Table 2. Phenotypic Changes of S. mansoni As a Function of Time Expressed As Descriptors and Severity Scores^a.

^aDescriptor terms: degenerating (deg); uncoordinated (unc); slow (S); on sides, inability of worms to adhere to well floor with either the oral or ventral sucker; teg bleb, damage to the surface tegument. Representative data from three to five biological singleton assays with 10 μM compound.