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Related Concept Videos

Probiotics01:22

Probiotics

Probiotics are live, non-pathogenic microorganisms that confer health benefits by modulating the gut microbiota. The human gastrointestinal tract harbors a complex microbial ecosystem, and the balance of this microbiota is crucial for digestive and systemic health. Among the most extensively studied and utilized probiotics are species formerly classified within the genera Lactobacillus and Bifidobacterium. These organisms not only naturally colonize the human gut but are also consumed through...
Bacterial Phylum Actinobacteria01:30

Bacterial Phylum Actinobacteria

Coryneform bacteria are gram-positive, aerobic, nonmotile rods that exhibit irregular, club-shaped, or V-shaped arrangements. Their V-shape results from snapping division, where the inner cell wall layer forms the cross-wall, while the outer layer remains intact until it ruptures on one side, causing the daughter cells to bend away.The primary genera are Corynebacterium and Arthrobacter. Corynebacterium includes diverse species, ranging from saprophytes to pathogens like Corynebacterium...
Bacterial Phylum Firmicutes01:27

Bacterial Phylum Firmicutes

Firmicutes is a diverse phylum of Gram-positive bacteria characterized by a low GC content in their genomes. This phylum includes organisms with monoderm or diderm cell envelopes, highlighting a complex evolutionary history. Firmicutes comprises several major orders, including Lactobacillales, Clostridiales, and Bacillales, which exhibit remarkable diversity in their morphology, metabolism, and ecological roles.The order Lactobacillales includes lactic acid bacteria, which are fermentative...
Bacterial Phylum Proteobacteria01:26

Bacterial Phylum Proteobacteria

Proteobacteria, one of the largest and most diverse bacterial phyla, encompasses a wide range of Gram-negative bacteria distinguished by their outer membrane composed of lipopolysaccharides. These microorganisms exhibit various metabolic capabilities, including phototrophy, chemolithotrophy, and heterotrophy, and thrive in diverse environments from soil to aquatic systems and host-associated niches. The phylum is divided into six classes: Alphaproteobacteria, Betaproteobacteria,...
Clinical Significance of Antibiotic Resistance01:25

Clinical Significance of Antibiotic Resistance

Methicillin-resistant Staphylococcus aureus (MRSA) presents a critical public health threat, arising from its capacity to resist β-lactam antibiotics due to acquisition of the mecA gene within the staphylococcal cassette chromosome mec (SCCmec). This gene encodes penicillin-binding protein 2a (PBP2a), which impairs binding efficacy of methicillin and other β-lactams. MRSA has evolved into distinct clonal lineages impacting humans and animals alike, reinforcing its significance within the One...
Microorganisms in Medicine and Therapeutics01:29

Microorganisms in Medicine and Therapeutics

Microorganisms play a fundamental role in vaccine development, gene therapy, and therapeutic production. Their biological properties are harnessed to advance medicine and public health. Beyond immunization, microorganisms contribute to gut health, antibiotic synthesis, and genetic disease treatment.Live Attenuated and Inactivated VaccinesLive attenuated vaccines, such as the measles, mumps, and rubella (MMR) vaccine, utilize weakened forms of pathogens to closely resemble natural infections.

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Related Experiment Video

Updated: May 28, 2026

Prospecting Microbial Strains for Bioremediation and Probiotics Development for Metaorganism Research and Preservation
09:49

Prospecting Microbial Strains for Bioremediation and Probiotics Development for Metaorganism Research and Preservation

Published on: October 31, 2019

Marine-Derived Bacillus and Their Potential as Probiotics.

Natasha B Bambridge1, Yaoying Lu1, Horst Joachim Schirra1,2

  • 1Institute for Biomedicine and Glycomics, Griffith University, Parklands Drive, Gold Coast, QLD 4222, Australia.

International Journal of Molecular Sciences
|May 27, 2026
PubMed
Summary

Marine-derived Bacillus species offer unique probiotic potential. This review explores their diversity, origins, and applications, highlighting an underutilized resource for beneficial microbes.

Keywords:
Bacillusenzyme productiongut survivabilitymarine-derived microbeprobioticssafety

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Prevention of Heat Stress Adverse Effects in Rats by Bacillus subtilis Strain
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Prevention of Heat Stress Adverse Effects in Rats by Bacillus subtilis Strain

Published on: July 11, 2016

Related Experiment Videos

Last Updated: May 28, 2026

Prospecting Microbial Strains for Bioremediation and Probiotics Development for Metaorganism Research and Preservation
09:49

Prospecting Microbial Strains for Bioremediation and Probiotics Development for Metaorganism Research and Preservation

Published on: October 31, 2019

Prevention of Heat Stress Adverse Effects in Rats by Bacillus subtilis Strain
07:57

Prevention of Heat Stress Adverse Effects in Rats by Bacillus subtilis Strain

Published on: July 11, 2016

Area of Science:

  • Microbiology
  • Marine Biology
  • Probiotic Research

Background:

  • The marine environment is a rich source of unique microbes with probiotic potential.
  • Bacillus species are Gram-positive, endospore-forming bacteria known for resilience and Generally Recognized As Safe (GRAS) status.
  • Existing research on Bacillus probiotics primarily focuses on terrestrial species, neglecting marine-derived ones.

Purpose of the Study:

  • To address the gap in knowledge regarding marine-derived Bacillus species in probiotic research.
  • To evaluate the diversity, origins, and sources of marine-derived Bacillus.
  • To assess the demonstrated potential of these marine microbes as probionts.

Main Methods:

  • Literature review of scientific databases.
  • Analysis of studies focusing on marine-derived Bacillus species.
  • Synthesis of data on microbial diversity, isolation sources, and functional probiotic traits.

Main Results:

  • Marine environments harbor diverse Bacillus species with potential probiotic properties.
  • Identified various marine sources, including sediments, water, and associated organisms.
  • Highlighted specific marine Bacillus strains exhibiting beneficial characteristics like antimicrobial and immunomodulatory activities.

Conclusions:

  • Marine-derived Bacillus species represent a promising, underutilized reservoir for novel probiotics.
  • Further research into these marine microbes can expand the scope of probiotic applications.
  • Harnessing marine Bacillus spp. can contribute to advancements in functional foods and therapeutics.