12 Virus 構造 DNA or RNA Protein 病毒的區分 依外觀區分 依遺傳物質區分.

12 Virus12 Virus

構造DNA or RNA

Protein

病毒的區分依外觀區分依遺傳物質區分

Bacterial virusBacterial virus

Influenza virusInfluenza virus

Types of genetic material in different virusTypes of genetic material in different virus

Double-stranded DNA

Single-stranded DNA

Double-stranded RNA

Single-stranded RNA(+)sence RNA

(-)non-sence RNA

Bacteriophage lambdaBacteriophage lambda

BaculovirusBaculovirus

對特定寄主有極高的致病力與專一性，其宿主侷限於昆蟲及部分甲殼類動物

桿狀病毒包括核多角病毒（ nuclear polyhedrosis virus ， NPV ）顆粒體病毒（ granulosis virus ， GV ）

Baculovirus ( 續 )Baculovirus ( 續 )

Double-stranded ,circular DNA

80-200kb size

Accommodate an additional 100kb or more of foreign DNA

Two types of virionsPolyhedra –derived virion (PDV)

Budded virion (BV)

Baculovirus ( 續 )Baculovirus ( 續 )

Baculovirus 的感染機制Baculovirus 的感染機制

HIVHIV

PolioviursPolioviurs

Naked virion

(+)single-stranded RNA

Producing an RNA replicase

Polyprotein