A microbiologist is working the miscellaneous bench reading…

A microbiologist is working the miscellaneous bench reading stool cultures.  The Skirrows Blood Agar plate from a culture has growth on the plate that was incubated at 42°C.  The colonies are nonhemolytic, moist, “runny-looking”, and spreading. The Gram stain shows tiny Gram negative bacilli with some seagull-wing shapes. What is the most likely identification?

A woman in her 20s goes to her physician complaining of burn…

A woman in her 20s goes to her physician complaining of burning upon urination, frequency, and general malaise. Her physician requests a urine culture which grows 25,000 CFU/mL of a catalase positive, coagulase negative, novobiocin-resistant Gram-positive cocci.  What is the most likely pathogen?