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L7635

Sigma-Aldrich

L-α-Lysophosphatidylinositol sodium salt from Glycine max (soybean)

≥96%

Synonym(s):

1-Acyl-sn-glycero-3-phospho-(1-D-myo-inositol)

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About This Item

MDL number:
UNSPSC Code:
51191904
NACRES:
NA.25

biological source

soybean

assay

≥96%

form

powder

functional group

phospholipid

lipid type

phosphoglycerides

shipped in

ambient

storage temp.

−20°C

Application

L-α-Lysophosphatidylinositol sodium salt from Glycine max (soybean) has been used as an agonist of G protein-coupled receptor 55 (GPR55).

Biochem/physiol Actions

L-α-Lysophosphatidylinositols (LPI) functions as an endogenous ligand for putative cannabinoid receptor and G protein-coupled receptor 55 (GPR55). LPI plays a regulatory role in cell proliferation, migration and function. Increased circulatory levels of LPI has been observed in the obese patients. In addition, overexpression of LPI leads to the development of various types of cancers including ovarian and breast cancer. LPI can be used as a potential diagnostic and prognostic biomarker for ovarian cancer.
L-α-Lysophosphatidylinositols from Glycine max (soybean) are enriched with stearate and palmitate. Soybean Lysophosphatidylinositols may be compared with other lysophosphatidylinositol for biological activities which depend upon the identity of the acylated fatty acid.

Quality

Contains primarily palmitic and stearic acids.

Preparation Note

Prepared by the action of phospholipase A on L-α-phosphatidylinositol.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Lysophosphatidylinositol signalling: New wine from an old bottle.
Pi?eiro R, Falasca M.
Biochimica et Biophysica Acta, 182, 694-705 (2012)
A role for L-alpha-lysophosphatidylinositol and GPR55 in the modulation of migration, orientation and polarization of human breast cancer cells
Ford LA, et al.
British Journal of Pharmacology, 160(3), 762-771 (2010)
The L-alpha-lysophosphatidylinositol/GPR55 system and its potential role in human obesity
Moreno-Navarrete J, et al.
Diabetes, 61(2), 281-291 (2012)
The endocannabinoids anandamide and virodhamine modulate the activity of the candidate cannabinoid receptor GPR55
Sharir H, et al.
Journal of Neuroimmune Pharmacology, 7(4), 856-865 (2012)
Maria Luisa Rojo et al.
Neurochemical research, 37(5), 1037-1042 (2012-01-25)
Lysophosphatidylinositol (LPI) is a biologically active lipid that produces a number of responses in cultured cells, and has been suggested to have neuroprotective properties in vivo. Some of the actions of LPI are mediated by G-protein coupled receptors, but it

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