Influenza virus (flu disease)
Influenza virus Infection that attack respiratory system.
The flue attack lungs, nose and throat.
Influenza virus is spherical in shape and diameter 80-120nm.
Structure of Influenza Virus
Influenza virus is single stranded, negative RNA Viruses.
Influenza Virus is enveloped RNA virus, enclosed in helical nucleocapsid.
Two important proteins are found on surface of this enveloped;
1. Hemagglutinin
2. Neurominidase
Source and mode of Infection
People with flu cough, sneeze or talk
Droplet with virus into air
Airborne disease
Symptoms
High fever
Aching muscles
Nasal congestion
Sore throat
Influenzae virus can effectively inactivated by temperature treatment under 56 degree Celsius for 30 minutes.
The route of entry is respiratory tract and replicates inside cause damage of cells in trachea and bronchi.
Incubation period
Incubation period for flu is 1-4 days.
Treatment and prevention
Antiviral drugs can be effective agent influenza;
Amantadine
Rimantadine
Influenzae is only respiratory virus preventable by vaccination.
Washing hand practice and use sanitizer
Sanitary practices
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