VIRUSES. Helical VirusIcosahedral Virus Classification.

Slides:



Advertisements
Similar presentations
Introduction to Virology
Advertisements

DIAGNOSTIC METHODS IN VIROLOGY
Complexities of Viral Nomenclature
Chapter 13-Viruses. General Characteristics of all viruses Contain a single type of nucleic acid Contain a protein coat Obligate intracellular parasites.
Introduction to Virology Lecture Outline u I. Objectives u II. Historical perspective u III. What is a virus –A. Characteristics –B. Comparison to bacteria.
Laboratory Diagnosis Microscopic ex Virus cultivation Serological tests Detection of N/A.
Dr. Abdulkarim Alhetheel / Dr. Malak Elhazmi Assistant Professor College of Medicine & KKUH VIRAL GASTROENTERITIS.
Viral Infection Detection. Clinical examinations & findings Antibody detection Electron Microscopic: SEM & TEM Molecular assays: PCR Detection of viral.
1 VIRUSES and prions CHAPTER 10 : part 2. 2 Viruses part II - Animals and Plants Unique challenges. Must evade immune systems and must cross 2 lipid bilayer.
General structure and classification of viruses
General properties of viruses 1-They are very small in size, from nm 2-They contain one kind of nucleic acid (RNA or DNA) as their genome 3-They.
VIRAL GASTROENTERITIS VIRAL GASTROENTERITIS. Viruses associated with gastroenteritis Etiologic agents in severe diarrheal illnesses requiring H of infants.
Copyright © 2010 Pearson Education, Inc. Lectures prepared by Christine L. Case Chapter 13 Viruses, Viroids, and Prions.
13 - Viruses (for more details on pathogens see Ch 24 & 25)
Structure ,Classification of Viruses &laboratory diagnosis of viral infections By: Dr.Malak El-Hazmi Assistant Professor & Consultant.
Introduction to the Viruses: General properties of viruses: 1-They are very small in size, from  m. 2-They contain one kind of nucleic acid (RNA.
Chapter 1 Question? infectious agents of small size and simple composition that can multiply only in living cells. Viruses are obligate intracellular.
Viruses Chapter 19 HIV virus Ebola virus H1N1 flu virus T4 bacteriophage Smallpox virus.
VIROLOGY. Viruses are the smallest infectious agents ( nm in diameter ) containing only one kind of nucleic acid (RNA or DNA) as their genome. The.
Introduction to Virology
1 What are Viruses? Obligate intracellular parasites Viral components –Nucleic acids –Capsid –Envelope.
CHAPTER 21 VIRUSES MONERA
1 CHAPTER 4 VIRUSES MONERA STRUCTURE AND SHAPE CLASSIFICATION REPRODUCTION RETROVIRUS ORIGIN OF VIRSUSES CLASSIFICATION STRUCTURE ECOLOGY/ ADAPTATION REPRODUCTION.
Introduction to the Viruses: General properties of viruses: 1-They are very small in size, from  m. 2-They contain one kind of nucleic acid (RNA.
BIA 1400 CCC DIVERSITE DES MICROORGANISMES Le monde viral 2008.
Laboratory Diagnosis of Virus Infections
1 30/11/98 Herpes Viruses Cytomegalovirus. 2 30/11/98 Presentation Outline  Structure  Classification  Multiplication  Clinical manifestations  Epidemiology.
Viral Infections: an overview Dr. Meg-angela Christi Amores.
LABORATORY DIAGNOSIS OF VIRAL INFECTIONS. In developing countries, virological specimens will need to be transferred from district laboratories to regional.
Complexities of Viral Nomenclature No consistent system for naming viruses – some are named for the: associated diseases (e.g. poliovirus, rabies virus)
Classification of Classification is by two ways: 1. By structure of nucleic acid 2. By size, envelope, capsid shape Tobacco mosaic virus : 1.
Plate 31 Introduction to Viruses. Smallpox Chickenpox Influenza (“the flu”) Herpes Polio Rabies Ebola Human Papillomavirus (HPV) Human Immunodeficiency.
Lab Diagnosis of Viruses Dr Syed Suhail Ahmed College of Medicine Qassim University.
RABIES Rabies belongs to Rhabdovirus It is the only human Rhabdovirus It is bullet-shaped, enveloped, helical, single stranded,
LAB. DIAGNOSIS OF VIRUSES 5 methods are used for diagnosis in the virology laboratory: 1.Direct microscopy 2.Cultivation of viruses 3.Serology 4. Detection.
CHAPTER 2: CLASSIFICATION OF VIRUSES
Viruses Only 1 NA Small Syntesizes its particles.
Viruses and what they do -
Chair of Medical Biology, Microbiology, Virology, and Immunology STRUCTURE, CLASSIFICATION AND PHYSIOLOGY OF VIRUSES.
Prof. Dalia M. Mohsen Prof. In Microbiology. Viral the level of order and follows as thus, with the taxon suffixes classification starts at given in italics:
Identification of virus Prepared by: Putri Shareen Binti Rosman.
Nonliving infectious agent that can cause disease. *Not in a kingdom
Introduction to medical virology “Viral structure and Classification”
Introductory virology Chien-Ming Li MD, Ph.D. Virus: an obligate intracellular molecular parasite Obligate intracellular molecular parasites Very small.
FOUNDATION BLOCK (2014) Dr.Malak M. El-Hazmi. MICROBIOLOGY.
Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings Animal viruses/other infectious agents. Medgar Evers College Prof. Santos.
DR. MOHAMMED ARIF ASSOCIATE PROFESSOR CONSULTANT VIROLOGIST HEAD OF THE VIROLOGY UNIT General structure and classification of viruses.
Medical Virology  I. General Virology.  II. System Virology.  1- DNA viruses. 2- RNA viruses.
Superv. : Dr. Gomaa Abdelrahim Abdullalim By Khaled Al-Duraimeeh Abdullah Al-Sgair Majmaah University Collage of science in Al- Zulfi Medical.
General Properties and Classification of viruses Dr AYMAN JOHARGY 3 rd Year Medicine Clinical Microbiology 2 nd Semester Lecture 1 3 rd Year Medicine Clinical.
Virology.
Clinical Virology: Part One Introduction MLAB 2434 – Microbiology Keri Brophy-Martinez.
DR. MOHAMMED ARIF. ASSOCIATE PROFESSOR. CONSULTANT VIROLOGIST. HEAD OF THE VIROLOGY UNIT. Medical virology, Laboratory session-1.
VIRAL SHAPES. VIRUSES There are presently 20 recognized families of viruses that affect humans and/or animals CLASSIFIED BY: –By whether they contain.
Viruses. What are viruses? They are not living things. Viruses are considered non-living because they do not use energy to grow or to respond to their.
Lecture 31: Viral Structure and Replication Dr. P. K. Rajesh Clinical Microbiologist Also-Learning outcomes of Virology (Element 6) Plus plan for E & RE.
General Characteristics of Viruses
Viruses. Small size(nanometer-nm) Filtrable agents Obligate intracellular parasites: Can not make energy or proteins independently of a host cell.
Inflammation of both conjunctiva and cornea Red eye, watery Pain on looking at bright Oedema of.
Light Microscope.
Single-Stranded Positive-Sense RNA Single-Stranded Negative-Sense RNA
Animal viruses/other infectious agents.
Microbiology – Lecture 7 Introduction to viruses
Medical Virology Dr. Dalia M. Mohsen Prof. In Microbiology CLS 413.
LAB. DIAGNOSIS OF VIRUSES
Prof Dr. Drh Pratiwi Ts,MS
Orthopedic & Muscular System: Current Research
VIRUSES CHAPTER 13 Gardasil® targets two strains of HPV that cause 70% of all cervical cancer, and two strains that cause 30% of genital warts.. Age 9-26.
STRUCTURE, CLASSIFICATION AND PHYSIOLOGY OF VIRUSES
Presentation transcript:

VIRUSES

Helical VirusIcosahedral Virus

Classification

Laboratory diagnosis  Microscopic ex  Virus cultivation  Serological tests  Detection of viral genome

Microscopic examination  Light microscopy CMV inf ; Intranuclear inclusion bodies CMV inf ; Intranuclear inclusion bodies [Owl’s –eye]

Microscopic examination  Light microscopy  Electron microscopy  Application  Advantage  Disadvantage  Immunoelectron microscopy

Smallpox virus: Poxviridae

Herpes simplex virus -1 : Herpesviridae

Hepatitis B Virus ;Hepadnaviridae

Adenoviruses: Adenoviridae

Rotaviruses: Reoviridae

Calicivirus : Caliciviridae

Ebola virus ;Filoviridae

Rabies virus: Rhabdoviridae

Influenza Viruses: Orthomyxoviridae

THANK YOU