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 Experiment Videos

Respirometric evaluation by graphical analysis for microbial systems.

Yeong-Shing Wu1, Chow-Feng Chiang, Chih-Jen Lu

  • 1Department of Environmental Engineering, National Chung Hsing University, Taichung, Taiwan.

Environmental Monitoring and Assessment
|March 25, 2004
PubMed
Summary

A new graphical analysis method for respirometric graphs was developed using oxygen uptake rate (OUR) vs. oxygen uptake (Ou) data. This method identifies five characteristic parameters to diagnose system issues in biological processes.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Peripheral pulse harmonic analysis and its clinical application: A systematic review.

Journal of traditional and complementary medicine·2024
Same author

Estimating arsenic biotransfer factors from feed to chicken: a viable approach to animal feed risk assessment.

Food additives & contaminants. Part A, Chemistry, analysis, control, exposure & risk assessment·2023
Same author

Establishment of optimal QuEChERS conditions of various food matrices for rapid measurement of heterocyclic amines in various foods.

Food chemistry·2022
Same author

Establishment of an appropriate method for determining multiple heterocyclic amines in soy products processed with various methods.

Food chemistry·2021
Same author

Human health risk simulation and assessment of heavy metal contamination in a river affected by industrial activities.

Environmental pollution (Barking, Essex : 1987)·2021
Same author

Dietary exposure assessment of methylmercury and polyunsaturated fatty acids in saltwater fish and processed foods among Taiwanese women of child-bearing age and children: A novel core food-matching approach.

Chemosphere·2020

Area of Science:

  • Environmental science
  • Biotechnology
  • Chemical engineering

Background:

  • Respirometric graph analysis is a rapid and reliable method for obtaining oxygen uptake (Ou) data.
  • Accurate system diagnosis is crucial for optimizing biological processes.

Purpose of the Study:

  • To propose a novel graphical analysis procedure for respirometric graphs.
  • To introduce a new method for system diagnosis using oxygen uptake rate (OUR) vs. Ou respirograms.

Main Methods:

  • Developed a graphical analysis procedure based on the OUR vs. Ou respirogram.
  • Utilized a 2-phase model to simulate respiration phases.
  • Derived five characteristic parameters (CPs) from the OUR respirogram.
  • Performed sensitivity analyses to relate CPs to system parameters (SPs).

Related Experiment Videos

  • Conducted batch respirometric tests to evaluate the method's applicability.

    • Main Results:

    • The proposed method effectively analyzes OUR vs. Ou respirograms.
    • Five characteristic parameters (CPs) were derived and mathematically linked to system parameters (SPs).
    • Sensitivity analyses revealed the impact of SPs on CPs.
    • Batch tests demonstrated the practical applicability of the graphical analysis.

    Conclusions:

    • The new graphical analysis method provides insights into system diagnosis.
    • The derived CPs can help identify issues like initial lag, non-uniform seeding, and inadequate mixing in respirometric tests.