Biology Microbiology: Viruses I
... malfunction of the cells, tissues, and organs. The common symptoms of infectious (or non-infectious) diseases caused by viruses are mild to severe rashes, fever, paralysis, headache, aches, swollen glands, and congestion. While bleeding may be a symptom of some viruses (e.g. Ebola), it is not common ...
... malfunction of the cells, tissues, and organs. The common symptoms of infectious (or non-infectious) diseases caused by viruses are mild to severe rashes, fever, paralysis, headache, aches, swollen glands, and congestion. While bleeding may be a symptom of some viruses (e.g. Ebola), it is not common ...
Picornaviruses
... – large amounts of virus before clinical signs develop – no clinical signs in some species (sheep, cattle) allows spread – persistent infection in partially immune animals – hardy virus (many routes of spread, airborne) ...
... – large amounts of virus before clinical signs develop – no clinical signs in some species (sheep, cattle) allows spread – persistent infection in partially immune animals – hardy virus (many routes of spread, airborne) ...
Biology: Microbiology: Viruses I
... Viruses are considered both as living and non-living organisms, as viruses are active inside their host cells (host organisms) and are inactive when they are outside their host cells. The other choices are the characteristics of viruses, but they cannot support why viruses are considered both as liv ...
... Viruses are considered both as living and non-living organisms, as viruses are active inside their host cells (host organisms) and are inactive when they are outside their host cells. The other choices are the characteristics of viruses, but they cannot support why viruses are considered both as liv ...
Slide 1 - Statnet
... •Ebola virus disease (EVD), formerly known as Ebola haemorrhagic fever, is a severe, often fatal illness in humans. •The virus is transmitted to people from wild animals and spreads in the human population through human-to-human transmission. •The average EVD case fatality rate is around 50%. Case f ...
... •Ebola virus disease (EVD), formerly known as Ebola haemorrhagic fever, is a severe, often fatal illness in humans. •The virus is transmitted to people from wild animals and spreads in the human population through human-to-human transmission. •The average EVD case fatality rate is around 50%. Case f ...
How vaccines work.
... • Vaccines made when the virus is weakened to such a level that they reproduce only about 20 times in the body. By comparison, natural viruses reproduce thousands of times. • "Live-attenuated vaccines can cause very mild illness in a small proportion of people," says John Bradley, M.D., member of th ...
... • Vaccines made when the virus is weakened to such a level that they reproduce only about 20 times in the body. By comparison, natural viruses reproduce thousands of times. • "Live-attenuated vaccines can cause very mild illness in a small proportion of people," says John Bradley, M.D., member of th ...
Common Sexually Transmitted Infections
... • Discharges from the genitals or anus If you have direct contact with these infectious areas though any kind of intimate contact such as necking, petting or intercourse, you can become infected. On the other hand, an infectious person may have no outward signs of infection. Therefore, it is import ...
... • Discharges from the genitals or anus If you have direct contact with these infectious areas though any kind of intimate contact such as necking, petting or intercourse, you can become infected. On the other hand, an infectious person may have no outward signs of infection. Therefore, it is import ...
Gram-negative bacteria
... General Features of Viral Cycles Once a virus has entered a cell, it begins to manufacture viral proteins The virus makes use of host enzymes, ribosomes, tRNAs, amino acids, ATP, and other molecules Viral nucleic acid molecules and capsomeres spontaneously selfassemble into new viruses These ...
... General Features of Viral Cycles Once a virus has entered a cell, it begins to manufacture viral proteins The virus makes use of host enzymes, ribosomes, tRNAs, amino acids, ATP, and other molecules Viral nucleic acid molecules and capsomeres spontaneously selfassemble into new viruses These ...
Unit 4 – Student Guided Notes
... protective covering for the nucleic acid it contains. The proteins in the virus’ capsid must match the protein markers on the surface of the membrane of the cell it is trying to invade. As previously stated this feature is responsible for viral specificity. 2. Nucleic acids - All viruses contain eit ...
... protective covering for the nucleic acid it contains. The proteins in the virus’ capsid must match the protein markers on the surface of the membrane of the cell it is trying to invade. As previously stated this feature is responsible for viral specificity. 2. Nucleic acids - All viruses contain eit ...
abstract
... Genomic viral replication occurs in discrete compartments of a viron (virus particles) during the infectious process of a virus. Triggering features are built into the viron so that conformation changes during the initiation and infectious periods convert the viron from a protected and capsule to a ...
... Genomic viral replication occurs in discrete compartments of a viron (virus particles) during the infectious process of a virus. Triggering features are built into the viron so that conformation changes during the initiation and infectious periods convert the viron from a protected and capsule to a ...
(EHD) in Alberta - Alberta Environment and Parks
... disease are not known to cause human infections. EHD can infect a broad range of ungulates and can pose risks to farmed cervids, cattle, bison, and alpacas. Livestock owners ...
... disease are not known to cause human infections. EHD can infect a broad range of ungulates and can pose risks to farmed cervids, cattle, bison, and alpacas. Livestock owners ...
continued - Human Kinetics
... • Can be caused by bacteria or viruses. • Viral meningitis is often mild, but bacterial meningitis requires immediate attention because it can be fatal. • Symptoms of bacterial meningitis include sudden onset of a high fever, sudden onset of a severe headache, acute fatigue, nausea, and a stiff neck ...
... • Can be caused by bacteria or viruses. • Viral meningitis is often mild, but bacterial meningitis requires immediate attention because it can be fatal. • Symptoms of bacterial meningitis include sudden onset of a high fever, sudden onset of a severe headache, acute fatigue, nausea, and a stiff neck ...
BIOL 191 Introductory Microbiology
... 1. H (Hemagglutinin) proteins1 2. N (Neuraminidase) proteins2 1 Hemagglutinin is one of two virally-coded integral envelope proteins of the influenza virus. Hemagglutinin is responsible for host cell binding and subsequent fusion of viral and host membranes after the virus has been taken up. In the ...
... 1. H (Hemagglutinin) proteins1 2. N (Neuraminidase) proteins2 1 Hemagglutinin is one of two virally-coded integral envelope proteins of the influenza virus. Hemagglutinin is responsible for host cell binding and subsequent fusion of viral and host membranes after the virus has been taken up. In the ...
Canine Herpesvirus-1: A New Pathogenic Role for an Old Virus
... referred to as a primary infection, and then there’s a latent infection that is a lifelong collection of the virus in the brain and spinal cord. There can be reoccurring infections due to stressors, returning the infection to the site, and spreading the virus between other dogs or people. The immune ...
... referred to as a primary infection, and then there’s a latent infection that is a lifelong collection of the virus in the brain and spinal cord. There can be reoccurring infections due to stressors, returning the infection to the site, and spreading the virus between other dogs or people. The immune ...
Overview of emerging and detection of arboviral
... *Returning travellers from Angola to SA; total estimated cases linked to Angola outbreak confirmed in NICD n=19 2013: Viraemia confirmed by PCR after return to SA in travellers n=5 (out of 13 tested) ...
... *Returning travellers from Angola to SA; total estimated cases linked to Angola outbreak confirmed in NICD n=19 2013: Viraemia confirmed by PCR after return to SA in travellers n=5 (out of 13 tested) ...
Effective
... Smallpox Eradication • Humans were the only reservoirs and vectors • No intermediate host • All cases symptomatic with typical rash • Lifelong immunity after disease • Laboratory diagnosis effective • Incubation period 7-17 days, conducive to control • Effective heat-stable vaccine • Mode of acquisi ...
... Smallpox Eradication • Humans were the only reservoirs and vectors • No intermediate host • All cases symptomatic with typical rash • Lifelong immunity after disease • Laboratory diagnosis effective • Incubation period 7-17 days, conducive to control • Effective heat-stable vaccine • Mode of acquisi ...
Global spread and impacts of emerging vector
... and trade may drive the spread of mosquito-borne viruses to regions of the world where competent vectors exist. This trend is further exacerbated by climate change, which is increasing local suitability for disease transmission in many previously non-endemic regions. The global spread of Zika virus ...
... and trade may drive the spread of mosquito-borne viruses to regions of the world where competent vectors exist. This trend is further exacerbated by climate change, which is increasing local suitability for disease transmission in many previously non-endemic regions. The global spread of Zika virus ...
SEXUALLY TRANSMISSIBLE INFECTIONS (STIs) are infections
... Some types of HPV also cause changes to the cervix which may result in cancer if left untreated. These types do not cause visible warts. It is important to have regular pap smears to detect any changes. Vaccination is now available. HIV (Human Immunodeficiency Virus) HIV is transmitted by th ...
... Some types of HPV also cause changes to the cervix which may result in cancer if left untreated. These types do not cause visible warts. It is important to have regular pap smears to detect any changes. Vaccination is now available. HIV (Human Immunodeficiency Virus) HIV is transmitted by th ...
Vaccines and Immunizations
... 300,000 people in the United States are infected with Hepatitis B Affects the liver and can cause cirrhosis Can also lead to liver cancer Vaccine has had a significant impact 10 million people have been vaccinated ...
... 300,000 people in the United States are infected with Hepatitis B Affects the liver and can cause cirrhosis Can also lead to liver cancer Vaccine has had a significant impact 10 million people have been vaccinated ...
Editorial An update on virology and emerging viral epidemics
... A virus is a small infectious agent that is able to replicate only inside the living cells of an organism, known as a host. Viruses can infect all types of organisms, from animals and plants to bacteria and archaea (Koonin et al. 2006). They have been characterized as obligate intracellular parasite ...
... A virus is a small infectious agent that is able to replicate only inside the living cells of an organism, known as a host. Viruses can infect all types of organisms, from animals and plants to bacteria and archaea (Koonin et al. 2006). They have been characterized as obligate intracellular parasite ...
Chapter 13 Viruses
... Which type of white blood cell destroys virus infected cells, how does it recognize virus infected cells, and how does it destroy them? ...
... Which type of white blood cell destroys virus infected cells, how does it recognize virus infected cells, and how does it destroy them? ...
Vaccines
... religious, and other grounds. In rare cases, vaccinations can injure people and in the United States they may receive compensation for those injuries under the National Vaccine Injury Compensation Program. Early success brought widespread acceptance, and mass vaccination campaigns were undertaken wh ...
... religious, and other grounds. In rare cases, vaccinations can injure people and in the United States they may receive compensation for those injuries under the National Vaccine Injury Compensation Program. Early success brought widespread acceptance, and mass vaccination campaigns were undertaken wh ...
Rinderpest
... • Diarrhoea or dysentery leads to dehydration, abdominal pain, abdominal respiration, and weakness • Terminal stages of the illness, animals may become recumbent for 24–48 hours prior to death and possible death within 8–12 days • Deaths will occur but mortality rate will be variable; may be expecte ...
... • Diarrhoea or dysentery leads to dehydration, abdominal pain, abdominal respiration, and weakness • Terminal stages of the illness, animals may become recumbent for 24–48 hours prior to death and possible death within 8–12 days • Deaths will occur but mortality rate will be variable; may be expecte ...
No Slide Title
... contagious and potentially fatal viral disease for equines. EIAV is a retrovirus, containing genetic RNA material, which it uses to produce DNA. This DNA is then incorporated into the horse’s genenome. It’s really a case of Goodbye horse. When horses are exposed to EIAV, many may develop severe symp ...
... contagious and potentially fatal viral disease for equines. EIAV is a retrovirus, containing genetic RNA material, which it uses to produce DNA. This DNA is then incorporated into the horse’s genenome. It’s really a case of Goodbye horse. When horses are exposed to EIAV, many may develop severe symp ...
File
... • Herpes is caused by the herpes simplex viruses type 1 (cold sores) and type 2 (genital) • Symptoms occur 2-30 days after infection Symptoms: • fever, muscle pain, tender lymph nodes • When signs do occur, they typically appear as one or more blisters • No cure, but treatments are available to help ...
... • Herpes is caused by the herpes simplex viruses type 1 (cold sores) and type 2 (genital) • Symptoms occur 2-30 days after infection Symptoms: • fever, muscle pain, tender lymph nodes • When signs do occur, they typically appear as one or more blisters • No cure, but treatments are available to help ...