BacteriophageT Lambda (2)SHIHEZI UNIVERSITY
Bacteriophage T4 Lambda () SHIHEZI UNIVERSITY
Propagation of Phage1. A stable form that allows the virus to survivein the absence of its host2.A mechanism for invasion of a host cellGenetic information required for replication ofthe viral components within the cellAdditional information that may be required forpackaging the viral components and liberatingthe resulting virus from the host cellSHIHEZIUNIVERSITY
Propagation of Phage 1. A stable form that allows the virus to survive in the absence of its host 2. A mechanism for invasion of a host cell 3. Genetic information required for replication of the viral components within the cell 4. Additional information that may be required for packaging the viral components and liberating the resulting virus from the host cell SHIHEZI UNIVERSITY
Infection of Host Cells by Phages AdsorptionTail fibers Receptor is LPS for T4 Irreversible attachment Base plate Sheath Contraction Nucleic acid injection DNA uptakeSHIHEZI UNIVERSITY
Infection of Host Cells by Phages Adsorption Tail fibers Receptor is LPS for T4 Irreversible attachment Base plate Sheath Contraction Nucleic acid injection DNA uptake SHIHEZI UNIVERSITY
Lytic Phage Multiplication Cycle Eclipse福TotalExtracellular Early genesPhagePhage Phage DNASynthesis Late genes IntracellularaccumulationLysisIntracllularEclipseaccumulation Lysis and ReleasephaseTime afterInfectionSHIHEZIUNIVERSITY
Lytic Phage Multiplication Cycle Eclipse Early genes Phage DNA synthesis Late genes Intracellular accumulation Lysis and Release Total Phage Extracellular Phage Eclipse Intracellular accumulation phase Time after Infection Number of Infectious Particles Lysis SHIHEZI UNIVERSITY
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Microbe Library, American Society for Microbiology www.microbelibrary.org SHIHEZI UNIVERSITY