scholarly journals Sensors: Full Dynamic-Range Pressure Sensor Matrix Based on Optical and Electrical Dual-Mode Sensing (Adv. Mater. 15/2017)

2017 ◽  
Vol 29 (15) ◽  
Author(s):  
Xiandi Wang ◽  
Miaoling Que ◽  
Mengxiao Chen ◽  
Xun Han ◽  
Xiaoyi Li ◽  
...  
2017 ◽  
Vol 29 (15) ◽  
pp. 1605817 ◽  
Author(s):  
Xiandi Wang ◽  
Miaoling Que ◽  
Mengxiao Chen ◽  
Xun Han ◽  
Xiaoyi Li ◽  
...  

Nano Energy ◽  
2021 ◽  
Vol 85 ◽  
pp. 105970
Author(s):  
Lianhui Li ◽  
Shouwei Gao ◽  
Mingming Hao ◽  
Xianqing Yang ◽  
Sijia Feng ◽  
...  

2014 ◽  
Vol 5 (1) ◽  
Author(s):  
Xiang Wu ◽  
Maung Kyaw Khaing Oo ◽  
Karthik Reddy ◽  
Qiushu Chen ◽  
Yuze Sun ◽  
...  

2016 ◽  
Vol 2016 ◽  
pp. 1-12 ◽  
Author(s):  
Pei Wen Lim ◽  
Johan Garssen ◽  
Elena Sandalova

Vaccination, designed to trigger a protective immune response against infection, is a trigger for mild inflammatory responses. Vaccination studies can address the question of inflammation initiation, levels, and resolution as well as its regulation for respective studied pathogens. Such studies largely based on analyzing the blood components including specific antibodies and cytokines were usually constrained by number of participants and volume of collected blood sample. Hence, blood-based studies may not be able to cover the full dynamic range of inflammation responses induced by vaccination. In this review, the potential of using saliva in addition to blood for studying the kinetics of inflammatory response studies was assessed. Saliva sampling is noninvasive and has a great potential to be used for studies aimed at analysing the magnitude, time course, and variance in immune responses, including inflammation after vaccination. Based on a literature survey of inflammatory biomarkers that can be determined in saliva and an analysis of how these biomarkers could help to understand the mechanisms and dynamics of immune reactivity and inflammation, we propose that the saliva-based approach might have potential to add substantial value to clinical studies, particularly in vulnerable populations such as infants, toddlers, and ill individuals.


2016 ◽  
Vol 6 (1) ◽  
Author(s):  
Pawan Jolly ◽  
Marina R. Batistuti ◽  
Anna Miodek ◽  
Pavel Zhurauski ◽  
Marcelo Mulato ◽  
...  

Abstract MicroRNAs (miRNAs) play crucial regulatory roles in various human diseases including cancer, making them promising biomarkers. However, given the low levels of miRNAs present in blood, their use as cancer biomarkers requires the development of simple and effective analytical methods. Herein, we report the development of a highly sensitive dual mode electrochemical platform for the detection of microRNAs. The platform was developed using peptide nucleic acids as probes on gold electrode surfaces to capture target miRNAs. A simple amplification strategy using gold nanoparticles has been employed exploiting the inherent charges of the nucleic acids. Electrochemical impedance spectroscopy was used to monitor the changes in capacitance upon any binding event, without the need for any redox markers. By using thiolated ferrocene, a complementary detection mode on the same sensor was developed where the increasing peaks of ferrocene were recorded using square wave voltammetry with increasing miRNA concentration. This dual-mode approach allows detection of miRNA with a limit of detection of 0.37 fM and a wide dynamic range from 1 fM to 100 nM along with clear distinction from mismatched target miRNA sequences. The electrochemical platform developed can be easily expanded to other miRNA/DNA detection along with the development of microarray platforms.


2017 ◽  
Vol 35 (11) ◽  
pp. 2156-2160 ◽  
Author(s):  
Yuan Gong ◽  
Liming Qiu ◽  
Chenlin Zhang ◽  
Yu Wu ◽  
Yun-Jiang Rao ◽  
...  

1993 ◽  
Vol 40 (5) ◽  
pp. 584-591 ◽  
Author(s):  
R.J. Besson ◽  
J.J. Boy ◽  
B. Glotin ◽  
Y. Jinzaki ◽  
B. Sinha ◽  
...  

2015 ◽  
Vol 1 (1) ◽  
Author(s):  
Peter Nyers

The study of the political agency and subjectivity of refugees and <br />migrants has become an increasingly important topic within migration studies. Migration involves struggles around fundamental social and political issues, namely mobility, residence, and citizenship rights. Expressions of this struggle can be found in local actions against detention, deportation, and other border controls; campaigns for regularization and status; the revival of sanctuary cities; and global struggles for freedom of movement. However, the traditional concepts and frameworks of migration do not adequately take into account the full dynamic range of migrant practices of political subject-making. This article analyses the “autonomy of migration” literature within migration studies and critically assesses whether the concepts from this perspective can be mobilized to understand the political agency and subjectivity of migrants. While the autonomist approach to migration makes vital and dynamic contributions to our understanding of migrant political agency, its dismissal of citizenship as an exclusionary concept would benefit from a more nuanced approach.


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