Two serious complications of an infection with Group A streptococci are

Automated antimicrobial susceptibility testing methods are not reliable in detecting staphylococci resistant to this agent.

The above is an image of BAP . The specimen is a throat swab obtained from 9 year old Lilly. She woke up with sore throat difficulty swallowing and a low grade fever. Being that, it was picture day at school she decided to go to school despite feeling sick. While on the bus, she feels nauseous and her head began to hurt. She gets picked up from school and taken to to the nearest Urgent care.Her Rapid strep test was questionable and hence a throat culture was ordered. You are working on lilly’s culture. List out all the steps you would proceed with to identify the causitive agent.

DT.jpg The above picture is a D-test. The test notates

What test presumptively differentiates b-hemolytic Group A streptococci and nonhemolytic Group D enterococci from other streptococcal species?

What are the effects of the b-hemolysin produced by Staphylococcus aureus?

Look at the image below and explain the test, reactions in the tubes , its principle and the uses. TC.jpg

Your answers must come from the assigned material. It is your job to answer the questions in a way that proves the have completed the task required. General AI answers will earn ZERO credit.

Diphtheria is a disease produced by Corynebacterium diphtheriae. However, not all C. diphtheriae bacteria produce the toxin that causes this disease. To produce the toxin, the bacteria must first become infected with a bacteriophage. The process by which bacterial genes are transferred to new bacteria by the bacteriophage is called

A microbiologist is working with two separate cultures of the same organism. The bacteria in one culture are resistant to penicillin, whereas the bacteria in the other culture are susceptible to penicillin. The bacteria from both cultures are mixed together, and all the resulting bacteria are resistant to penicillin. What caused this phenomenon?