Results 71 to 80 of about 77,486 (386)

Plasma membrane lipid remodeling during cold acclimation is mediated by the ER-PM contact sites-localized synaptotagmins 1 and 3 [PDF]

open access: yes, 2016
Cold acclimation is the capacity of certain plants to increase their freezing tolerance in response to a period of low non-freezing temperatures.
Botella-Mesa, Miguel Angel   +8 more
core  

Detection rate for ESR1 mutations is higher in circulating‐tumor‐cell‐derived genomic DNA than in paired plasma cell‐free DNA samples as revealed by ddPCR

open access: yesMolecular Oncology, EarlyView.
Analysis of ESR1 mutations in plasma cell‐free DNA (cfDNA) is highly important for the selection of treatment in patients with breast cancer. Using multiplex‐ddPCR and identical blood draws, we investigated whether circulating tumor cells (CTCs) and cfDNA provide similar or complementary information for ESR1 mutations.
Stavroula Smilkou   +11 more
wiley   +1 more source

Identification of a broad lipid repertoire associated to the endothelial cell protein C receptor (EPCR)

open access: yesScientific Reports, 2022
Evidence is mounting that the nature of the lipid bound to the endothelial cell protein C receptor (EPCR) has an impact on its biological roles, as observed in anticoagulation and more recently, in autoimmune disease.
Elena Erausquin   +6 more
doaj   +1 more source

Differentiating human phospholipase A2's activity toward phosphatidylinositol, phosphatidylinositol phosphate and phosphatidylinositol bisphosphate

open access: yesBiochimica et Biophysica Acta (BBA) - Molecular and Cell Biology of Lipids
Phospholipase A2's (PLA2's) constitute a superfamily of enzymes that hydrolyze the sn-2 fatty acyl chain on glycerophospholipids. We have previously reported that each PLA2 Type shows a unique substrate specificity for the molecular species it hydrolyzes, especially the acyl chain that is cleaved from the sn-2 position and to some extent the polar ...
Daiki, Hayashi, Edward A, Dennis
openaire   +2 more sources

A synthesis of dioctanoyl phosphatidylinositol

open access: yesTetrahedron: Asymmetry, 2009
A synthesis of the naturally occurring enantiomer of phosphatidylinositol is reported. A resolution strategy, using camphor as a chiral auxiliary is employed to obtain the desired, enantiomerically pure, inositol derivative. Dioctanoyl lipid chains are appended to the molecule, which are shorter than the naturally occurring lipid chains, providing the ...
Elliott, T   +3 more
openaire   +2 more sources

Plasma lipidomic and metabolomic profiles in high‐grade glioma patients before and after 72‐h presurgery water‐only fasting

open access: yesMolecular Oncology, EarlyView.
Presurgery 72‐h fasting in GB patients leads to adaptations of plasma lipids and polar metabolites. Fasting reduces lysophosphatidylcholines and increases free fatty acids, shifts triglycerides toward long‐chain TGs and increases branched‐chain amino acids, alpha aminobutyric acid, and uric acid.
Iris Divé   +7 more
wiley   +1 more source

Metabolism of 3‐ and 4‐phosphorylated phosphatidylinositols in stomatal guard cells of Commelina communis L.

open access: yes, 1995
Within the plant kingdom the stomatal guard cell is presented as a model system of inositol 1,4,5-trisphosphate [Ins(1,4,5)P3]-mediated signal transduction.
Paroo N. Parmar, C. Brearley
semanticscholar   +1 more source

Evolutionary history of phosphatidylinositol- 3-kinases: ancestral origin in eukaryotes and complex duplication patterns [PDF]

open access: yes, 2015
BACKGROUND: Phosphatidylinositol-3-kinases (PI3Ks) are a family of eukaryotic enzymes modifying phosphoinositides in phosphatidylinositols-3-phosphate.
Céline Brochier-Armanet   +2 more
core   +1 more source

Insulin provokes co-ordinated increases in the synthesis of phosphatidylinositol, phosphatidylinositol phosphates and the phosphatidylinositol–glycan in BC3H-1 myocytes [PDF]

open access: yesBiochemical Journal, 1988
BC3H-1 myocytes were cultured in the presence of [3H]inositol or [3H]glucosamine during their entire growth cycle to ensure that all lipids containing inositol and glucosamine were labelled to isotopic equilibrium or maximal specific radioactivity. After such labelling, a lipid (or group of lipids), which was labelled with both inositol and glucosamine,
Farese, R. V.   +5 more
openaire   +4 more sources

ShcD adaptor protein drives invasion of triple negative breast cancer cells by aberrant activation of EGFR signaling

open access: yesMolecular Oncology, EarlyView.
We identified adaptor protein ShcD as upregulated in triple‐negative breast cancer and found its expression to be correlated with reduced patient survival and increased invasion in cell models. Using a proteomic screen, we identified novel ShcD binding partners involved in EGFR signaling pathways.
Hayley R. Lau   +11 more
wiley   +1 more source

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