Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Physical Principles Governing Gas Exchange01:16

Physical Principles Governing Gas Exchange

3.2K
Gas behavior plays a vital role in understanding bodily processes such as external and internal respiration. External respiration involves the diffusion of oxygen into the blood and carbon dioxide out of it in the lungs. In contrast, internal respiration happens in body tissues, where these gases move in opposite directions.
Gas Laws Governing Respiration
The behavior of gases is guided by Dalton's Law of partial pressures and Henry's Law.
Dalton's Law asserts that the total...
3.2K
Gas Exchange and Transport01:20

Gas Exchange and Transport

76.4K
Gas exchange, the intake of molecular oxygen (O2) from the environment and the outflow of carbon dioxide (CO2) into the environment, is necessary for cellular function. Gas exchange during respiration occurs largely via the movement of gas molecules along pressure gradients. Gas travels from areas of higher partial pressure to areas of lower partial pressure. In mammals, gas exchange occurs in the alveoli of the lungs, which are adjacent to capillaries and share a membrane with them.
76.4K
Oxygen Delivering System II: Venturi Mask and Transtracheal Oxygen01:16

Oxygen Delivering System II: Venturi Mask and Transtracheal Oxygen

1.8K
Oxygen therapy is a pivotal aspect of medical care, particularly for patients with respiratory ailments. Two prominent oxygen-delivering systems include the Venturi mask and the transtracheal oxygen catheter.
Venturi Mask
The Venturi mask, named after the Venturi effect, is designed to deliver precise oxygen concentrations. It consists of a large tube with an oxygen inlet that narrows down, causing a pressure drop that pulls air in through adjustable side ports. The mask is a lightweight,...
1.8K
Respiration and Gaseous Exchange01:20

Respiration and Gaseous Exchange

3.0K
The intricate interplay between the cardiovascular and respiratory systems is crucial for efficiently transporting respiratory gases throughout the body. Let us explore the cardiovascular system's multifaceted functions, emphasizing its pivotal role in gas exchange.
Respiration involves the exchange of gases, especially oxygen (O2) and carbon dioxide (CO2), between the alveoli and body cells, a process facilitated by blood circulation. As a result, the cardiovascular system, which involves...
3.0K
Administering Oxygen by Nasal Cannula01:29

Administering Oxygen by Nasal Cannula

2.5K
Oxygen therapy is critical to patient care, especially for those struggling with respiratory issues. This intervention increases the oxygen concentration in the lungs, enhancing the amount of oxygen transported to the body's tissues. One standard method of delivering supplemental oxygen is through a nasal cannula, a non-invasive device that provides low to medium oxygen concentrations.
Nasal Cannulas
A nasal cannula is a lightweight tube split into two prongs placed in the nostrils,...
2.5K
Treatment for Pulmonary Arterial Hypertension: Oxygen Therapy for Respiratory Failure01:16

Treatment for Pulmonary Arterial Hypertension: Oxygen Therapy for Respiratory Failure

568
Oxygen therapy has emerged as a significant tool in enhancing the quality of life for patients suffering from pulmonary arterial hypertension (PAH). While this therapy has principally been studied on patients with significant hypoxemia, this therapeutic approach helps prevent potential organ damage and can be administered in the comfort of one's home.
Oxygen therapy is vital in increasing and maintaining blood oxygen levels in PAH patients. As a result, it aids in reducing fatigue,...
568

You might also read

Related Articles

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

Sort by
Same author

Adenine-DNA adducts derived from the highly tumorigenic Dibenzo[a,l]pyrene are resistant to nucleotide excision repair while guanine adducts are not.

Chemical research in toxicology·2013
Same author

Application of acoustic radiation force impulse imaging for the evaluation of focal liver lesion elasticity.

Hepatobiliary & pancreatic diseases international : HBPD INT·2013
Same author

KLF4 promoted odontoblastic differentiation of mouse dental papilla cells via regulation of DMP1.

Journal of cellular physiology·2013
Same author

Tertiary origin and pleistocene diversification of dragon blood tree (Dracaena cambodiana-Asparagaceae) populations in the Asian tropical forests.

PloS one·2013
Same author

Restoration of miR-1228* expression suppresses epithelial-mesenchymal transition in gastric cancer.

PloS one·2013
Same author

Myeloid differentiation factor 88 promotes growth and metastasis of human hepatocellular carcinoma.

Clinical cancer research : an official journal of the American Association for Cancer Research·2013

Related Experiment Video

Updated: Jan 11, 2026

Microalgae Cultivation and Biomass Quantification in a Bench-Scale Photobioreactor with Corrosive Flue Gases
08:41

Microalgae Cultivation and Biomass Quantification in a Bench-Scale Photobioreactor with Corrosive Flue Gases

Published on: December 19, 2019

10.8K

Living materials for gas therapy.

Pei Pan1, Tao Liu2, Lu Zhang3

  • 1Key Laboratory of Biomedical Polymers of Ministry of Education, Department of Orthopedic Trauma and Microsurgery of Zhongnan Hospital, Department of Chemistry, Wuhan University, Wuhan 430072, PR China; School of Pharmacy, Anhui Medical University, Hefei 230032, PR China.

Advanced Drug Delivery Reviews
|November 17, 2025
PubMed
Summary

Living materials offer advanced gas therapy by enabling precise, controlled release of medical gases like nitric oxide (NO) and hydrogen sulfide (H2S) for treating diseases.

Keywords:
BiohybridDisease therapyGas therapyLiving materialMicroorganism

More Related Videos

Creating Defined Gaseous Environments to Study the Effects of Hypoxia on C. elegans
11:07

Creating Defined Gaseous Environments to Study the Effects of Hypoxia on C. elegans

Published on: July 20, 2012

12.4K
Artificial Lung Device Priming for In Situ Fiber Bundle Surface Grafting
08:53

Artificial Lung Device Priming for In Situ Fiber Bundle Surface Grafting

Published on: March 28, 2025

764

Related Experiment Videos

Last Updated: Jan 11, 2026

Microalgae Cultivation and Biomass Quantification in a Bench-Scale Photobioreactor with Corrosive Flue Gases
08:41

Microalgae Cultivation and Biomass Quantification in a Bench-Scale Photobioreactor with Corrosive Flue Gases

Published on: December 19, 2019

10.8K
Creating Defined Gaseous Environments to Study the Effects of Hypoxia on C. elegans
11:07

Creating Defined Gaseous Environments to Study the Effects of Hypoxia on C. elegans

Published on: July 20, 2012

12.4K
Artificial Lung Device Priming for In Situ Fiber Bundle Surface Grafting
08:53

Artificial Lung Device Priming for In Situ Fiber Bundle Surface Grafting

Published on: March 28, 2025

764

Area of Science:

  • Biomaterials Science
  • Therapeutic Gas Delivery
  • Synthetic Biology

Background:

  • Clinical translation of gas therapy is limited by inadequate delivery systems for precise spatiotemporal control.
  • Conventional nanocarriers face challenges in biocompatibility, targeting, and responsiveness for gas delivery.
  • Living materials, derived from biological entities, offer inherent bioactivity and responsiveness for intelligent gas therapy.

Purpose of the Study:

  • To review recent advances in living material-based gas therapy.
  • To classify living materials by biological origin and engineering design.
  • To discuss mechanisms, therapeutic efficacy, and future perspectives.

Main Methods:

  • Systematic review of literature on living material-based gas therapy.
  • Classification of living materials based on biological origin and engineering principles.
  • Analysis of mechanisms including genetic programming and stimuli-responsive release.

Main Results:

  • Living materials enable intelligent gas generation and controlled release for therapeutic applications.
  • Demonstrated therapeutic efficacy in cancer, inflammatory diseases, and tissue regeneration.
  • Highlighted mechanisms like autonomous gas production and responsive release architectures.

Conclusions:

  • Living materials represent a promising paradigm for precision gas medicine.
  • Challenges in biosafety and scalability need to be addressed for clinical translation.
  • Integration with synthetic biology and multimodal strategies can advance gas therapy.