2 Points What is the reagent for the superoxi test? tetra-methyl-p-phenylendiamine 30% H202 U sodium deoxycholate 30% rabbit plasma Question 31 2 Points A pregnant patient is screened at 36 weeks gestation fro group B streptococcus). A vaginal swab is collected and cultured in Todd-Hewitt and LIM broths. The broths are subcultured to BAP after 24 hour of incubation. No GBS re seen on the subculture and the results are reported as negative. The patient later that week goes into labor to deliver an infant with early onset GBS disease. What is the most likely reason for the GBS culture? a vaginal swab was collected instead of of vaginal/rectal swab the patient was screened too early since screening is recommended at 40 weeks U Todd Hewitt and LIM broth do not support the growth of group B strep the broths were only incubated for 24 hours, instead of 48 hours before subculture