Liquid Crystal Membranes for Serum-Compatible Diabetes Management-Assisting Subcutaneously Implanted Amperometric Glucose Sensors

2008 ◽  
Vol 80 (5) ◽  
pp. 1746-1755 ◽  
Author(s):  
Pawel Rowinski ◽  
Magdalena Rowinska ◽  
Adam Heller
2018 ◽  
Vol 12 (1) ◽  
pp. 64-72
Author(s):  
Takuro Tajima ◽  
◽  
Masahito Nakamura ◽  
Yujiro Tanaka ◽  
Michiko Seyama

More than two decades have passed since the initial clinical trial of noninvasive glucose sensing using optical absorption spectroscopy. Today, noninvasive sensing technologies are expected to meet the increasing demand for high-quality diabetes management. Here, we review the latest advances in noninvasive glucose sensing research, focusing on how photonics-, acoustic- and electronics-based sensing technologies have played key roles in the development of the first noninvasive glucose sensors. We also present our recent work on multiphysics-based glucose sensing using near-infrared photoacoustic spectroscopy and broadband dielectric spectroscopy and a comparison with other competitive technologies.


2008 ◽  
Vol 108 (7) ◽  
pp. 2482-2505 ◽  
Author(s):  
Adam Heller ◽  
Ben Feldman

2021 ◽  
Vol 9 ◽  
Author(s):  
Gowhar A. Naikoo ◽  
Hiba Salim ◽  
Israr U. Hassan ◽  
Tasbiha Awan ◽  
Fareeha Arshad ◽  
...  

There is an undeniable growing number of diabetes cases worldwide that have received widespread global attention by many pharmaceutical and clinical industries to develop better functioning glucose sensing devices. This has called for an unprecedented demand to develop highly efficient, stable, selective, and sensitive non-enzymatic glucose sensors (NEGS). Interestingly, many novel materials have shown the promising potential of directly detecting glucose in the blood and fluids. This review exclusively encompasses the electrochemical detection of glucose and its mechanism based on various metal-based materials such as cobalt (Co), nickel (Ni), zinc (Zn), copper (Cu), iron (Fe), manganese (Mn), titanium (Ti), iridium (Ir), and rhodium (Rh). Multiple aspects of these metals and their oxides were explored vis-à-vis their performance in glucose detection. The direct glucose oxidation via metallic redox centres is explained by the chemisorption model and the incipient hydrous oxide/adatom mediator (IHOAM) model. The glucose electrooxidation reactions on the electrode surface were elucidated by equations. Furthermore, it was explored that an effective detection of glucose depends on the aspect ratio, surface morphology, active sites, structures, and catalytic activity of nanomaterials, which plays an indispensable role in designing efficient NEGS. The challenges and possible solutions for advancing NEGS have been summarized.


2020 ◽  
pp. 193229681989939 ◽  
Author(s):  
Olesya Didyuk ◽  
Nicolas Econom ◽  
Angelica Guardia ◽  
Kelsey Livingston ◽  
Ulrike Klueh

The concept of implantable glucose sensors has been promulgated for more than 40 years. It is now accepted that continuous glucose monitoring (CGM) increases quality of life by allowing informed diabetes management decisions as a result of more optimized glucose control. The focus of this article is to provide a brief overview of the CGM market history, emerging technologies, and the foreseeable challenges for the next CGM generations as well as proposing possible solutions in an effort to advance the next generation of implantable sensor.


2020 ◽  
Vol 49 (21) ◽  
pp. 7671-7709 ◽  
Author(s):  
Hazhir Teymourian ◽  
Abbas Barfidokht ◽  
Joseph Wang

Electrochemical glucose biosensors: where are we now and what is next?


Author(s):  
Gowhar A. Naikoo ◽  
Tasbiha Awan ◽  
Hiba Salim ◽  
Fareeha Arshad ◽  
Israr U. Hassan ◽  
...  

2021 ◽  
Vol 13 (3) ◽  
pp. 49
Author(s):  
Akhiruddin Maddu ◽  
Sejahtera Ahmad ◽  
Tony Sumaryada

A glucose meter has been developed utilizing boric acid-modified carbon dots as a fluorescence probe. Boric acid-modified carbon dots produces varying fluorescence emission with varying glucose concentration in water. Boric acid-modified carbon dots mixed with glucose addition was excited by a violet laser (405 nm), then the emission intensity was detected by a photodetector to be converted to an electrical signal that as an input signal for a microcontroller for glucose concentration measurement. The output voltage of the glucose meter is corresponding to the fluorescence emission measured by using a spectrofluorometer with glucose concentration in the boric acid-modified carbon dots. Full Text: PDF ReferencesH. Teymourian, A. Barfidokht, J. Wang, "Electrochemical glucose sensors in diabetes management: an updated review (2010–2020)", Chem. Soc. Rev. 49, 7671 (2020). CrossRef D.C. Klonoff, "Overview of Fluorescence Glucose Sensing: A Technology with a Bright Future", J Diabetes Sci. Technol. 6(6), 1242 (2012). CrossRef J.C. Pickup, F. Hussain, N.D. Evans, O.J. Rolinski, David J.S. Birch, "Fluorescence-based glucose sensors", Biosens. Bioelectron. 20, 2555 (2005). CrossRef H. Fang, G. Kaur, B. Wang, "Progress in Boronic Acid-Based Fluorescent Glucose Sensors", J. Fluoresc. 14(5), 481 (2004). CrossRef T. Kawanishi, M.A. Romey, P.C. Zhu, M.Z. Holody, S. Shinkai, "A Study of Boronic Acid Based Fluorescent Glucose Sensors", J. Fluoresc. 14(5), 499 (2004). CrossRef A.S. Krishna, P.A. Nair, C. Radhakumary, K. Sreenivasan, "Carbon dot based non enzymatic approach for the detection and estimation of glucose in blood serum", Mater. Res. Express 3(1), 055001 (2016). CrossRef G.P.C. Mello, E.F.C. Simões, D.M.A. Crista, J.M.M. Leitão, L. Pinto da Silva, J.C.G. Esteves da Silva, "Glucose Sensing by Fluorescent Nanomaterials", Crit. Rev. Anal. Chem. 49(6), 542 (2019). CrossRef X. Shan, L. Chai, J. Ma, Z. Qian, J. Chen, H. Feng, "B-doped carbon quantum dots as a sensitive fluorescence probe for hydrogen peroxide and glucose detection", Analyst 139, 2322 (2014). CrossRef J. Dong, S. Li, H. Wang, Q. Meng, L. Fan, H. Xie, C. Cao, W. Zhang, "Simple Boric Acid-Based Fluorescent Focusing for Sensing of Glucose and Glycoprotein via Multipath Moving Supramolecular Boundary Electrophoresis Chip", Anal. Chem. 85(12), 5884 (2013). CrossRef Y. Cui, F. Chen, X-B. Yin, "A ratiometric fluorescence platform based on boric-acid-functional Eu-MOF for sensitive detection of H2O2 and glucose", Biosens. Bioelectron. 135, 208 (2019). CrossRef


2015 ◽  
Vol 21 (37) ◽  
pp. 5359-5368 ◽  
Author(s):  
Lin Liu ◽  
Hongying Lv ◽  
Zhenyuan Teng ◽  
Chengyin Wang ◽  
Guoxiu Wang

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