Figure 4.
Fluorescence spectra of duplexes DNA1–2, DNA17–18, DNA19–20 and DNA21–22 in the absence (dashed lines) and presence (solid lines) of adenosine (A) at 1 mm, 2.5 μm duplex in 10 mm NaPi buffer, 250 mm NaCl, pH 7, 20 °C, λexc=435 nm.
Fluorescence spectra of duplexes DNA1–2, DNA17–18, DNA19–20 and DNA21–22 in the absence (dashed lines) and presence (solid lines) of adenosine (A) at 1 mm, 2.5 μm duplex in 10 mm NaPi buffer, 250 mm NaCl, pH 7, 20 °C, λexc=435 nm.