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Cyclic nucleotide content of tobacco BY-2 cells
被引:25
作者:
Richards, H
Das, S
Smith, CJ
Pereira, L
Geisbrecht, A
Devitt, NJ
Games, DE
van Geyschem, J
Brenton, AG
Newton, RP
机构:
[1] Univ Wales Swansea, Biochem Grp, Swansea SA2 8PP, W Glam, Wales
[2] Univ Wales Swansea, Dept Chem, Mass Spectrometry Res Unit, Swansea SA2 8PP, W Glam, Wales
关键词:
tobacco;
BY2;
cyclic AMP;
cyclic GMP;
cyclic CMP;
mass spectrometry;
electrospray;
D O I:
10.1016/S0031-9422(02)00266-2
中图分类号:
Q5 [生物化学];
Q7 [分子生物学];
学科分类号:
071010 ;
081704 ;
摘要:
The cyclic nucleotide content of cultured tobacco bright yellow-2 (BY-2) cells was determined, after freeze-killing, perchlorate extraction and sequential chromatography, by radioimmunoassay. The identities of the putative cyclic nucleotides, adenosine 3',5'-cyclic monophosphate (cyclic AMP), guanosine 3',5'-cyclic monophosphate (cyclic GMP) and cytidine 3,5'-cyclic monophosphate (cyclic CMP) were unambiguously confirmed by tandem mass spectrometry. The potential of BY-2 cell cultures as a model system for future investigations of cyclic nucleotide function in higher plants is discussed. (C) 2002 Elsevier Science Ltd. All rights reserved.
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页码:531 / 537
页数:7
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