نتایج جستجو برای: bio concentration factor

تعداد نتایج: 1243275  

2014
Eun-Chae Yim Hyeon-Joe Kim Seong-Jun Kim

OBJECTIVES An ecofriendly alternative to chemical pesticides is bio-pesticides, which are derived from natural sources. The interest in bio-pesticides is based on the disadvantages associated with chemical pesticides. METHODS We conducted acute toxicity assessments of camphor, a major component of bio-pesticides, by using Daphnia magna (D. magna) as well as assessed the morphological abnormal...

Journal: :MATEC web of conferences 2021

The antibody manufacturing process consists of the cell culture using animal cells and purification including several chromatography steps filtration steps. is important to obtain high quality bio-pharmaceutical products by removing impurities, measurement concentrations a fundamental essential factor control confirm yield each step. Here we introduce optical rotation method as resolution for m...

Sama Cheraghi Seyed Ali Jafari

In the present study, the capability of dried indigenous biomass of Vibrio and Oceanimonas, was assessed and compared for mercury biosorption from aqueous solutions. It was found that both of the biosorbents reached equilibrium after 60 min of contact although the mercury sorption capacity of Vibrio was significantly more. Its sorption capacity increased from 9 to 83 ...

Journal: :Clinical chemistry 2010
Qin Fu Jie Zhu Jennifer E Van Eyk

BACKGROUND Candidate biomarkers discovered with high-throughput proteomic techniques (along with many biomarkers reported in the literature) must be rigorously validated. The simultaneous quantitative assessment of multiple potential biomarkers across large cohorts presents a major challenge to the field. Multiplex immunoassays represent a promising solution, with the potential to provide quant...

2017
Marcus S. Benyamin Justin P. Jahnke David M. Mackie

BACKGROUND Concentration and purification of ethanol and other biofuels from fermentations are energy-intensive processes, with amplified costs at smaller scales. To circumvent the need for these processes, and to potentially reduce transportation costs as well, we have previously investigated bio-hybrid fuel cells (FCs), in which a fermentation and FC are closely coupled. However, long-term op...

Journal: :پژوهش های تولید گیاهی 0
مصطفی حیدری دانشیار گروه زراعت و اصلاح نباتات، دانشگاه صنعتی شاهرود الهام جعفرپور دانشجوی کارشناسی ارشد باغبانی، دانشگاه زابل

introduction and aim: sennai (cassia angustifolia vahl) is one of the valuable plants which used to constipation treatment. production of organic plants is one of the goals of medicinal plant production, this is possible with the application of bio-fertilizers. in the past decades due to the use of chemical fertilizers numerous environmental impacts, including soil and water pollution problems ...

ژورنال: مجله دندانپزشکی 2018

Background and Aims: Microorganisms are the main cause of pulpal and periapical diseases. The most important failure factor is the lack of proper seals for the canal, resulting in microbial leakage. Therefore, the purpose of this study was to evaluate the sealing ability of ProRoot MTA and Bio MTA in canal obturation using fluid infiltration. Materials and Methods: In this experimental study, ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده کشاورزی و منابع طبیعی 1392

the aim of the present study was to determine the in?uence of presence or absence of corpus luteum (cl) on hormonal and metabolites composition of follicular ?uid (ff) harvested from different sized follicles and its relationship with blood serum concentrations in sanjabi ewes. ovaries and blood samples were collected from 60 clinically healthy adult ewes (sanjabi breed) 1–3 years of age in dio...

Journal: :Brazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologicas 2010
K A Chuang C H Lieu W J Tsai M H Wu Y C Chen J F Liao C C Wang Y C Kuo

Refractory and relapsed leukemia is a major problem during cancer therapy, which is due to the aberrant activation of Wnt/β-catenin signaling pathway. Activation of this pathway is promoted by wingless (Wnt) proteins and induces co-activator β-catenin binding to lymphoid enhancer factor (LEF)/T-cell factor protein (TCF). To provide a convenient system for the screening of anti-Wnt/β-catenin age...

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی مشهد - دانشکده دندانپزشکی 1391

مقدمه وهدف : میزان موفقیت مواد بکار رفته در جراحی های بالا بردن کف سینوس ماگزیلا و همچنین ثبات ایمپلنت های قرار گرفته در این نواحی همواره مطرح است لذا این مطالعه با هدف مقایسه ارتفاع استخوان و میزان ثبات ایمپلنت های کاشته شده به طور همزمان با جراحی بالا بردن کف سینوس ماگزیلا با استفاده از مواد bio-oss و nanobone با استفاده از آنالیز فرکانس انعکاسی و تصاویر cbct بود. مواد و روشها : در ابتدا بیم...

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