What type of virus is poliomyelitis?

What type of virus is poliomyelitis?

Poliovirus, a nonenveloped, positive-sense, single-stranded RNA virus, is a member of the Enterovirus genus within the family Picornaviridae.

What is the difference between polio and poliomyelitis?

Poliomyelitis, or simply Polio, is a highly contagious infectious disease caused by three types of poliovirus. The poliovirus is a virus that destroys nervous system causing paralysis.

Is polio not caused by virus?

Polio is a highly infectious disease caused by a virus.

Is Covid a RNA virus?

COVID-19, short for “coronavirus disease 2019,” is caused by the novel coronavirus SARS-CoV-2. Like many other viruses, SARS-CoV-2 is an RNA virus. This means that, unlike in humans and other mammals, the genetic material for SARS-CoV-2 is encoded in ribonucleic acid (RNA).

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What are the 3 types of poliovirus?

There are three wild types of poliovirus (WPV) – type 1, type 2, and type 3.

Is Smallpox a virus or bacteria?

Before smallpox was eradicated, it was a serious infectious disease caused by the variola virus. It was contagious—meaning, it spread from one person to another. People who had smallpox had a fever and a distinctive, progressive skin rash.

Is polio an RNA virus?

Poliovirus, the prototypical picornavirus and causative agent of poliomyelitis, is a nonenveloped virus with a single-stranded RNA genome of positive polarity. The virion consists of an icosahedral protein shell, composed of four capsid proteins (VP1, VP2, VP3, and VP4), which encapsidates the RNA genome (1).

What type of virus is coronavirus?

Coronaviruses are a type of virus. There are many different kinds, and some cause disease. A coronavirus identified in 2019, SARS-CoV-2, has caused a pandemic of respiratory illness, called COVID-19.

What is the name of the virus that causes polio?

Polio, or poliomyelitis, is a disabling and life-threatening disease caused by the poliovirus. The virus spreads from person to person and can infect a person’s spinal cord, causing paralysis (can’t move parts of the body).

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What type of virus is the smallpox virus?

Smallpox is an acute, contagious disease caused by the variola virus, a member of the genus Orthopoxvirus, in the Poxviridae family (see the image below).

Is diphtheria a virus or bacteria?

Diphtheria is a serious infection caused by strains of bacteria called Corynebacterium diphtheriae that make a toxin (poison). It is the toxin that can cause people to get very sick. Diphtheria bacteria spread from person to person, usually through respiratory droplets, like from coughing or sneezing.