Related Experiment Video

Updated: Aug 25, 2026

A High-throughput Platform for the Screening of Salmonella spp./Shigella spp.
06:55

A High-throughput Platform for the Screening of Salmonella spp./Shigella spp.

Published on: November 7, 2018

[Functional characteristics of plasmids of Shigella sonnei 47 strains]

A S Kariagina, V G Lunin, I I Nikol'skaia

    Molekuliarnaia Genetika, Mikrobiologiia I Virusologiia
    |October 1, 1986
    PubMed

    More Related Videos

    A High-throughput Shigella-specific Bactericidal Assay06:11

    A High-throughput Shigella-specific Bactericidal Assay

    Published on: February 27, 2019

    Epithelial Cell Infection Analyses with Shigella04:56

    Epithelial Cell Infection Analyses with Shigella

    Published on: February 9, 2024

    Related Concept Videos

    Fimbriae, Pili, and Axial Filaments01:28

    Fimbriae, Pili, and Axial Filaments

    Fimbriae and pili are specialized bacterial surface structures that play pivotal roles in adhesion, genetic exchange, and motility. Composed primarily of pilin protein, these hairlike appendages are crucial for bacterial survival and pathogenicity in various environments.Fimbriae: Adhesion and PathogenicityFimbriae are fine, filamentous structures measuring 2–10 nanometers in diameter and are densely distributed on the bacterial cell surface. They facilitate bacterial adhesion to abiotic...
    Plasmids01:28

    Plasmids

    Plasmids are extrachromosomal DNA molecules found in bacteria, archaea, and some eukaryotic microbes like yeast. These small, circular DNA structures typically contain fewer than 30 genes, although some may exist linearly. Plasmids vary in their number within a cell, known as copy number. Single-copy plasmids are present in one copy per cell and multi-copy plasmids are present in multiple copies, reaching over 100 copies per cell.Plasmids usually replicate independently of the chromosomal DNA...
    Conjugation01:19

    Conjugation

    Conjugation is a form of horizontal gene transfer that primarily occurs in bacteria and some archaea, promoting genetic diversity and adaptation. Bacteria can acquire resistance genes through conjugative plasmids, allowing them to survive antibiotic treatments that would otherwise be lethal. This process involves direct contact between cells through specialized structures such as the sex pilus and is mediated by conjugative plasmids, including the F (fertility) factor.Conjugation requires...
    Bacterial Phylum Tenericutes01:24

    Bacterial Phylum Tenericutes

    The phylum Tenericutes, which includes the single class Mollicutes, comprises bacteria that lack cell walls. The term "Mollicutes" derives from the Latin word mollis, meaning "soft." These organisms are among the smallest known and are commonly referred to as mycoplasmas due to the prominence of the genus Mycoplasma, which includes well-known human pathogens. Despite their inability to stain gram-positively (a result of their lack of cell walls), mycoplasmas are phylogenetically related to the...
    DNA Bacteriophages01:26

    DNA Bacteriophages

    Bacteriophages, or phages, are viruses that specifically infect bacteria, utilizing their genetic material to hijack host cellular machinery for replication. DNA bacteriophages employ single-stranded DNA (ssDNA) or double-stranded DNA (dsDNA) genomes. These phages exhibit diverse replication strategies and host interactions, influencing their ecological roles and applications in biotechnology and medicine.ssDNA BacteriophagesssDNA phages, with their small genomes, utilize unique strategies to...
    Bacterial Gastroenteritis01:18

    Bacterial Gastroenteritis

    Bacterial gastroenteritis, characterized by diarrhea, abdominal cramps, and vomiting, is often caused by ingestion of contaminated food or water and is frequently associated with pathogenic Escherichia coli strains. These microbes exploit two principal mechanisms to inflict disease.Shiga toxin–producing E. coli, also referred to as STEC—notably O157:H7—release Shiga toxins that target ribosomes, blocking protein synthesis. The B subunit of the toxin binds the host glycolipid receptor...