Classification of Antibiotics Flashcards
1
Q
Describe Gram Positive Bacteria
A
Thick peptidoglycan layer complexed with teichoic acids and lipoteichoic acids
2
Q
Describe Gram Negative Bacteria
A
Thin peptidoglycan layer
Outer membrane is permeability barrier; associated LPS and proteins have various functions
Peptidoglycan (murein) surrounded by phospholipid protein-lipopolysaccharide
Porin proteins allow diffusion of molecules into periplasmic space
3
Q
Svedberg Units
A
Non-metric unit for sedimentation coefficient
Measure of a particle’s size based on its sedimentation rate (ie how fast a particle of given size and shape settles to the bottom of a solution)
