SlideShare une entreprise Scribd logo
1  sur  47
Basic virus structure Capsid protein Nucleocapsid Naked capsid virus = + Nucleocapsid Lipid membrane, glycoproteins Enveloped virus + www.freelivedoctor.com DNA RNA or
Properties of enveloped viruses ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Adapted from Murray, P.R. Rosenthal K.S., Pfaller, M.A. (2005) Medical Microbiology, 5 th  edition, Elsevier Mosby, Philadelphia, PA Box 6-5 www.freelivedoctor.com
Properties of naked capsid viruses ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Adapted from Murray, P.R. Rosenthal K.S., Pfaller, M.A. (2005) Medical Microbiology, 5 th  edition, Elsevier Mosby, Philadelphia, PA , Box 6-4 www.freelivedoctor.com
Classification of Human Viruses www.freelivedoctor.com
Variations on the replication theme www.freelivedoctor.com
Summary: structure, classification & replication ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
Summary: laboratory virology ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
Cycle of infection Secondary sites Spread Entry Shedding Shedding Local Lymphatic Neuronal Blood (viremia) Primary site www.freelivedoctor.com
Time course of infection; host response infection without spread: infection with spread: host response: www.freelivedoctor.com 0 2 4 6 8 10 12 time (days)
Patterns of disease www.freelivedoctor.com
Summary: Pathogenesis & Genetics ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
For each virus, know: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
Human papillomavirus ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
Parvovirus ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
Polyomavirus ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
Adenovirus ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
Influenza ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
Paramyxoviruses ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Rabies www.freelivedoctor.com
Rotavirus ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
Summary www.freelivedoctor.com
Paramyxoviruses ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
Rabies ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
Time course of Rabies infections www.freelivedoctor.com
Rotavirus ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
Enteroviruses ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
www.freelivedoctor.com
Arboviruses ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
Arboviruses: Vectors, Hosts, and Diseases www.freelivedoctor.com
Rubella virus ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
RNA Hepatitis Viruses ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
HGV Flavi ///////////hepe www.freelivedoctor.com
Hepatitis B Virus ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
Hepatitis B virus www.freelivedoctor.com
Immunological events of acute vs. chronic HBV infection From Murray et. al., Medical Microbiology 5 th  edition, 2005, Chapter 66, published by Mosby Philadelphia,,  A) Acute B) Chronic www.freelivedoctor.com
Clinical interpretation of the Hepatitis B antigen panel www.freelivedoctor.com
Hepatitis D Virus ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
HIV ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com
HIV-1 Replication Cycle CCR5 CD4 CXCR4 Reverse Transcriptase Integrase Protease Beth D. Jamieson, Ph.D. www.freelivedoctor.com Reverse  Transcription Integration Uncoating Assembly Budding Attachment Maturation
Natural Course of HIV-1 Infection www.freelivedoctor.com
Herpesviruses Herpes simplex I & II  (cold sores, genital herpes) Varicella zoster  (chicken pox, shingles) Cytomegalovirus  (microcephaly, infectious mono) Epstein-Barr virus  (mononucleosis, Burkitt’s lymphoma) Human herpesvirus 6 & 7  (Roseola) Human herpesvirus 8  (Kaposi’s sarcoma) www.freelivedoctor.com
Virus   Subfamily   Disease   Site of Latency Herpes Simplex Virus I    Orofacial lesions  Sensory Nerve Ganglia Herpes Simplex Virus II  Genital lesions   Sensory Nerve Ganglia Varicella Zoster Virus  Chicken Pox   Sensory Nerve Ganglia   Recurs as Shingles Cytomegalovirus    Microcephaly/Mono  Lymphocytes Human Herpesvirus 6    Roseola Infantum   CD4 T cells Human Herpesvirus 7    Roseola Infantum   CD4T  cells Epstein-Barr Virus    Infectious Mono   B lymphocytes, salivary Human Herpesvirus 8    Kaposi’s Sarcoma  Kaposi’s Sarcoma Tissue Human Herpesviruses www.freelivedoctor.com
A study of HSV-2 recurrence in women www.freelivedoctor.com
www.freelivedoctor.com
Vaccines – live or killed ? www.freelivedoctor.com
FDA approved antiviral drugs www.freelivedoctor.com
Non-equilibrium human virus ,[object Object],[object Object],[object Object],[object Object],www.freelivedoctor.com

Contenu connexe

Tendances (20)

General virology
General virologyGeneral virology
General virology
 
Lect 1 introduction to medical virology
Lect 1 introduction to medical virologyLect 1 introduction to medical virology
Lect 1 introduction to medical virology
 
Basic virology (a.3)
Basic virology (a.3)Basic virology (a.3)
Basic virology (a.3)
 
Dna Viruses
Dna VirusesDna Viruses
Dna Viruses
 
General characteristics of viruses
General characteristics of virusesGeneral characteristics of viruses
General characteristics of viruses
 
Dna Virus
Dna VirusDna Virus
Dna Virus
 
Introduction to viruses
Introduction to virusesIntroduction to viruses
Introduction to viruses
 
Virology introduction
Virology introductionVirology introduction
Virology introduction
 
Bohomolets Microbiology Lecture #4
Bohomolets Microbiology Lecture #4Bohomolets Microbiology Lecture #4
Bohomolets Microbiology Lecture #4
 
Virology (4,5,6)
Virology (4,5,6)Virology (4,5,6)
Virology (4,5,6)
 
Dna viruses
Dna virusesDna viruses
Dna viruses
 
Adenoviruses
AdenovirusesAdenoviruses
Adenoviruses
 
Virus
VirusVirus
Virus
 
Virus morphology & classification
Virus morphology & classificationVirus morphology & classification
Virus morphology & classification
 
Viral diseases
Viral diseasesViral diseases
Viral diseases
 
Rabies virus
Rabies virusRabies virus
Rabies virus
 
Reorhabdogit
ReorhabdogitReorhabdogit
Reorhabdogit
 
Introduction to virology
Introduction to virologyIntroduction to virology
Introduction to virology
 
33. introduction to virology
33. introduction to virology33. introduction to virology
33. introduction to virology
 
Viruses
VirusesViruses
Viruses
 

En vedette

Digestive System
Digestive SystemDigestive System
Digestive Systemraj kumar
 
Nervous system of honey bee.pptxx (2)
Nervous system of honey bee.pptxx (2)Nervous system of honey bee.pptxx (2)
Nervous system of honey bee.pptxx (2)Cavoy Calvert
 
L Nervous System
L Nervous  SystemL Nervous  System
L Nervous Systemraj kumar
 
Details of the central nervous system
Details of the central nervous systemDetails of the central nervous system
Details of the central nervous systemGustavo Duarte Viana
 

En vedette (6)

Nervous system
Nervous systemNervous system
Nervous system
 
A R F
A R FA R F
A R F
 
Digestive System
Digestive SystemDigestive System
Digestive System
 
Nervous system of honey bee.pptxx (2)
Nervous system of honey bee.pptxx (2)Nervous system of honey bee.pptxx (2)
Nervous system of honey bee.pptxx (2)
 
L Nervous System
L Nervous  SystemL Nervous  System
L Nervous System
 
Details of the central nervous system
Details of the central nervous systemDetails of the central nervous system
Details of the central nervous system
 

Similaire à Classification Of Virus[Summary]

Virology Review 2020
Virology Review 2020Virology Review 2020
Virology Review 2020Margie Morgan
 
Rubella,VHF,Hep.pptx
Rubella,VHF,Hep.pptxRubella,VHF,Hep.pptx
Rubella,VHF,Hep.pptxDr. Megha PU
 
Adenovirus and adeno virus associated diseases
Adenovirus and adeno virus associated diseasesAdenovirus and adeno virus associated diseases
Adenovirus and adeno virus associated diseasesAbilashSundar
 
Viral Haemorrhagic Fevers
Viral Haemorrhagic FeversViral Haemorrhagic Fevers
Viral Haemorrhagic Feversautumnpianist
 
Basic concept of virus for nursing and vaccine preventable viruses [Autosav...
Basic concept of virus for nursing and vaccine  preventable  viruses [Autosav...Basic concept of virus for nursing and vaccine  preventable  viruses [Autosav...
Basic concept of virus for nursing and vaccine preventable viruses [Autosav...OlisaEnebeli1
 
generalpropertiesofviruses-140309015013-phpapp02.pdf
generalpropertiesofviruses-140309015013-phpapp02.pdfgeneralpropertiesofviruses-140309015013-phpapp02.pdf
generalpropertiesofviruses-140309015013-phpapp02.pdfOsmanAli92
 
Adeno,Parvo,Polyoma Virus
Adeno,Parvo,Polyoma VirusAdeno,Parvo,Polyoma Virus
Adeno,Parvo,Polyoma Virusraj kumar
 
Viral & Bacterial Infections 2
Viral & Bacterial  Infections 2Viral & Bacterial  Infections 2
Viral & Bacterial Infections 2MD Specialclass
 
Viral & Bacterial Infections 2
Viral & Bacterial  Infections 2Viral & Bacterial  Infections 2
Viral & Bacterial Infections 2MD Specialclass
 
Virology Update 2017
Virology Update 2017Virology Update 2017
Virology Update 2017Margie Morgan
 
Chickenpox: Pathophysiology
Chickenpox: PathophysiologyChickenpox: Pathophysiology
Chickenpox: PathophysiologyNimra Neyaz
 

Similaire à Classification Of Virus[Summary] (20)

Reorhabdogit
ReorhabdogitReorhabdogit
Reorhabdogit
 
Adenovirus.micro
Adenovirus.microAdenovirus.micro
Adenovirus.micro
 
Virology Dr.Titi
Virology Dr.TitiVirology Dr.Titi
Virology Dr.Titi
 
Virology Review 2020
Virology Review 2020Virology Review 2020
Virology Review 2020
 
Virology 2014
Virology 2014Virology 2014
Virology 2014
 
Rhabdo virus
Rhabdo virusRhabdo virus
Rhabdo virus
 
Rubella,VHF,Hep.pptx
Rubella,VHF,Hep.pptxRubella,VHF,Hep.pptx
Rubella,VHF,Hep.pptx
 
Adenovirus and adeno virus associated diseases
Adenovirus and adeno virus associated diseasesAdenovirus and adeno virus associated diseases
Adenovirus and adeno virus associated diseases
 
Viral Haemorrhagic Fevers
Viral Haemorrhagic FeversViral Haemorrhagic Fevers
Viral Haemorrhagic Fevers
 
Basic concept of virus for nursing and vaccine preventable viruses [Autosav...
Basic concept of virus for nursing and vaccine  preventable  viruses [Autosav...Basic concept of virus for nursing and vaccine  preventable  viruses [Autosav...
Basic concept of virus for nursing and vaccine preventable viruses [Autosav...
 
generalpropertiesofviruses-140309015013-phpapp02.pdf
generalpropertiesofviruses-140309015013-phpapp02.pdfgeneralpropertiesofviruses-140309015013-phpapp02.pdf
generalpropertiesofviruses-140309015013-phpapp02.pdf
 
Adeno,Parvo,Polyoma Virus
Adeno,Parvo,Polyoma VirusAdeno,Parvo,Polyoma Virus
Adeno,Parvo,Polyoma Virus
 
Viral & Bacterial Infections 2
Viral & Bacterial  Infections 2Viral & Bacterial  Infections 2
Viral & Bacterial Infections 2
 
Viral & Bacterial Infections 2
Viral & Bacterial  Infections 2Viral & Bacterial  Infections 2
Viral & Bacterial Infections 2
 
Virology Review
Virology ReviewVirology Review
Virology Review
 
Virology Update 2017
Virology Update 2017Virology Update 2017
Virology Update 2017
 
Chickenpox: Pathophysiology
Chickenpox: PathophysiologyChickenpox: Pathophysiology
Chickenpox: Pathophysiology
 
Virology 2021
Virology 2021Virology 2021
Virology 2021
 
Chapter 13 Micro
Chapter 13 MicroChapter 13 Micro
Chapter 13 Micro
 
Infectious Part 1
Infectious Part 1Infectious Part 1
Infectious Part 1
 

Plus de raj kumar

The umbilical cord
The umbilical cordThe umbilical cord
The umbilical cordraj kumar
 
The placenta
The placentaThe placenta
The placentaraj kumar
 
The foetal membranes
The foetal membranesThe foetal membranes
The foetal membranesraj kumar
 
Physiology of reproduction
Physiology of reproductionPhysiology of reproduction
Physiology of reproductionraj kumar
 
Minor complaints during pregnancy
Minor complaints during pregnancyMinor complaints during pregnancy
Minor complaints during pregnancyraj kumar
 
Diagnosis of pregnancy
Diagnosis of pregnancyDiagnosis of pregnancy
Diagnosis of pregnancyraj kumar
 
Antenatal care
Antenatal careAntenatal care
Antenatal careraj kumar
 
Postpartum mood disorders
Postpartum mood disordersPostpartum mood disorders
Postpartum mood disordersraj kumar
 
Normal and abnormal puerperium
Normal and abnormal puerperiumNormal and abnormal puerperium
Normal and abnormal puerperiumraj kumar
 
Vacuum extraction (ventouse)
Vacuum extraction (ventouse)Vacuum extraction (ventouse)
Vacuum extraction (ventouse)raj kumar
 
Symphysiotomy
SymphysiotomySymphysiotomy
Symphysiotomyraj kumar
 
Forceps delivery
Forceps deliveryForceps delivery
Forceps deliveryraj kumar
 
Caesarean section
Caesarean sectionCaesarean section
Caesarean sectionraj kumar
 
Normal labour
Normal labourNormal labour
Normal labourraj kumar
 
Anatomy of the foetal skull
Anatomy of the foetal skullAnatomy of the foetal skull
Anatomy of the foetal skullraj kumar
 
Anatomy of the female pelvis
Anatomy of the female pelvisAnatomy of the female pelvis
Anatomy of the female pelvisraj kumar
 
Active management of normal labour
Active management of normal labourActive management of normal labour
Active management of normal labourraj kumar
 
Thyrotoxicosis in pregnancy
Thyrotoxicosis in pregnancyThyrotoxicosis in pregnancy
Thyrotoxicosis in pregnancyraj kumar
 

Plus de raj kumar (20)

The umbilical cord
The umbilical cordThe umbilical cord
The umbilical cord
 
The placenta
The placentaThe placenta
The placenta
 
The foetal membranes
The foetal membranesThe foetal membranes
The foetal membranes
 
Physiology of reproduction
Physiology of reproductionPhysiology of reproduction
Physiology of reproduction
 
Minor complaints during pregnancy
Minor complaints during pregnancyMinor complaints during pregnancy
Minor complaints during pregnancy
 
Diagnosis of pregnancy
Diagnosis of pregnancyDiagnosis of pregnancy
Diagnosis of pregnancy
 
Antenatal care
Antenatal careAntenatal care
Antenatal care
 
Postpartum mood disorders
Postpartum mood disordersPostpartum mood disorders
Postpartum mood disorders
 
Normal and abnormal puerperium
Normal and abnormal puerperiumNormal and abnormal puerperium
Normal and abnormal puerperium
 
Version
VersionVersion
Version
 
Vacuum extraction (ventouse)
Vacuum extraction (ventouse)Vacuum extraction (ventouse)
Vacuum extraction (ventouse)
 
Symphysiotomy
SymphysiotomySymphysiotomy
Symphysiotomy
 
Forceps delivery
Forceps deliveryForceps delivery
Forceps delivery
 
Episiotomy
EpisiotomyEpisiotomy
Episiotomy
 
Caesarean section
Caesarean sectionCaesarean section
Caesarean section
 
Normal labour
Normal labourNormal labour
Normal labour
 
Anatomy of the foetal skull
Anatomy of the foetal skullAnatomy of the foetal skull
Anatomy of the foetal skull
 
Anatomy of the female pelvis
Anatomy of the female pelvisAnatomy of the female pelvis
Anatomy of the female pelvis
 
Active management of normal labour
Active management of normal labourActive management of normal labour
Active management of normal labour
 
Thyrotoxicosis in pregnancy
Thyrotoxicosis in pregnancyThyrotoxicosis in pregnancy
Thyrotoxicosis in pregnancy
 

Classification Of Virus[Summary]

  • 1. Basic virus structure Capsid protein Nucleocapsid Naked capsid virus = + Nucleocapsid Lipid membrane, glycoproteins Enveloped virus + www.freelivedoctor.com DNA RNA or
  • 2.
  • 3.
  • 4. Classification of Human Viruses www.freelivedoctor.com
  • 5. Variations on the replication theme www.freelivedoctor.com
  • 6.
  • 7.
  • 8. Cycle of infection Secondary sites Spread Entry Shedding Shedding Local Lymphatic Neuronal Blood (viremia) Primary site www.freelivedoctor.com
  • 9. Time course of infection; host response infection without spread: infection with spread: host response: www.freelivedoctor.com 0 2 4 6 8 10 12 time (days)
  • 10. Patterns of disease www.freelivedoctor.com
  • 11.
  • 12.
  • 13.
  • 14.
  • 15.
  • 16.
  • 17.
  • 18.
  • 19.
  • 20.
  • 22.
  • 23.
  • 24. Time course of Rabies infections www.freelivedoctor.com
  • 25.
  • 26.
  • 28.
  • 29. Arboviruses: Vectors, Hosts, and Diseases www.freelivedoctor.com
  • 30.
  • 31.
  • 32. HGV Flavi ///////////hepe www.freelivedoctor.com
  • 33.
  • 34. Hepatitis B virus www.freelivedoctor.com
  • 35. Immunological events of acute vs. chronic HBV infection From Murray et. al., Medical Microbiology 5 th edition, 2005, Chapter 66, published by Mosby Philadelphia,, A) Acute B) Chronic www.freelivedoctor.com
  • 36. Clinical interpretation of the Hepatitis B antigen panel www.freelivedoctor.com
  • 37.
  • 38.
  • 39. HIV-1 Replication Cycle CCR5 CD4 CXCR4 Reverse Transcriptase Integrase Protease Beth D. Jamieson, Ph.D. www.freelivedoctor.com Reverse Transcription Integration Uncoating Assembly Budding Attachment Maturation
  • 40. Natural Course of HIV-1 Infection www.freelivedoctor.com
  • 41. Herpesviruses Herpes simplex I & II (cold sores, genital herpes) Varicella zoster (chicken pox, shingles) Cytomegalovirus (microcephaly, infectious mono) Epstein-Barr virus (mononucleosis, Burkitt’s lymphoma) Human herpesvirus 6 & 7 (Roseola) Human herpesvirus 8 (Kaposi’s sarcoma) www.freelivedoctor.com
  • 42. Virus Subfamily Disease Site of Latency Herpes Simplex Virus I  Orofacial lesions Sensory Nerve Ganglia Herpes Simplex Virus II  Genital lesions Sensory Nerve Ganglia Varicella Zoster Virus  Chicken Pox Sensory Nerve Ganglia Recurs as Shingles Cytomegalovirus  Microcephaly/Mono Lymphocytes Human Herpesvirus 6  Roseola Infantum CD4 T cells Human Herpesvirus 7  Roseola Infantum CD4T cells Epstein-Barr Virus  Infectious Mono B lymphocytes, salivary Human Herpesvirus 8  Kaposi’s Sarcoma Kaposi’s Sarcoma Tissue Human Herpesviruses www.freelivedoctor.com
  • 43. A study of HSV-2 recurrence in women www.freelivedoctor.com
  • 45. Vaccines – live or killed ? www.freelivedoctor.com
  • 46. FDA approved antiviral drugs www.freelivedoctor.com
  • 47.