The modulation of CTAB on the thermal stability of salmon sperm DNA and herring sperm DNA have been investigated by employing differential scanning calorimetry and ultraviolet spectroscopy methods.

• 用差示扫描量热法和变温紫外光谱法研究了CTAB对鲑鱼精DNA及降解的鲱鱼精DNA热稳定性的影响,发现CTAB使鲑鱼精DNA的热稳定性降低,但降低程度随CTAB浓度的增大而先增大后减小;