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Related Concept Videos

Gene Evolution - Fast or Slow?02:05

Gene Evolution - Fast or Slow?

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The genomes of eukaryotes are punctuated by long stretches of sequence which do not code for proteins or RNAs. Although some of these regions do contain crucial regulatory sequences, the vast majority of this DNA serves no known function. Typically, these regions of the genome are the ones in which the fastest change, in evolutionary terms, is observed, because there is typically little to no selection pressure acting on these regions to preserve their sequences.
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Evolutionary Relationships through Genome Comparisons02:54

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Genome comparison is one of the excellent ways to interpret the evolutionary relationships between organisms. The basic principle of genome comparison is that if two species share a common feature, it is likely encoded by the DNA sequence conserved between both species. The advent of genome sequencing technologies in the late 20th century enabled scientists to understand the concept of conservation of domains between species and helped them to deduce evolutionary relationships across diverse...
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Single Nucleotide Polymorphisms-SNPs01:05

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A single nucleotide polymorphism or SNP is a single nucleotide variation at a specific genomic position in a large population. It is the most prevalent type of sequence variation found in the human genome. Point mutations that occur in more than 1% of the population qualify as SNPs. These are present once every 1000 nucleotides on an average in the human genome. Replacement of a purine with another purine (A/G) or a pyrimidine with another pyrimidine (C/T) is known as a transition. In contrast,...
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Multi-species Conserved Sequences02:51

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Next-generation sequencing technologies have created large genomic databases of a variety of animals and plants. Ever since the human genome project was completed, scientists studied the genome of primates, mammals, and other phylogenetically distant living beings. Such large-scale  studies have provided new insights into the evolutionary relationship between organisms.
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Related Experiment Video

Updated: Jun 23, 2025

Author Spotlight: A Pseudotype Virus System for Assessing Omicron Subvariants and Neutralizing Antibodies in SARS-CoV-2 Research
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Comparative Bioinformatic Analysis Reveals Conserved Regions in SARS-CoV-2 Genome for RAPID Pandemic Response.

Marcela Viviana Karpuj1, D R Shaytov1, Yonat Shemer-Avni2

  • 1Department of Biotechnology Engineering, Braude College of Engineering, Karmiel 2161002, Israel.

International Journal of Molecular Sciences
|June 19, 2024
PubMed
Summary
This summary is machine-generated.

This study identifies conserved genomic regions in SARS-CoV-2 for rapid diagnostic assay development. These findings enhance preparedness for current and future infectious disease outbreaks.

Keywords:
SARS-CoV-2bioinformatic analysisconserved genomic regionsdiagnostic assaypoint-of-care testingrapid testing

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Area of Science:

  • Virology
  • Bioinformatics
  • Genomics

Background:

  • The rapid mutation rate of SARS-CoV-2 poses challenges for developing effective diagnostics and therapeutics.
  • The emergence of new variants necessitates adaptable strategies for pandemic response.

Purpose of the Study:

  • To identify conserved genomic regions within SARS-CoV-2 using bioinformatic analyses.
  • To develop a versatile diagnostic assay capable of detecting multiple variants.

Main Methods:

  • Bioinformatic analysis of SARS-CoV-2 genomic sequences.
  • Development and validation of a novel diagnostic assay targeting conserved regions.

Main Results:

  • Identification of key conserved genomic regions within the SARS-CoV-2 genome.
  • Creation of a rapid, reliable, and cost-effective diagnostic assay.
  • Demonstrated high precision in detecting a broad spectrum of current and prospective SARS-CoV-2 variants.

Conclusions:

  • Conserved genomic sequences are crucial for developing robust diagnostic tools against rapidly mutating viruses.
  • This approach significantly improves preparedness and response capabilities for emerging infectious diseases.
  • The study provides a blueprint for creating versatile diagnostics and therapeutics for future pandemic threats.