Results 61 to 70 of about 2,559,320 (125)

Phospholipid metabolism by phagocytic cells. Phospholipases A2 associated with rabbit polymorphonuclear leukocyte granules

open access: yesJournal of Lipid Research, 1974
Polymorphonuclear leukocytes obtained from sterile peritoneal exudates in rabbits contain two phospholipid-splitting activities (phosphatidylacylhydrolases EC 3.1.1.4), one most active at pH 5.5 and the other between pH 7.2 and 9.0.
R. Franson, P. Patriarca, P. Elsbach
doaj  

The Utility of the Lipoprotein-Associated Phospholipase A (Lp-PLA) Assay in Detecting Abnormalities in Lipid Metabolism and Cardiovascular Risk in an HIV-Infected South African Cohort

open access: yesClinical and Applied Thrombosis/Hemostasis, 2019
People with HIV (PWH) have an increased prevalence of cardiovascular disease (CVD) compared to uninfected patients. Lipoprotein-associated phospholipase A 2 (Lp-PLA 2 ) catalyzes the synthesis of pro-inflammatory lipids that recruit monocytes.
Elizabeth S. Mayne MD   +7 more
doaj   +1 more source

Singular Hochschild Cohomology and Gerstenhaber Algebra Structure [PDF]

open access: yesarXiv, 2015
In this paper, we define the singular Hochschild cohomology groups $HH_{sg}^i(A, A)$ of an associative $k$-algebra $A$ as morphisms from $A$ to $A[i]$ in the singular category $D_{sg}(A\otimes_k A^{op})$ for $i\in \mathbb{Z}$. We prove that $HH_{sg}^*(A, A)$ has a Gerstenhaber algebra structure and in the case of a symmetric algebra $A$, $HH_{sg}^*(A ...
arxiv  

Action of phospholipase A2 and phospholipase C on Escherichia coli

open access: yesArchives of Biochemistry and Biophysics, 1974
The action of exogenous phospholipases on Escherichia coli has been examined. Cells harvested in late log phase were found to be completely resistant to the action of phospholipases A2 and C. Treatment of cells with Tris and EDTA was required to make the phospholipids in the cell accessible to these phospholipases.
Duckworth, D.H.   +4 more
openaire   +3 more sources

On Nilary Group Rings [PDF]

open access: yesarXiv, 2014
In a ring $A$ an ideal $I$ is called (principally) nilary if for any two (principal) ideals $V, W$ in $A$ with $VW\subseteq I,$ then either $V^n\subseteq I$ or $W^m\subseteq I,$ for some positive integers $m$ and $n$ depending on $V$ and $W;$ a ring $A$ is called (principally) nilary if the zero ideal is a (principally) nilary ideal~\cite ...
arxiv  

Monolysocardiolipin: improved preparation with high yield

open access: yesJournal of Lipid Research, 2011
A simple, high-yielding preparation of monolysocardiolipin (MLCL) by phospholipase A2 hydrolysis of cardiolipin (CL) in methanol on a semi-preparative scale is described. In methanol, phospholipase A2 preferentially hydrolyzes CL to MLCL.
Junhwan Kim, Charles L. Hoppel
doaj  

Evaluation of proteinase and phospholipase activity of Candida albicans strains isolated from the mouth of patients with controlled and uncontrolled diabetes mellitus in Qazvin province: Short Communication

open access: yesمجله دانشگاه علوم پزشکی بیرجند, 2021
Pathophysiological changes in the mouth of patients with diabetes mellitus (DM) predispose to overgrowth of Candida albicans. Various virulence factors such as proteinase and phospholipase production are involved in the process of degradation of the host
Faezeh Mohammadi   +3 more
doaj  

A large gap in a dilate of a set [PDF]

open access: yesarXiv, 2020
Let $A \subset \mathbb{F}_p$ with $|A| > 1$. We show there is a $d \in \mathbb{F}_p^{\times}$ such that $d \cdot A$ contains a gap of size at least $2p/ |A| - 2 $.
arxiv  

Cellular Plasmalogen Content Does Not Influence Arachidonic Acid Levels or Distribution in Macrophages: A Role for Cytosolic Phospholipase A2γ in Phospholipid Remodeling

open access: yesCells, 2019
Availability of free arachidonic acid (AA) constitutes a rate limiting factor for cellular eicosanoid synthesis. AA distributes differentially across membrane phospholipids, which is largely due to the action of coenzyme A-independent transacylase (CoA ...
Patricia Lebrero   +6 more
doaj   +1 more source

Refinements of the inequalities between Neuman-Sandor, arithmetic, contra-harmonic and quadratic means [PDF]

open access: yesarXiv, 2012
In this paper, we prove that the inequalities $\alpha [1/3 Q(a,b)+2/3 A(a,b)]+(1-\alpha)Q^{1/3}(a,b)A^{2/3}(a,b)0$ with $
arxiv  

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