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Related Concept Videos

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...
Immunological Memory01:23

Immunological Memory

Immunological memory, a pivotal pillar of the adaptive immune system, is responsible for the body's ability to remember and respond more swiftly and effectively to previously encountered pathogens. This remarkable feature is what makes vaccines so effective in preventing diseases.
What is Immunological Memory?
Immunological memory is an integral function of the immune system that allows it to recognize and react more rapidly and effectively to pathogens previously encountered. This feature is...
Vaccinations01:51

Vaccinations

Overview
Cells of the Adaptive Immune Response01:23

Cells of the Adaptive Immune Response

The T and B lymphocytes of the adaptive immune system develop from common lymphoid progenitor cells in the bone marrow. These progenitors give rise to precursors that eventually develop into both T and B lymphocytes. As these precursors mature, they gain the ability to detect and respond to foreign antigens in the body, a process known as immunocompetence. Additionally, these precursors acquire self-tolerance, a process that ensures they do not react to self-antigens. This intricate system...
Vaccine Production01:23

Vaccine Production

Vaccine production involves a sequence of upstream and downstream processes to generate a safe and effective immunological product. It begins with cultivating microorganisms, such as viruses or bacteria, to obtain antigenic material. For viral vaccines, mammalian host cells are grown in bioreactors and subsequently infected with the target virus. The virus replicates within the host cells, which are lysed to release viral particles. This lysate is then clarified through filtration or...
Microorganisms in Medicine and Therapeutics01:29

Microorganisms in Medicine and Therapeutics

Microorganisms play a fundamental role in vaccine development, gene therapy, and therapeutic production. Their biological properties are harnessed to advance medicine and public health. Beyond immunization, microorganisms contribute to gut health, antibiotic synthesis, and genetic disease treatment.Live Attenuated and Inactivated VaccinesLive attenuated vaccines, such as the measles, mumps, and rubella (MMR) vaccine, utilize weakened forms of pathogens to closely resemble natural infections.

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Related Experiment Video

Updated: Jun 7, 2026

Application of Long-term cultured Interferon-&#947; Enzyme-linked Immunospot Assay for Assessing Effector and Memory T Cell Responses in Cattle
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Application of Long-term cultured Interferon-γ Enzyme-linked Immunospot Assay for Assessing Effector and Memory T Cell Responses in Cattle

Published on: July 11, 2015

From vaccines to memory and back.

Federica Sallusto1, Antonio Lanzavecchia, Koichi Araki

  • 1Institute for Research in Biomedicine, CH-6500 Bellinzona, Switzerland. federica.sallusto@irb.unisi.ch

Immunity
|October 30, 2010
PubMed
Summary
This summary is machine-generated.

This review explores how vaccines generate immunological memory, focusing on T and B cell differentiation and maintenance. Understanding these memory cells offers insights into improving vaccine design and antigen strategies.

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Whole-animal Imaging and Flow Cytometric Techniques for Analysis of Antigen-specific CD8+ T Cell Responses after Nanoparticle Vaccination
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Whole-animal Imaging and Flow Cytometric Techniques for Analysis of Antigen-specific CD8+ T Cell Responses after Nanoparticle Vaccination

Published on: April 29, 2015

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Last Updated: Jun 7, 2026

Application of Long-term cultured Interferon-&#947; Enzyme-linked Immunospot Assay for Assessing Effector and Memory T Cell Responses in Cattle
15:57

Application of Long-term cultured Interferon-γ Enzyme-linked Immunospot Assay for Assessing Effector and Memory T Cell Responses in Cattle

Published on: July 11, 2015

A DNA/Ki67-Based Flow Cytometry Assay for Cell Cycle Analysis of Antigen-Specific CD8 T Cells in Vaccinated Mice
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A DNA/Ki67-Based Flow Cytometry Assay for Cell Cycle Analysis of Antigen-Specific CD8 T Cells in Vaccinated Mice

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Whole-animal Imaging and Flow Cytometric Techniques for Analysis of Antigen-specific CD8+ T Cell Responses after Nanoparticle Vaccination
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Whole-animal Imaging and Flow Cytometric Techniques for Analysis of Antigen-specific CD8+ T Cell Responses after Nanoparticle Vaccination

Published on: April 29, 2015

Area of Science:

  • Immunology
  • Vaccinology
  • Cellular Biology

Background:

  • Vaccines induce immune responses and immunological memory for protection.
  • Recent advancements allow detailed study of immune responses in humans and animals.
  • Understanding T and B cell memory is crucial for effective vaccination.

Purpose of the Study:

  • To review the cellular organization of immunological memory.
  • To highlight key questions in immunological memory relevant to vaccination.
  • To explore how studying memory cells can inform antigen design.

Main Methods:

  • Review of current literature on immunological memory.
  • Analysis of molecular mechanisms controlling T and B cell differentiation and maintenance.
  • Discussion of experimental and human studies on immune responses.

Main Results:

  • Elucidation of the cellular organization of immune memory.
  • Identification of critical molecular mechanisms governing memory cell development.
  • Connection between immunological memory and vaccine efficacy.

Conclusions:

  • Further research into immunological memory is essential for advancing vaccine strategies.
  • Interrogation of memory T and B cells provides a pathway for novel antigen design.
  • A comprehensive understanding of the vaccine-to-memory pathway is key.