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Related Concept Videos

Vaccinations01:51

Vaccinations

Overview
Vaccines01:21

Vaccines

Vaccines are among the most effective tools in preventive medicine, designed to prepare the immune system to recognize and combat infectious agents. By introducing antigens—substances that the immune system identifies as foreign—vaccines stimulate an adaptive immune response that leads to immunological memory. This immunological memory enables the body to mount a faster and more effective response upon future exposures to the actual pathogen.Vaccines can be categorized based on the type of...
Cancer Vaccines01:30

Cancer Vaccines

Cancer treatment vaccines are a rapidly evolving field that offers a promising approach to immunotherapy. Unlike traditional vaccines that prevent diseases, cancer treatment vaccines are designed to treat existing cancers by stimulating the immune system to recognize and attack cancer cells.
Cancer vaccines come in two categories: preventive (prophylactic) and treatment (active). Preventive vaccines, such as the Human Papillomavirus (HPV) vaccine, protect against viruses that cause certain...
Cross-reactivity00:42

Cross-reactivity

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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...
Inhibitors of Viral Protein Synthesis01:30

Inhibitors of Viral Protein Synthesis

Protein synthesis is indispensable for viral replication, as viruses lack the cellular machinery required for this process and must hijack the host's translational apparatus. In response, host cells deploy a critical innate immune defense involving interferons, specialized cytokines that play a central role in inhibiting viral propagation.Upon viral detection, infected cells release interferons that bind to receptors on adjacent uninfected cells, activating the JAK-STAT signaling pathway and...

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Related Experiment Video

Updated: May 8, 2026

A Luciferase-fluorescent Reporter Influenza Virus for Live Imaging and Quantification of Viral Infection
05:21

A Luciferase-fluorescent Reporter Influenza Virus for Live Imaging and Quantification of Viral Infection

Published on: August 14, 2019

Universal flu vaccines: primum non nocere.

James E Crowe1

  • 1Vanderbilt Vaccine Center, Vanderbilt University, Nashville, TN 37232, USA. james.crowe@vanderbilt.edu

Science Translational Medicine
|August 30, 2013
PubMed
Summary

Developing universal influenza vaccines is a goal, but understanding the roles of neutralizing and nonneutralizing antibodies is crucial first. Research is needed to balance their effects for effective vaccine design.

Area of Science:

  • Immunology
  • Vaccinology
  • Virology

Background:

  • Universal influenza vaccines aim for broad protection against conserved viral epitopes.
  • Understanding antibody functions is key to developing effective vaccines.

Purpose of the Study:

  • To explore the balance between neutralizing and nonneutralizing antibodies.
  • To inform the design of next-generation influenza vaccines.

Main Methods:

  • Review of existing research on antibody functions in influenza.
  • Analysis of antibody-antigen interactions.

Main Results:

  • Nonneutralizing antibodies can have both protective and detrimental effects.
  • The interplay between different antibody types influences vaccine efficacy.

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Use of an Influenza Antigen Microarray to Measure the Breadth of Serum Antibodies Across Virus Subtypes

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Generation of Escape Variants of Neutralizing Influenza Virus Monoclonal Antibodies

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Related Experiment Videos

Last Updated: May 8, 2026

A Luciferase-fluorescent Reporter Influenza Virus for Live Imaging and Quantification of Viral Infection
05:21

A Luciferase-fluorescent Reporter Influenza Virus for Live Imaging and Quantification of Viral Infection

Published on: August 14, 2019

Use of an Influenza Antigen Microarray to Measure the Breadth of Serum Antibodies Across Virus Subtypes
08:52

Use of an Influenza Antigen Microarray to Measure the Breadth of Serum Antibodies Across Virus Subtypes

Published on: July 26, 2019

Generation of Escape Variants of Neutralizing Influenza Virus Monoclonal Antibodies
07:55

Generation of Escape Variants of Neutralizing Influenza Virus Monoclonal Antibodies

Published on: August 29, 2017

Conclusions:

  • Further research is required to elucidate the complex roles of antibodies.
  • Optimizing the balance of antibody responses is essential for universal influenza vaccine development.