Table 5.

Stability of ^99mTc-TQ-NLC at Room Temperature and in Rat Serum

Time (hours)	%Labelling Efficiency (mean ±SD)
	Room Temperature	Rat Serum
0.5	97.22±0.210	97.22±0.210
1	93.30±1.084	80.41±1.560
2	91.38±0.445	76.19±1.413
4	91.27±0.053	69.05±2.273
6	84.01±1.219	66.87±1.307
8	74.35±2.324	58.35±2.616
24	33.43±1.579	14.92±2.773

Note: Values are expressed as mean ±SD and measured in triplicates.

Abbreviations: ^99mTc, technetium-99m; TQ-NLC, thymoquinone-loaded nanostructured lipid carrier.