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Results: 118
Antigen discrimination by T cells relies on size-constrained microvillar contact.
Edward Jenkins, Markus Körbel, Caitlin O'Brien-Ball, James McColl, Kevin Y Chen, Mateusz Kotowski, Jane Humphrey, Anna H Lippert, Heather Brouwer, Ana Mafalda Santos, Steven F Lee, Simon J Davis, David Klenerman
Apr 17, 2023
T cells use finger-like protrusions called 'microvilli' to interrogate their targets, but why they do so is unknown. To form contacts, T cells must overcome the highly charged, barrier-like layer of large molecules forming a...
T-Lymphocytes microvilli Receptors Antigen T-Cell Antigens Lymphocyte Activation Signal Transduction
Published by: Nature Communications
Effects of Frequent Interaction with Non-Native Speakers on English Dialect
Keiko Hirano
Nov 19, 2013
/T,d/ deletion was chosen as a speech token to test modifications to usage by native speakers of English due to frequent interactions with non-native anglophones in Japan. Approximately 250 tokens per each of thirty-nine...
Published by: Atlantic Provinces Linguistic Association
Meaning at the Crossroads
Stephen Costello
Mar 16, 2022
Stephen J. Costello holds a BA, MA, and PhD in philosophy. He has addressed two parliaments—Stormont on human rights and the European Parliament in Brussels on mental health. He has twenty-five years’ experience giving seminars...
Published by: Memorial University of Newfoundland
Determinants of QuantiFERON Plus-diagnosed tuberculosis infection in adult Ugandan TB contacts
Jonathan Mayito, Adrian R Martineau, Divya Tiwari, Lydia Nakiyingi, David P Kateete, Stephen T Reece, Irene Andia Biraro
Apr 17, 2023
Background
The tuberculin skin test is commonly used to diagnose latent tuberculosis infection (LTBI) in resource-limited settings, but its specificity is limited by factors including cross-reactivity with BCG vaccine...
Humans Tuberculosis HIV Infections Tuberculin Test Cross-Sectional Studies Adult Uganda Female Male Latent Tuberculosis Interferon-gamma Release Tests
Published by: PLOS ONE
Influence of Soil Drought Stress on C, N and P Stoichiometry of Tamarix Chinensis Lour. in Yellow River Delta, China
Qiangqiang Rong, Jingtao Liu, Yanpeng Cai, Zhaohua Lu, Zhenzhen Zhao, Wencong Yue, Jiangbao Xia
Aug 04, 2014
Taking the one-year-old T. chinensis (Tamarix chinensis Lour.) in Yellow River Delta as the study object, the variations of C, N and P stoichiometry in T. chinensis under drought stress was studied using pot experiments. The...
Detection and Identification of Microbial Volatile Organic Compounds of the Green Mold Disease
Button mushrooms are one of the most commonly cultivated mushroom species facing different risks e.g.: viral, bacterial and fungal diseases. One of the most common problems is caused by Trichoderma aggressivum, or ‘green mould'...
Environmental Technologies Environmental, Agricultural, and Physical Sciences Environmental Science and Technologies
Published by: IGI Global
Determinants of Digital Divide in Africa and Policy Implications
Stephen Aikins
Jan 01, 2019
This article investigates the reasons most African households are not using the internet and discusses the policy implications for bridging the digital divide. The International Telecommunication Union (ITU) reports that at the...
Published by: IGI Global
C/T Merge Locations for Focus
Virginia Motaoanyane
Sep 10, 2013
Romanian constructions with preverbal focus compared with English clefts point to a parametric approach: languages display different strategies for overt movement to focus according to their parametric setting for [wh/focusl or...
Published by: Atlantic Provinces Linguistic Association
3D Virtual Learning Environment for Acquisition of Cultural Competence
As educational systems emphasize and experiment with forms of online and remote learning, it is increasingly important to investigate the cultural competence of instructional designers. This chapter addresses the experiences of...
Virtual Communities & Virtual Reality Computer Science and Information Technology Human-Computer Interaction Media and Communications Social Sciences and Humanities
Published by: IGI Global
Occupational Stress and Psychological Health of Employees of University Libraries in Osun State, Nigeria
This study examined the influence of occupational stress on the psychological health of the employees of university libraries in Osun State, Nigeria. A random sample of 32 participants from selected university libraries in Osun...
Published by: IGI Global
Emotional Agents in Educational Game Design
Evaluating the subjective playing experience and engagement in learning is important in the design of advanced learning technologies (ALTs) that respond to the learners' cognitive and emotional states. This article addresses...
Published by: IGI Global
Hybrid Genetic Algorithm With Haar Wavelet for Maximum Target Coverage Node Deployment in Wireless Sensor Networks
Wireless sensor networks (WSNs) are used in industrial applications and focused on target coverage and node connectivity based WSNs. The set of sensors and targets is placed in optimal position the target coverage and node...
Published by: IGI Global
Emotional Agents in Educational Game Design
Evaluating the subjective playing experience and engagement in learning is important in the design of advanced learning technologies (ALTs) that respond to the learners' cognitive and emotional states. This article addresses...
Gaming Media and Communications Digital Media Computer Science and Information Technology Social Sciences and Humanities
Published by: IGI Global
3D Virtual Learning Environment for Acquisition of Cultural Competence
As educational systems emphasize and experiment with forms of online and remote learning, it is increasingly important to investigate the cultural competence of instructional designers. This chapter addresses the experiences of...
Virtual Learning Environments Education Educational Technologies Computer Science and Information Technology
Published by: IGI Global
A Review on SRAM Memory Design Using FinFET Technology
An innovative technology named FinFET (Fin Field Effect Transistor) has been developed to offer better transistor circuit design and to compensate the necessity of superior storage system (SS). As gate loses control over the...
Published by: IGI Global
Hybrid Approach for Enhancing Performance of Genomic Data for Stream Matching
In gene expression analysis, the expression levels of thousands of genes are analyzed, such as separate stages of treatments or diseases. Identifying particular gene sequence pattern is a challenging task with respect to...
Published by: IGI Global
Song
William T. Fagan
Nov 19, 2013
Literacy is sometimes narrowly defined as a level of reading and writing below which a certain percentage of the population falls. This is the interpretation based on literacy surveys. Literacy may also be defined from a broader...
Published by: Faculty of Education
A Multi-Model Framework for Grading of Human Emotion Using CNN and Computer Vision
Emotion analysis is an area which is been widely used in the forensic crime detection domain, a mentoring device for depressed students, psychologically affected patient treatment. The current system helps only in identifying...
Computer Vision & Image Processing Computer Science and Information Technology Artificial Intelligence
Published by: IGI Global
Quantum structural fluxion in superconducting lanthanum polyhydride.
Hui Wang, Pascal T Salzbrenner, Ion Errea, Feng Peng, Ziheng Lu, Hanyu Liu, Li Zhu, Chris J Pickard, Yansun Yao
Apr 17, 2023
The discovery of 250-kelvin superconducting lanthanum polyhydride under high pressure marked a significant advance toward the realization of a room-temperature superconductor. X-ray diffraction (XRD) studies reveal a...
Published by: Nature Communications
A New Framework for Matching Forensic Composite Sketches With Digital Images
Face sketch recognition is considered as a sub-problem of face recognition. Matching composite sketches with its corresponding digital image is one of the challenging tasks. A new convolution neural network (CNN) framework for...
Published by: IGI Global
Classification of Gene Expression Data Using Feature Selection Based on Type Combination Approach Model With Advanced Feature Selection Technology
A key step in addressing the classification issue was the selection of genes for removing redundant and irrelevant genes. The proposed Type Combination Approach –Feature Selection(TCA-FS) model uses the efficient feature...
Published by: IGI Global
Detecting Fake News Over Job Posts via Bi-Directional Long Short-Term Memory (BIDLSTM)
Fake news detection on job advertisements has grabbed the attention of many researchers over past decade. Various classifiers such as Support Vector Machine (SVM), XGBoost Classifier and Random Forest (RF) methods are greatly...
Published by: IGI Global
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