in the presence of the antibiotic polyoxin d , a potent inhibitor of chitin synthetase , pairs of abnormal cells of two different types were observed by phase-contrast microscopy : the `` '' exploded pair , '' '' consisting of two lysed cells from which the cytoplasm had been extruded at the cell junction , and the `` '' refringent pair , '' '' consisting of two highly refractile cells joined by a thin bridge .
C0021721
cell juncti
C0007634
c