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Influenza is a viral respiratory infection ... sialic acid linkages. ... nigra lectin, indicating the presence of sialic acid linked to galactose by an2, ...
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Swine influenza virus SIV ...
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Orthomyxoviruses Characteristics Name originates from the Greek word ortho (correct), myxo (mucus). Essentially virions infect epithelial cells the right way, as ...
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20 chapter viruses associated with respiratory infections Department of pathogenic biology xie-shuixiang ORTHOMYXOVIRUSES FLU True influenza influenza virus A ...
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... petechial/purpuric skin rash central nervous system defects 2. Mononucleosis syndrome fever, malaise, atypical lymphocytosis, ...
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Title: PowerPoint Presentation - MM 445 Lecture 3 Author: David L. Smith Last modified by: Created Date: 4/1/1997 6:07:08 PM Document presentation format
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RNA VIRUSES All are ss (single stranded) ... Arthropods: Mosquitoes, ticks, flies Arboviruses: Toga, Flavi, Bunya, Rabdo, ... Document presentation format:
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General Virology-2 What are viruses ? How do viruses replicate ? What effects do viruses have ? How do viruses change ? What are the consequences of change ?
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????, Respiratory Syncytial Virus ??? ???? ????? ????? ???? ????? ????? ????. ... infection (fever, chills, muscular aching, headache, prostration, anorexia) ...
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Virus genomes range in size from approximately 3,200 nucleotides (nt) (e.g. ... (SA 2,6Ga) Different strains prefer. different oligos. Sialic acid: ...
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Title: THE JOURNEY OF MICROBIOLOGY Author: KKUH Last modified by * Created Date: 1/17/2004 6:26:34 AM Document presentation format: On-screen Show (4:3)
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Diseases of the Respiratory System Normal Anatomy and Physiology Normal Flora Immune Mechanisms Infectious Diseases:-Upper respiratory tract-Bacterial
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Biology of Microorganisms Presented by . ( ...
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Title: Respiratory virus inhibitors Author: kuleuven Last modified by: Paul M. Tulkens Created Date: 1/16/2003 9:12:43 PM Document presentation format
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ANTIVIRAL AGENTS * * Nature Possess antiviral, immunomodulating, and antiproliferative activities They are synthesized by host cells in response to various inducers ...
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Chapter 20 Categories of respiratory viruses Myxovirus orthomyxovirus paramyxoviruses SARS coronavirus(SARS Cov) Other ...
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more varied than any of those seen in the entire bacterial, plant or animal kingdoms ... Viruses are obligate intracellular parasites: ...
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... receptor ??? rhinovirus 87 (sialic acid) ???????? competitive ... HA ???? complex ??? sialyllactose (trisaccharide ?????????? sialic acid, galactose, glucose) ...
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RNA VIRUSES * * 6 * 28 * 7 7 7 * 26 26 26 Hepatitis A Virus Hepatitis B Virus Hepatitis B Virus Hepatitis B virus is unusual among animal viruses in that: Infected ...
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VIRAL INFECTIONS Dr. ALAA HUSSAIN A.AWN Figure 14.13 Oral Kaposi's sarcoma. A full examination is important to detect disease that may affect the palate, gums, fauces ...
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Antiviral Drugs The final stage in the life cycle of a virus is the release of completed viruses from the host cell, and this step has also been targeted by antiviral ...
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Some viruses may remain dormant inside host cells for long periods, causing no obvious change in their host cells (a stage known as the lysogenic phase).
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On February 9, 2003, the above patient visited her chiropractor because she was ... Serology. Nasopharyngeal swab positive for group A orthomyovirus ...
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Distinguishing characteristics of viruses. Obligate intracellular parasites ... dsRNA (reo, rota) ssRNA ( ) (picorna, toga, flavi, corona) ...
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Avian Influenza / Pandemic Influenza Neyla Gargouri Darwaza, M.D. Surveillance Department Directorate of Disease Control Ministry of Health, Jordan
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Neutralizing antibody responses against viruses prevent re ... IgA Antibodies. Largely secreted as dimers by plasma cells that underlie the mucosal epithelium ...
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Medical Microbiology Department of Microbiology, HMU 32 ...
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Microbial Pathogenicity Antigenic Variation & Vaccine Development Kevin Coombs kcoombs@cc.umanitoba.ca Nucleic acid mutation rates Chromosomal DNA 1: 1010 - 1011 DNA ...
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Antiviral Drugs General Characteristics of Viruses Depending on one's viewpoint, viruses may be regarded as exceptionally complex aggregations of nonliving chemicals ...
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CDC WEBSITE. http://www.cdc.gov/ncidod/diseases/flu/fluinfo.htm. 2002 ... FLU' ... 1976/77 swine flu vaccine. 35,000,000 doses. 354 cases of GBS. 28 GBS ...
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ALL ANIMAL RNA VIRUSES CODE FOR A POLYMERASE. 4. Need to make mRNA ... stop codon. for translation. POLYPROTEIN. 18. Inhibition of host cell translation. HOST mRNA ...
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Influenza viruses: Influenza (upper and lower respiratory tract infections) ... fruit bats (flying foxes) ? Clinical hosts : horse, pig, man,... Experimental hosts : ...
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Tadpole-shaped. Bullet-shaped. Filament. Shapes of Viruses:Spherical. Shapes ... Tadpole-shaped. Shapes of Viruses :Bullet-shaped. Shapes of Viruses :Filament ...
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RNA VIRUS REPLICATION STRATEGIES RNA VIRUS STRATEGIES Need to make mRNA Need to make mRNA Need to make mRNA Need to make mRNA Need to make mRNA RNA viruses which do ...
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Opsonization and enhanced phagocytosis of the bacteria. Bacteria that express mannose on their surface may bind mannose ... Agglutinate viruses. IgA Antibodies ...
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complications of latency & recurrent infections become more severe with age, ... Tomato plants - and for Potato spindle tuber viroid. Cadang cadang viroid. Prions ...
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Influenza A - Responsible for regular outbreaks, including the one of 1918. ... A vaccine formulated for one year may be ineffective in the following year, ...
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1968 A/Aichi/68 H3N2 pandemic of 'Hong Kong' flu. A/New Jersey/76 H1N1 swine flu in recruits ... Flu infections create a strong antibody ... Beating the flu. ...
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Title: Epidemiology and Prevention of Viral Hepatitis A to E: Author: David L. Smith Last modified by: James Mullins Created Date: 4/1/1997 6:07:08 PM
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Replication of Viruses * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Glucose is then removed by glucosidase (trimming). The viral glycoprotein is ...
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Acute infantile gastroenteritis 40, 41 10. Intussusception 1, 2, ... Live attenuated vaccines now available for use in children Noroviruses (Norwalk-like) ...
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each year choose which strain of each subtype is the best to use for optimal protection ... g. widespread restrictions on travel, closings of schools and ...
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Enteroviruses cause a variety of diseases including, febrile illnesses, and ... Kuru. Prions. Infectious proteins. Normally found on surface of mammalian cells ...
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Fairassociated E' coli O157 Outbreaks and Risk Reduction
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Gastroenteritis. V/D. Institutions. ID virus in stool. Hepatitis ... Secondary bacterial infections. Viral Superinfection with Adenovirus. Influenza Treatments ...
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HIV Structure and Function Background: Basic Virology and Pathogenesis Structure: Virion structure, genomic structure, and accessory molecules Lifecycle: Infection ...
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... epidemiologists at Harvard and in the United Kingdom to initially determine that ... of medical workers, epidemiologists, virologists, and other scientists ...
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The 'RNP' (RNA nucleoprotein) is in a helical form with the 3 polymerase ... related agents is complex and incompletely understood, but they are believed ...
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Adenovirus and Herpes simplex are less common but more serious ... Pharyngitis, Vincent's Angina, Pharyngoconjunctival fever, herpes simplex, infectious mono ...
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Also, the leading cause of acute morbidity and of visits to a ... Vesicles and ulcers on the labial and buccal mucosa when there is an assoc. gigivostomatitis ...
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Also includes diphtheroids, micrococci and viridians streptococci are part of the normal flora. ... 5. Prevention - avoiding aerosols in chicken coops and bat caves ...
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Three parts of the egg are of use. A The amniotic cavity: ... The Fertile Egg ... dropped away from the shell. membrane. Dermatropic viruses (poxviruses ...
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Subtype C can cause mild infection without seasonality Influenza Surface Glycoproteins Hemaglutinin Sialic acid receptor-binding molecule, ...
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Infectious diseases
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HIV Structure, Lifecycle and Replication (1) Background: Basic Virology and Pathogenesis Structure: Virion structure, genomic structure, and accessory molecules
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