The electrochemical investigation of carboxamide-PEG-biotin-CoPc using composite MWCNTs on modified GCE: the sensitive detections for glucose and hydrogen peroxide
The electroanalytical study of a synthesized novel tetra-cobalt( ii ) carboxamide-PEG 2 -biotin phthalocyanine (CoTPEG 2 BAPc) composite with MWCNTs to create a biosensor with a high response to glucose in the presence of H 2 O 2 . The glucose biosensor can be easily detected by casting onto GCE, an...
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| Veröffentlicht in: | New journal of chemistry 2020-02, Vol.44 (8), p.333-334 |
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| container_title | New journal of chemistry |
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| creator | Mounesh Venugopal Reddy, K. R |
| description | The electroanalytical study of a synthesized novel tetra-cobalt(
ii
) carboxamide-PEG
2
-biotin phthalocyanine (CoTPEG
2
BAPc) composite with MWCNTs to create a biosensor with a high response to glucose in the presence of H
2
O
2
. The glucose biosensor can be easily detected by casting onto GCE, and and it displays intrinsic electrocatalytic ability for the enzymatic oxidation and reduction of glucose and H
2
O
2
, showing higher catalytic activity than that of a bulk CoTPEG
2
BAPc electrode. Under optimal conditions, the biosensor shows a wide linear response to glucose (CV: 2-16; DPV: 2-22; CA: 5-50 μmol) and H
2
O
2
(CV: 5-25; DPV: 2-22; CA: 5-50 μmol), good sensitivity towards glucose (CV: 0.947; DPV: 1.978; CA: 0.101 μA μM
−1
cm
−2
) and H
2
O
2
(CV: 1.250; DPV: 1.888; CA: 0.162 μA μM
−1
cm
−2
), and a stable long-term life and LOD for glucose (CV: 0.33; DPV: 2; CA: 12.5 μmol L
−1
) and H
2
O
2
(CV: 1.5; DPV: 5; CA: 10 μmol L
−1
). The amperometry selectivity studies involving different biomolecules, including AA, DA, UA,
l
-cysteine, and glycine, show that they do not affect glucose and H
2
O
2
determination. Our present work exhibits very attractive and practical performance for biosensor applications.
The electroanalytical study of a synthesized novel tetra-cobalt(
ii
) carboxamide-PEG
2
-biotin phthalocyanine (CoTPEG
2
BAPc) composite with MWCNTs to create a biosensor with a high response to glucose in the presence of H
2
O
2
. |
| doi_str_mv | 10.1039/c9nj05807a |
| format | Article |
| fullrecord | <record><control><sourceid>rsc</sourceid><recordid>TN_cdi_rsc_primary_c9nj05807a</recordid><sourceformat>XML</sourceformat><sourcesystem>PC</sourcesystem><sourcerecordid>c9nj05807a</sourcerecordid><originalsourceid>FETCH-LOGICAL-r107t-795052e931fd73038ec5a455b1a1f467b9f89f93f2480ee66df13fe9fdffc4543</originalsourceid><addsrcrecordid>eNpFkMFKAzEYhIMoWKsX70JeYDVpkt2NN1lqFar2UPFYssmfbUo3KUla2ufxRV1Q8DRzmJkPBqFbSu4pYfJBS78hoiaVOkMjykpZyElJzwdPOS-I4OUlukppQwilVUlH6Hu5Bgxb0DkGvYbeabXFzh8gZdep7ILHwWKtYhuOqncGisV0VrQuZOeLJiw03ifnO6xDvwvJZcBvX837MuGh2AfjrAODZ830EecBlMAPGXcAbCAPzGE-YRsi7rZ7HRJg5Q1en0wMHXi8gxiOA_IaXVi1TXDzp2P0-TxdNi_F_GP22jzNi0hJlYtKCiImIBm1pmKE1aCF4kK0VFHLy6qVtpZWMjvhNQEoS2MpsyCtsVZzwdkY3f3uxqRXu-h6FU-r_0fZD8o3bYo</addsrcrecordid><sourcetype>Publisher</sourcetype><iscdi>true</iscdi><recordtype>article</recordtype></control><display><type>article</type><title>The electrochemical investigation of carboxamide-PEG-biotin-CoPc using composite MWCNTs on modified GCE: the sensitive detections for glucose and hydrogen peroxide</title><source>Royal Society Of Chemistry Journals 2008-</source><source>Alma/SFX Local Collection</source><creator>Mounesh ; Venugopal Reddy, K. R</creator><creatorcontrib>Mounesh ; Venugopal Reddy, K. R</creatorcontrib><description>The electroanalytical study of a synthesized novel tetra-cobalt(
ii
) carboxamide-PEG
2
-biotin phthalocyanine (CoTPEG
2
BAPc) composite with MWCNTs to create a biosensor with a high response to glucose in the presence of H
2
O
2
. The glucose biosensor can be easily detected by casting onto GCE, and and it displays intrinsic electrocatalytic ability for the enzymatic oxidation and reduction of glucose and H
2
O
2
, showing higher catalytic activity than that of a bulk CoTPEG
2
BAPc electrode. Under optimal conditions, the biosensor shows a wide linear response to glucose (CV: 2-16; DPV: 2-22; CA: 5-50 μmol) and H
2
O
2
(CV: 5-25; DPV: 2-22; CA: 5-50 μmol), good sensitivity towards glucose (CV: 0.947; DPV: 1.978; CA: 0.101 μA μM
−1
cm
−2
) and H
2
O
2
(CV: 1.250; DPV: 1.888; CA: 0.162 μA μM
−1
cm
−2
), and a stable long-term life and LOD for glucose (CV: 0.33; DPV: 2; CA: 12.5 μmol L
−1
) and H
2
O
2
(CV: 1.5; DPV: 5; CA: 10 μmol L
−1
). The amperometry selectivity studies involving different biomolecules, including AA, DA, UA,
l
-cysteine, and glycine, show that they do not affect glucose and H
2
O
2
determination. Our present work exhibits very attractive and practical performance for biosensor applications.
The electroanalytical study of a synthesized novel tetra-cobalt(
ii
) carboxamide-PEG
2
-biotin phthalocyanine (CoTPEG
2
BAPc) composite with MWCNTs to create a biosensor with a high response to glucose in the presence of H
2
O
2
.</description><identifier>ISSN: 1144-0546</identifier><identifier>EISSN: 1369-9261</identifier><identifier>DOI: 10.1039/c9nj05807a</identifier><language>eng</language><ispartof>New journal of chemistry, 2020-02, Vol.44 (8), p.333-334</ispartof><lds50>peer_reviewed</lds50><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><link.rule.ids>314,776,780,27903,27904</link.rule.ids></links><search><creatorcontrib>Mounesh</creatorcontrib><creatorcontrib>Venugopal Reddy, K. R</creatorcontrib><title>The electrochemical investigation of carboxamide-PEG-biotin-CoPc using composite MWCNTs on modified GCE: the sensitive detections for glucose and hydrogen peroxide</title><title>New journal of chemistry</title><description>The electroanalytical study of a synthesized novel tetra-cobalt(
ii
) carboxamide-PEG
2
-biotin phthalocyanine (CoTPEG
2
BAPc) composite with MWCNTs to create a biosensor with a high response to glucose in the presence of H
2
O
2
. The glucose biosensor can be easily detected by casting onto GCE, and and it displays intrinsic electrocatalytic ability for the enzymatic oxidation and reduction of glucose and H
2
O
2
, showing higher catalytic activity than that of a bulk CoTPEG
2
BAPc electrode. Under optimal conditions, the biosensor shows a wide linear response to glucose (CV: 2-16; DPV: 2-22; CA: 5-50 μmol) and H
2
O
2
(CV: 5-25; DPV: 2-22; CA: 5-50 μmol), good sensitivity towards glucose (CV: 0.947; DPV: 1.978; CA: 0.101 μA μM
−1
cm
−2
) and H
2
O
2
(CV: 1.250; DPV: 1.888; CA: 0.162 μA μM
−1
cm
−2
), and a stable long-term life and LOD for glucose (CV: 0.33; DPV: 2; CA: 12.5 μmol L
−1
) and H
2
O
2
(CV: 1.5; DPV: 5; CA: 10 μmol L
−1
). The amperometry selectivity studies involving different biomolecules, including AA, DA, UA,
l
-cysteine, and glycine, show that they do not affect glucose and H
2
O
2
determination. Our present work exhibits very attractive and practical performance for biosensor applications.
The electroanalytical study of a synthesized novel tetra-cobalt(
ii
) carboxamide-PEG
2
-biotin phthalocyanine (CoTPEG
2
BAPc) composite with MWCNTs to create a biosensor with a high response to glucose in the presence of H
2
O
2
.</description><issn>1144-0546</issn><issn>1369-9261</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2020</creationdate><recordtype>article</recordtype><sourceid/><recordid>eNpFkMFKAzEYhIMoWKsX70JeYDVpkt2NN1lqFar2UPFYssmfbUo3KUla2ufxRV1Q8DRzmJkPBqFbSu4pYfJBS78hoiaVOkMjykpZyElJzwdPOS-I4OUlukppQwilVUlH6Hu5Bgxb0DkGvYbeabXFzh8gZdep7ILHwWKtYhuOqncGisV0VrQuZOeLJiw03ifnO6xDvwvJZcBvX837MuGh2AfjrAODZ830EecBlMAPGXcAbCAPzGE-YRsi7rZ7HRJg5Q1en0wMHXi8gxiOA_IaXVi1TXDzp2P0-TxdNi_F_GP22jzNi0hJlYtKCiImIBm1pmKE1aCF4kK0VFHLy6qVtpZWMjvhNQEoS2MpsyCtsVZzwdkY3f3uxqRXu-h6FU-r_0fZD8o3bYo</recordid><startdate>20200228</startdate><enddate>20200228</enddate><creator>Mounesh</creator><creator>Venugopal Reddy, K. R</creator><scope/></search><sort><creationdate>20200228</creationdate><title>The electrochemical investigation of carboxamide-PEG-biotin-CoPc using composite MWCNTs on modified GCE: the sensitive detections for glucose and hydrogen peroxide</title><author>Mounesh ; Venugopal Reddy, K. R</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-r107t-795052e931fd73038ec5a455b1a1f467b9f89f93f2480ee66df13fe9fdffc4543</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2020</creationdate><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Mounesh</creatorcontrib><creatorcontrib>Venugopal Reddy, K. R</creatorcontrib><jtitle>New journal of chemistry</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Mounesh</au><au>Venugopal Reddy, K. R</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>The electrochemical investigation of carboxamide-PEG-biotin-CoPc using composite MWCNTs on modified GCE: the sensitive detections for glucose and hydrogen peroxide</atitle><jtitle>New journal of chemistry</jtitle><date>2020-02-28</date><risdate>2020</risdate><volume>44</volume><issue>8</issue><spage>333</spage><epage>334</epage><pages>333-334</pages><issn>1144-0546</issn><eissn>1369-9261</eissn><abstract>The electroanalytical study of a synthesized novel tetra-cobalt(
ii
) carboxamide-PEG
2
-biotin phthalocyanine (CoTPEG
2
BAPc) composite with MWCNTs to create a biosensor with a high response to glucose in the presence of H
2
O
2
. The glucose biosensor can be easily detected by casting onto GCE, and and it displays intrinsic electrocatalytic ability for the enzymatic oxidation and reduction of glucose and H
2
O
2
, showing higher catalytic activity than that of a bulk CoTPEG
2
BAPc electrode. Under optimal conditions, the biosensor shows a wide linear response to glucose (CV: 2-16; DPV: 2-22; CA: 5-50 μmol) and H
2
O
2
(CV: 5-25; DPV: 2-22; CA: 5-50 μmol), good sensitivity towards glucose (CV: 0.947; DPV: 1.978; CA: 0.101 μA μM
−1
cm
−2
) and H
2
O
2
(CV: 1.250; DPV: 1.888; CA: 0.162 μA μM
−1
cm
−2
), and a stable long-term life and LOD for glucose (CV: 0.33; DPV: 2; CA: 12.5 μmol L
−1
) and H
2
O
2
(CV: 1.5; DPV: 5; CA: 10 μmol L
−1
). The amperometry selectivity studies involving different biomolecules, including AA, DA, UA,
l
-cysteine, and glycine, show that they do not affect glucose and H
2
O
2
determination. Our present work exhibits very attractive and practical performance for biosensor applications.
The electroanalytical study of a synthesized novel tetra-cobalt(
ii
) carboxamide-PEG
2
-biotin phthalocyanine (CoTPEG
2
BAPc) composite with MWCNTs to create a biosensor with a high response to glucose in the presence of H
2
O
2
.</abstract><doi>10.1039/c9nj05807a</doi><tpages>11</tpages></addata></record> |
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| ispartof | New journal of chemistry, 2020-02, Vol.44 (8), p.333-334 |
| issn | 1144-0546 1369-9261 |
| language | eng |
| recordid | cdi_rsc_primary_c9nj05807a |
| source | Royal Society Of Chemistry Journals 2008-; Alma/SFX Local Collection |
| title | The electrochemical investigation of carboxamide-PEG-biotin-CoPc using composite MWCNTs on modified GCE: the sensitive detections for glucose and hydrogen peroxide |
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