SINGLET OXYGEN SENSITIZATION BY EXCITED-STATE DNA

被引：43

作者：

BISHOP, SM

MALONE, M

PHILLIPS, D

PARKER, AW

SYMONS, MCR

机构：

[1] RUTHERFORD APPLETON LAB,LASER SUPPORT FACIL,CHILTON OX11 1QT,OXON,ENGLAND

[2] UNIV LONDON IMPERIAL COLL SCI TECHNOL & MED,DEPT CHEM,LONDON SW7 2AY,ENGLAND

[3] UNIV LEICESTER,DEPT CHEM,LEICESTER LE1 7RH,ENGLAND

[4] UNIV ESSEX,DEPT CHEM & BIOL CHEM,COLCHESTER CO4 3SQ,ESSEX,ENGLAND

来源：

JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS | 1994年 / 07期

关键词：

D O I：

10.1039/c39940000871

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

Singlet oxygen quantum yields from the triplet excited states of DNA, nucleotides, dinucleosides, purine and pyrimidine bases in solution have been determined-for guanine-containing moieties no singlet oxygen was detected, and possible implications pertaining to DNA photodamage are discussed.

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页码：871 / 872

页数：2

相关论文

共 12 条

[1] IONIZATION OF POLYNUCLEOTIDES AND DNA IN AQUEOUS-SOLUTION BY 193 NM PULSED LASER-LIGHT - IDENTIFICATION OF BASE-DERIVED RADICALS [J].

CANDEIAS, LP ;

ONEILL, P ;

JONES, GDD ;

STEENKEN, S .

INTERNATIONAL JOURNAL OF RADIATION BIOLOGY, 1992, 61 (01) :15-20

[2]

CHATTOPADHYAY SK, 1984, J PHOTOCHEM, V18, P293

[3]

Daniels M., 1976, PHOTOCHEM PHOTOBIOL, V1, P23

[4]

Foote C. S., 1976, FREE RADICALS BIOLOG, P85, DOI DOI 10.1016/B978-0-12-566502-5.50010-X

[5]

GORMAN AA, 1989, HDB ORGANIC PHOTOCHE, V2, P229

[6] ELECTRON-TRANSFER QUENCHING OF TRIPLET-STATE THYMINE AND URACIL [J].

KEMP, TJ ;

PARKER, AW ;

WARDMAN, P .

JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS, 1985, (20) :1377-1378

[7] INTERACTION OF TRIPLET-STATE NUCLEIC-ACID BASES WITH ELECTROAFFINIC MOLECULES IN SOLUTION BY LASER FLASH-PHOTOLYSIS [J].

KEMP, TJ ;

PARKER, AW ;

WARDMAN, P .

JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 2, 1987, (03) :397-403

[8] LASER FLASH PHOTOKINETIC STUDIES OF ROSE-BENGAL SENSITIZED PHOTODYNAMIC INTERACTIONS OF NUCLEOTIDES AND DNA [J].

LEE, PCC ;

RODGERS, MAJ .

PHOTOCHEMISTRY AND PHOTOBIOLOGY, 1987, 45 (01) :79-86

[9] TRIPLET EXCITED-STATES OF PYRIMIDINE NUCLEOSIDES AND NUCLEOTIDES [J].

SALET, C ;

BENSASSON, R ;

BECKER, RS .

PHOTOCHEMISTRY AND PHOTOBIOLOGY, 1979, 30 (03) :325-329

[10] STUDIES ON THYMINE AND URACIL TRIPLET EXCITED-STATE IN ACETONITRILE AND WATER [J].

SALET, C ;

BENSASSON, R .

PHOTOCHEMISTRY AND PHOTOBIOLOGY, 1975, 22 (06) :231-235