When viewed under the microscope, Streptococcus pneumoniae is often seen in pairs. However, it's also possible to identify single cells or short chains. Generally, they are elongated and may have slightly pointed ends. They also appear purple in color which indicates that they are Gram-positive...
the presence of teichoic acids and lipoids that form lipoteichoic acids, and the presence of cytoplasmic lipid membrane. They are also more susceptible to antibiotics than gram-negative bacteria are.1They appear violet under themicroscopebecause of their thick peptidoglycan layer. The ...
SYNOPSIS. The living, endogenous stages of Eimeria nieschulzi Dieben, 1924 (Landers isolate) were studied under the phase contrast microscope. Active sporozoites were found as early as 2.5 hours after exposure and as late as 48 hours after exposure. The first generation schizont was recognized ...
Emerged parasitoid wasps were counted and expressed as a percentage of the initial number of mummified R. iceryoides removed by the ant workers at the end of each experiment. The numbers of unenclosed mummies were recorded and dissected under the microscope as described above. Five replicates of...