Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Eukaryotic Compartmentalizations

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...

Eukaryotic Compartmentalization

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 Compartmentalization

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...

Microenvironments

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...

Outer Layers of the Cell Envelope

Outer Layers of the Cell Envelope

The outermost layers of prokaryotic cells play a critical role in their survival, virulence, and interaction with the environment. These layers, often composed of polysaccharides, polypeptides, or proteins, form protective and adhesive structures that vary in organization and function.Capsules and Slime LayersCapsules are highly organized, tightly bound layers that firmly attach to the bacterial cell wall. Capsules are usually made of polysaccharides, though some are made of polypeptides. These...

iChip

iChip

The cultivation of environmental microorganisms has long been hindered by the inability to replicate complex native conditions in vitro. The isolation chip (iChip) addresses this limitation by facilitating the growth of previously uncultivable microorganisms through in situ incubation. Designed for high-throughput microbial cultivation, the iChip comprises hundreds of microchambers, each capable of housing a single microbial cell. These microchambers are loaded with a mixture of molten agar and...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Transcriptomic Profiling Reveals Immunometabolic Gene Regulation during a 24-Hour Cold Exposure Survival Simulation in Humans.

Physiological genomics·2026

Same author

Expert consensus on passive heating interventions to promote skeletal muscle strength and mass: a delphi study.

European journal of applied physiology·2026

Same author

Cold-induced vasodilation: A meta-analysis.

Temperature (Austin, Tex.)·2026

Same author

Factors Associated With Performance Decrements in Elite Athletes During Exercise Under Hot and Humid Ambient Conditions.

International journal of sports physiology and performance·2026

Same author

Trigeminal reflex regulation of sympathetic neural communication strategies in human muscle sympathetic nerve activity.

American journal of physiology. Regulatory, integrative and comparative physiology·2026

Same author

The three-dimensional impulse-response model: Modeling the training process in accordance with energy system-specific adaptation.

PloS one·2026

Search research articles

Related Experiment Video

Updated: May 9, 2026

Title Cell Encapsulation by Droplets

Title Cell Encapsulation by Droplets

Published on: October 1, 2007

Encapsulated environment.

Tom M McLellan¹, Hein A M Daanen, Stephen S Cheung

¹Defence R&D Canada-Toronto, Toronto, Ontario, Canada. DrTom.McLellan@gmail.com

Comprehensive Physiology

|July 31, 2013

Summary

This summary is machine-generated.

Personal protective clothing (PPC) can cause heat stress. Regular exercise and low body fat significantly increase tolerance time in PPC, but more research is needed on other factors.

More Related Videos

High Throughput Single-cell and Multiple-cell Micro-encapsulation

High Throughput Single-cell and Multiple-cell Micro-encapsulation

Published on: June 15, 2012

Alginate Encapsulation of Pluripotent Stem Cells Using a Co-axial Nozzle

Alginate Encapsulation of Pluripotent Stem Cells Using a Co-axial Nozzle

Published on: July 2, 2015

Related Experiment Videos

Last Updated: May 9, 2026

Title Cell Encapsulation by Droplets

Title Cell Encapsulation by Droplets

Published on: October 1, 2007

High Throughput Single-cell and Multiple-cell Micro-encapsulation

High Throughput Single-cell and Multiple-cell Micro-encapsulation

Published on: June 15, 2012

Alginate Encapsulation of Pluripotent Stem Cells Using a Co-axial Nozzle

Alginate Encapsulation of Pluripotent Stem Cells Using a Co-axial Nozzle

Published on: July 2, 2015

Area of Science:

Occupational Health
Human Physiology
Protective Clothing Technology

Background:

Personal protective clothing (PPC) is essential for occupational safety but hinders heat exchange.
This can lead to uncompensable heat stress, increasing the risk of heat injury.

Purpose of the Study:

To analyze factors influencing tolerance time in PPC.
To identify strategies for reducing heat strain for workers wearing PPC.

Main Methods:

Review of factors affecting initial core temperature, tolerated core temperature at exhaustion, and core temperature increase rate.
Examination of methods to mitigate heat strain, including clothing modifications and physiological interventions.

Main Results:

Tolerance time in PPC depends on initial core temperature, tolerated exhaustion temperature, and the rate of core temperature increase.
Individuals with low body fat and regular aerobic exercise show significantly longer tolerance times (up to 100% increase).

Conclusions:

Physical fitness and body composition are key determinants of thermotolerance in PPC.
Further research is needed on activity levels, exercise intensity, and hydration strategies for heat stress management.