Infectious Diseases Flashcards
… cause transmissible spongiform encephalopathies
prions
untreatable, fatal neurodegenerative diseases like Mad Cow and Creutzfeldt-Jakob
transmissible spongiform encephalopathies
an abnormal/misfolded form of a host protein
prion
prion protein is normally present in …
neurons
obligate intracellular parasites?
viruses
viruses are composed of…
nucleic acid genome, protein caspid, +/- lipid envelope
predilection for infecting specific cell types?
tropism
acute tissue damages, neutrophils (pus), bacterial infections
suppurative inflammation
deep fungal infections, mycobacterial infections
granulomatous inflammation
viruses cause either cell necrosis or cell proliferation?
cytopathic-cytoproliferative reaction