Virus

Viruses, bacteria, and parasites are living organisms that are found all around us. They exist in water and soil, on the surfaces of foods that we eat and on surfaces that we touch, such as countertops in the bathroom or kitchen.
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Virus Diseases Categories.
Arbovirus Infections - Infections caused by arthropod-borne viruses, general or unspecified.
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B virus: An infectious agent commonly found among macaque monkeys, including rhesus macaques, pig-tailed macaques, and cynomolgus monkeys. Monkeys infected with this virus usually have no or mild symptoms.
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"If this virus does in fact play a role, it opens up the possibility of a preventative vaccine," added Caroline. "However, we have to do much more work to prove the link." ...
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Virus
Vaccine Multimedia
from HONselect:
Virus Diseases
Virus
A group of submicroscopic pathogens consisting essentially of a core of a single nucleic acid surrounded by a protein coat. The smallest known infectious organism.
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Virus Culture. A viral culture uses specimens taken from the blister, fluid in the blister, or sometimes spinal fluid. They are sent to a laboratory where it takes between one and 14 days to detect the virus in the preparation made from the specimen.
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Viruses cause 30 to 40% of cases of infectious diarrhea in the U.S. and viral gastroenteritis is the second most common illness, after upper respiratory infections.
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Rotavirus is a leading cause of severe diarrhea in infants and young children in the United States and worldwide. Nearly all children will become infected with rotavirus in the first few years of life.
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The virus can be spread to or from the genitals, anus, mouth, or throat during sexual activities. However, warts in the mouth or throat are extremely rare. Condoms may reduce the spread of infection, but they do not provide complete protection.
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ARBOVIRUS INFECTION - A type of viral infection that is transmitted by mosquitoes in late spring to early fall. One manifestation is encephalitis (central nervous system infection).
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The virus can be passed on in many ways. Often it's carried in the air in tiny fluid droplets when someone coughs or sneezes. It can also be transmitted during sexual intercourse, organ transplants and blood transfusions.
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Hantavirus
Related Category: Pathology
any of a genus (Hantavirus) of single-stranded RNA viruses that are carried by rodents and transmitted to humans when they inhale vapors from contaminated rodent urine, saliva, or feces.
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Hantavirus pulmonary syndrome: Abbreviated HPS. A disease that struck the Four Corners area (where the states of Arizona, New Mexico, Colorado, and Utah meet) in 1993 with devastating, frequently fatal consequences.
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What is a virus? ADAM STRACHER, MD: A virus is a very small living particle. It differs from bacteria because it's much smaller, and because it needs our cells, or the cells of another host, to live within. It cannot live on its own.
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Symptoms: This virus can also cause fever blisters or cold sores around the mouth or genital region. It can also infect any area of skin which has been traumatized even slightly.
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Human papillomavirus, or HPV, is the name of a group of viruses. There are many types of HPV, including types that cause genital warts and types that can possibly develop into cancer if not treated.
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Respiratory syncytial virus (RSV) is one of the viruses that causes the common cold and infections in the upper parts of the respiratory tract.
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VIRUS: An infectious agent that is dependent upon a host cell for replication. The complete virus particle (virion) comprises DNA or RNA, protected by a protein shell or capsid, and sometimes covered by an envelope.
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Virus-Toxin Law of 1902: One of the first such incidents was associated with a vaccine.
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Virus Disables Suppressors
Viral proteins E6 and E7 then disable the normal activities of the woman's own suppressor genes, which make suppressor proteins that do "damage surveillance" in normal cells.
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Viruses may interfere with ciliary function, allowing themselves or other microorganism invaders (such as bacteria) access to the lower respiratory tract.
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Viruses such as the Coxsackie virus and those responsible for chicken pox and mononucleosis also can cause meningitis. This type, known as aseptic meningitis, is generally less serious than the bacterial type.
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Viruses, such as herpes, can also cause skin infections. Specimens for viral cultures are mixed with commercially-prepared animal cells in a test tube. Characteristic changes to the cells caused by the growing virus help identify the virus.
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virus
The agent of an infectious disease, smaller than bacteria, that must have a living host in order to grow or reproduce.
viscera ...
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Viruses are minute microorganisms that commandeer the machinery of the body's own cells to survive and reproduce.
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virus (VYE-rus)
A microorganism that can infect cells and cause disease.
virus replication cycle ...
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As viruses are unable to duplicate like bacteria, they have to invade a healthy cell in order to do so.
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The virus invades the body by attacking the mucus lining of the nose, throat, and respiratory track. Once into these cells, it alters the cells' metabolic machinery so that new virus particles are manufactured.
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hantavirus pulmonary syndrome (HPS) Acute respiratory disease caused by newly discovered strains of the hantavirus. Source: Medscape - 7/03/97.
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This virus is also the cause of infectious mononucleosis. When mononucleosis occurs, the person becomes very ill for two to four weeks, or longer if the diet is not corrected. (See "Mononucleosis.") ...
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When a virus that can cause croup moves through a community, only some children will develop croup. Most children will have symptoms of a cold or laryngitis, such as congestion, cough, hoarseness, or sore throat.
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Algunos virus pueden causar tipos especficos de irritacin de la garganta. Por ejemplo, el virus Coxsackie algunas veces causa ampollas en la garganta, especialmente a finales del verano o comienzos del otoño.
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HIV, the virus that leads to AIDS, can also cause glomerular disease. Between 5 and 10 percent of people with HIV experience kidney failure, even before developing full-blown AIDS.
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HEPATITIS B VIRUS DNA (HBV DNA) - Laboratory test that detects internal component of hepatitis B virus.Reflects degree of activity or rate of multiplication of the virus.
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T his is a common virus that does not usually cause severe problems. It is a common cause of sore throats and can occasionally cause more serious illness particularly in newborns.
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The human papilloma virus (HPV) causes several different types of warts, which are the most common type of skin infection. In some cases, the HPV virus dies within 1 or 2 years, and warts simply disappear.
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granulations; Pacchioni, Antonio; pace; pacefollower; pacemaker; pacemaker, artificial; pacemaker failure; pacemaker output; pacemaker potential; pacemaker sensitivity; pacemaker syndrome; pachak; Pacheco's disease; Pacheco's parrot disease virus; ...
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Our research focuses on establishing structure-function relationships in large viruses and macromolecular complexes using electron cryomicroscopy (cryoEM) and three-dimensional (3D) reconstruction as the primary tools.
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Herpes simplex The most common virus that causes sores often seen around the mouth, commonly called cold sores. Herpes zoster A virus that settles around certain nerves causing blisters, swelling, and pain. This condition is also called shingles.
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There are numerous causes of diarrhea in a baby, from food allergies, changes in diet and reactions to medications to viruses and other infections. The most common virus is the rotavirus, particularly prevalent among children in day care.
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drug users who share needles, the sexual partners of those in high risk groups, infants born to mothers with an STD, and people who received blood transfusions or clotting products between 1977 and 1985 (prior to standard screening for the HIV virus ...
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Nearly any group of pathogens, such as bacteria, virus, rickettsia, spirochetes, and fungi, can cause infection.
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Predisposing factors: Adverse water conditions are the biggest predisposing factor to this disease followed by stress which can cause what may have been a dormant form of the virus to become active.
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Lymphocytic Choriomeningitis Virus (LCMV) and Pregnancy: Facts and Prevention
A pregnant woman who becomes infected with LCMV can pass the infection to her unborn baby....more ...
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Radiation
Sunlight
Tobacco
Certain viruses
Benzene
Certain poisonous mushrooms and aflatoxins (a poison produced by organisms that can grow on peanut plants) ...
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Willard CL, Liljestrand P, Goldschmidt RH, Grumbach K. Is experience with Human Immunodeficiency Virus disease related to clinical practice? A survey of rural primary care physicians. Archives of Family Medicine. 1999, 8:502-508.
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Among nonpregnant women, BV has been associated with pelvic inflammatory disease, endometritis, postoperative infection, and infertility. (10,11). The risk of acquiring human immunodeficiency virus (HIV) is also increased by the presence of BV ...
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