Page last updated: 2024-12-11

1-palmitoyl-2-oleoylphosphatidylcholine

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

Description

## 1-Palmitoyl-2-oleoylphosphatidylcholine (POPC)

**1-Palmitoyl-2-oleoylphosphatidylcholine (POPC)** is a phospholipid, specifically a **phosphatidylcholine**, which is a type of lipid found in cell membranes. It's a major component of eukaryotic cell membranes, particularly in the outer leaflet of the plasma membrane.

**Structure:**

* **Phosphatidylcholine:** The basic structure of POPC is a glycerol molecule with two fatty acids attached to the first and second carbon atoms, and a phosphocholine group attached to the third carbon atom.
* **1-Palmitoyl:** The fatty acid at the first carbon position is palmitic acid, a saturated fatty acid with 16 carbon atoms.
* **2-Oleoyl:** The fatty acid at the second carbon position is oleic acid, an unsaturated fatty acid with 18 carbon atoms and one double bond.

**Importance in Research:**

POPC plays a crucial role in research due to its **biological relevance and versatility**. Here are some key reasons:

1. **Model Membrane Studies:** POPC is frequently used to create **model membranes** or **liposomes** in research. These models are used to study:
* **Membrane structure and dynamics:** Investigating how lipids interact and form structures within a membrane.
* **Protein-lipid interactions:** Understanding how proteins associate with and function within the membrane.
* **Drug delivery:** Evaluating the efficacy of drug encapsulation and delivery using liposomes.
* **Membrane permeability:** Determining how different molecules pass through the membrane.
2. **Cell Culture:** POPC is often added to cell culture media as a **lipid supplement**. This provides cells with essential lipids for growth and membrane formation, particularly when studying lipid metabolism or membrane-related processes.
3. **Biophysical Studies:** POPC is used in **biophysical studies** to investigate:
* **Membrane fluidity:** Determining how the lipid composition affects the fluidity of the membrane.
* **Phase transitions:** Observing how the membrane changes its physical state at different temperatures.
* **Lipid-lipid interactions:** Studying the forces and interactions between different lipids within the membrane.
4. **Drug Development:** POPC can be used as a **platform for drug delivery**. Liposomes containing POPC can encapsulate drugs and target specific tissues or cells, enhancing drug efficacy and reducing side effects.

**Overall, 1-Palmitoyl-2-oleoylphosphatidylcholine is a valuable tool in biological and biomedical research, providing insights into membrane structure, function, and its role in various cellular processes.**

1-palmitoyl-2-oleoylphosphatidylcholine: RN given refers to (Z)-isomer [Medical Subject Headings (MeSH), National Library of Medicine, extracted Dec-2023]

Cross-References

ID SourceID
PubMed CID6436017
CHEMBL ID285376
MeSH IDM0092092

Synonyms (18)

Synonym
1-palmitoyl-2-oleoylphosphatidylcholine
CHEMBL285376
[3-hexadecanoyloxy-2-[(z)-octadec-9-enoyl]oxypropyl] 2-(trimethylazaniumyl)ethyl phosphate
1-palmotoyl-2-oleoylglycero-3-phosphocholine
1-popc
6753-55-5
3,5,8-trioxa-4-phosphahexacos-17-en-1-aminium, 4-hydroxy-n,n,n-trimethyl-9-oxo-7-(((1-oxohexadecyl)oxy)methyl)-, inner salt, 4-oxide, (z)-
1-palmitoyl-2-oleoyl-lecithin
alpha-phosphatidylcholine-beta-oleoyl-gamma-palmitoyl
einecs 247-893-5
choline, hydroxide, dihydrogen phosphate, inner salt, ester with 1-palmito-2-olein, dl-
26662-91-9
(z)-(1)-(4-oxido-9-oxo-7-(palmitoylmethyl)-3,5,8-trioxa-4-phosphahexacos-17-enyl)trimethylammonium 4-oxide
2-(oleoyloxy)-3-(palmitoyloxy)propyl (2-(trimethylammonio)ethyl) phosphate
STARBLD0008921
HY-143204
CS-0372374
(rac)-popc

Research Excerpts

Toxicity

ExcerptReferenceRelevance
" No serious adverse events were reported."( Safety and pharmacokinetics of a recombinant factor VIII with pegylated liposomes in severe hemophilia A.
Gorina, E; Harrison, JA; Luk, A; Nugent, DJ; Powell, JS; Soni, A; Stass, H, 2008
)
0.35

Pharmacokinetics

ExcerptReferenceRelevance
" There were no clinically significant differences in clotting or laboratory parameters or in pharmacokinetic behavior between BAY 79-4980 and standard rFVIII-FS."( Safety and pharmacokinetics of a recombinant factor VIII with pegylated liposomes in severe hemophilia A.
Gorina, E; Harrison, JA; Luk, A; Nugent, DJ; Powell, JS; Soni, A; Stass, H, 2008
)
0.35

Bioavailability

ExcerptReferenceRelevance
" These non-specific membrane interactions may increase the efficacy of analgesic drugs through changes in the bioavailability and rate of metabolism of these drugs."( Partitioning of caffeine in lipid bilayers reduces membrane fluidity and increases membrane thickness.
Alsop, RJ; Backholm, M; Dhaliwal, A; Khondker, A; Rheinstädter, MC; Shi, AC; Tang, J, 2017
)
0.46
"The bile salts and phospholipids are secreted by the gallbladder to form dietary mixed micelles in which the solvation of poorly absorbed lipophilic drugs and nutraceuticals take place."( Characterization of the self-assembly and size dependent structural properties of dietary mixed micelles by molecular dynamics simulations.
Bayramoglu, B; Tuncer, E, 2019
)
0.51

Dosage Studied

ExcerptRelevanceReference
" We conclude that after giving two doses of Exosurf, further doses might best be delayed until after two days, and that further clinical evaluation of dosage regimens is required."( Turnover of exogenous artificial surfactant.
Ashton, MR; Austin, NC; Hall, MA; Normand, IC; Postle, AD; Smith, DE, 1992
)
0.28
" This can be achieved by dosing drugs after food or preferably by formulating the drug in a lipid-based delivery system."( Digestion of phospholipids after secretion of bile into the duodenum changes the phase behavior of bile components.
Benameur, H; Birru, WA; Chalmers, DK; Ibrahim, A; Porter, CJ; Pouton, CW; Warren, DB; Williams, HD, 2014
)
0.4
[information is derived through text-mining from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Pathways (1)

PathwayProteinsCompounds
phospholipid desaturation316

Bioassays (4)

Assay IDTitleYearJournalArticle
AID103974Inhibition of fertilization by POPC (40 or 400 nm), measured by average number of sperm fused / egg (FI); No inhibition uM2004Bioorganic & medicinal chemistry letters, Mar-22, Volume: 14, Issue:6
Fertilin beta peptidic liposomes inhibit fertilization by steric blockage.
AID103995Maximal inhibition of fertilization by POPC (40 or 400 nm); No inhibition2004Bioorganic & medicinal chemistry letters, Mar-22, Volume: 14, Issue:6
Fertilin beta peptidic liposomes inhibit fertilization by steric blockage.
AID103976Inhibition of fertilization by POPC (40 or 400 nm), measured by number of zona-free eggs fertilized (FR); No inhibition uM2004Bioorganic & medicinal chemistry letters, Mar-22, Volume: 14, Issue:6
Fertilin beta peptidic liposomes inhibit fertilization by steric blockage.
AID103975Inhibition of fertilization by POPC (40 or 400 nm), measured by number of zona-free eggs fertilized (FR); No inhibition2004Bioorganic & medicinal chemistry letters, Mar-22, Volume: 14, Issue:6
Fertilin beta peptidic liposomes inhibit fertilization by steric blockage.
[information is prepared from bioassay data collected from National Library of Medicine (NLM), extracted Dec-2023]

Research

Studies (1,951)

TimeframeStudies, This Drug (%)All Drugs %
pre-199067 (3.43)18.7374
1990's268 (13.74)18.2507
2000's595 (30.50)29.6817
2010's931 (47.72)24.3611
2020's90 (4.61)2.80
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Study Types

Publication TypeThis drug (%)All Drugs (%)
Trials3 (0.15%)5.53%
Reviews6 (0.30%)6.00%
Case Studies0 (0.00%)4.05%
Observational0 (0.00%)0.25%
Other1,969 (99.54%)84.16%
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]