A novel microfluidic microelectrode chip for a significantly enhanced monitoring of NPY-receptor activation in live mode

Lab on a Chip ◽  
2017 ◽  
Vol 17 (24) ◽  
pp. 4294-4302 ◽  
Author(s):  
Franziska D. Zitzmann ◽  
Heinz-Georg Jahnke ◽  
Felix Nitschke ◽  
Annette G. Beck-Sickinger ◽  
Bernd Abel ◽  
...  

We present a FEM simulation based step-by-step development of a microelectrode array integrated into a microfluidic chip for the non-invasive real-time monitoring of living cells.

2014 ◽  
Author(s):  
Rozaimi Ghazali ◽  
◽  
Asiah Mohd Pilus ◽  
Wan Mohd Bukhari Wan Daud ◽  
Mohd Juzaila Abd Latif ◽  
...  

2021 ◽  
Author(s):  
Ruiyuan Zhang ◽  
Ruixue Zhang ◽  
Wei Jiang ◽  
Xiaowen Xu

A sequentially lighting-up multicolor DNA tetrahedron nanoprobe is constructed for imaging telomerase activity, real-time monitoring telomerase action and determining product length distribution in living cells.


Sensors ◽  
2021 ◽  
Vol 21 (5) ◽  
pp. 1922
Author(s):  
Gwang Su Kim ◽  
Yumin Park ◽  
Joonchul Shin ◽  
Young Geun Song ◽  
Chong-Yun Kang

The breath gas analysis through gas phase chemical analysis draws attention in terms of non-invasive and real time monitoring. The array-type sensors are one of the diagnostic methods with high sensitivity and selectivity towards the target gases. Herein, we presented a 2 × 4 sensor array with a micro-heater and ceramic chip. The device is designed in a small size for portability, including the internal eight-channel sensor array. In2O3 NRs and WO3 NRs manufactured through the E-beam evaporator’s glancing angle method were used as sensing materials. Pt, Pd, and Au metal catalysts were decorated for each channel to enhance functionality. The sensor array was measured for the exhaled gas biomarkers CH3COCH3, NO2, and H2S to confirm the respiratory diagnostic performance. Through this operation, the theoretical detection limit was calculated as 1.48 ppb for CH3COCH3, 1.9 ppt for NO2, and 2.47 ppb for H2S. This excellent detection performance indicates that our sensor array detected the CH3COCH3, NO2, and H2S as biomarkers, applying to the breath gas analysis. Our results showed the high potential of the gas sensor array as a non-invasive diagnostic tool that enables real-time monitoring.


2015 ◽  
Vol 51 (32) ◽  
pp. 6948-6951 ◽  
Author(s):  
Yanfeng Zhang ◽  
Qian Yin ◽  
Jonathan Yen ◽  
Joanne Li ◽  
Hanze Ying ◽  
...  

Anin vitroandin vivodrug-reporting system is developed for real-time monitoring of drug release via the analysis of the concurrently released near-infrared fluorescence dye.


2016 ◽  
Vol 14 (1) ◽  
Author(s):  
Seema Ameen ◽  
Mohammad Ahmad ◽  
Mohd. Mohsin ◽  
M. Irfan Qureshi ◽  
Mohamed M. Ibrahim ◽  
...  

Lab on a Chip ◽  
2020 ◽  
Vol 20 (2) ◽  
pp. 332-342 ◽  
Author(s):  
M. Hossein M. Kouhani ◽  
Jiajia Wu ◽  
Arman Tavakoli ◽  
Arthur J. Weber ◽  
Wen Li

Glaucoma is a leading cause of blindness and real-time monitoring of intraocular pressure is of great demand. We present a stretchable sensor inside a contact lens capable of monitoring change in the curvature of cornea caused by IOP fluctuations.


The Analyst ◽  
2010 ◽  
Vol 135 (7) ◽  
pp. 1556 ◽  
Author(s):  
Matthew K. Zachek ◽  
Jinwoo Park ◽  
Pavel Takmakov ◽  
R. Mark Wightman ◽  
Gregory S. McCarty

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