General Principles Flashcards
Name the gram positive rods
clostridium bacillus corynebacterium gardenerella lactobacillus listeria mycobacteria
branching:
actinomyces
nocardia (acid fast)
How is anthrax’ capsule different than other bacterium
normal: polysaccharide
anthrax: D glutamate
Describe how bacteria are different from eukaryotes in regards to transcription/translation
no histones no introns (only exons)
What kind of ribosome do we have? bacteria?
we have: 80s - 40 & 60
bacteria have 70s - 50 &30
What stain helps to visualize legionella? what else is this stain used for?
silver stain
also for: pneumocystisis, h pylori
When would you use giemsa stain
chlamydia borrelia rickettsia trypanosomes plasmodium
Which bacteria stain with acid fast
nocardia
mycobacteria
cryptosporidium oocysts
What type of agar is preferred for neisseria
thayer martin
what type of agar for M tb
lowenstein jensen
what type of agar for M pneumoniae
eaton agar
What type of agar for legionella
charcoal yeast + cysteine and iron
What type of agar for fungi
sabouraud
What are the aerobes
nocardia
TB
pseudomonas
What are some anaerobes
actinomyces
bacteroides
clostridium
fusobacterium
What are some encapsulated bacteria?
some killers have pretty nice capsules
strep pneumo, agalactiae (group B) klebsiella H flu - HiB Pseudomonas Neisseria cryptococcus
What are the urease positive organisms?
CHuck norris hates PUNKSS
cryptococcus
H pylori
Proteus Ureaplasma Nocardia Klebsiella S epidermis S saprophyticus
Patients with chronic granulomatous disease would suffer from infections with which organisms?
CATs Need PLACESS to hid
Catalase +:
Nocardia
Pseudomonas Listeria Aspergillus Candida E coli Staph Serratia
What bacteria produces protein A? what is its function?
staph aureus
binds Fc of IgG - inhibits phagocytosis
Which organisms have igA protease
S pneum
H influenza
Neisseria
What is an M protein? who produces it?
prevents phagocytosis
group A strep
