Interaction of surfactants with different alkyl chain lengths with DNA was studied.
The major binding modes were obtained by spectroscopy and viscosity techniques.
Strength of action of surfactants with different chain lengths on DNA was compared.
The effects of NaCl and class="mathmlsrc">title="View the MathML source" class="mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S1386142515300354&_mathId=si1.gif&_user=111111111&_pii=S1386142515300354&_rdoc=1&_issn=13861425&md5=23699fe53f99cdc8877f4901d8b55da5">class="imgLazyJSB inlineImage" height="20" width="37" alt="View the MathML source" title="View the MathML source" src="/sd/grey_pxl.gif" data-inlimgeid="1-s2.0-S1386142515300354-si1.gif">class="mathContainer hidden">class="mathCode"> concentration on interaction were assessed.