Table 3.

Binding of trypsin-generated metastable C3b to C. neoformans cells in the presence or absence of anti-GXM MAbs (125 μg of MAb/106 yeast cells)

MAb addedMAb groupMean no. of molecules of C3b bound/cell ± SEM
None65,000 ± 2,700
439II63,000 ± 3,800
47164,000 ± 4,200
3C273,000 ± 4,100
1255III69,000 ± 3,600
33967,000 ± 3,200
302IV60,000 ± 3,700
38661,000 ± 3,100