Control cells

To evaluate the diagnostic value of PTGER4 (Prostaglandin E Receptor 4) gene methylation in plasma for lung cancer detection compared to healthy controls. Methods: A cross-sectional, case-control study was conducted on 149 non-small cell lung cancer (NSCLC) patients and 100 healthy individuals. Peripheral blood samples were collected for PTGER4 methylation analysis using real-time methylation-specific PCR (MSP).

8p vimitsuki 06-05-2025 1 1   Download

To establish a protocol for analyzing NK cell cytotoxic activity (NKAc) in breast cancer patients using the flow cytometric technique. Methods: We first optimized the protocol based on the previously published studies, focusing on choosing fluorescent dye concentration, incubation time length, and Effector:Target cell ratio (E:T ratio). Subsequently, we preliminarily applied the established protocol to characterize NKAc in some breast cancer patients and healthy controls.

9p vimitsuki 06-05-2025 3 1   Download

In hydrogenated amorphous silicon/crystalline silicon (a-Si:H/c-Si) heterojunction (HJ) solar cell, the high contact resistance or high Schottky barrier at the back-surface field (BSF)/Indium Tin Oxide (ITO) is prejudicial to the majority carrier collections process, as it degrades the fill factor (FF), which in turn, cell efficiency.

16p viling 11-10-2024 3 1   Download

The study was carried out in Wistar rats for 4 consecutive weeks by oral administration at the doses of 0.77 and 2.32g/kg/day. After treatment, no significant treatment-related abnormalities were observed at both doses of Boga-TN, compared to the control group, except for the white blood cells, with lower neutrophil but higher lymphocyte values observed in the treated animals. Histopathology assessment did not show any significant variation between control and treatment groups during the study period.

6p viinuzuka 28-02-2025 3 1   Download

Cell tương ứng với một vùng phủ của một bộ phận thu phát - kích cỡ của cell được xác định bởi công suất của bộ phận thu phát Đáp ứng đòi hỏi cho dung lượng lớn Sử dụng hiệu quả các tần số Công suất phát nhỏ hơn • Base Station Controller Quản lý tài nguyên vô tuyến của một hoặc nhiều TBS Xử lý các việc

117p donghoadequan 27-07-2013 72 9   Download

The purpose of the study is to quantify breast dose to reassure patients and staff that these understandings still apply. A combination of measurements and simulations were used to estimate absorbed breast dose. Gafchromic® XR-QA2 film was used to measure breast dose placed inside the RANDO® phantom in a series of controlled experiments. The RANDO® is an anthropomorphic phantom commonly used for dosimetry investigations. Gafchromic® XR QA2 film is a radiochromic film that changes colour when irradiated. Simulation is commonly used and readily available.

195p runthenight05 01-03-2023 10 3   Download

This thesis presents an evaluation of the mapping performance of a variety of SLAM algorithms that are freely available in the Robot Operating System (ROS), in conjunction with ranging data from various ranging sensors suitable for use onboard small UAS. To compare the quality of the generated maps, an existing metric was initially employed, however deficiencies noted in this metric led to the development of two new metrics. A discussion of both the existing and new map quality metrics, and the advantages and disadvantages of each, is presented as part of this thesis.

99p runthenight04 02-02-2023 14 2   Download

The objectives of the thesis: Investigate the role of A20 in regulating four physiological functions of DCs including maturation, cytokine secretion, migration and apoptosis. Investigate the effect of A20 on the regulating three molecular signals including NF-κB, STAT1 and STAT3 related to the physiological process of DCs.

27p extraenglish 24-05-2021 17 4   Download

The objectives of the thesis: Investigate the role of A20 in regulating four physiological functions of DCs including maturation, cytokine secretion, migration and apoptosis; investigate the effect of A20 on the regulating three molecular signals including NF-κB, STAT1 and STAT3 related to the physiological process of DCs.

27p capheviahe27 23-02-2021 19 4   Download

Đồ Án Tổng Hợp.Đề Tài: Tổng Quan Về Công Nghệ W-CDMA..Tên đề tài:..Tổng quan về công nghệ W-CDMA.Sinh viên: Nguyễn Trung Tuấn.GVHD:..Th.S. Trần Thanh Hà..Lớp:..09LTĐT..GVHD: Th.S. Trần Thanh Hà..1..SVTH: Nguyễn Trung Tuấn...Đồ Án Tổng Hợp.Đề Tài: Tổng Quan Về Công Nghệ W-CDMA..LỜI NÓI ĐẦU.Nhu cầu trao đổi thông tin là nhu cầu thiết yếu trong xã hội hiện đại. Các hệ thống.thông tin di động với khản năng giúp con người trao đổi thông tin mọi lúc, mọi nơi đã.phát triển rất nhanh và đang trở thành không thể thiếu được trong xã hội thông tin ngày.nay.

78p bautroibinhyen1 02-11-2016 178 11   Download

This paper focuses on an autotrophic cultivation of Chlorella vulgaris, in low nitrogen-content media, using indoor photobioreactors. Nutritional factors, which controlled the Chlorella growth and the chemical composition of cells (i.e., proteins, carbohydrates, lipids), were studied. The moderate feeding of both N and P and/or their starvation in the photobioreactor were investigated in order to induce a high accumulation of lipids into Chorella cells.

18p vannhat_xq 25-02-2017 86 5   Download

A novel vector platform for vitamin H-inducible transgene expression in mammalian cells have therefore designed a strategy to convert antibiotic-responsive transcription factors into gene regulation systems responsive to non-toxic biotin, also known as vitamin H.

9p thuyancn 01-06-2015 49 5   Download

DNA of prokaryotes is in a nonequilibrium structural state, characterized as ÔactiveÕ DNA supercoiling. Alterations in this state a€ect many life processes and a homeostatic control of DNA supercoiling has been suggested [Menzel, R. & Gellert, M. (1983) Cell 34, 105±113]. We here report on a new method for quantifying homeostatic control of the high-energy state of in vivo DNA. The method involves making small perturbation in the expression of topoisomerase I, and measuring the e€ect on DNA supercoiling of a reporter plasmid and on the expression of DNA gyrase....

8p system191 01-06-2013 39 5   Download

Certain amino acids, like glutamine and leucine, induce an anabolic response in liver. They activate p70 ribosomal protein S6 kinase (p70S6K) and acetyl-CoA carboxylase (ACC) involved in protein and fatty acids synthesis, respectively. In contrast, the AMP-activated protein kinase (AMPK), which senses the energy state of the cell and becomes activated under metabolic stress, inactivates by phosphorylation key enzymes in biosynthetic pathways thereby conserving ATP.

9p system191 01-06-2013 50 5   Download

PII-like proteins are signal transduction proteins found in bacteria, archaea and eukaryotes. They mediate a variety of cellular responses. A second PII-like protein, called GlnK, has been found in several organisms. In the diazotroph Herbaspirillum seropedicae, PII protein is involved in sensing nitrogen levels and controlling nitrogen fixation genes. In this work, the crystal structure of the unliganded H. seropedicae PII was solved by X-ray diffraction. H. seropedicae PII has a Gly residue, Gly108 preceding Pro109 and the main-chain forms a b turn. ...

8p system191 01-06-2013 40 5   Download

BTG/Tob family proteins, which are characterized by similarities in their N-terminal BTG/Tob homology domains, control cell growth negatively. Among the BTG/ Tob family members, BTG2/TIS21/PC3 proteins have been reported to have short lives and to be degraded by the proteasome. However, the mechanisms regulating the stabilities of other BTG/Tob family proteins have not yet been clarified.

9p research12 01-06-2013 32 4   Download

The p25rum1 is an inhibitor of Cdc2 kinase expressed in fission yeast and plays an important role in cell-cycle control. As its amino-acid sequence suggests that p25rum1 has putative phosphorylation sites for mitogen-activated protein kinase (MAPK), we investigated the ability of MAPK to phosphorylate p25rum1. Direct in vitro kinase assay using GST-fusion proteins of wild-type as well as various mutants of p25rum1 demonstrated that MAPK phosphorylates the N-terminal portion of p25rum1 and residues Thr13 and Ser19 are major phosphorylation sites for MAPK....

11p research12 01-06-2013 48 4   Download

Integrin a2b1 is the major receptor for collagens in human tissues, being involved in cell adhesion and the control of collagen and collagenase gene expression. The collagen binding site of a2b1 has been localized to the a2 von Willebrand Factor type A (VWFA) domain (A-domain or I-domain) and the residues responsible for the interaction with collagen have been mapped. We report a study of a2 VWFA domain in which residue E318, which lies outside the collagen binding site, is mutated to tryptophan, showing that this is a gain-of-function mutation. ...

9p research12 01-06-2013 39 5   Download

Most (78%) mitochondrial genomes in the studied mutant strain of Drosophila subobscura have undergone a large-scale deletion (5 kb) in the coding region. This mutation is stable, and is transmitted intact to the offspring. This animal model of major rearrangements of mitochondrial genomes can be used to analyse the involvement of the nuclear genome in the production and maintenance of these rearrangements.

8p research12 01-06-2013 52 6   Download

The disaccharide galactosea1,3galactose (theaGal epitope) is the major xenoantigen responsible for the hyperacute vascular rejection occurring in pig-to-primates organ trans-plantation. The synthesis of theaGal epitope is catalyzed by the enzyme a1,3-galactosyltransferase (a1,3GalT). To be able to control porcinea1,3GalT gene expression speci®c-ally, we have analyzed the upstreamportionof thea1,3GalT gene, and identi®ed the regulatory sequences.

10p research12 29-04-2013 38 3   Download