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Bacterial and archaeal cells exhibit remarkable diversity in shape and structure, critical in their adaptability and functionality. Among bacteria, the most commonly observed shapes include cocci and bacilli. Cocci are spherical and may exist singly or in groupings such as pairs (diplococci), chains (streptococci), clusters (staphylococci), or tetrads. Bacilli, in contrast, are rod-shaped and can also occur as single cells, in pairs, or chains, depending on their environmental and genetic...
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Amoebae: beyond pathogens- exploring their benefits and future potential.

Suman Kalyan Dinda1, Shreyasee Hazra1, Anwesha De2

  • 1Department of Biomedical Science and Technology, School of Biological Sciences, Ramakrishna Mission Vivekananda Educational and Research Institute (RKMVERI), Kolkata, India.

Frontiers in Cellular and Infection Microbiology
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PubMed
Summary
This summary is machine-generated.

Amoebae are diverse protists that can be harmful pathogens, causing diseases like PAM, or beneficial, aiding ecological processes and biomedical research. Understanding their dual nature is key to harnessing their potential and mitigating risks.

Keywords:
FLA (free-living amoeba)amoebachronic obstructive pulmonary disease (COPD)predatorsprimary amoebic meningoencephalitis (PAM)protozoasymbiotic

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Area of Science:

  • Microbiology
  • Ecology
  • Pathogen Research

Background:

  • Amoebae are protists characterized by pseudopodia, exhibiting a wide range of ecological roles and impacts on human health.
  • Certain amoebic species are significant human pathogens, responsible for severe and often fatal diseases.
  • Free-living amoebae also play crucial roles in ecosystems and serve as valuable research models.

Purpose of the Study:

  • To review the dual nature of amoebae, highlighting their roles as both pathogens and beneficial organisms.
  • To explore the ecological significance and biomedical applications of diverse amoebic species.
  • To provide a comprehensive overview of amoebae's impact on human health and scientific research.

Main Methods:

  • Literature review of scientific articles on amoebae.
  • Analysis of studies detailing pathogenic amoebae and their effects.
  • Examination of research on the ecological functions and beneficial uses of amoebae.

Main Results:

  • Identified key pathogenic amoebae such as Entamoeba histolytica, Naegleria fowleri, Acanthamoeba castellanii, and Balamuthia mandrillaris, detailing associated diseases.
  • Highlighted the beneficial roles of amoebae in decomposition, nutrient cycling, and as a food source in aquatic ecosystems.
  • Recognized the utility of certain amoebae as model organisms in biomedical research for understanding disease and developing therapies.

Conclusions:

  • Amoebae possess a complex dual nature, acting as significant human pathogens and essential ecological contributors.
  • Further research into amoebae is crucial for developing treatments for amoebic infections and leveraging their beneficial properties.
  • The multifaceted roles of amoebae underscore their importance in both environmental health and human well-being.