نتایج جستجو برای: ccc 1
تعداد نتایج: 2754174 فیلتر نتایج به سال:
The expression pattern and functional interaction of proangiogenic factors in human cholangiocellular carcinoma (CCC) have not been fully defined. We therefore investigated the expression of vascular endothelial growth factor (VEGF) and transforming growth factor (TGF)1 as well as their respective receptors in human CCC tumor samples and further analyzed their functional interaction in vitro. E...
Countercurrent chromatography (CCC) is a generic term covering all forms of liquid–liquid chromatography that use a support-free liquid stationary phase held in place by a simple centrifugal or complex centrifugal force field. Biphasic liquid systems are used with one liquid phase being the stationary phase and the other being the mobile phase. Although initiated almost 30 years ago, CCC lacked...
Cytokine expression in a tumor microenvironment can impact both host defense against the tumor and tumor cell survival. In this study, we sought to clarify whether the cytokine gene expression profile could have clinical associations with ovarian cancer. We analyzed the expression of 16 cytokine genes (IL-1α, IL-1β, IL-2, IL-4, IL-5, IL-8, IL-10, IL-12p35, IL-12p40, IL-15, IFN-γ, TNF-α, IL-6, H...
The AOSD tools and methodologies have developed in a rapid speed in Java area. However, no matter how homologous .Net and Java are, AOP tools on .Net platform are still in experimental stage. The complex infrastructure and multi-language support make it hard to establish aspect-oriented programming on .Net. Microsoft provides Microsoft Intermediate Language(MSIL) to facilitate language implemen...
Peak shape and dispersion behavior of solutes in counter-current chromatography with a single phase.
The dispersion behavior of solutes was investigated in a rotating flowing coiled tube. Potassium iodide, tartrazine, ascorbic acid, lysozyme, bovine serum albumin (BSA), and silver nanoparticle (AgNPs) samples were eluted in a coiled tube of counter-current chromatography (CCC) apparatus with a single phase. Apparent convection peaks of low-diffusivity solutes appeared in the static CCC tube, w...
Clear cell carcinoma (CCC) of the ovary is known to show poorer sensitivity to chemotherapeutic agents and to be associated with a worse prognosis than the more common serous adenocarcinoma or endometrioid adenocarcinoma. To improve the survival of patients with ovarian CCC, the deeper understanding of the mechanism of CCC carcinogenesis as well as the efforts to develop novel treatment strateg...
Interference-Aware Hybrid MAC protocol for Cognitive Radio Ad-Hoc Networks with Directional Antennas
CR and PU hidden terminals in multi-channel Cognitive MAC protocols result in increased packet drops. This is due to inefficient node synchronization with existing “Control Channel” design. To date, In-band and Out-of-band CCC based MAC protocols are proposed to avoid PU and CR hidden terminals. But, In-band CCC based CR-MAC protocols cannot efficiently resolve the hidden terminal packet drops ...
انتخاب شید تقسیم کردن جمعیتی از نمونه های رنگی مشابه (که همه آن ها ممکن است از لحاظ تجاری با توجه به یک نمونه شاهد قابل قبول باشند) به گروه های کوچکتر و هماهنگ تر از لحاظ رنگی بوده که اعضای آن ها بتوانند با هم برش خورده و به هم دوخته شوند بدون اینکه لازم باشد نگران اختلاف رنگ مشهودی بین قطعات مجاور بود. در چنین مواردی بحث ارزیابی کردن اختلاف رنگ بین نمونه های هماننده شده و نمونه شاهد و تنظیم حد...
Genomes of unicellular and multicellular green algae, mosses, grasses and dicots harbor genes encoding cation-chloride cotransporters (CCC). CCC proteins from the plant kingdom have been comparatively less well investigated than their animal counterparts, but proteins from both plants and animals have been shown to mediate ion fluxes, and are involved in regulation of osmotic processes. In this...
Hepatitis B virus (HBV) contains a small, partially double-stranded, relaxed circular (RC) DNA genome. RC DNA needs to be converted to covalently closed circular (CCC) DNA, which serves as the template for all viral RNA transcription. As a first step toward understanding how CCC DNA is formed, we analyzed the viral and host factors that may be involved in CCC DNA formation, using transient and ...
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