A Poly(pyrrole-3-carboxylic acid) Thin Film Modified Screen Printed Carbon Electrode as Highly Sensitive and Selective Label-free Electrochemical Immunosensing Platform
Chiang Mai Journal of Science
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Faculty of Science, Chiang Mai University
2020
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Online Access: | https://epg.science.cmu.ac.th/ejournal/dl.php?journal_id=10922 http://cmuir.cmu.ac.th/jspui/handle/6653943832/68753 |
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th-cmuir.6653943832-687532020-06-10T07:12:28Z A Poly(pyrrole-3-carboxylic acid) Thin Film Modified Screen Printed Carbon Electrode as Highly Sensitive and Selective Label-free Electrochemical Immunosensing Platform Supakiet Chanarsa Chammari Pothipor Nawee Kungwan Kontad Ounnunkad poly(pyrrole-3-carboxylic acid) immunosensor screen-printed carbon electrode label-free detection immunoglobulin G Chiang Mai Journal of Science Giving good stability and sensitivity of the low-cost electrochemical immunosensor is achieved using a conducting poly(pyrrole-3-carboxylic acid) (PP3C) film on a screen-printed carbon electrode (SPCE). The PP3C film offers high density surface carboxylic groups, on which can be covalently conjugated with capturing antibodies, and improves electrode reactivity. Our simple immunosensor exhibitessatisfactory sensitivity, selectivity, stability, reproducibility, and regenerability for the detection of human immunoglobulin G (IgG). The proposed sensitive immunosensor provides a detection limit of 0.120 ng mL-1 and a sensitivity of 3.61 μA cm-2 mL ng-1, which thus is promising for clinical applications. 2020-06-10T07:12:28Z 2020-06-10T07:12:28Z 2020 Chiang Mai Journal of Science 47,3 (May 2020), p.530-541 2465-3845 https://epg.science.cmu.ac.th/ejournal/dl.php?journal_id=10922 http://cmuir.cmu.ac.th/jspui/handle/6653943832/68753 Eng Faculty of Science, Chiang Mai University |
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poly(pyrrole-3-carboxylic acid) immunosensor screen-printed carbon electrode label-free detection immunoglobulin G |
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poly(pyrrole-3-carboxylic acid) immunosensor screen-printed carbon electrode label-free detection immunoglobulin G Supakiet Chanarsa Chammari Pothipor Nawee Kungwan Kontad Ounnunkad A Poly(pyrrole-3-carboxylic acid) Thin Film Modified Screen Printed Carbon Electrode as Highly Sensitive and Selective Label-free Electrochemical Immunosensing Platform |
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Chiang Mai Journal of Science |
author |
Supakiet Chanarsa Chammari Pothipor Nawee Kungwan Kontad Ounnunkad |
author_facet |
Supakiet Chanarsa Chammari Pothipor Nawee Kungwan Kontad Ounnunkad |
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Supakiet Chanarsa |
title |
A Poly(pyrrole-3-carboxylic acid) Thin Film Modified Screen Printed Carbon Electrode as Highly Sensitive and Selective Label-free Electrochemical Immunosensing Platform |
title_short |
A Poly(pyrrole-3-carboxylic acid) Thin Film Modified Screen Printed Carbon Electrode as Highly Sensitive and Selective Label-free Electrochemical Immunosensing Platform |
title_full |
A Poly(pyrrole-3-carboxylic acid) Thin Film Modified Screen Printed Carbon Electrode as Highly Sensitive and Selective Label-free Electrochemical Immunosensing Platform |
title_fullStr |
A Poly(pyrrole-3-carboxylic acid) Thin Film Modified Screen Printed Carbon Electrode as Highly Sensitive and Selective Label-free Electrochemical Immunosensing Platform |
title_full_unstemmed |
A Poly(pyrrole-3-carboxylic acid) Thin Film Modified Screen Printed Carbon Electrode as Highly Sensitive and Selective Label-free Electrochemical Immunosensing Platform |
title_sort |
poly(pyrrole-3-carboxylic acid) thin film modified screen printed carbon electrode as highly sensitive and selective label-free electrochemical immunosensing platform |
publisher |
Faculty of Science, Chiang Mai University |
publishDate |
2020 |
url |
https://epg.science.cmu.ac.th/ejournal/dl.php?journal_id=10922 http://cmuir.cmu.ac.th/jspui/handle/6653943832/68753 |
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