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Skip to Search Results- 12Curtis, Jonathan M.
- 4Brindley, David N.
- 3Field, Catherine J.
- 3Tang, Xiaoyun
- 3Zhao, Yuan Y.
- 2Benesch, Matthew G. K.
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A flow-through enzymatic microreactor for the rapid conversion of triacylglycerols into fatty acid ethyl ester and fatty acid methyl ester derivatives for GC analysis
Download2015
Mugo, Samuel M., Anuar, Sabiqah T., Curtis, Jonathan M.
A flow-through enzymatic microreactor for the rapid conversion of triacylglycerols (TAG) into fatty acid ethyl ester (FAEE) or fatty acid methyl ester (FAME) derivatives was developed. The microreactor was a porous silica monolith fabricated within a 320 μm ID fused silica capillary with lipase...
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Activation of transcription factor Nrf2 signalling by the sphingosine kinase inhibitor SKI-II is mediated by the formation of Keap1 dimers
Download2014
Ueda, Keitaro, Ito, Kazuhiro, Kimura, Genki, Moses, Audric, Xiong, Yeping, Kizawa, Yasuo, Curtis, Jonathan M., Barnes, Peter J., Mercado, Nicolas
Anti-oxidant capacity is crucial defence against environmental or endogenous oxidative stress. Nuclear factor erythroid 2-related factor 2 (Nrf2) is a redox-sensitive transcription factor that plays a key defensive role against oxidative and cytotoxic stress and cellular senescence. However, Nrf2...
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Changes in the triacylglycerol content of flaxseeds during development using liquid chromatography-atmospheric pressure photoionization-mass spectrometry (LC-APPI-MS)
Download2012
Zhao, Yan-Yan, Herchi, Wahid, Salah, H. B., Trabelsi, Hajer, Curtis, Jonathan M., Kallel, Hela, Boukhchina, Sadok
Changes in the composition of triacylglycerols (TAGs) of three varieties of flaxseeds (H52, O116 and P129) during development were investigated using non-aqueous reversed phase liquid chromatography coupled to atmospheric pressure photoionization-mass spectrometry (LC-APPI-MS). 17 species of...
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2015
Field, Catherine J., Lewis, Erin, Curtis, Jonathan M., Richard, Caroline, Goruk, Susan, Jacobs, Rene L., Ruth, Megan R., Dellschaft, Neele S.
Choline demands during lactation are high; however, detailed knowledge is lacking regarding the optimal dietary intake during this critical period. The present study was designed to determine the effects of varying intakes of choline on maternal immune function during lactation. Primiparous...
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Estimation of choline intake from 24 h dietary intake recalls and contribution of egg and milk consumption to intake among pregnant and lactating women in Alberta
Download2014
Jacobs, Rene L., Field, Catherine J., Subhan, Fatheema B., Bell, Rhonda C., Lewis, Erin D., McCargar, Linda J., Curtis, Jonathan M.
Despite recommendations for higher choline intakes during pregnancy and lactation, there is limited research regarding maternal intake during these important periods. In the present study, we estimated dietary choline intake during pregnancy and lactation in a population of Albertan women and the...
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1984
Boyd, Robert K, Curtis, Jonathan M.
Spontaneous and collision-induced dissociation processes of C02+ ions, formed by electron impact, have been studied in a double-focusing mass spectrometer using techniques of ion kinetic energy spectroscopy. The predissociation process, responsible for unimolecular dissociation of C02+ on the...
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Lipid phosphate phosphatase-1 expression in cancer cells attenuates tumor growth and metastasis in mice
Download2014
Dewald, Jay, Santos, Webster L., Patwardhan, Neeraj, Zhao, Yuan Y., McMullen, Todd P. W., Curtis, Jonathan M., Brindley, David N., Tang, Xiaoyun, Benesch, Matthew G. K.
Lipid phosphate phosphatase-1 (LPP1) degrades lysophosphatidate (LPA) and attenuates receptor-mediated signaling. LPP1 expression is low in many cancer cells and tumors compared with normal tissues. It was hypothesized from studies with cultured cells that increasing LPP1 activity would decrease...
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Oxidative stress mediates estrogen receptor independent killing and contributes to tamoxifen resistance
Download2016
Godbout, Roseline, Brindley, David N., McMullen, Todd, Mackey, John R., Benesch, Matthew, Mi, Si, Venkatraman, Ganesh, Liu, Rong-Zong, Curtis, Jonathan M., Tang, Xiaoyun, Bekele, Raie T.
Tamoxifen is the accepted therapy for patients with estrogen receptor-α (ERα)-positive breast cancer. However, clinical resistance to tamoxifen, as demonstrated by recurrence or progression on therapy, is frequent and precedes death from metastases. To improve breast cancer treatment it is vital...
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Predissociation processes in N22+, O22+, and NO2+, studied by ion kinetic energy spectroscopy
Download1984
Curtis, Jonathan M., Boyd, Robert K
Experimental values of kinetic energy release T, for predissociation processes of diatomic di‐cations N2+ 2, O2+ 2, and NO2 + have been obtained using techniques of ion‐kinetic‐energy spectroscopy on a double‐focusing mass spectrometer. Both unimolecular and collision‐induced processes were...
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Regulation of autotaxin expression and secretion by lysophosphatidate and sphingosine 1-phosphate
Download2015
Zhao, Yuan Y., McMullen,Todd P. W. , Brindley, David N., Curtis, Jonathan M., Benesch, Matthew G. K.
Autotaxin (ATX) is a secreted enzyme, which produces extracellular lysophosphatidate (LPA) from lysophosphatidylcholine (LPC). LPA activates six G protein-coupled receptors and this is essential for vasculogenesis during embryonic development. ATX is also involved in wound healing and...