To determine the effect of glucose concentration on cell
size and morphology, we measured the length and width of
50 random blastospores from each treatment flask using an
ocular micrometer (WHB10x-H/20, Olympus) at ×400 magnification.
The width of both oblong and ovoid cells was consistently
unaltered across different treatments and averaged
3.27±0.08 and 3.25±0.12 μm for isolates ESALQ1432 and
GHA, respectively. Subsequently, the cell size was indirectly
inferred by the volume of an ellipsoid given by: V (μm3)=4/
3*(π*a*b2), where a is the length and b is the width. When
cells assumed ovoid or spherical shape, then length and width
were considered equivalent.