Browsing by Author "Qiu, Xiao"
Now showing items 1-20 of 33
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A comparative study of the structural and physicochemical properties of the major proteins from Camelina sativa (L.) Crantz and Brassica napus L.
Ussetti Mohottalalage, Suneru 1986- (2016-11-04)Camelina sativa (L.) Crantz is a new industrial oilseed crop suitable for the Canadian prairies and which shows potential benefits for the Canadian bio-economy. This study was carried out to identify the major proteins of ... -
Analysis and engineering of metabolic pathways of Lactobacillus panis PM1
Kang, Tae Sun (2014-06-11)Lactobacillus panis PM1 is a novel microorganism isolated from thin stillage (TS), a major by-product resulting from bioethanol fermentation, and was selected as the focus of this thesis due to its ability to produce ... -
Biochemical Characterization of a Type II Diacylglycerol Acyltransferase from Claviceps purpurea
Mavraganis, Ioannis (2009)Claviceps purpurea, a fungal pathogen, of ergot diseases in agriculturally important cereal crops, produces high levels of glycerides containing ricinoleic acid (12-hydroxyoctadec-cis-9-enoic acid) in its sclerotia. A fatty ... -
Biosynthesis and Assembly of Very Long Chain Polyunsaturated Fatty Acids in Thraustochytrium sp. 26185
Zhao, Xianming 1989- (2019-07-08)Thraustochytrium is a marine protist producing a specific profile of nutritionally important fatty acids, including very long chain polyunsaturated fatty acids (VLCPUFAs) docosahexaenoic acid (DHA, 22:6n-3), even-chain ... -
Cloning and functional analysis of the genes from entomopathogenic fungi involved in the biosynthesis of eicosatetraenoic acid (ETA)
Tan, Li C (2010-06)Very long chain polyunsaturated fatty acids (VLCPUFAs) such as arachidonic acid (ARA, 20:4ω6), eicosapentaenoic acid (EPA, 20:5ω3) and docosahexaenoic acid (DHA, 22:6ω3) have been shown to have many health benefits, some ... -
The contributions of S1 site residues to substrate specificity and allosteric behaviour of Lactococcus lactis prolidase
Hu, Keke (2009-11-01)Three residues, Phe190, Leu193 and Val302, which have been proposed to define the S1 site of prolidase of Lactococcus lactis NRRL B-1821 (L. lactis prolidase), may limit the size and polarity of specific substrates accepted ... -
Cytoprotective Roles of Oat Avenathramides Against Inflammation and Cellular Stress
Wang, Chenxuan 1991-; 0000-0001-5972-786X (2018-08-29)Natural polyphenols have been considered as promising anti-aging compounds not only for their antioxidant activity, many of them also function as signaling mediators that modulate cellular pathways involved in cytoprotection. ... -
Determination of the Digestibility of a Whole-Cell DHA-Rich Algal Product and Its Effect on the Lipid Composition of Rainbow Trout and Atlantic Salmon
Zhang, Chuyuan (2013-04-09)A whole-cell DHA-rich algal product (A-DHA, provided by Evonik Industries) that is rich in DHA (125 mg DHA/g dry matter) is a possible replacement for fish oil in salmonid diets. The nutrient digestibilities of the algal ... -
Differential gene expression of varroa-tolerant and varroa-susceptible honey bees (Apis mellifera) in response to Varroa destructor infestation
Jiang, Sanjie (2015-10-20)The honey bee is one of the most familiar insects in the world, and plays an important role in the global economy providing essential pollination services to crops, fruit trees and vegetables. However, honey bee health is ... -
Discovery of an extracellular stress sensory protein in Beauveria bassiana and identification of photolyase encoding phr-1 sequences in five entomopathogenic fungi
Aasen, Kelly (2013-09-23)Entomopathogenic fungi, including Beauveria bassiana are being developed as an alternative to chemical insecticides. Their effectiveness can be enhanced through understanding of the mechanisms of response to environmental ... -
Effect of cultivar and environment on the physicochemical and functional properties of pea protein isolates
Lam, Angie (2016-01-21)The overarching goal of this research was to investigate the effect of cultivar and environment on the physicochemical and functional properties of pea protein isolates using a structure-function approach. Six pea cultivars ... -
Engineering of amylolytic yeast strains for starch fermentation
LIAO, BO (2011-09-16)Ethanol can be used as a complete fuel or as an octane enhancer, and has the advantages of being renewable and environmentally friendly. Ethanol produced by a fermentation process, generally referred to as bioethanol, is ... -
Functional analysis of a malonyl-CoA:ACP transacylase-like domain from polyunsaturated fatty acid synthase in Thraustochytrium
Almendariz Palacios, Carla 1989-; 0000-0003-0744-6956Very long chain polyunsaturated fatty acids (VLCPUFAs) such as docosahexaenoic acid (DHA, 22:6-4,7,10,13,16,19) and eicosapentaenoic acid (EPA, 20:5-5,8,11,14,17) have been widely recognized for their health benefits. These ... -
Functional Analysis of Dehydratase Domains of a Polyunsaturated fatty acid Synthase from Thraustochytrium sp. by Mutagenesis
Sun, Kaiwen; 0000-0002-3057-0499 (2020-09-14)Very long chain polyunsaturated fatty acids (VLCPUFAs), such as docosahexaenoic acid (DHA, 22:6-4,7,10,13,16,19) and eicosapentaenoic acid (EPA, 20:5-5,8,11,14,17), are essential for humans and animals since they are parts ... -
FUNCTIONAL DIVERSITY OF FUNGI ASSOCIATED WITH DURUM WHEAT ROOTS IN DIFFERENT CROPPING SYSTEMS
Esmaeili Taheri, Ahmad (2013-07-29)Differences in pea (Pisum sativum L.) and chickpea (Cicer arietinum L.) microbial compatibility and/ or their associated farming practices may influence root fungi of the following crop and affect the yield. The main ... -
Fungal endophytes that confer heat and drought tolerance to wheat
Hubbard, Michelle (2014-06-20)Fungal endophytes can improve plant tolerance to abiotic stresses such as heat and drought. I hypothesized that the six endophytic fungi SMCD 2204, 2206, 2208, 2210, 2214 and 2215 would promote heat and drought tolerance ... -
Identification of potential biomarker genes for selecting varroa tolerant honey bees (Apis mellifera) and biochemical characterization of a differentially expressed carboxylesterase gene in response to mite infestation
Wang, Cherry 1988-; 0000-0002-5263-2013 (2017-01-04)Previously a large number of differentially expressed genes were identified by a DNA microarray analysis of two contrasting honey bee colonies for tolerance and susceptibility to varroa mite infestation. This study initially ... -
MOLECULAR ANALYSIS OF FATTY ACID PEROXYGENASE INVOLVED IN THE BIOSYNTHESIS OF EPOXY FATTY ACIDS IN OATS (Avena sativa)
Benaragama, Indika (2015-11-02)Oat is known to synthesize several epoxy fatty acids in seeds using peroxygenase (PXG), a type of hydroperoxide-dependent epoxygenase. This thesis aims to molecularly clone and functionally characterize the PXG genes from ... -
Molecular Analysis of Genes Involved in the Biosynthesis of Very Long Chain Polyunsaturated Fatty Acids (VLCPUFAs)
Chen, Yan (2012-07-31)The effective acyl flux between phospholipids and neutral lipids is critical for a high level of the biosynthesis of very long chain polyunsaturated fatty acids (VLCPUFAs) such as arachidonic acid (ARA,20:4-5,8,11,14), ... -
Molecular and ecological studies of fungal biodiversity on durum wheat grown in rotation with pulses and canola
Mavragani, Delia Crina (2008-07-23)Fungi contribute to key processes in the sustainable function of terrestrial ecosystems including nutrient cycling and transport of water to plants. However, some fungal species are of interest because their infection of ...