Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Antimicrobial Effectiveness01:28

Antimicrobial Effectiveness

The effectiveness of antimicrobial agents depends on various factors influencing their ability to eliminate microbial populations. Larger microbial populations require more time for complete eradication, emphasizing the importance of population size analysis when evaluating antimicrobial efficacy.Microbial resistance to antimicrobial agents varies significantly. Highly resilient microorganisms include endospores, gram-negative bacteria, and non-enveloped viruses, while prions are exceptionally...
Surface Membrane Barriers01:18

Surface Membrane Barriers

The skin and mucous membranes serve as the primary line of defense against pathogens by providing both physical and chemical protection. These barriers are essential in preventing the entry and establishment of microbes, thereby maintaining the integrity of the host.
The outer layer of the skin, the epidermis, is a robust barrier comprising layers of closely packed keratinized cells. This dense arrangement prevents microbes from penetrating the body. The periodic shedding of epidermal cells...
Antimicrobial Proteins01:23

Antimicrobial Proteins

Antimicrobial proteins are important components of the immune system. They aid the body in combating pathogens by either killing them directly or hindering their replication processes. Four main types of antimicrobial substances are interferons, the complement system, iron-binding proteins, and antimicrobial proteins.
Interferons
Interferons (IFNs) are proteins produced by lymphocytes, macrophages, and fibroblasts infected with viruses. While IFNs cannot prevent viruses from entering and...
Hand hygiene01:23

Hand hygiene

Asepsis is the practice of preventing or breaking the chain of infection. The nurse employs aseptic techniques to prevent the spread of microorganisms and reduce the risk of diseases. Hand hygiene is the cornerstone of aseptic techniques and is classified into medical and surgical asepsis. Medical asepsis includes hand hygiene and the use of gloves. Surgical asepsis, or the sterile technique, refers to practices that render and keep objects and areas free of microorganisms.
Hand washing...
Antifungal Agents01:15

Antifungal Agents

Amphotericin B is a broad-spectrum antifungal agent that exploits structural differences between fungal and mammalian cell membranes. Its amphipathic structure—featuring a hydrophobic polyene-lactone ring and a hydrophilic region containing mycosamine and carboxylic acid groups—enables selective binding to ergosterol, a sterol predominantly found in fungal plasma membranes. This selective interaction underlies the drug’s antifungal activity, although weak binding to cholesterol contributes to...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Comparative evaluation of microleakage in Class II cavities restored with snowplow technique using flowable or preheated packable bulk-fill composite resin as gingival increment by dye extraction method: An <i>in vitro</i> study.

Journal of conservative dentistry and endodontics·2025
Same author

Fungal Rhinosinusitis: An integrated diagnostic approach.

Annals of diagnostic pathology·2024
Same author

Bioactive carbohydrate polymers from marine sources as potent nutraceuticals in modulating obesity: a review.

Food science and biotechnology·2024
Same author

Mammary Analogue Secretory Carcinoma of Parotid - a Pathological Mystery.

Indian journal of otolaryngology and head and neck surgery : official publication of the Association of Otolaryngologists of India·2023
Same author

Influence of different drying techniques on quality parameters of mushroom and its utilization in development of ready to cook food formulation.

Journal of food science and technology·2023
Same author

Impact of phenolic concentrate from tender coconut water and coconut testa on high fat cholesterol fed C57BL6 mice.

Journal of food science and technology·2022

Related Experiment Video

Updated: May 22, 2026

Quantification of Violacein in Chromobacterium violaceum and Its Inhibition by Bioactive Compounds
07:13

Quantification of Violacein in Chromobacterium violaceum and Its Inhibition by Bioactive Compounds

Published on: August 8, 2025

ANTIMICROBIAL POTENTIAL OF VITEX TRIFOLIA Linn.

V Geetha1, A Doss, A Pichai Anthoni Doss

  • 1Department of Microbiology, Karpagam Arts and Science College, Coimbatore-641 021, India.

Ancient Science of Life
|May 5, 2012
PubMed
Summary

Vitex trifolia exhibits antibacterial properties against pathogenic bacteria. Phytochemical analysis supports its medicinal uses, highlighting its potential in natural medicine.

Area of Science:

  • Pharmacology
  • Ethnobotany
  • Microbiology

Background:

  • Vitex trifolia, known locally as Nirnocchi or sirunocchi, possesses recognized medicinal properties.
  • Traditional uses suggest potential therapeutic applications, necessitating scientific validation.

Purpose of the Study:

  • To evaluate the antibacterial activity of Vitex trifolia extracts.
  • To identify preliminary phytochemical constituents of the plant.

Main Methods:

  • Antibacterial assays were performed against selected pathogenic bacterial strains.
  • Preliminary phytochemical screening was conducted on plant extracts.

Main Results:

  • Vitex trifolia demonstrated significant antibacterial potential against tested pathogens.

Related Experiment Videos

Last Updated: May 22, 2026

Quantification of Violacein in Chromobacterium violaceum and Its Inhibition by Bioactive Compounds
07:13

Quantification of Violacein in Chromobacterium violaceum and Its Inhibition by Bioactive Compounds

Published on: August 8, 2025

  • Phytochemical analysis revealed the presence of various bioactive compounds.

    • Conclusions:

    • Vitex trifolia is a promising source of natural antibacterial agents.
    • Further research can explore its application in pharmaceutical development.