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Transcript of Virusi
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V I R U S IV I R U S I
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POLIOVIRUS
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jednolančana RNK jednolančana DNKdvolančana cirkularna
DNK
dvolančana DNK
dvolančana DNK sa kovalentno vezanim terminalnim proteinima
jednolančana cirkularna DNK
dvolančana RNK
dvolančana DNK sa kovalentno spojenim krajevima
reovirus
poxvirus
poliovirus parvovirus
M13
poliomavirus
herpes virus
adenovirus270.000 bp
5.000 b
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DNK VIRUSI
RNK VIRUSI
poxvirusherpes virus
adenovirus
parvovirus
virus influence
rotavirus
mumps virus
virus encefalitisa
rabies virus
HIV
polioviruscorona virus
450 nm
20 nm
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kapsomere kapsida
RNK
10nm 50nm 50nm 50nm
T bakteriofagVirus influenceAdenovirus
Virus mozaične bolesti duvana
RNK
DNK
DNK
kapsomere kapsida
glikoproteiniglikoproteini
membranozni omotač
kapsid
glava
pipci
rep
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ćelija
Opšti princip reproduktivnog ciklusa virusa
DNK
kapsid
viralna DNK
replikacija transkripcija
RNK
translacija
proteini kapsida
kopije viralne DNK
pakovanje virus
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Reprodukt ivni
ciklus
virusa sa omotačem
RNA
kapsidomotač sa glikoproteinima
plazma membrana domaćina
viralni genom
mRNK
model za replikaciju
kopija genoma
ER
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V I R U S I N F L U E N C E
endocitoza
ćelijski receptori
hemaglutinin endozom
promena pHfuzionisanje membrana
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HIVVIRUS INFLUENCE
POLIO VIRUS ADENOVIRUS
liza
oslobadjanje
jedarna membrana
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neinficirana ćelija
LITIČKI CIKLUS
LIZOGENI CIKLUS
reprodukcija lizogenih bakterija
viralna DNK integrisana u
bakterijski hromozom
ulazak viralne DNK u
domaćina
replikacija viralnih delova
liziranje ćelije domaćina
pakovanje novih virusa
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virusni genom
lipidni dvosloj novi
virus
proteini kapsida
nukleokapsidvirusni proteini omotača
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ERekstracelularni prostor
citosolGoldži
plazma membrana
HERPES VIRUS
Goldži
nezreli virion (2 membrane)
ER
citosol
ekstracelularni prostor
intracelularni zreli virion (2 m.)
ekstracelularni virion (3 m.)
intracelularni virion (4 m.)
VACCINIA VIRUS
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HIV –human immunodeficiency virus
RNK – dva identična lanca
reverzna transkriptaza
glikoproteini
omotač virusa
kapsid
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ulazak u ćeliju
novi HIV
fuzionisanje sa plazma membranom
degradacija kapsida
reverzna transkriptaza
viralna RNK
RNK/DNK
DNKvirusni proteini
jedro
RNK
provirus
Reprodukt ivni
ciklus
HIV-a
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GENOM HIV-a
gagpol
env
terminalni ponovci
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membrana HIV
ULAZAK HIV-a U ĆELIJU
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IZLAZAK HIV-a IZ ĆELIJE