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Related Concept Videos

Hypertension and Regulation of Blood Pressure01:18

Hypertension and Regulation of Blood Pressure

1.8K
Hypertension, the most common cardiovascular disease, is diagnosed through repeated measurements of elevated blood pressure. Its risks, including damage to the kidney, heart, and brain, are directly proportional to blood pressure levels. Starting from 115/75 mm Hg, the risk of cardiovascular disease doubles with each increment of 20/10 mm Hg. The diagnosis relies on blood pressure measurements, not on patient symptoms, as hypertension is often asymptomatic until end-organ damage is imminent or...
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Blood Pressure01:30

Blood Pressure

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Blood pressure (BP) is the pressure or force of blood exerted on the artery's walls as it circulates through the body. It is essential for maintaining blood flow throughout the body.
The average BP in an adult is typically around 120/80 mmHg (millimeters of mercury). In this measurement, the numerator (120) indicates the systolic pressure, which is the pressure in the arteries during the contraction of the heart's ventricles as blood is expelled. The denominator (80) represents the...
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Neural Regulation of Blood Pressure01:18

Neural Regulation of Blood Pressure

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The neural regulation of blood pressure involves intricate interactions between the autonomic nervous system (ANS) and cardiovascular system, ensuring adequate perfusion of tissues. This regulation primarily occurs through baroreceptor and chemoreceptor reflexes, involving both short-term and long-term mechanisms.
Baroreceptor Reflex
Baroreceptors, located in the carotid sinuses and aortic arch, detect changes in blood pressure. When blood pressure rises, these stretch-sensitive receptors...
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Errors occurring during blood pressure monitoring01:25

Errors occurring during blood pressure monitoring

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Blood pressure monitoring is a crucial clinical procedure in diagnosing and managing various cardiovascular conditions. Despite its significance, the accuracy of blood pressure measurements can be compromised by multiple factors, potentially leading to either falsely high or low readings. These inaccuracies are critical as they can significantly impact patient care. So, it is vital to understand these challenges deeply and adopt strategic approaches to minimize errors.
Several factors...
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Factors affecting Blood pressure01:28

Factors affecting Blood pressure

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Several physiological and lifestyle factors influence blood pressure (BP). Understanding these factors is crucial as they are significant in patient education and blood pressure management.
Physiological Factors:
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Alterations in Blood Pressure01:30

Alterations in Blood Pressure

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Alterations in blood pressure, such as hypertension (high blood pressure) and hypotension (low blood pressure), significantly affect human health. Understanding these conditions' classifications, causes, and symptoms is essential for effective management and treatment.
Hypertension (High blood pressure)
Hypertension occurs when blood pressure readings consistently exceed the normal range. It is diagnosed when systolic blood pressure (the top number, indicating pressure while the heart...
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Related Experiment Video

Updated: May 10, 2025

Identification and Quantification of Deranged Metabolites in Critically Ill Patients Using NMR-Based Metabolomics
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Identification and Quantification of Deranged Metabolites in Critically Ill Patients Using NMR-Based Metabolomics

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Understanding Hypertension: A Metabolomic Perspective.

Inês C R Graça1, Cláudia Martins2, Fernando Ribeiro3

  • 1CICECO-Aveiro Institute of Materials, Department of Chemistry, University of Aveiro, 3810-193 Aveiro, Portugal.

Biology
|April 26, 2025
PubMed
Summary

Metabolomics techniques like FTIR, NMR, and MS offer powerful insights into hypertension. These methods help discover biomarkers and advance personalized medicine for cardiovascular diseases.

Keywords:
biomarkershypertensionmetabolomicsplasma

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Area of Science:

  • Biochemistry
  • Cardiovascular Research
  • Metabolomics

Background:

  • Cardiovascular diseases (CVD), particularly hypertension, represent a significant global health burden.
  • Understanding the complex biochemical pathways underlying hypertension is crucial for effective treatment.
  • Biological fluids like plasma and serum are valuable matrices for identifying disease-related metabolic changes.

Purpose of the Study:

  • To review the application of metabolomics techniques in hypertension research.
  • To highlight the role of Fourier transform infrared (FTIR) spectroscopy, nuclear magnetic resonance (NMR) spectroscopy, and mass spectrometry (MS) in understanding hypertension.
  • To summarize findings related to altered metabolites, disease mechanisms, biomarker discovery, and therapeutic strategies.

Main Methods:

  • Comprehensive literature analysis of metabolomic studies in hypertension.
  • Focus on FTIR, NMR, and MS applications in analyzing biological fluids (plasma, serum).
  • Emphasis on identifying metabolite alterations linked to systolic blood pressure (SBP), diastolic blood pressure (DBP), and sex-specific differences.

Main Results:

  • Metabolomics provides insights into biochemical alterations in hypertension, including impaired amino acid and fatty acid metabolism.
  • Identified links between specific metabolites and blood pressure levels, as well as sex-related variations.
  • Demonstrated the potential of metabolomics in uncovering processes like inflammation and oxidative stress in hypertension.

Conclusions:

  • Metabolomics techniques (FTIR, NMR, MS) are vital for advancing hypertension research.
  • These methods contribute significantly to biomarker identification and understanding disease pathophysiology.
  • The integration of metabolomics holds promise for personalized medicine and improved clinical outcomes in hypertension management.