corynebacterium diphtheriae
tellurite
clostridium perfringens
egg yolk
- rich in lecithin/phosphatidylcholine
group d streptococci
bile esculin
staphylococci
mannitol salts
- selective
N. meningitidis, N. gonorrhea from sterile sites - blood, csf
chocolate
- oxidized blood
N. gonorrhea from nonsterile sites
- oral, gut, discharge
thayer martin
3 antibiotics in thayer-martin
vancomycin - inhibits gram positive
cholestin - inhibits gram negative
nystatin - inhibits fungi
haemophilus influenzae
chocolate + factors X and V