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Chemical modulation of the luminescence of a DNA-bound diruthenium(II) complex by copper(II) ion and EDTA
A method for the chemical modulation of the photoluminescence of a DNA-bound diruthenium(II) complex, [(bipy) 2 Ru(bpib)Ru(bipy) 2 ] 4+ (bipy = 2,2′-bipyridine, bpib = 1,4- bis ([ 1 , 10 ]phenanthroline [5,6- d ]imidazol-2- yl ) benzene) by the introduction of Cu 2+ ion and EDTA has been developed....
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| Published in: | Transition metal chemistry (Weinheim) 2010-09, Vol.35 (6), p.707-711 |
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| Main Authors: | , , , , |
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| cites | cdi_FETCH-LOGICAL-c347t-8ce2ecd937ef8b92c0c52073b9476929d22518ee29d33724b3f81d8da757122e3 |
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| container_issue | 6 |
| container_start_page | 707 |
| container_title | Transition metal chemistry (Weinheim) |
| container_volume | 35 |
| creator | Li, Qian Chao, Hui Chen, Miao-Jing Li, Hong Xu, Zheng-He |
| description | A method for the chemical modulation of the photoluminescence of a DNA-bound diruthenium(II) complex, [(bipy)
2
Ru(bpib)Ru(bipy)
2
]
4+
(bipy = 2,2′-bipyridine, bpib = 1,4-
bis
([
1
,
10
]phenanthroline [5,6-
d
]imidazol-2-
yl
) benzene) by the introduction of Cu
2+
ion and EDTA has been developed. The diruthenium(II) complex showed strong photoluminescence both in buffer solutions and on an indium-tin oxide (ITO) surface, which was not modulated by Cu
2+
or EDTA. The DNA-bound [(bipy)
2
Ru(bpib)Ru(bipy)
2
]
4+
with a binding constant of 3.8 × 10
4
M
−1
showed an enhancement in the luminescence based on the electrostatic interaction between the complex and DNA. The presence of Cu
2+
was found to quench the luminescence of DNA-bound [(bipy)
2
Ru(bpib)Ru(bipy)
2
]
4+
, but the quenched luminescence was recovered by addition of an equimolar concentration of EDTA. Hence, the photoluminescence of DNA-bound [(bipy)
2
Ru(bpib)Ru(bipy)
2
]
4+
depends strongly on the introduction of Cu
2+
and EDTA. |
| doi_str_mv | 10.1007/s11243-010-9383-9 |
| format | article |
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2
Ru(bpib)Ru(bipy)
2
]
4+
(bipy = 2,2′-bipyridine, bpib = 1,4-
bis
([
1
,
10
]phenanthroline [5,6-
d
]imidazol-2-
yl
) benzene) by the introduction of Cu
2+
ion and EDTA has been developed. The diruthenium(II) complex showed strong photoluminescence both in buffer solutions and on an indium-tin oxide (ITO) surface, which was not modulated by Cu
2+
or EDTA. The DNA-bound [(bipy)
2
Ru(bpib)Ru(bipy)
2
]
4+
with a binding constant of 3.8 × 10
4
M
−1
showed an enhancement in the luminescence based on the electrostatic interaction between the complex and DNA. The presence of Cu
2+
was found to quench the luminescence of DNA-bound [(bipy)
2
Ru(bpib)Ru(bipy)
2
]
4+
, but the quenched luminescence was recovered by addition of an equimolar concentration of EDTA. Hence, the photoluminescence of DNA-bound [(bipy)
2
Ru(bpib)Ru(bipy)
2
]
4+
depends strongly on the introduction of Cu
2+
and EDTA.</description><identifier>ISSN: 0340-4285</identifier><identifier>EISSN: 1572-901X</identifier><identifier>DOI: 10.1007/s11243-010-9383-9</identifier><language>eng</language><publisher>Dordrecht: Springer Netherlands</publisher><subject>Catalysis ; Chemistry ; Chemistry and Materials Science ; Inorganic Chemistry ; Organometallic Chemistry ; Physical Chemistry</subject><ispartof>Transition metal chemistry (Weinheim), 2010-09, Vol.35 (6), p.707-711</ispartof><rights>Springer Science+Business Media B.V. 2010</rights><lds50>peer_reviewed</lds50><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c347t-8ce2ecd937ef8b92c0c52073b9476929d22518ee29d33724b3f81d8da757122e3</citedby><cites>FETCH-LOGICAL-c347t-8ce2ecd937ef8b92c0c52073b9476929d22518ee29d33724b3f81d8da757122e3</cites></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><link.rule.ids>314,780,784,27924,27925</link.rule.ids></links><search><creatorcontrib>Li, Qian</creatorcontrib><creatorcontrib>Chao, Hui</creatorcontrib><creatorcontrib>Chen, Miao-Jing</creatorcontrib><creatorcontrib>Li, Hong</creatorcontrib><creatorcontrib>Xu, Zheng-He</creatorcontrib><title>Chemical modulation of the luminescence of a DNA-bound diruthenium(II) complex by copper(II) ion and EDTA</title><title>Transition metal chemistry (Weinheim)</title><addtitle>Transition Met Chem</addtitle><description>A method for the chemical modulation of the photoluminescence of a DNA-bound diruthenium(II) complex, [(bipy)
2
Ru(bpib)Ru(bipy)
2
]
4+
(bipy = 2,2′-bipyridine, bpib = 1,4-
bis
([
1
,
10
]phenanthroline [5,6-
d
]imidazol-2-
yl
) benzene) by the introduction of Cu
2+
ion and EDTA has been developed. The diruthenium(II) complex showed strong photoluminescence both in buffer solutions and on an indium-tin oxide (ITO) surface, which was not modulated by Cu
2+
or EDTA. The DNA-bound [(bipy)
2
Ru(bpib)Ru(bipy)
2
]
4+
with a binding constant of 3.8 × 10
4
M
−1
showed an enhancement in the luminescence based on the electrostatic interaction between the complex and DNA. The presence of Cu
2+
was found to quench the luminescence of DNA-bound [(bipy)
2
Ru(bpib)Ru(bipy)
2
]
4+
, but the quenched luminescence was recovered by addition of an equimolar concentration of EDTA. Hence, the photoluminescence of DNA-bound [(bipy)
2
Ru(bpib)Ru(bipy)
2
]
4+
depends strongly on the introduction of Cu
2+
and EDTA.</description><subject>Catalysis</subject><subject>Chemistry</subject><subject>Chemistry and Materials Science</subject><subject>Inorganic Chemistry</subject><subject>Organometallic Chemistry</subject><subject>Physical Chemistry</subject><issn>0340-4285</issn><issn>1572-901X</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2010</creationdate><recordtype>article</recordtype><recordid>eNp1kE9Lw0AQxRdRsFY_gLfFi3pY3T9JN3ssbdVC0UsFb0uymdiUJBt3E7Df3o0RBMHLzPD4zWPmIXTJ6B2jVN57xngkCGWUKJEIoo7QhMWSE0XZ2zGaUBFREvEkPkVn3u8ppTGX0QSVix3UpUkrXNu8r9KutA22Be52gKu-LhvwBhoDg5bi5fOcZLZvcpyXrg9MU_b1zXp9i42t2wo-cXYIY9uC-1YHszTQq-V2fo5OirTycPHTp-j1YbVdPJHNy-N6Md8QIyLZkcQAB5MrIaFIMsUNNTGnUmQqkjPFVc55zBKAMAkheZSJImF5kqcyloxzEFN0Pfq2zn704Dtdl-GHqkobsL3XikomGYt4IK_-kHvbuyYcp5PBi8uZDBAbIeOs9w4K3bqyTt1BM6qH6PUYvQ7R6yH6UKaIjzs-sM07uF_j_5e-AJfchD0</recordid><startdate>20100901</startdate><enddate>20100901</enddate><creator>Li, Qian</creator><creator>Chao, Hui</creator><creator>Chen, Miao-Jing</creator><creator>Li, Hong</creator><creator>Xu, Zheng-He</creator><general>Springer Netherlands</general><general>Springer Nature B.V</general><scope>AAYXX</scope><scope>CITATION</scope><scope>8BQ</scope><scope>8FD</scope><scope>JG9</scope><scope>7TM</scope></search><sort><creationdate>20100901</creationdate><title>Chemical modulation of the luminescence of a DNA-bound diruthenium(II) complex by copper(II) ion and EDTA</title><author>Li, Qian ; Chao, Hui ; Chen, Miao-Jing ; Li, Hong ; Xu, Zheng-He</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c347t-8ce2ecd937ef8b92c0c52073b9476929d22518ee29d33724b3f81d8da757122e3</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2010</creationdate><topic>Catalysis</topic><topic>Chemistry</topic><topic>Chemistry and Materials Science</topic><topic>Inorganic Chemistry</topic><topic>Organometallic Chemistry</topic><topic>Physical Chemistry</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Li, Qian</creatorcontrib><creatorcontrib>Chao, Hui</creatorcontrib><creatorcontrib>Chen, Miao-Jing</creatorcontrib><creatorcontrib>Li, Hong</creatorcontrib><creatorcontrib>Xu, Zheng-He</creatorcontrib><collection>CrossRef</collection><collection>METADEX</collection><collection>Technology Research Database</collection><collection>Materials Research Database</collection><collection>Nucleic Acids Abstracts</collection><jtitle>Transition metal chemistry (Weinheim)</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Li, Qian</au><au>Chao, Hui</au><au>Chen, Miao-Jing</au><au>Li, Hong</au><au>Xu, Zheng-He</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Chemical modulation of the luminescence of a DNA-bound diruthenium(II) complex by copper(II) ion and EDTA</atitle><jtitle>Transition metal chemistry (Weinheim)</jtitle><stitle>Transition Met Chem</stitle><date>2010-09-01</date><risdate>2010</risdate><volume>35</volume><issue>6</issue><spage>707</spage><epage>711</epage><pages>707-711</pages><issn>0340-4285</issn><eissn>1572-901X</eissn><abstract>A method for the chemical modulation of the photoluminescence of a DNA-bound diruthenium(II) complex, [(bipy)
2
Ru(bpib)Ru(bipy)
2
]
4+
(bipy = 2,2′-bipyridine, bpib = 1,4-
bis
([
1
,
10
]phenanthroline [5,6-
d
]imidazol-2-
yl
) benzene) by the introduction of Cu
2+
ion and EDTA has been developed. The diruthenium(II) complex showed strong photoluminescence both in buffer solutions and on an indium-tin oxide (ITO) surface, which was not modulated by Cu
2+
or EDTA. The DNA-bound [(bipy)
2
Ru(bpib)Ru(bipy)
2
]
4+
with a binding constant of 3.8 × 10
4
M
−1
showed an enhancement in the luminescence based on the electrostatic interaction between the complex and DNA. The presence of Cu
2+
was found to quench the luminescence of DNA-bound [(bipy)
2
Ru(bpib)Ru(bipy)
2
]
4+
, but the quenched luminescence was recovered by addition of an equimolar concentration of EDTA. Hence, the photoluminescence of DNA-bound [(bipy)
2
Ru(bpib)Ru(bipy)
2
]
4+
depends strongly on the introduction of Cu
2+
and EDTA.</abstract><cop>Dordrecht</cop><pub>Springer Netherlands</pub><doi>10.1007/s11243-010-9383-9</doi><tpages>5</tpages></addata></record> |
| fulltext | fulltext |
| identifier | ISSN: 0340-4285 |
| ispartof | Transition metal chemistry (Weinheim), 2010-09, Vol.35 (6), p.707-711 |
| issn | 0340-4285 1572-901X |
| language | eng |
| recordid | cdi_proquest_miscellaneous_907171142 |
| source | Springer Nature |
| subjects | Catalysis Chemistry Chemistry and Materials Science Inorganic Chemistry Organometallic Chemistry Physical Chemistry |
| title | Chemical modulation of the luminescence of a DNA-bound diruthenium(II) complex by copper(II) ion and EDTA |
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