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Virology - 1 Fundamentals

Skern - Coffee House Notes on Virology

Skern - Coffee House Notes on Virology

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Karten 29
Sprache Deutsch
Kategorie Biologie
Stufe Universität
Erstellt / Aktualisiert 28.01.2017 / 28.01.2017
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What are viruses?

*obligate intracellular parasites

*made up pf nucleic adic, protein, sometimes lipid

*does not code for ribosomes, mitochondria

*do not reproduce by division, they are assembled from pre-formed complexes

Key steps in viral life-cycles

*Attachment

*Entry

*Uncoating

*Expression of genetic information

*Replication of genetic information

*Assembly

*Maturation

*Release

Uncoating can occur...

*at the plasma membrane

*in the cytosol

*at the nuclear membrane

Expression of genetic information produces proteins for

*virus particle

*nucleic acid synthesis

*virus-host interactions

example for Class I Virus:

ds DNA Virus:

eg Herpes simplex virus type 1

example for Class II Virus:

(-)ssDNA

eg feline parovirus

example for Class III virus:

ds RNA Virus:

eg human rotavirus

example for Class IV Virus:

+ssRNA Virus

eg Hepatitis C Virus