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Related Concept Videos

Treatment for Pulmonary Arterial Hypertension: Oxygen Therapy for Respiratory Failure01:16

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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.
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Microorganisms exhibit diverse oxygen requirements and growth patterns driven by their metabolic strategies and environmental adaptations. Oxygen, while essential for many organisms, can also be toxic under certain conditions, shaping how microorganisms grow and survive.Oxygen Requirements of MicroorganismsMicroorganisms are classified based on their ability to use or tolerate oxygen:● Obligate aerobes like Mycobacterium tuberculosis need oxygen for energy production, as it serves as the...
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Hemoglobin (Hb) is a crucial molecule in the human body, consisting of four polypeptide chains, each bound to an iron-containing heme group. This unique structure enables hemoglobin to bind to oxygen, with each molecule capable of combining with four molecules of oxygen, leading to rapid and reversible oxygen loading. When fully loaded with oxygen, it is called oxyhemoglobin, while hemoglobin that has released oxygen is called reduced hemoglobin or deoxyhemoglobin. As hemoglobin binds oxygen,...
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Oxygen in Metabolic Dysfunction and Its Therapeutic Relevance.

Amaya Lopez-Pascual1,2, Paul Trayhurn3,4, J Alfredo Martínez1,5,6,7

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Altered oxygen levels are linked to metabolic disorders like obesity. Exploring oxygen therapies, such as intermittent hypoxia and hyperoxia, may offer new treatments for these conditions.

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Area of Science:

  • Biochemistry
  • Physiology
  • Metabolic Research

Background:

  • Tissue oxygen partial pressure is altered in metabolic disorders, including obesity, type 2 diabetes, and cardiovascular disease.
  • Oxygen's role is increasingly recognized, with some considering it a macronutrient due to its impact on metabolic health.
  • Current strategies for metabolic disorders, like diet and exercise, are insufficient, necessitating novel therapeutic approaches.

Purpose of the Study:

  • To review the role of oxygen availability in obesity and related metabolic comorbidities.
  • To explore potential therapeutic strategies involving oxygen-related adaptations for metabolic disorders.
  • To highlight the need for precise in vivo and in vitro models for studying oxygen's role in metabolic dysfunction.

Main Methods:

  • Literature review of studies investigating oxygen partial pressure in metabolic disorders.
  • Analysis of existing evidence on the impact of oxygen availability on metabolic health.
  • Discussion of potential therapeutic interventions, including intermittent hypoxia, hyperoxia, and high-altitude living.

Main Results:

  • Oxygen availability plays a critical role in obesity and associated conditions.
  • Intermittent hypoxia, hyperoxia, and high-altitude exposure show potential as therapeutic strategies.
  • Precise in vivo measurement techniques and novel in vitro models are crucial for further research.

Conclusions:

  • Oxygen should be considered a key factor in the prevention and treatment of metabolic disorders.
  • Novel oxygen-based therapies warrant further investigation for metabolic conditions.
  • Continued research into oxygen's role is essential for developing effective metabolic disease management strategies.