نتایج جستجو برای: pre concentration
تعداد نتایج: 682077 فیلتر نتایج به سال:
چکیده ندارد.
recent data showed that phenylpropanoid compound, methylchavicol is essential component of iranian cultivars of basil. studying their occurrence during development of plant may help to elucidate the role of phenylpropanoids in plant cell physiology. we followed the phenylpropanoids concentration and the expression of genes related to their biosynthesis during growth and development of two culti...
ABSTRACT Mass methanol poisonings present a serious problem for health systems worldwide, with poor outcome associated with delayed treatment. Positive pre-hospital serum ethanol concentration may have predictive value as the prognostic factor of the treatment outcome. We studied the effect of positive serum ethanol level on admission to hospital on survival in patients treated during the Czech...
افزایش روزافزون تعداد کاربران شبکه اینترنت موجب افزایش ترافیک در این شبکه شده است. یکی از مواردی که می تواند علاوه بر شبکه های زمینی به انتقال اطلاعات بپردازد ماهواره ها هستند از این رو پای ماهواره ها هم به این عرضه باز شدهاست. نگهداری می کند تا در صورت درخواستهای آینده برای همان اطلاعات نیازی به بازیابی مجدد آ>ها از شبکه نبوده و بتوان آنها را مستقیما از حافظه بازیابی کرد. با توجه به حافظه محد...
background: pre-eclampsia, a vascular disorder of pregnancy, is a leading cause of maternal morbidity as well as perinatal morbidity and mortality. the cause of pre-eclampsia remains largely unknown. accumulating evidences from clinical and epidemiological studies suggest that diffuse endothelial dysfunction, resulting from oxidative stress, plays an important role in the pathogenesis of pre-ec...
Infection structures were observed at the penetration sites on the leaves of cucumber plants inoculated with Colletotrichum orbiculare using a fluorescence microscope. The cucumber plants were previously drenched with suspension of bacterial strains Pseudomonas putida or Micrococcus luteus. The plants pre-inoculated with both bacterial strains were resistant against anthracnose after inoculatio...
Accurate, low-level measurement of 226Ra in high volume water samples requires rapid pre-concentration and robust separation techniques prior to measurement in order to comply with discharge limits and drinking water regulations. This study characterises the behaviour of 226Ra and interfering elements on recently developed TK100 (Triskem International) extraction chromatography resin. Distribut...
Logistic regression analysis was performed on data drawn from a clinical trials database for Staphylococcus aureus septicaemia treated with teicoplanin. Variables analysed were age, body weight, mean pre-dose and post-dose serum teicoplanin concentrations, mean dose (mg or mg/kg body weight) and combination versus monotherapy. Only two variables correlated with clinical outcome at a significanc...
Acute normovolemic hemodilution (ANH) is a blood-conservation method in which whole blood (WB(ANH)) is sequestered into blood collection bags before the commencement of surgery. However, for cardiac surgery, extracorporeal circuit (ECC) priming techniques limit the amount of blood that may collected prior to the actual initiation of cardiopulmonary bypass (CPB). In this study, computational mod...
A new simple and reliable method for rapid and selective extraction and determination of trace levels of Zn(II) ion is developed. Zn(II) ions are adsorbed quantitatively during passage of aqueous samples through PET-AA/AAm nano fiber modified. Almost all matrix elements were found to pass through the nano fiber to drain. Modified Poly (ethylene terephthalate)-grafted-Acrylic acid/Acryl amide Na...
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