Both frameshift and missense mutations can be suppressed by intragenic suppressors. 移碼突變和異義突變都能被基因內抑制基因所抑制。
These flat-ringed planar compounds intercalate with the cells' nucleic acids .and act as frameshift mutagens and carcinogens. 這些平面扁平環形化合物能插入細胞的核酸中並且充當移碼突變劑和致癌劑。