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Related Concept Videos

Vaccinations01:51

Vaccinations

Overview
Smallpox01:24

Smallpox

Smallpox is a severe contagious disease caused by the Variola major virus, a double-stranded DNA member of the Poxviridae family.Variola major transmission occurs primarily via inhalation of virus-laden droplets or direct contact with infectious scabs. The incubation period averages approximately seven days, although it may range from 7 to 17 days depending on the inoculum and host factors.Clinically, the prodromal phase is marked by an abrupt onset of high fever, malaise, headache, and myalgia.
Methods of reducing fever01:22

Methods of reducing fever

The signs and symptoms of fever include hot and dry skin, flushed face, thirst, muscle aches, anorexia, headache, tachycardia, tachypnea, and fatigue. Elevated body temperature is reduced using two methods: pharmacological and nonpharmacological. Proper identification and treatment of the root cause of a fever is of utmost importance.
Pharmacological Methods of Reducing Fever:
Influenza01:27

Influenza

Influenza is an acute, highly communicable viral disease that affects the respiratory tract and is responsible for seasonal epidemics worldwide. Influenza A is the most prevalent type associated with widespread outbreaks and is subtyped based on two surface glycoproteins: hemagglutinin (H) and neuraminidase (N), as in H1N1. These glycoproteins are essential for viral infectivity, transmission, and immune recognition. Transmission occurs primarily through respiratory droplets and contaminated...
Inhibitors Of Virion Release01:25

Inhibitors Of Virion Release

Viral replication and dissemination rely on efficient mechanisms for host cell entry, genome replication, assembly, and release. Influenza viruses, such as types A and B, are negative-sense single-stranded RNA viruses with a segmented genome, that depend on two critical surface glycoproteins to carry out these processes: hemagglutinin (HA) and neuraminidase (NA). HA initiates infection by binding to sialic acid residues on the surface of host epithelial cells, facilitating receptor-mediated...
Infectious Diseases and Their Occurrence01:28

Infectious Diseases and Their Occurrence

Infectious diseases appear in populations through various transmission patterns, influenced by pathogen characteristics, population immunity, environmental conditions, and social behavior. Understanding these patterns is essential for effective public health surveillance and intervention. These categories—sporadic, outbreak, epidemic, pandemic, and endemic—help frame the nature and scope of disease events.Sporadic diseases occur irregularly and infrequently, without a predictable temporal or...

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Related Experiment Video

Updated: Jun 14, 2026

Fluorescence-based Neuraminidase Inhibition Assay to Assess the Susceptibility of Influenza Viruses to The Neuraminidase Inhibitor Class of Antivirals
09:31

Fluorescence-based Neuraminidase Inhibition Assay to Assess the Susceptibility of Influenza Viruses to The Neuraminidase Inhibitor Class of Antivirals

Published on: April 15, 2017

Mitigation approaches to combat the flu pandemic.

Raman Chawla1, Rakesh Kumar Sharma, Deepali Madaan

  • 1Division of CBRN Defense, Institute of Nuclear Medicine and Allied Sciences, Brig SK Mazumdar Marg, Delhi - 110 054, India.

Journal of Global Infectious Diseases
|March 20, 2010
PubMed
Summary

This study discusses managing flu pandemics, focusing on the 2009 H1N1 outbreak and India

Keywords:
Anti-viral therapiesFluH1N1H5N1PandemicsVaccination

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Last Updated: Jun 14, 2026

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Area of Science:

  • Public Health
  • Epidemiology
  • Disaster Management

Background:

  • Influenza A (H1N1) pandemic preparedness is a global challenge.
  • The 2009 H1N1 outbreak highlighted the re-emergence of reassorted influenza strains.
  • Previous avian flu outbreaks prompted the World Health Organization to develop pandemic strategies.

Purpose of the Study:

  • To describe mitigation approaches for combating flu pandemics.
  • To outline effective implementation strategies at national, state, and local levels.
  • To emphasize the role of non-health service providers in pandemic management.

Main Methods:

  • Review of national guidelines and concept papers on biological disaster management.
  • Analysis of factors influencing pandemic escalation (climate, socio-economics, governance).
  • Consideration of pharmaceutical and non-pharmaceutical interventions.

Main Results:

  • The 2009 H1N1 outbreak rapidly became a global pandemic.
  • Success of medical management depends on viral strain resistance and rational use of therapies.
  • India's National Disaster Management Authority has developed guidelines for biological disasters.

Conclusions:

  • Effective flu pandemic mitigation requires multi-level implementation.
  • Coordination between health and non-health sectors is crucial.
  • Preparedness strategies must address viral mutation and intervention efficacy.