Page last updated: 2024-12-11

19-hydroxy-5,8,11,14-eicosatetraenoic acid

Description Research Excerpts Clinical Trials Roles Classes Pathways Study Profile Bioassays Related Drugs Related Conditions Protein Interactions Research Growth Market Indicators

Description

## 19-Hydroxy-5,8,11,14-eicosatetraenoic acid (19-HETE)

**19-HETE** is a **hydroxy-eicosatetraenoic acid** (HETE), a type of fatty acid that is produced by the metabolism of **arachidonic acid**, a polyunsaturated fatty acid found in cell membranes.

**Why is 19-HETE important for research?**

19-HETE plays a role in various physiological and pathological processes, making it an interesting target for research. Here are some key aspects:

* **Biological Activity:** 19-HETE has been shown to have a wide range of biological effects, including:
* **Anti-inflammatory and anti-proliferative actions:** 19-HETE can suppress inflammation and inhibit the growth of certain cells.
* **Regulation of vascular tone:** It can affect the contraction and relaxation of blood vessels, influencing blood pressure.
* **Modulation of immune responses:** 19-HETE can influence the activity of immune cells, affecting the body's response to infection and inflammation.
* **Neuroprotective effects:** 19-HETE has been implicated in protecting neurons from damage in certain neurological conditions.
* **Role in Diseases:** Dysregulation of 19-HETE production has been linked to various diseases, including:
* **Cardiovascular diseases:** 19-HETE levels are altered in heart failure, atherosclerosis, and hypertension.
* **Cancer:** 19-HETE can promote or suppress tumor growth depending on the type of cancer.
* **Neurological disorders:** Changes in 19-HETE levels are observed in Alzheimer's disease, Parkinson's disease, and stroke.
* **Inflammatory diseases:** 19-HETE plays a role in the pathogenesis of rheumatoid arthritis and inflammatory bowel disease.
* **Therapeutic Potential:** The diverse biological activities of 19-HETE make it a potential therapeutic target for various diseases. Researchers are investigating the use of 19-HETE or its analogs to develop novel drugs for treating these conditions.

**Research Focus:**

Current research on 19-HETE is focused on:

* **Understanding its precise mechanisms of action:** Scientists are working to unravel the molecular pathways involved in 19-HETE's biological effects.
* **Developing new drugs that target 19-HETE metabolism:** Researchers are exploring ways to modulate 19-HETE production and signaling pathways for therapeutic purposes.
* **Identifying biomarkers for diseases based on 19-HETE levels:** 19-HETE may serve as a valuable biomarker for diagnosing and monitoring various diseases.

**Overall, 19-HETE is a fascinating molecule with a significant role in human health and disease. Continued research into its mechanisms and potential therapeutic applications is crucial for advancing our understanding of these complex processes.**

19-hydroxy-5,8,11,14-eicosatetraenoic acid: potent stimulator of renal sodium, potassium atpase; RN given is for the (all-Z) isomer [Medical Subject Headings (MeSH), National Library of Medicine, extracted Dec-2023]

Cross-References

ID SourceID
PubMed CID6439528
MeSH IDM0157279

Synonyms (4)

Synonym
5,8,11,14-eicosatetraenoic acid, 19-hydroxy-, (all-z)-
79551-85-2
(5e,8e,11e,14e)-19-hydroxyicosa-5,8,11,14-tetraenoic acid
19-hydroxy-5,8,11,14-eicosatetraenoic acid

Research Excerpts

Bioavailability

ExcerptReferenceRelevance
"Nitric oxide (NO), generated from L-arginine by endothelial nitric oxide synthase (eNOS), is a key endothelial-derived factor whose bioavailability is essential to the normal function of the endothelium."( 20-hydroxyeicosatetraenoic acid causes endothelial dysfunction via eNOS uncoupling.
Cheng, J; Falck, JR; Narsimhaswamy, D; Ou, JS; Pritchard, KA; Schwartzman, ML; Singh, H, 2008
)
0.35

Dosage Studied

ExcerptRelevanceReference
" The potentiating effect of 20-HETE resulted in a shifting to the left of the dose-response curve to Epo."( Modulation of erythropoiesis by novel human bone marrow cytochrome P450-dependent metabolites of arachidonic acid.
Abraham, NG; Falck, JR; Feldman, E; Lutton, JD; Schwartzman, ML, 1991
)
0.28
[information is derived through text-mining from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Research

Studies (34)

TimeframeStudies, This Drug (%)All Drugs %
pre-19902 (5.88)18.7374
1990's10 (29.41)18.2507
2000's12 (35.29)29.6817
2010's8 (23.53)24.3611
2020's2 (5.88)2.80
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Market Indicators

Research Demand Index: 11.64

According to the monthly volume, diversity, and competition of internet searches for this compound, as well the volume and growth of publications, there is estimated to be weak demand-to-supply ratio for research on this compound.

MetricThis Compound (vs All)
Research Demand Index11.64 (24.57)
Research Supply Index3.56 (2.92)
Research Growth Index5.19 (4.65)
Search Engine Demand Index0.00 (26.88)
Search Engine Supply Index0.00 (0.95)

This Compound (11.64)

All Compounds (24.57)

Study Types

Publication TypeThis drug (%)All Drugs (%)
Trials0 (0.00%)5.53%
Reviews0 (0.00%)6.00%
Case Studies0 (0.00%)4.05%
Observational0 (0.00%)0.25%
Other34 (100.00%)84.16%
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]