TABLE 1.

Cross-reactivities of the antibodies against L-733,560^a

Compound	Amt (ng) needed for maximum A450 [%]
L-733,560	50.0 [100]
MK-0991	200.0 [25.0]
L-705,589	100.0 [50.0]
L-731,373	400.0 [12.5]
L-693,989	—b
L-688,786	—

^aAntibody dilution, 1/1,600. 

^b—, no cross-reactivity observed.