Lever
Lifestyle
- Regular exercise
- Stress management
- Adequate sleep
- Avoid smoking
Blutwerte · Marker
Isoprostane
8-Isoprostane · F2-Isoprostanes · Lipid Peroxidation Marker
Longevity & Biohacking
- Einheit:
- pg/mL
- Abbreviation
- 8-iso-PGF2a
8-iso-PGF2a quantifies the level of lipid peroxidation, indicating oxidative stress in the body.
Reference Ranges
Reference
0.1–0.5pg/mL
0.1
0.5
LowNormalHigh
Reference
Unit · pg/mLReference ranges may vary based on laboratory methods and population studies.
Overview
Übersicht
Isoprostanes, specifically 8-iso-PGF2a, are a class of compounds formed by the free radical-catalyzed peroxidation of arachidonic acid, independent of the cyclooxygenase enzyme. They serve as reliable biomarkers for oxidative stress and lipid peroxidation in vivo. Researchers have identified isoprostanes as key indicators of oxidative damage across various tissues, reflecting the body's redox balance. Clinically, elevated levels of 8-iso-PGF2a are associated with conditions characterized by increased oxidative stress, such as cardiovascular diseases, neurodegenerative disorders like Alzheimer's disease, and certain cancers. These biomarkers are used to assess the extent of oxidative damage and to monitor the efficacy of antioxidant therapies. In the context of longevity and biohacking, isoprostanes are of interest due to their role in oxidative stress, a process implicated in aging and age-related diseases. Athletes and biohackers may monitor isoprostane levels to optimize antioxidant strategies and potentially enhance recovery and performance. However, several factors can influence isoprostane levels, including diet, lifestyle, and genetic predispositions. Urinary measurements are often preferred due to their non-invasive nature and ability to reflect integrated oxidative status over time. Researchers note that confounders such as recent intense exercise or dietary changes can affect isoprostane levels, necessitating careful interpretation of results.
Klinische Bedeutung
Elevated levels of 8-iso-PGF2a suggest increased oxidative stress, which is linked to various chronic diseases such as cardiovascular disease and neurodegenerative disorders. Reduced levels may indicate effective antioxidant defense mechanisms or interventions.
Dynamics
Trend Interpretation
Rising Values
Progressively rising values suggest worsening oxidative stress, warranting a review of lifestyle and dietary interventions. Retest in 3 months.
Falling Values
Progressively falling values may indicate effective antioxidant interventions or improved oxidative balance.
Re-test Interval
3 months if outside optimal range
Etiology
Causes — High & Low
Cause
Elevated Levels
- Oxidative stress
- Cardiovascular disease
- Neurodegenerative disorders
- Chronic inflammation
- Poor diet
- Smoking
Cause
Low Levels
- Effective antioxidant therapy
- Low oxidative stress
- Healthy lifestyle
- Balanced diet
- Regular exercise
- Genetic factors
Protocol
How to Optimize
Lever
Nutrition
- High intake of fruits and vegetables
- Omega-3 fatty acids
- Whole grains
- Nuts and seeds
Lever
Supplementation
- Vitamin E
- Vitamin C
- Coenzyme Q10
- Alpha-lipoic acid
Note:
Consult a healthcare provider before starting any supplementation, especially if you have underlying health conditions.
Testing Guidelines
✓Fasting Not Required
✓Not Time-Sensitive
Levels may vary throughout the day; consistent timing is recommended for repeat tests.
Testing Frequency
Annually for general health monitoring, more frequently if managing chronic conditions.
Interfering Factors
- Recent intense exercise
- Dietary changes
- Smoking
- Alcohol consumption
Related Peptides & Hormones
Interleukin 6
hormone or peptideCorrelated with
Open Research Questions
Current research suggests that reference ranges and optimal targets for F2-isoprostanes in various disease contexts, such as Alzheimer's disease and cardiovascular conditions, remain inadequately defined. Researchers have not yet established the impact of confounding factors, including dietary influences and individual oxidative stress responses, on F2-isoprostane levels. Additionally, clinical questions regarding the integration of F2-isoprostanes into routine diagnostic protocols and their predictive value for disease progression remain unanswered.
24 Research Publications
1,238
Total Citations
7
Human/RCT
4.4
Avg. Influence
2021
Latest
Sort
Filter
01Top
#01
The isoprostanes--25 years later.
Milne Ginger L, et al. · Biochimica et biophysica acta · 2015
ReviewInfluence7.0
320
This review focused on isoprostanes, which are biomarkers of oxidative stress generated from lipid peroxidation. Researchers observed that isoprostanes play a significant role in various diseases, including obesity and cancer, and their levels can be influenced by diet and lifestyle. The study highlights the importance of isoprostanes in understanding oxidative stress in clinical settings.
Key findings
- 01IsoPs are produced from the oxidation of fatty acids and are important markers of oxidative stress.
- 02They have been linked to various health conditions, including obesity and cancer.
- 03Diet and lifestyle choices can affect the natural levels of IsoPs in the body.
02Top
#02
Urinary biomarkers of oxidative status.
ReviewInfluence14.0
242
This review summarized the significance of urinary biomarkers in assessing oxidative status in chronic diseases. Researchers found that F2-isoprostanes are recommended for monitoring oxidative stress over time, while urinary 8-oxodG levels may vary due to individual differences in DNA repair. The study highlights the potential of urinary biomarkers for non-invasive health assessments.
03Top
#03
Classifying oxidative stress by F2-isoprostane levels across human diseases: A meta-analysis.
Meta-AnalysisInfluence5.0
159
This meta-analysis classified oxidative damage levels using F2-isoprostanes across various human diseases. Researchers found that elevated levels of 8-iso-PGF2α were associated with conditions like chronic renal insufficiency and cystic fibrosis, indicating significant oxidative stress. The study provides a quantitative framework for assessing oxidative damage in health and disease.
04
#04
The therapeutic potential of phytoestrogens.
ReviewInfluence1.0
116
This review explored the therapeutic potential of phytoestrogens, particularly their antioxidant effects. Researchers found that phytoestrogens can reduce plasma F2-isoprostane concentrations, indicating a decrease in lipid peroxidation. The study suggests that these compounds may contribute to the prevention of chronic diseases linked to oxidative damage.
05
#05
F2-isoprostanes in Alzheimer and other neurodegenerative diseases.
HumanInfluence2.0
109
This study investigated the role of F2-isoprostanes in Alzheimer's disease and other neurodegenerative conditions. Researchers observed increased levels of F2-isoprostanes in the brains of patients with advanced Alzheimer's, indicating lipid peroxidation. The findings suggest that F2-isoprostanes could serve as biomarkers for assessing oxidative stress and therapeutic efficacy in Alzheimer's.
06
#06
Urinary 8-isoprostane as a biomarker for oxidative stress. A systematic review and meta-analysis.
Graille M, et al. · Toxicology letters · 2020
Meta-AnalysisInfluence2.0
74
This systematic review and meta-analysis assessed urinary 8-isoprostane as a biomarker for oxidative stress. Researchers found that 8-isoprostane levels vary significantly among individuals and are influenced by factors like body mass index. The study recommended standardized methods for measuring this biomarker to improve comparability across studies.
Key findings
- 01Researchers observed that the average urinary 8-isoprostane concentration varies based on BMI, with higher levels found in individuals with a higher BMI.
- 02The study included 63 research articles, providing a comprehensive analysis of 8-isoprostane levels in healthy adults.
- 03Researchers recommend using specific chemical methods for measuring 8-isoprostane and adjusting results for creatinine to allow for better comparison across studies.
07
#07
Systematic review on the association between F2-isoprostanes and cardiovascular disease.
Meta-AnalysisInfluence5.0
71
This systematic review assessed the association between F2-isoprostanes and cardiovascular disease. Researchers found that high levels of F2-isoprostanes were linked to cardiovascular disease in most studies, although results varied significantly. The study calls for more population-based research to clarify the role of F2-isoprostanes as biomarkers for cardiovascular risk.
08
#08
Novel Biomarkers and Their Role in the Diagnosis and Prognosis of Acute Coronary Syndrome.
ReviewInfluence3.0
59
This review examined the role of various biomarkers in diagnosing and predicting outcomes in acute coronary syndrome (ACS). Researchers found that while high-sensitivity troponin is crucial for ACS diagnosis, novel biomarkers like F2 isoprostanes are being explored for their potential in refining ACS management. The study emphasizes the need for further research to integrate these biomarkers into routine clinical practice.
09
#09
Antioxidant modulation of F2-isoprostanes in humans: a systematic review.
Meta-Analysis
29
This systematic review assessed the impact of dietary antioxidants on isoprostane levels in humans. Researchers found that antioxidant-rich foods successfully modulated isoprostane levels in less than 45% of interventions, suggesting that measuring multiple biomarkers is essential for understanding redox events following supplementation.
10
#10
Urine biomarker could be a useful tool for differential diagnosis of a lower urinary tract dysfunction.
Review
17
This article reviewed the potential of urinary biomarkers, including 8-isoprostane, for diagnosing lower urinary tract dysfunctions (LUTD). Researchers found that elevated levels of 8-isoprostane could help differentiate between specific LUTD types in patients. The findings suggest that combining various urinary biomarkers may improve diagnostic accuracy.
Clinical Trials (1)
1
Total Trials
52
Total Enrolled
Exhaled Breath Condensate Biomarkers and Cough in IPF
NCT02630940COMPLETED
Sponsor
University of East Anglia
Enrollment
52
Started
2016
Primary outcome
8-isoprostane levels
Idiopathic Pulmonary Fibrosis
Publication Trend
Research publications about Isoprostane over time
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