Table 2.

Biodistribution results of PL[^99mTc] and Lf-PL[^99mTc] in BALB/c mice at 1 and 2 h post-injection.

Organ/tissue	PL[99mTc]		Lf-PL[99mTc]
	1 h	2 h	1 h	2 h
brain *	0.69 ± 0.06	0.60 ± 0.04	1.02 ± 0.06	0.81 ± 0.05
blood *	46.82 ± 1.72	47.31 ± 1.48	34.38 ± 2.87	38.30 ± 2.44
bone	1.67 ± 0.57	2.66 ± 0.35	1.41 ± 1.25	2.43 ± 0.41
kidney	8.63 ± 0.74	9.23 ± 0.26	7.56 ± 0.86	9.36 ± 0.55
spleen *	10.64 ± 0.77	10.91 ± 0.73	34.12 ± 4.91	33.00 ± 2.64
liver	12.60 ± 3.49	10.83 ± 2.80	9.04 ± 2.89	11.15 ± 1.69
lung	10.05 ± 2.49	10.76 ± 2.39	10.61 ± 2.32	8.51 ± 0.82
heart	3.56 ± 2.51	4.84 ± 0.48	3.82 ± 0.46	4.15 ± 0.36

Values are presented as %ID/g, (mean ± SD, n = 3),

^*indicates the organs or tissues with significantly different levels of ^99mTc uptake (p < 0.05).