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Related Concept Videos

Physiological Control of Respiration01:23

Physiological Control of Respiration

Introduction
Breathing, a seemingly passive process, is regulated by the respiratory center in the brainstem. This center coordinates the involuntary control of respirations, which means it occurs without conscious effort, ensuring a smooth and uninterrupted pattern.
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Respiration01:24

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Physiology of Respiration I: Functions of the Respiratory System01:27

Physiology of Respiration I: Functions of the Respiratory System

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Fundamental Processes in Respiration:
Respiration and Gaseous Exchange01:20

Respiration and Gaseous Exchange

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Assessment of Respiration01:23

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Related Experiment Video

Updated: May 12, 2026

High-Resolution Respirometry to Assess Bioenergetics in Cells and Tissues Using Chamber- and Plate-Based Respirometers
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Published on: October 26, 2021

Comprehensive classification and perspective for modelling photorespiratory metabolism.

A Arnold1, Z Nikoloski

  • 1Mathematical Modelling and Systems Biology Group, Max Planck Institute of Molecular Plant Physiology, Potsdam-Golm, Germany.

Plant Biology (Stuttgart, Germany)
|April 12, 2013
PubMed
Summary

This study classifies current models of photorespiration and proposes a new approach integrating carbon and nitrogen metabolism. This aims to improve in silico prediction of plant behavior and understand photorespiration

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Area of Science:

  • Plant Physiology
  • Metabolic Modeling
  • Biochemistry

Background:

  • Photorespiration and photosynthesis are concurrent metabolic processes influencing carbon and nitrogen assimilation in plants.
  • Photorespiratory metabolism impacts other metabolic pathways and signaling cascades, affecting overall plant growth.
  • Accurate quantitative models of photorespiration are crucial for predicting plant behavior.

Purpose of the Study:

  • To classify existing carbon-centric models of photorespiratory metabolism.
  • To propose a new modeling perspective integrating carbon and nitrogen metabolism in C3 plants.
  • To address challenges in modeling photorespiration using genome-scale metabolic models and high-throughput data.

Main Methods:

  • Comprehensive classification of current photorespiratory metabolism models.
  • Development of a framework for modeling coupled carbon and nitrogen metabolism.
  • Consideration of compartmentalized, genome-scale metabolic models for C3 plants.

Main Results:

  • A classification of existing photorespiration models is presented.
  • A perspective for integrated carbon and nitrogen metabolism modeling is offered.
  • Challenges in confronting models with experimental data are outlined.

Conclusions:

  • Integrating carbon and nitrogen metabolism in compartmentalized models is key for accurate photorespiration modeling.
  • Future models should incorporate plant metabolic and signaling pathways.
  • Addressing the controversial role of photorespiration requires robust models validated by high-throughput data.