Tissue sections of A. gambiae
were incubated in vitro with each solubilized and trypsinactivated
ICP.Immunodetection of CryIVA, CryIVB, CryIVD
and CytA toxins on sections was performed using purified rabbit
IgG directed against Bti ICPs, in combination with an anti-rabbit
IgGlperoxidase.