Table 3. 3-D Fluorescence spectral data of BSA (5 μmol L⁻¹) and (BTZ-AND)-BSA complexes at 25 °C, pH 7.4.

System	Peak	Peak position [λex/λem (nm/nm)]	Intensity
BSA	a	250/250 → 350/350	163.01 → 100.12
	b	235/470 → 260/520	9.67 → 56.76
	1	280/339	883.46
	2	240/340	204.55
[BTZ-AND] : [BSA] = 5 : 1	a	250/250 → 350/350	116.54 → 129.07
	b	235/470 → 260/520	5.04 → 39.49
	1	280/339	705.30
	2	240/340	134.70
[BTZ-AND] : [BSA] = 10 : 1	a	250/250 → 350/350	70.95→112.09
	b	235/470 → 260/520	2.60 → 26.35
	1	280/335	561.71
	2	240/335	89.43