Table I.

Comparison of %ID/g of ¹²⁵I-AbD19384 and ¹²⁵I-AbD15179 (18) in liver and kidneys, as obtained by ex vivo organ distribution.

		6 h		24 h		48 h		72 h
Organ	Tracer	Mean	SD	Mean	SD	Mean	SD	Mean	SD
Blood	AbD15179	1.97	0.35	0.39	0.08	0.14	0.11	0.051	0.008
	AbD19384	2.52	0.64	0.40	0.19	0.054	0.003	0.030	0.006
Tumor (A431)	AbD15179	1.58	0.12	0.60	0.09	0.44	0.27	0.22	0.04
	AbD19384	1.59	0.43	0.56	0.10	0.27	0.03	0.14	0.02
Liver	AbD15179	1.09	0.19	0.30	0.06	0.12	0.06	0.067	0.012
	AbD19384	1.78	0.41	0.39	0.10	0.15	0.04	0.078	0.032
Kidneys	AbD15179	6.46	2.18	1.37	0.25	0.78	0.31	0.57	0.09
	AbD19384	2.62	0.42	0.73	0.06	0.41	0.09	0.22	0.04

Six, 24, 48 and 72 h refer to time post-administration of tracer. (N=5).