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Related Experiment Videos

Molluscicides in schistosomiasis control

F S McCullough, P Gayral, J Duncan

    Bulletin of the World Health Organization
    |January 1, 1980
    PubMed
    Summary
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    Controlling schistosomiasis transmission with molluscicides requires better knowledge of transmission patterns and application techniques. Research into plant-derived molluscicides like Endod and organotins is ongoing, but toxicity data are needed for safe, effective use.

    Area of Science:

    • Parasitology
    • Environmental Toxicology
    • Drug Discovery

    Background:

    • Mollusciciding is a key strategy for schistosomiasis control, but current options are limited, with only niclosamide commercially available.
    • Existing molluscicides face challenges including limited commercial production and a lack of compounds in development.
    • Understanding transmission dynamics and improving application methods are crucial for cost-effective molluscicide use.

    Purpose of the Study:

    • To review the current status and future prospects of molluscicides for schistosomiasis control.
    • To highlight the need for new molluscicides, including plant-derived options and organotins.
    • To identify knowledge gaps regarding molluscicide efficacy, application, and toxicity.

    Main Methods:

    • Review of existing literature on molluscicides and schistosomiasis transmission.

    Related Experiment Videos

  • Analysis of the performance of controlled-release formulations, specifically organotins.
  • Evaluation of plant-derived molluscicides, focusing on Endod.
  • Main Results:

    • Niclosamide is the only commercially produced organic molluscicide; few alternatives are in development.
    • Organotins, like tributyltin oxide (TBTO), show promise in controlled-release formulations but require toxicity assessment.
    • Endod is a well-tested plant molluscicide, yet chronic toxicity data for non-target organisms are lacking.

    Conclusions:

    • Further research into schistosomiasis transmission patterns and application techniques is essential for optimizing molluscicide use.
    • Development of novel molluscicides, particularly from indigenous plants, warrants support.
    • Comprehensive toxicity studies are critical before widespread adoption of new molluscicides like organotins or Endod.