Results 1 to 10 of about 6,991 (136)

Lipoxin Receptors [PDF]

open access: yesThe Scientific World JOURNAL, 2007
Lipoxins (LXs) represent a class of arachidonic acid (AA) metabolites that carry potent immunoregulatory and anti-inflammatory properties, LXA4and LXB4being the main components of this series. LXs are generated by cooperation between 5-lipoxygenase (LO) and 12- or 15-LO during cell-cell interactions or by single cell types. LX epimers at carbon 15, the
ROMANO, Mario   +2 more
  +8 more sources

Lipoxin A₄ prevents the progression of de novo and established endometriosis in a mouse model by attenuating prostaglandin E₂ production and estrogen signaling. [PDF]

open access: yes, 2014
Endometriosis, a leading cause of pelvic pain and infertility, is characterized by ectopic growth of endometrial-like tissue and affects approximately 176 million women worldwide. The pathophysiology involves inflammatory and angiogenic mediators as well
Canny, G.O.   +8 more
core   +10 more sources

Lipoxin A4 receptor dependent leishmania infection

open access: yesAutoimmunity, 2009
The lipoxin A4 receptor (ALX) is an important target of LxA4 in synovial tissues of patients with inflammatory arthritis. Previously this receptor was known as the FPRL-1 on PMN and shown to interact with acute phase proteins and a variety of peptides. ALX signalling can either activate or deactivate PMN functions.
Alexander Wenzel, Ger Van Zandbergen
openaire   +3 more sources

Induction of functional lipoxin A4 receptors in HL-60 cells [PDF]

open access: yesBlood, 1993
Abstract The appearance of [11,12–3H]lipoxin A4 (LXA4) specific binding sites was examined with human acute promyelocytic leukemic cell line 60 (HL- 60) cells exposed to either retinoic acid, phorbol 12-myristate 13- acetate (PMA), or dimethyl sulfoxide (DMSO).
Fiore S   +3 more
openaire   +4 more sources

5 S,15 S-Dihydroperoxyeicosatetraenoic Acid (5,15-diHpETE) as a Lipoxin Intermediate: Reactivity and Kinetics with Human Leukocyte 5-Lipoxygenase, Platelet 12-Lipoxygenase, and Reticulocyte 15-Lipoxygenase-1. [PDF]

open access: yes, 2018
The reaction of 5 S,15 S-dihydroperoxyeicosatetraenoic acid (5,15-diHpETE) with human 5-lipoxygenase (LOX), human platelet 12-LOX, and human reticulocyte 15-LOX-1 was investigated to determine the reactivity and relative rates of producing lipoxins (LXs).
Freedman, Cody   +6 more
core   +3 more sources

Leukotriene B4 receptor transgenic mice reveal novel protective roles for lipoxins and aspirin-triggered lipoxins in reperfusion [PDF]

open access: yesJournal of Clinical Investigation, 1999
Polymorphonuclear neutrophil (PMN) activation is pivotal in acute inflammation and injury from reperfusion. To elucidate components controlling PMNs in vivo, we prepared novel transgenic mice with the human leukotriene (LT) B4 receptor (BLTR) for functional characterization. Overexpression of BLTR in leukocytes dramatically increased PMN trafficking to
N, Chiang   +5 more
openaire   +2 more sources

Physiological levels of lipoxin A4 inhibit ENaC and restore airway surface liquid height in cystic fibrosis bronchial epithelium. [PDF]

open access: yes, 2014
In cystic fibrosis (CF), the airway surface liquid (ASL) is depleted. We previously demonstrated that lipoxin A4 (LXA4) can modulate ASL height (ASLh) through actions on Cl(-) transport.
Al-Alawi, Mazen   +8 more
core   +5 more sources

Airway lipoxin A4/formyl peptide receptor 2–lipoxin receptor levels in pediatric patients with severe asthma

open access: yesJournal of Allergy and Clinical Immunology, 2016
Lipoxins are biologically active eicosanoids with anti-inflammatory properties. Lipoxin A4 (LXA4) signaling blocks asthmatic responses in human and experimental model systems. There is evidence that patients with respiratory diseases, including severe asthma (SA), display defective generation of lipoxin signals despite glucocorticoid therapy.We ...
Gagliardo R   +12 more
openaire   +3 more sources

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