Development of Penicillin G biosensor based on Penicillinase enzymes immobilized ontobio-chips

Verfasser / Beitragende:
[Mohammed Rahman, Abdullah Asiri]
Ort, Verlag, Jahr:
2015
Enthalten in:
Biomedical Microdevices, 17/1(2015-02-01), 1-7
Format:
Artikel (online)
ID: 605479240
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024 7 0 |a 10.1007/s10544-014-9910-0  |2 doi 
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245 0 0 |a Development of Penicillin G biosensor based on Penicillinase enzymes immobilized ontobio-chips  |h [Elektronische Daten]  |c [Mohammed Rahman, Abdullah Asiri] 
520 3 |a Penicillin G (Pen-G) biosensor was developed by immobilizing penicillinase enzymes (Pen-X) onto tiny bio-chips using thioglycolic acid self-assembled monolayer (TGA-SAM). The selective pen-G biosensor wasinvestigated by ferri/ferrocyanide couple using electrochemical method for catalytic hydrolysis of Pen-G/Pen-X in a very sensible approach. Pen-G was detected with modified bio-chip (Gold electrode of bio-chip/Thioglycolic acid/Penicillinase enzyme, in shortly AuE/TGA/Pen-X) by reliable cyclic voltammetric method at pH7.1 in room conditions. The AuE/TGA/Pen-X modified bio-chip sensor demonstrates good linearity (50.0nM to 5.0mM; R = 0.9987), low-detection limit (~1.26nM, SNR ~ 3), and higher sensitivity (~4.97μA.μM−1.cm−2), lowest-small sample volume (<70.0μL), good stability, selectivity, and reproducibility. To the best of our knowledge, this is the first statement in which such a very high sensitivity, low-detection limit, and low-sample volume are required for Pen-G biosensor using AuE/TGA/Pen-X bio-chips assembly. The results of these studies have introducedfor biomedical applications with interesting assembly (AuE/TGA/Pen-X) towards the development of selective Pen-G biosensors. The AuE/TGA-SAM system was implemented a facile approach to the integration of Pen-X/Pen-G fabricated bio-chips, which can offer analytical access to a large group of enzymes for wide range of biomedical applications in health-care fields. 
540 |a Springer Science+Business Media New York, 2015 
690 7 |a Penicillin G  |2 nationallicence 
690 7 |a TGA self-assembled monolayer  |2 nationallicence 
690 7 |a Cyclic voltammetry  |2 nationallicence 
690 7 |a Bio-chips  |2 nationallicence 
690 7 |a Sensitivity  |2 nationallicence 
690 7 |a Penicillinase  |2 nationallicence 
700 1 |a Rahman  |D Mohammed  |u Center of Excellence for Advanced Materials Research (CEAMR) & Chemistry Department, Faculty of Science, King Abdulaziz University, P.O. Box 80203, 21589, Jeddah, Saudi Arabia  |4 aut 
700 1 |a Asiri  |D Abdullah  |u Center of Excellence for Advanced Materials Research (CEAMR) & Chemistry Department, Faculty of Science, King Abdulaziz University, P.O. Box 80203, 21589, Jeddah, Saudi Arabia  |4 aut 
773 0 |t Biomedical Microdevices  |d Springer US; http://www.springer-ny.com  |g 17/1(2015-02-01), 1-7  |x 1387-2176  |q 17:1<1  |1 2015  |2 17  |o 10544 
856 4 0 |u https://doi.org/10.1007/s10544-014-9910-0  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s10544-014-9910-0  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Rahman  |D Mohammed  |u Center of Excellence for Advanced Materials Research (CEAMR) & Chemistry Department, Faculty of Science, King Abdulaziz University, P.O. Box 80203, 21589, Jeddah, Saudi Arabia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Asiri  |D Abdullah  |u Center of Excellence for Advanced Materials Research (CEAMR) & Chemistry Department, Faculty of Science, King Abdulaziz University, P.O. Box 80203, 21589, Jeddah, Saudi Arabia  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Biomedical Microdevices  |d Springer US; http://www.springer-ny.com  |g 17/1(2015-02-01), 1-7  |x 1387-2176  |q 17:1<1  |1 2015  |2 17  |o 10544