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20 Cards in this Set
- Front
- Back
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What does the CCR5 gene do
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It is a receptor for chemokines for internilazation of HIV into macrophages
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What does the CXCR4 gene do
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It is a receptor for chemokines for internilazation of HIV into T-lymphocytes
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What virulence factor causes the rash with scarlet fever
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pyrogenic exotoxin
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What is the MOA of Vancomycin
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Binds to D-ALA-D-ALA which is vital in the synthesis of Peptidoglycan bridges
Resistance to Vancomycin = the bacteria uses D-lactic acid in there peptide bonds. vanc cannot bind and inhibit |
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When do you use Aztreonam?
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if a patient is allergic to penicillins/cephalasporins
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What are the DOC for acute pylonephritis
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Ampicillin and gentamycin
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What are the 2 obligate intracellular bugs
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Rickettsia
Chlamydia ***Cannot make own ATP*** |
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What are the 5 Encapsulated bacteria
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**Kapsules Shield SHiN**
Klebsiella pneumo Salmonella Streptococcus pneumo Haemophilus Influ Neisseria meningitidis *** These have a capsule that makes IgA protease***( |
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What are the 4 Urease positive bugs
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** Particular Kinds Have Urease**
Proteus Klebsiella H.Pylori Ureaplasma |
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Vibrio Cholerae Exotoxin
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ADP-ribosylation of G-protein causes increase in adenylyl cyclase = increase Cl into gut lumen = decrease Na absorption = H2O moving into gut and cause rice water stools
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What are CD16 cells
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Natural Killer cells
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What are CD 21 Cells
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lymophocytes
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How does Acyclovir inhibit herpes outbreaks
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inhibits the formation of viral DNA from pyrimidine and purine precursers.
it cannot make nucleic acids = cannot replicate ** for this medication to work needs virial thymadine kinase to activate it** |
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If sputum sample was taken on a measles patient what would you see
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Syncyia
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What is in the PPD tb test that causes the reaction
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The outer surface protein
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What is the most important pathogenetic feature of P. Aerginosa
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The polysaccharide capsule
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CD14 is associated with what disease
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Mycobacterium leapre
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Candida albicans will show what on microscopy
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Pseudohyphe
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What is a monomorphic yeast that causes meningitis in HIV patients
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cryptococcus neoformans
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Shiga, Cholera, Diptheria, Strep. pyogenes, salmonella, and botulinum toxins are all genetically encoded where
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Lysogentic phage genome
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