Antibiotics Flashcards
peptidoglycan makes up what
the cell wall
peptidoglycan is important for which grams
gram positive and negative
gram negative contains an additional what
outer membrane and lippolysaccharide
endotoxins can cause what
toxic shock syndrome
if we slow growth for the cells is it better or worse for the immune system
better
gram positive
staphylococcus and streptococcus
gram negative
gut bacteria, e.coli, clebsiella, enterobacter
general properties of antimicrobial agents
slective toxicity, spectrum of activity, MOA, side effects, resistance
salvarsan is the chemotherapy for what
syphillis
history for antibiotics
ancient egypt moldy bread
first true antibiotic
penicillin
severe infections are what
C&S
gram positive cell wall made of
teichoic acid
polymyxin has what kind of spectrum
narrow
cell wall inhibitors do what
block synthesis and repair of gram positive cell walls
cell membrane targeted drugs work on what type
gram negative
DNARNA acting drugs target what
gyrase and RNA polymerase of the bacteria
folic acid synthesis inhibitors target what
block pathways and inhibit synthesis
most broad spectrum group
protein synthesis inhibitors
in the bacteria we have what subunits
50S and 30S
most important drugs for inhibitors of cell wall synthesis
PCN and cephalosporin
both PCN and cephalosporin have what
a beta-lactam ring
the ring attaches to the ___ that cross-link peptidoglycans and prevent cell wall synthesis
enzymes
carbapenems are more
beta-lactamase resistant
carbapenems penetrate the ___ and they are the drug of choice for ____
penetrate CNS, enterobacter
drugs within carbapenems
imipenem and meropenem
vancomycin is a ___ and is useful for gram ___
glycopeptide, gram positive
vanco is resistant to ___ and is the ___ to PCN resistant bacteria
beta-lactamase, alternative
vanco is the drug of _____
last resort