak

The paper summarizes results of investigation of the current state of radioactive contamination on site being under consideration for planned nuclear power plant in northern Poland. Thanks to use of sequential procedure it was possible to determine activity concentrations for radioisotopes of nine elements, both natural and artificial. Results show that observed levels of radioactive contaminat...

Journal: :Radiation protection dosimetry 2009
A Clouvas G Takoudis S Xanthos C Potiriadis M Kolovou

Indoor radon concentrations were measured in 77 schools of the prefecture of Xanthi in northern Greece. The arithmetic mean radon concentration is 231 Bq m(-3) with a range between 45 and 958 Bq m(-3). Thirty five schools have mean radon concentration above 200 Bq m(-3) and nine schools have mean radon concentration above 400 Bq m(-3). From continuous radon gas measurements in the school with a...

Journal: :American journal of physiology. Renal physiology 2001
R Kramp P Fourmanoir N Caron

Renal blood flow (RBF) autoregulatory efficiency may be enhanced during NO inhibition in the rat, as recently reported. Under these conditions, endothelin (ET) synthesis and release may be increased. Our purpose was therefore to determine the role of ET in RBF autoregulatory changes induced by NO inhibition. To address this point, ET(A/B) receptors were blocked in anesthetized rats with bosenta...

Journal: :Journal of the American College of Cardiology 2000
C Cardillo C M Kilcoyne R O Cannon J A Panza

OBJECTIVE We sought to assess the activity of endogenous endothelin-1 (ET-1) in hypercholesterolemic patients using antagonists of ET-1 receptors. BACKGROUND Endothelial dysfunction in hypercholesterolemic patients may contribute to their risk of premature atherosclerosis. Endothelin, a peptide released by endothelial cells, may be involved in this process by activating smooth muscle cell mit...

Journal: :The Journal of antibiotics 1998
A Kaji T Iwata N Kiriyama M Nomura K Miyamoto

The antitumor agent, asterriquinone (ARQ) is a known metabolite isolated from the mycelium of Aspergillus terreus IFO 61231). YAMAMOTO et al. reported that ARQ analogues having a 2, 5-dimethoxy-p-benzoquinone moiety (ARQ dimethyl ether: ARQDMe)2,3) and the 2, 5-diamino-p-benzoquinone moiety (diamino ARQ: ARQDA)4) did not show any Cytotoxicity. As reported in our previous communication5), a new ...

Journal: :Industrial health 2003
Hiroyuki Saito Naomi Hisanaga Yukiko Okada Shoji Hirai Heihachiro Arito

To assess the exposure of welders to thorium-232 (232Th) during tungsten inert gas arc (TIG) welding, airborne concentrations of 232Th in the breathing zone of the welder and background levels were measured. The radioactive concentrations were 1.11 x 10(-2) Bq/m3 during TIG welding of aluminum (TIG/Al), 1.78 x 10(-4) Bq/m3 during TIG welding of stainless steel (TIG/SS), and 1.93 x 10(-1) Bq/m3 ...

2013
Cumhur Canbazoğlu Mahmut Doğru

Determining radioactivity levels in foodstuffs is of great importance for the protection of human health. In addition, the literature includes few studies related to this subject in Turkey. In this study, gamma spectroscopic system was used in order to measure 226Ra, 232Th, 40K and 137Cs activity concentrations in vegetables and fruits produced in Elazığ Region. The average activity concentrati...

Journal: :Carbohydrate polymers 2016
Hanyu Yangcheng Lingxiao Gong Ying Zhang Jay-Lin Jane

Objectives of this study were to (1) determine the starch physicochemical properties of two commercial Tibetan hull-less barley varieties, Beiqing (BQ) and Kangqing (KQ); and (2) understand the relationship between unique properties of the starches, their structures, and impacts of growing conditions. The BQ barleys were grown at a location with lower temperature and less rainfall compared with...

Journal: :Molecules 2006
Damião Pergentino de Sousa Renata Rabelo Schefer Ursula Brocksom Timothy John Brocksom

A series of three para-benzoquinone mono-oximes and four oxy-derivatives were prepared and tested for their antidepressant properties. The (4E) oxime of 2-isopropyl-5-methyl-para-benzoquinone (4) and the corresponding 2-diethylamino-ethyl derivative (10) present antidepressant activities and were slightly more potent than the reference standard.

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