Topography of nucleic acid helices in so
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Robert Glaser; Edmond J. Gabbay
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Article
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1968
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Wiley (John Wiley & Sons)
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English
β 661 KB
The synthesis of spermine derivatives (11), RlR2R3~(CH2)3~RlR~(CH~)~l~.4);, and spermidine derivatives (111), R ~R ~R ~~( C H ~) , ~; R ~R P ( C H Z ) , ~R I R Z R , . ~~,are reported. The effects of these salts on the helix-coil transition of r.4-rU and rI-rC helices were examined. Increasing the s