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n−3 polyunsaturated N-acylethanolamines are CB2 cannabinoid receptor-preferring endocannabinoids (2018)
Journal Article
Alharthi, N., Christensen, P., Hourani, W., Ortori, C., Barrett, D. A., Bennett, A. J., …Alexander, S. P. (2018). n−3 polyunsaturated N-acylethanolamines are CB2 cannabinoid receptor-preferring endocannabinoids. Biochimica et Biophysica Acta Molecular and Cell Biology of Lipids, 1863(11), (1433-1440). doi:10.1016/j.bbalip.2018.08.003. ISSN 1388-1981

Anandamide, the first identified endogenous cannabinoid and TRPV1 agonist, is one of a series of endogenous N-acylethanolamines, NAEs. We have generated novel assays to quantify the levels of multiple NAEs in biological tissues and their rates of hyd... Read More about n−3 polyunsaturated N-acylethanolamines are CB2 cannabinoid receptor-preferring endocannabinoids.

Cannabinoid ligands, receptors and enzymes: pharmacological tools and therapeutic potential (2018)
Journal Article
Hourani, W., & Alexander, S. P. H. (2018). Cannabinoid ligands, receptors and enzymes: pharmacological tools and therapeutic potential. Brain and Neuroscience Advances, 2, doi:10.1177/2398212818783908. ISSN 2398-2128

Endocannabinoids have been identified to have roles in numerous physiological and pathological processes. Largely due to the association of the effects of Cannabis administration on mental states, the CNS impact of the endocannabinoid system has been... Read More about Cannabinoid ligands, receptors and enzymes: pharmacological tools and therapeutic potential.

Coronary artery hypoxic vasorelaxation is augmented by perivascular adipose tissue through a mechanism involving hydrogen sulfide and cystathionine-β-synthase (2018)
Journal Article
Donovan, J., Wong, P., Garle, M., Alexander, S. P., Dunn, W. R., & Ralevic, V. (in press). Coronary artery hypoxic vasorelaxation is augmented by perivascular adipose tissue through a mechanism involving hydrogen sulfide and cystathionine-β-synthase. Acta Physiologica, doi:10.1111/apha.13126

Aim: Hypoxia causes vasodilatation of coronary arteries which protects the heart from ischaemic damage through mechanisms including the generation of hydrogen sulfide (H2S), but the influence of the perivascular adipose tissue (PVAT) and myocardium i... Read More about Coronary artery hypoxic vasorelaxation is augmented by perivascular adipose tissue through a mechanism involving hydrogen sulfide and cystathionine-β-synthase.

Effects of the cannabinoid CB1 agonist ACEA on salicylate ototoxicity, hyperacusis and tinnitus in guinea pigs (2017)
Journal Article
Berger, J. I., Coomber, B., Hill, S., Alexander, S., Owen, W., Palmer, A. R., & Wallace, M. N. (in press). Effects of the cannabinoid CB1 agonist ACEA on salicylate ototoxicity, hyperacusis and tinnitus in guinea pigs. Hearing Research, doi:10.1016/j.heares.2017.10.012

Cannabinoids have been suggested as a therapeutic target for a variety of brain disorders. Despite the presence of their receptors throughout the auditory system, little is known about how cannabinoids affect auditory function. We sought to determine... Read More about Effects of the cannabinoid CB1 agonist ACEA on salicylate ototoxicity, hyperacusis and tinnitus in guinea pigs.

A critical role for cystathionine-β-synthase in hydrogen sulfide-mediated hypoxic relaxation of the coronary artery (2017)
Journal Article
Donovan, J., Wong, P., Roberts, R. E., Garle, M., Alexander, S. P., Dunn, W. R., & Ralevic, V. (2017). A critical role for cystathionine-β-synthase in hydrogen sulfide-mediated hypoxic relaxation of the coronary artery. Vascular Pharmacology, 93-95, doi:10.1016/j.vph.2017.05.004

Hypoxia-induced coronary artery vasodilatation protects the heart by increasing blood flow under ischemic conditions, however its mechanism is not fully elucidated. Hydrogen sulfide (H2S) is reported to be an oxygen sensor/transducer in the vasculatu... Read More about A critical role for cystathionine-β-synthase in hydrogen sulfide-mediated hypoxic relaxation of the coronary artery.

Down-regulation of hippocampal genes regulating dopaminergic, GABAergic and glutamatergic function following combined neonatal phencyclidine and post-weaning social isolation of rats as a neurodevelopmental model for schizophrenia (2016)
Journal Article
Gaskin, P. L., Toledo-Rodriguez, M., Alexander, S. P., & Fone, K. C. (in press). Down-regulation of hippocampal genes regulating dopaminergic, GABAergic and glutamatergic function following combined neonatal phencyclidine and post-weaning social isolation of rats as a neurodevelopmental model for schizophrenia. International Journal of Neuropsychopharmacology, doi:10.1093/ijnp/pyw062

Background: Dysfunction of dopaminergic, GABAergic and glutamatergic function underlies many core symptoms of schizophrenia. Combined neonatal injection of the N-methyl-D-aspartate (NMDA) receptor antagonist, phencyclidine (PCP) and post-weaning soci... Read More about Down-regulation of hippocampal genes regulating dopaminergic, GABAergic and glutamatergic function following combined neonatal phencyclidine and post-weaning social isolation of rats as a neurodevelopmental model for schizophrenia.

The IUPHAR/BPS Guide to PHARMACOLOGY in 2016: towards curated quantitative interactions between 1300 protein targets and 6000 ligands (2015)
Journal Article
Southan, C., Sharman, J. L., Benson, H. E., Faccenda, E., Pawson, A. J., Alexander, S. P., …Davies, J. A. (2016). The IUPHAR/BPS Guide to PHARMACOLOGY in 2016: towards curated quantitative interactions between 1300 protein targets and 6000 ligands. Nucleic Acids Research, 44(D1), doi:10.1093/nar/gkv1037

The IUPHAR/BPS Guide to PHARMACOLOGY (GtoPdb, http://www.guidetopharmacology.org) provides expert-curated molecular interactions between successful and potential drugs and their targets in the human genome. Developed by the International Union of Bas... Read More about The IUPHAR/BPS Guide to PHARMACOLOGY in 2016: towards curated quantitative interactions between 1300 protein targets and 6000 ligands.

Concentrating tripartite quantum information (2015)
Journal Article
Streltsov, A., Lee, S., & Adesso, G. (2015). Concentrating tripartite quantum information. Physical Review Letters, 115, doi:10.1103/PhysRevLett.115.030505

We introduce the concentrated information of tripartite quantum states. For three parties Alice, Bob, and Charlie, it is defined as the maximal mutual information achievable between Alice and Charlie via local operations and classical communication p... Read More about Concentrating tripartite quantum information.

Homotopy colimits and global observables in Abelian gauge theory (2015)
Journal Article
Benini, M., Schenkel, A., & Szabo, R. J. (2015). Homotopy colimits and global observables in Abelian gauge theory. Letters in Mathematical Physics, 105(9), doi:10.1007/s11005-015-0765-y

We study chain complexes of field configurations and observables for Abelian gauge theory on contractible manifolds, and show that they can be extended to non-contractible manifolds by using techniques from homotopy theory. The extension prescription... Read More about Homotopy colimits and global observables in Abelian gauge theory.

A potential role for cannabinoid receptors in the therapeutic action of fenofibrate (2014)
Journal Article
Priestley, R. S., Nickolls, S. A., Alexander, S. P. H., & Kendall, D. A. (2015). A potential role for cannabinoid receptors in the therapeutic action of fenofibrate. FASEB Journal, 29(4), 1446-1455. doi:10.1096/fj.14-263053

Cannabinoids are reported to have actions through peroxisome proliferator-activated receptors (PPARs), which led us to investigate PPAR agonists for activity at the cannabinoid receptors. Radio-ligand binding and functional assays were conducted usin... Read More about A potential role for cannabinoid receptors in the therapeutic action of fenofibrate.

Effects of NAD at purine receptors in isolated blood vessels (2014)
Journal Article
Alefishat, E., Alexander, S. P., & Ralevic, V. (2015). Effects of NAD at purine receptors in isolated blood vessels. Purinergic Signalling, 11(1), doi:10.1007/s11302-014-9428-1

Nicotinamide adenine dinucleotide (NAD) belongs to the family of naturally occurring adenine dinucleotides, best known for their various intracellular roles. However, there is evidence that they can also be released from cells to act as novel extrace... Read More about Effects of NAD at purine receptors in isolated blood vessels.

A role for the sodium pump in H2O2-induced vasorelaxation in porcine isolated coronary arteries (2014)
Journal Article
Wong, P., Garle, M., Alexander, S., Randall, M., & Roberts, R. (2014). A role for the sodium pump in H2O2-induced vasorelaxation in porcine isolated coronary arteries. Pharmacological Research, 90, doi:10.1016/j.phrs.2014.09.004

Hydrogen peroxide (H2O2) has been proposed to act as a factor for endothelium-derived hyperpolar-ization (EDH) and EDH may act as a ‘back up’ system to compensate the loss of the NO pathway. Here,the mechanism of action of H2O2in porcine isolated cor... Read More about A role for the sodium pump in H2O2-induced vasorelaxation in porcine isolated coronary arteries.

Neonatal phencyclidine administration and post-weaning social isolation as a dual-hit model of 'schizophrenia-like' behaviour in the rat (2014)
Journal Article
Gaskin, P. L., Fone, K., & Alexander, S. (2014). Neonatal phencyclidine administration and post-weaning social isolation as a dual-hit model of 'schizophrenia-like' behaviour in the rat. Psychopharmacology, 231(12), 2533-2545. https://doi.org/10.1007/s00213-013-3424-y

Rationale: Schizophrenia is a debilitating disorder comprising positive, negative and cognitive deficits with a poorly defined neurobiological aetiology; therefore, animal models with greater translational reliability are essential to develop improve... Read More about Neonatal phencyclidine administration and post-weaning social isolation as a dual-hit model of 'schizophrenia-like' behaviour in the rat.

The IUPHAR/BPS Guide to PHARMACOLOGY: an expert-driven knowledgebase of drug targets and their ligands (2013)
Journal Article
Pawson, A. J., Sharman, J. L., Benson, H. E., Faccenda, E., Alexander, S. P., Buneman, O. P., …Harmar, A. J. (2014). The IUPHAR/BPS Guide to PHARMACOLOGY: an expert-driven knowledgebase of drug targets and their ligands. Nucleic Acids Research, 42(D1), doi:10.1093/nar/gkt1143

The International Union of Basic and Clinical Pharmacology/British Pharmacological Society (IUPHAR/BPS) Guide to PHARMACOLOGY (http://www.guidetopharmacology.org) is a new open access resource providing pharmacological, chemical, genetic, functional... Read More about The IUPHAR/BPS Guide to PHARMACOLOGY: an expert-driven knowledgebase of drug targets and their ligands.

Manipulating the conformation of single organometallic chains on Au(111) (2013)
Journal Article
Saywell, A., Greń, W., Franc, G., Gourdon, A., Bouju, X., & Grill, L. (2013). Manipulating the conformation of single organometallic chains on Au(111). Journal of Physical Chemistry C, 118(3), doi:10.1021/jp409323g

The conformations of organometallic polymers formed via the bottom-up assembly of monomer units on a metal surface are investigated, and the relationship between the adsorption geometry of the individual monomer units, the conformational structure of... Read More about Manipulating the conformation of single organometallic chains on Au(111).

A biophysical model of endocannabinoid-mediated short term depression in hippocampal inhibition (2013)
Journal Article
Zachariou, M., Alexander, S. P., Coombes, S., & Christodoulou, C. (2013). A biophysical model of endocannabinoid-mediated short term depression in hippocampal inhibition. PLoS ONE, 8(3), doi:10.1371/journal.pone.0058926

Memories are believed to be represented in the synaptic pathways of vastly interconnected networks of neurons. The plasticity of synapses, that is, their strengthening and weakening depending on neuronal activity, is believed to be the basis of lea... Read More about A biophysical model of endocannabinoid-mediated short term depression in hippocampal inhibition.

Model-based analysis of multishell diffusion MR data for tractography: how to get over fitting problems (2012)
Journal Article
Jbabdi, S., Sotiropoulos, S. N., Savio, A. M., Graña, M., & Behrens, T. E. (2012). Model-based analysis of multishell diffusion MR data for tractography: how to get over fitting problems. Magnetic Resonance in Medicine, 68(6), doi:10.1002/mrm.24204

In this article, we highlight an issue that arises when using multiple b‐values in a model‐based analysis of diffusion MR data for tractography. The non‐monoexponential decay, commonly observed in experimental data, is shown to induce overfitting in... Read More about Model-based analysis of multishell diffusion MR data for tractography: how to get over fitting problems.

Fundamental properties of Ca²⁺ signals (2011)
Journal Article
Thurley, K., Skupin, A., Thul, R., & Falcke, M. (2011). Fundamental properties of Ca²⁺ signals. BBA - General Subjects, 1820(8), doi:10.1016/j.bbagen.2011.10.007

Background Ca²⁺ is a ubiquitous and versatile second messenger that transmits information through changes of the cytosolic Ca²⁺ concentration. Recent investigations changed basic ideas on the dynamic character of Ca²⁺ signals and challenge tradition... Read More about Fundamental properties of Ca²⁺ signals.

Tonic modulation of spinal hyperexcitability by the endocannabinoid receptor system in a rat model of osteoarthritis pain (2010)
Journal Article
Sagar, D. R., Staniaszek, L. E., Okine, B. N., Woodhams, S., Norris, L. M., Pearson, R. G., …Chapman, V. (2010). Tonic modulation of spinal hyperexcitability by the endocannabinoid receptor system in a rat model of osteoarthritis pain. Arthritis and Rheumatism, 62(12), doi:10.1002/art.27698

Objective. To investigate the impact of an experimental model of osteoarthritis (OA) on spinal nociceptive processing and the role of the inhibitory endocannabinoid system in regulating sensory processing at the spinal level. Methods. Experiment... Read More about Tonic modulation of spinal hyperexcitability by the endocannabinoid receptor system in a rat model of osteoarthritis pain.


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