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Related Concept Videos

In-vitro Mutagenesis01:16

In-vitro Mutagenesis

To learn more about the function of a gene, researchers can observe what happens when the gene is inactivated or “knocked out,” by creating genetically engineered knockout animals. Knockout mice have been particularly useful as models for human diseases such as cancer, Parkinson’s disease, and diabetes.
Gene Conversion02:08

Gene Conversion

Other than maintaining genome stability via DNA repair, homologous recombination plays an important role in diversifying the genome. In fact, the recombination of sequences forms the molecular basis of genomic evolution. Random and non-random permutations of genomic sequences create a library of new amalgamated sequences. These newly formed genomes can determine the fitness and survival of cells. In bacteria, homologous and non-homologous types of recombination lead to the evolution of new...
Recombinant DNA01:09

Recombinant DNA

Overview
Genetic Screens02:46

Genetic Screens

Genetic screens are tools used to identify genes and mutations responsible for phenotypes of interest. Genetic screens help identify individuals or a group of people at risk of developing  genetic diseases and help them with early intervention, targeted therapy, and reproductive options.
Forward genetic screens
Forward or “classical” genetic screens involve creating random mutations in an organism’s DNA using radiation, mutagens, or insertion of additional bases, which result in visible changes...
Gene Conversion02:08

Gene Conversion

Other than maintaining genome stability via DNA repair, homologous recombination plays an important role in diversifying the genome. In fact, the recombination of sequences forms the molecular basis of genomic evolution. Random and non-random permutations of genomic sequences create a library of new amalgamated sequences. These newly formed genomes can determine the fitness and survival of cells. In bacteria, homologous and non-homologous types of recombination lead to the evolution of new...
Mutations in Microorganisms01:18

Mutations in Microorganisms

Mutations are heritable changes in an organism’s genome involving alterations in the base sequence of DNA or RNA. These changes can influence cellular processes and phenotypic traits, potentially transforming the unaltered wild type into a mutant form. Such changes, termed forward mutations, are pivotal in shaping the genetic diversity of organisms.RNA viruses exhibit the highest mutation rates due to the absence of robust proofreading mechanisms during genome replication. In contrast,...

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Related Experiment Video

Updated: Jul 16, 2026

Using Reverse Genetics to Manipulate the NSs Gene of the Rift Valley Fever Virus MP-12 Strain to Improve Vaccine Safety and Efficacy
09:13

Using Reverse Genetics to Manipulate the NSs Gene of the Rift Valley Fever Virus MP-12 Strain to Improve Vaccine Safety and Efficacy

Published on: November 1, 2011

Reverse vaccinology and genomics.

Rino Rappuoli1, Antonello Covacci

  • 1IRIS, Chiron Vaccines, 53100 Siena, Italy.

Science (New York, N.Y.)
|October 25, 2003
PubMed
Summary

The genomic revolution accelerates vaccine development by enabling the discovery of novel vaccine targets. This advancement is crucial for creating more effective vaccines against various diseases.

Area of Science:

  • Genomics
  • Immunology
  • Vaccinology

Background:

  • The genomic revolution has transformed biological sciences.
  • Understanding pathogen genomes is key to identifying vaccine candidates.

Purpose of the Study:

  • To highlight the impact of genomics on vaccine target discovery.
  • To discuss the development of novel and effective vaccines.

Main Methods:

  • Genomic sequencing and analysis.
  • Bioinformatic approaches for target identification.
  • In silico and in vitro validation of vaccine targets.

Main Results:

  • Genomic data has significantly expanded the repertoire of potential vaccine targets.
  • New strategies for vaccine development are emerging based on genomic insights.

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Reverse Genetics to Engineer Positive-Sense RNA Virus Variants

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Related Experiment Videos

Last Updated: Jul 16, 2026

Using Reverse Genetics to Manipulate the NSs Gene of the Rift Valley Fever Virus MP-12 Strain to Improve Vaccine Safety and Efficacy
09:13

Using Reverse Genetics to Manipulate the NSs Gene of the Rift Valley Fever Virus MP-12 Strain to Improve Vaccine Safety and Efficacy

Published on: November 1, 2011

Simplified Reverse Genetics Method to Recover Recombinant Rotaviruses Expressing Reporter Proteins
11:40

Simplified Reverse Genetics Method to Recover Recombinant Rotaviruses Expressing Reporter Proteins

Published on: April 17, 2020

Reverse Genetics to Engineer Positive-Sense RNA Virus Variants
15:49

Reverse Genetics to Engineer Positive-Sense RNA Virus Variants

Published on: June 9, 2022

  • Improved efficacy of vaccines is being achieved through target-centric approaches.
  • Conclusions:

    • The genomic revolution is a pivotal force in modern vaccinology.
    • Continued integration of genomic technologies will drive future vaccine innovation.
    • Genomic-based strategies promise enhanced protection against infectious diseases.