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Bacteria and Viruses PowerPoint
Bacteria and Viruses PowerPoint

... fission every 20 minutes  The new cells survive and reproduce at the same rate.  After 16 hours two cells could become 8.5 billion ...
Powerpoint File - Centre for Microbial Diseases and Immunity
Powerpoint File - Centre for Microbial Diseases and Immunity

... As more genomes from bacterial pathogens are sequenced, it is becoming apparent that a significant proportion of virulence factors are encoded in clusters of genes, termed Pathogenicity Islands (reviewed in 1). These islands and other genomic islands, tend to have atypical guanine and cytosine conte ...
Keep our children healthy and our schools disease-free
Keep our children healthy and our schools disease-free

... For more than 200 years vaccines have been saving lives around the world! Get the vaccines and protect your family against the following diseases. Pertussis (whooping cough) ...
Microbes and diseases: what to study-1
Microbes and diseases: what to study-1

... – Cell mediated immunity fights back, walls off infection; forms tubercle (caseous necrosis occurs) – Disease remains controlled, cured, or returns • Disseminated TB: spreads thru body ...
worksheet
worksheet

... even after the disease has gone, and protect you from getting the same illness again. This is called immunity. You don't have to get sick to develop immunity; you can be given a vaccine. Immunity through immunization Immunization (or vaccination) protects people from disease by introducing a vaccine ...
Herd Immunity: Can Infectious Diseases be Prevented by High
Herd Immunity: Can Infectious Diseases be Prevented by High

Rift Valley fever
Rift Valley fever

Discovery of DNA Griffith`s Experiment Frederick Griffith (1928
Discovery of DNA Griffith`s Experiment Frederick Griffith (1928

... Non-virulent strains grow as rough colonies called the R strain In his experiment Griffith: o Exp 1: Injected live S strain into mice and the mice died o Exp 2: Injected live R strain into mice and the mice lived o Exp 3: Injected heat killed S strain into mice and the mice lived o Exp 4: Injected h ...
DNA Structure Questions
DNA Structure Questions

... 1. a. Griffith worked with R and S strains of Streptococcus pneumoniae. S strains grow into smooth, shiny colonies on agar and cause mice injected with them to die of pneumonia. R strains grow into rough, irregular colonies on agar and do not kill injected mice. b. The gene mutated in R strains enco ...
Immunization coverage
Immunization coverage

... The Global Vaccine Action Plan (GVAP) is a roadmap to prevent millions of deaths through more equitable access to vaccines. Countries are aiming to achieve vaccination coverage of ≥90% nationally and ≥80% in every district by 2020. While the GVAP should accelerate control of all vaccine-preventable ...
Sexually Transmitted Infection Dr. Tetty Aman Nasution, MMedSc Departemen Mikrobiologi
Sexually Transmitted Infection Dr. Tetty Aman Nasution, MMedSc Departemen Mikrobiologi

... In the later stages of syphilis, blood or cerebrospinal fluid for serological tests are necessary for diagnosis.  Non-specific non-Treponemal tests RPR, VDRL  May cross-react resulting in low-level false positive tests ...
Comment 3 (PDF: 14KB/1 page)
Comment 3 (PDF: 14KB/1 page)

... As with all vaccines there is always a chance of damage to the child. Many studies in the CDC and AMA records show that too many shots, too often, can add to the stress of children's developing bodies, brains, immune systems. I implore you to be cautious and conservative on this front as we are conf ...
Lesson Plan and Objectives
Lesson Plan and Objectives

... Discussion and demonstration of the use of molecular methods to identify bacteria Discussion of the significance of using molecular methods to analyze environmental microorganisms Review of the role that microorganisms play in bioremediation Presentation of respiration data Post-Test During the wee ...
Prof. Lester`s BIOL 210 Practice Exam 3
Prof. Lester`s BIOL 210 Practice Exam 3

... C) Viruses use the anabolic machinery of the cell. D) Viruses use their own catabolic enzymes. E) Viruses have genes. ...
The Chain of Infection
The Chain of Infection

...  • Streptococci: round bacteria arranged in chains; cause rheumatic fever, streptococcal pneumonia, and scarlet fever  • Diplococci: round bacteria arranged in pairs; cause gonorrhea and ...
Concept Sheet: Bacteria, Viruses, and the Immune
Concept Sheet: Bacteria, Viruses, and the Immune

... Concept Sheet: Bacteria, Viruses, and the Immune Response TEKS: 3F, 4C, 4D, 8C, 10A, 11C, 11D Essential Questions and Skills: 1. Explain how the two groups of prokaryotes differ. 2. Describe the factors that are used to identify prokaryotes. 3. Explain why bacteria are vital to maintaining the livin ...
Respiratory Infections
Respiratory Infections

... This is an uncommon type of TB as pneumonia is infectious. People who have it, have high fevers and productive coughs. It occurs most often in extremely young children and the elderly. This type is also found in HIV and Aids infected people. ...
Preventing the Spread of Disease
Preventing the Spread of Disease

... The body’s ability to prepare itself for future infections by creating antibodies and memory cells. ...
Name
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... 7.1.2 Compare and contrast the sequence of events in viral replication by the lytic cycle and the lysogenic cycle. 7.1.3 Discuss the sequence of events of retroviral replication by using the HIV virus. 7.1.4 Discuss the relationship between HIV and AIDS. Include the mode of transmission, symptoms, t ...
Control of M. gallisepticum in the USA Ruud Hein Intervet Inc Poultry
Control of M. gallisepticum in the USA Ruud Hein Intervet Inc Poultry

... breeder complexes which ‘broke’ with MG. The vaccines were, however, used under controlled conditions for a restricted time. In the US approximately 220 million commercial layers are produced. Most of the commercial layer operations are large multi-age farms of which more than 80% are MG positive. C ...
`Fusion strategy` may
`Fusion strategy` may

... and remain active even in at the temperature of boiling water. Zhang said heat-stable enterotoxins can’t be used directly as a vaccine component because of their toxicity and because they are poor at causing an immune response unless coupled to a carrier protein. That’s why many vaccine researchers ...
Chain of Infection
Chain of Infection

... Bacilli have the ability to form spores, thick walled capsules. In the spore form, bacilli are extremely difficult to kill. ...
The Chain of Infection
The Chain of Infection

... Bacilli Many bacilli contain flagella, threadlike projections that are similar to tails and allow organisms to move Bacilli have the ability to form spores, thick walled capsules. In the spore form, bacilli are extremely difficult to kill. ...
GLOSSARY OF FISH HEALTH TERMS
GLOSSARY OF FISH HEALTH TERMS

... the process through which fish become fully adapted to new environmental circumstances; such as being placed into water of different quality, temperature, or different holding ...
HSE - Tdap and MenC booster vaccines
HSE - Tdap and MenC booster vaccines

... What is the MenC booster vaccine? The MenC booster vaccine protects your child against meningococcal C infection. Your child should have received MenC vaccine protecting them from this disease at 2, 4 and 6 months of age. ...
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Neisseria meningitidis



Neisseria meningitidis, often referred to as meningococcus, is a gram negative bacterium that can cause meningitis and other forms of meningococcal disease such as meningococcemia, a life-threatening sepsis. The bacterium is referred to as a coccus because it is round, and more specifically, diplococcus because of its tendency to form pairs. About 10% of adults are carrier of the bacteria in their nasopharynx. As an exclusively human pathogen it is the main cause of bacterial meningitis in children and young adults, causing developmental impairment and death in about 10% of cases. It causes the only form of bacterial meningitis known to occur epidemically, mainly in Africa and Asia.N. meningitidis is spread through saliva and respiratory secretions during coughing, sneezing, kissing, and chewing on toys. It infects the cell by sticking to it with long thin extensions called pili and the surface-exposed proteins Opa and Opc and has several virulence factors.
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