FIG. 1.

Monocytes from filaria-infected individuals are laden with filarial antigens. Confocal microscopy of monocytes from a W. bancrofti-positive, M. perstans positive individual (a, c, and d) or from a North American healthy donor (b) are shown. (a) Negative control, polyclonal rabbit control antibody. (b, c, and d) Anti-MF rabbit polyclonal antibody. (c) and (d) are from two different regions of the same slide. Green is Alexa staining and blue is DAPI staining of the nuclei of the cells. Objective, 63×.