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Application of Carbon-Microsphere-Modified Electrodes for Electrochemistry of Hemoglobin and Electrocatalytic Sensing of Trichloroacetic Acid

Wen-Cheng Wang, Li-Jun Yan, Fan Shi, Xue-Liang Niu, Guo-Lei Huang, Cai-Juan Zheng, Wei Sun
2015 Sensors  
By using the hydrothermal method, carbon microspheres (CMS) were fabricated and used for electrode modification. The characteristics of CMS were investigated using various techniques.  ...  The biocompatible sensing platform was built by immobilizing hemoglobin (Hb) on the micrometer-sized CMS-modified electrode with a layer of chitosan membrane.  ...  On CTS/CMS-Hb/CILE the direct electrochemistry of Hb was carried out and the electrocatalysis of trichloroacetic acid (TCA) was achieved, demonstrating the potential applications of this electrochemical  ... 
doi:10.3390/s16010006 pmid:26703621 pmcid:PMC4732039 fatcat:hxycaar7znbwdnt6yxosvxcqx4

Nanoplated bismuth titanate sub-microspheres for protein immobilization and their corresponding direct electrochemistry and electrocatalysis

Xiaohua Chen, Jianqiang Hu, Zhiwu Chen, Xiumei Feng, Aiqing Li
2009 Biosensors & bioelectronics  
These indicated that the nanoplate-constructed Bi 4 Ti 3 O 12 sub-microspheres were one of ideal candidate materials for direct electrochemistry of redox proteins and the construction of the related enzyme  ...  The NBTSMs-based biosensor demonstrated significant electrocatalytic activity for the reduction of hydrogen peroxide with an apparent Michaelis-Menten constant (204 M), wide linear range (2-430 M), and  ...  Acknowledgement The work was supported by National Natural Science Foundation of China (nos. 20773040 and 50702022).  ... 
doi:10.1016/j.bios.2009.04.037 pmid:19523804 fatcat:fojvm5sm6bd5jpn6u4gcrrb6ee

Nanostructured Metal Oxides Based Enzymatic Electrochemical Biosensors [chapter]

Anees A., M. Alhoshan, M.S. Alsalhi, A.S. Aldwayy
2010 Biosensors  
., (2008) prepared complex film containing of hemoglobin, nano ZnO, chitosan and nano Au to immobilized onto glassy carbon electrode for H 2 O 2 sensing.  ...  Titania nanotubes have deposited onto glassy carbon electrode for selective detection of dopamine in the presence of ascorbic acid and uric acid.  ...  Bringing together researchers from 11 different countries, this book covers a wide range of aspects and issues related to biosensor technology, such as biosensor applications in the fields of drug discovery  ... 
doi:10.5772/7201 fatcat:rsi24atuaza2lglss76r3lhlqm

Electrocatalysis and the Production of Nanoparticles [chapter]

Metin Açıkyıldız, Ahmet Gürses, Mehtap Ejder Korucu, Kübra Güneş
2014 Modern Electrochemical Methods in Nano, Surface and Corrosion Science  
electrode has a good electrocatalytic activity toward trichloroacetic acid with a lower detection limit.  ...  In this sense, it has wide applicability.  ... 
doi:10.5772/58340 fatcat:dtenhmc52vcmho2frvs2pu273i

A Review of Nanocomposite-Modified Electrochemical Sensors for Water Quality Monitoring

Olfa Kanoun, Tamara Lazarević-Pašti, Igor Pašti, Salem Nasraoui, Malak Talbi, Amina Brahem, Anurag Adiraju, Evgeniya Sheremet, Raul D. Rodriguez, Mounir Ben Ali, Ammar Al-Hamry
2021 Sensors  
We focus on the influence of surface modification of the working electrodes by carbon nanomaterials, metallic nanostructures, imprinted polymers and evaluate the corresponding sensing performance.  ...  We discuss the sensors' overall performance, especially concerning real-sample performance and the capability for actual field application.  ...  Conflicts of Interest: The authors declare no conflict of interest. Sensors 2021, 21, 4131  ... 
doi:10.3390/s21124131 fatcat:v3drvkwgezc3zgpdzvb6y42mmi

Recent Advances in Polymeric Materials Used as Electron Mediators and Immobilizing Matrices in Developing Enzyme Electrodes

Mambo Moyo, Jonathan O. Okonkwo, Nana M. Agyei
2012 Sensors  
electron transfer and easier immobilization of enzymes on electrodes such that sensing and biosensing of environmental pollutants is made easier.  ...  The synergistic action of some of these polymeric materials and nanocomposites imposed when combined on electrode during sensing is discussed.  ...  Acknowledgements The authors would like to acknowledge financial support from Tshwane University of Technology.  ... 
doi:10.3390/s120100923 pmid:22368503 pmcid:PMC3279247 fatcat:mjhgehmxtncmfloqjnpzo4ah2e

Multimodal/Multifunctional Nanomaterials in (Bio)electrochemistry: Now and in the Coming Decade

Paloma Yáñez-Sedeño, Araceli González-Cortés, Susana Campuzano, José Manuel Pingarrón
2020 Nanomaterials  
/or in vivo diseases imaging and therapy, as well as in the development of electrochemical (bio)sensors and (bio)sensing strategies with improved performance.  ...  Accordingly, representative aspects of recent approaches involving metal, carbon, and silica-based multifunctional nanomaterials are selected and critically discussed, as they are the most widely used  ...  Acknowledgments: The financial support of the RTI2018-096135-B-I00 (Ministerio de Ciencia, Innovación y Universidades) and PID2019-103899RB-I00 (Ministerio de Ciencia e Innovación) and Research Projects  ... 
doi:10.3390/nano10122556 pmid:33352731 pmcid:PMC7766190 fatcat:4n4f2kx24jh5llzc475vserfnm

Electrocatalysis by Heme Enzymes—Applications in Biosensing

Lidia Zuccarello, Catarina Barbosa, Smilja Todorovic, Célia M. Silveira
2021 Catalysts  
The redox chemistry of the heme iron and the biochemical diversity of heme proteins have led to the development of a plethora of biotechnological applications.  ...  , including peroxidase, cytochrome P450, catalase, nitrite reductase, cytochrome c oxidase, cytochrome c and derived microperoxidases, hemoglobin, and myoglobin.  ...  We thank Edilson Galdino for critical reading of the manuscript and helpful discussions. Conflicts of Interest: The authors declare no conflict of interest. Catalysts 2021, 11, 218  ... 
doi:10.3390/catal11020218 fatcat:i2kjqir5w5gnzov6dqu6x7353q

Biosensor Applications of Electrodeposited Nanostructures

Keith J. Stine
2019 Applied Sciences  
Nanostructured electrodes can provide supports for enzymes, antibodies, or oligonucleotides for creating sensors against many targets in areas such as genomic analysis, the detection of protein antigens  ...  Detection methods based on electrochemistry or on localized surface plasmon responses have advanced through using nanostructured electrodes prepared by electrodeposition, which is capable of preparing  ...  Funding: The author acknowledges National Institutes of Health grant GM111835. Conflicts of Interest: The author declares no conflict of interest.  ... 
doi:10.3390/app9040797 fatcat:u7lmbkupgve7xhstxvwsxyys5q

Chitosan—A versatile semi-synthetic polymer in biomedical applications

M. Dash, F. Chiellini, R.M. Ottenbrite, E. Chiellini
2011 Progress in polymer science  
The chemical structure and relevant biological properties of chitosan for regenerative medicine have been summarized as well as the methods for the preparation of controlled drug release devices and their  ...  applications.  ...  Two well-defined quasireversible redox peaks for hemoglobin were observed at the composite film-modified GC electrode.  ... 
doi:10.1016/j.progpolymsci.2011.02.001 fatcat:dipdzyiuq5gh5nvbg3ldxvj7au