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Related Concept Videos

Eukaryotic Compartmentalization01:37

Eukaryotic Compartmentalization

One of the distinguishing features of eukaryotic cells is that they contain membrane-bound organelles, such as the nucleus and mitochondria, that carry out specialized functions. Since biological membranes are only selectively permeable to solutes, they help create a compartment with controlled conditions inside an organelle. These microenvironments are tailored to the organelle's specific functions and help isolate them from the surrounding cytosol.
For example, lysosomes in the animal cells...
Eukaryotic Compartmentalization01:46

Eukaryotic Compartmentalization

One of the distinguishing features of eukaryotic cells is that they contain membrane-bound organelles, such as the nucleus and mitochondria, that carry out specialized functions. Since biological membranes are only selectively permeable to solutes, they help create a compartment with controlled conditions inside an organelle. These microenvironments are tailored to the organelle's specific functions and help isolate them from the surrounding cytosol.
For example, lysosomes in the animal cells...
Eukaryotic Compartmentalizations01:46

Eukaryotic Compartmentalizations

One of the distinguishing features of eukaryotic cells is that they contain membrane-bound organelles, such as the nucleus and mitochondria, that carry out specialized functions. Since biological membranes are only selectively permeable to solutes, they help create a compartment with controlled conditions inside an organelle. These microenvironments are tailored to the organelle's specific functions and help isolate them from the surrounding cytosol.
For example, lysosomes in the animal cells...
Scale-Up Processes01:14

Scale-Up Processes

The scale-up of microbial fermentation processes is essential in industrial biotechnology, allowing the transition from laboratory-scale experiments to commercial-scale production while aiming to maintain product yield and quality. This process requires meticulous adjustment of equipment design, process parameters, and contamination control strategies to accommodate increasing culture volumes.At the laboratory scale, cultures are typically maintained in 1 to 10-liter glass or autoclavable...
Bioreactor Design and Operational System01:29

Bioreactor Design and Operational System

Bioreactors are engineered vessels designed to cultivate microorganisms under controlled conditions for industrial bioprocessing. They maintain sterility and allow precise regulation of pH, temperature, oxygen, and nutrient levels to optimize microbial growth and metabolite production. Bioreactors range from small laboratory units of 1 liter to industrial systems holding up to 500,000 liters, though only about 75% of their volume is actively used for fermentation. The remaining headspace...
Microenvironments01:22

Microenvironments

Microorganisms inhabit highly localized spaces known as microenvironments, which are defined by distinct physical and chemical characteristics. These include oxygen concentration, pH, temperature, light availability, and nutrient levels. The conditions within a microenvironment can differ markedly from those in the surrounding area and significantly influence microbial growth, metabolism, and community structure.Microenvironments often display sharp physicochemical gradients over small spatial...

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Micro-scale Engineering for Cell Biology
04:42

Micro-scale Engineering for Cell Biology

Published on: October 1, 2007

Microscale and nanoscale compartments for biotechnology.

Scott T Retterer1, Michael L Simpson

  • 1Biosciences Division, Oak Ridge National Laboratory, Oak Ridge, TN, United States.

Current Opinion in Biotechnology
|February 11, 2012
PubMed
Summary

Synthetic compartments mimic biological systems for controlled chemical reactions. Research explores organic, inorganic, and hybrid materials for advanced micro- and nanocompartment applications in various industries.

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Area of Science:

  • Biochemistry
  • Materials Science
  • Chemical Engineering

Background:

  • Biological compartmentalization is crucial for organizing biochemical activity.
  • Understanding natural compartments drives the creation of synthetic alternatives.
  • Initial synthetic efforts focused on organic and biomaterials.

Purpose of the Study:

  • To review the development and potential of synthetic compartments.
  • To highlight the emergence of inorganic and hybrid organic-inorganic compartments.
  • To discuss methods for scaling these materials for applications.

Main Methods:

  • Review of existing literature on synthetic compartment assembly.
  • Analysis of organic, inorganic, and hybrid material properties.
  • Exploration of techniques for arraying micro- and nanocompartments.

Main Results:

  • Organic compartments provide a foundation for synthetic systems.
  • Inorganic and hybrid compartments offer unique optical and catalytic properties.
  • Arraying techniques are key for scalability.

Conclusions:

  • Synthetic compartments are inspired by biological organization.
  • Inorganic and hybrid materials represent a promising frontier.
  • Advanced arraying methods are essential for industrial integration.