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Related Concept Videos

Microbes in Food Production01:29

Microbes in Food Production

Microbial fermentation is central to food biotechnology, enhancing flavor, texture, preservation, and stability. Fermentative microorganisms metabolize carbohydrates into organic acids, alcohols, and other metabolites that inhibit spoilage organisms and improve digestibility while contributing distinctive sensory qualities.In baking, amylases naturally present in flour hydrolyze starch into monosaccharides such as glucose, which Saccharomyces cerevisiae ferments anaerobically. Through...
Microorganisms in Agriculture and Food industry01:27

Microorganisms in Agriculture and Food industry

Microorganisms play a crucial role in agriculture and the food industry, contributing to soil fertility, crop protection, and food production. Their functions range from nitrogen fixation and biopesticide production to fermentation and food preservation, making them indispensable to sustainable farming and food safety.Role in AgricultureNitrogen-fixing bacteria, such as Rhizobium (symbiotic) and Azotobacter (free-living), convert atmospheric nitrogen into ammonia through biological nitrogen...
Microbes in the Production of Fermented Foods01:27

Microbes in the Production of Fermented Foods

Lactic acid bacteria (LAB) and molds are instrumental in fermenting plant-based foods to enhance preservation and ensure year-round availability. These microbial processes convert plant carbohydrates into organic acids and other metabolites that inhibit spoilage organisms and contribute to the sensory qualities of the final product.In sauerkraut production, cabbage goes through a microbial succession that starts with cocci such as Leuconostoc mesenteroides. These microbes begin fermentation by...
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...
Microbial Spoilage of Food01:23

Microbial Spoilage of Food

Microbial food spoilage refers to the degradation of food quality resulting from the metabolic activity of microorganisms such as bacteria, yeasts, and molds. These microbes proliferate on various food substrates depending on factors such as moisture content, nutrient availability, and storage conditions, leading to undesirable sensory and structural changes.Bacteria are primary agents of spoilage in high-moisture, nutrient-dense foods like meat, milk, and vegetables. Microbial spoilage occurs...
Microbial Nutrition01:28

Microbial Nutrition

Organisms exhibit remarkable metabolic diversity, categorized based on how they acquire energy and carbon. These strategies enable survival in various ecological niches and are essential for maintaining energy flow and nutrient cycling within ecosystems.Energy and Carbon SourcesOrganisms are classified as phototrophs or chemotrophs based on energy acquisition. Phototrophs use light as their energy source, while chemotrophs rely on oxidizing chemical compounds. Further differentiation arises...

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Novel Production Protocol for Small-scale Manufacture of Probiotic Fermented Foods
08:38

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Published on: September 10, 2016

Functional microorganisms for functional food quality.

M Gobbetti1, R Di Cagno, M De Angelis

  • 1Dipartimento di Biologia e Chimica Agro-Forestale e Ambientale, University of Bari, Italy. gobbetti@agr.uniba.it

Critical Reviews in Food Science and Nutrition
|September 11, 2010
PubMed
Summary
This summary is machine-generated.

Functional microorganisms in fermented foods offer health benefits through probiotic effects and beneficial microbial metabolites. Strategies focus on enhancing microbial viability and exploring new food applications to maximize these health advantages.

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Area of Science:

  • Food Science and Technology
  • Microbiology
  • Human Health

Background:

  • Fermented foods leverage functional microorganisms for health benefits via probiotic (live microbes) and biogenic (metabolites) effects.
  • Enhancing microbial viability is crucial for probiotic efficacy, with strategies including improved stress response and novel food matrices.
  • Microbial metabolites and quorum sensing molecules contribute to health benefits, influencing host physiology and food quality.

Purpose of the Study:

  • To critically review the potential of functional microorganisms in enhancing the quality of fermented functional foods.
  • To explore the direct (probiotic) and indirect (biogenic) health benefits conferred by functional microorganisms.
  • To discuss novel applications and strategies for optimizing the use of functional microorganisms in food.

Main Methods:

  • Literature review and critical analysis of existing research on functional microorganisms in fermented foods.
  • Examination of mechanisms underlying probiotic and biogenic effects.
  • Identification of strategies for improving microbial viability and metabolite production.

Main Results:

  • Functional microorganisms contribute to food functionality through enzymes and metabolite release (e.g., amino acids, vitamins, bioactive peptides).
  • Bioactive compounds produced during fermentation can exert significant in vivo health benefits.
  • Functional microorganisms show promise in novel strategies for managing food intolerances and allergies.

Conclusions:

  • Functional microorganisms are key drivers of health benefits in fermented foods.
  • Optimizing microbial viability and understanding their metabolic outputs are essential for maximizing health potential.
  • Further research into functional microorganisms can lead to innovative food products addressing health concerns like intolerance and allergies.