Isenberg I, Rosenbluth R, Baird S L
Biophys J. 1967 Jul;7(4):365-73. doi: 10.1016/S0006-3495(67)86594-9.
Small amounts of paramagnetic cations quench the phosphorescence of DNA. Although the emission intensity is monotonic with increasing thymine content, the quenching efficiency is not. The cations quench from phosphate sites.
少量顺磁性阳离子会淬灭DNA的磷光。虽然发射强度随胸腺嘧啶含量的增加而呈单调变化,但淬灭效率并非如此。阳离子从磷酸位点进行淬灭。