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- 7Weselake, Randall J.
- 6Mietkiewska, Elzbieta
- 6Xu, Yang
- 4Caldo, Kristian Mark P.
- 4Pan, Xue
- 24Graduate and Postdoctoral Studies (GPS), Faculty of
- 24Graduate and Postdoctoral Studies (GPS), Faculty of/Theses and Dissertations
- 13Agricultural, Food and Nutritional Science, Department of
- 13Agricultural, Food and Nutritional Science, Department of/Journal Articles (Agricultural, Food and Nutritional Science)
- 1Biological Sciences, Department of
- 1Biological Sciences, Department of/Journal Articles (Biological Sciences)
- 2Deyholos, Michael (Biological Sciences)
- 2Habibur Rahman (Agricultural, Food and Nutritional Science)
- 2Rahman, Habibur (Agricultural, Food, and Nutritional Science)
- 1Basu, Urmila (Department of Agricultural, Food & Nutritional Science)
- 1Davis, Corey (Biological Sciences)
- 1Dosdall, Lloyd M. (Agricultural, Food and Nutritional Science)
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Molecular and functional characterization of sn-glycerol-3-phosphate acyltransferase of plants
DownloadSpring 2011
sn-Glycerol-3-phosphate acyltransferase (GPAT) catalyzes the acylation of sn-1 position of sn-glycerol-3-phosphate to produce lysophosphatidic acid and Coenzyme A. GPATs are involved in several lipid synthetic pathways and play important physiological roles in plant development. The present...
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Spring 2022
Clubroot, caused by the soilborne pathogen Plasmodiophora brassicae, is a threat to cruciferous crops worldwide and an important disease of canola (Brassica napus L.) in Canada. At present, pathotypes of P. brassicae are distinguished phenotypically based on their virulence patterns on host...
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Multiple mechanisms contribute to increased neutral lipid accumulation in yeast producing recombinant variants of plant diacylglycerol acyltransferase 1
Download2017-09-01
Shah, Saleh, Xu, Yang, Ramakrishnan, Geetha, Caldo, Kristian Mark P., Chen, Guanqun, Ozga, Jocelyn, Greer, Michael S., Lemieux, M. Joanne, Wu, Limin, Weselake, Randall J.
The apparent bottleneck in the accumulation of oil during seed development in some oleaginous plant species is the formation of triacylglycerol (TAG) by the acyl-CoA-dependent acylation of sn-1,2- diacylglycerol catalyzed by diacylglycerol acyltransferase (DGAT, EC 2.3.1.20). Improving DGAT...
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Physaria fendleri and Ricinus communis LCAT-like phospholipases selectively cleave hydroxy acyl chains from phosphatidylcholine
Download2020-10-27
Xu, Yang, Caldo, Kristian Mark P., Singer, Stacy D., Mietkiewska, Elzbieta, Greer, Michael S., Tian, Bo, Dyer, John M., Smith, Mark, Zhou, Xue-Rong, Qiu, Xiao, Weselake, Randall J., Chen, Guanqun
Producing hydroxy fatty acids (HFAs) in transgenic crops represents a promising strategy to meet our demands for specialized plant oils with industrial applications. The expression of Ricinus communis (castor) OLEATE 12-HYDROXYLASE (RcFAH12) in Arabidopsis has resulted in only...
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Fall 2020
Canola (Brassica napus L.) is an amphidiploid or allotetraploid (AACC, 2n = 4x = 38) crop plant and it is one of the most important oilseed crops in the world. The narrow genetic base of this crop, especially in its C genome, is not only a major impediment for its continued improvement but also...
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Spring 2018
MicroRNAs (miRNAs) are small non-coding RNAs, which are known to regulate plant responses to abiotic stresses, such as Cold Stress (CS) and during normal growth and development. In Brassica napus (canola), miRNAs regulate various developmental processes and responses to metal stress however;...
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Role of TG Lipases, Arylacetamide Deacetylase and Triacylglycerol Hydrolase, in Hepatitis C Virus Life Cycle
DownloadSpring 2013
Hepatitis C virus (HCV) is a major cause of chronic liver disease, including liver steatosis, fibrosis, cirrhosis, and hepatocellular carcinoma. It has become apparent that the targeting of lipid droplets (LDs) by the HCV core protein and the Very Low Density Lipoprotein (VLDL) secretory pathway...
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STRESS RESPONSES OF THE FLAX GENOME: ACTIVATION OF TRANSPOSABLE ELEMENTS, DEFENSE GENES AND GENOME RESTRUCTURING AND DIVERSIFICATION.
DownloadSpring 2017
Transposable elements (TEs) are DNA sequences that can move in the genome (transpose) via a DNA or a RNA intermediate. TEs are abundant in plant genomes and can be activated by stress. Their activity can result in structural and gene expression alterations that increase diversity within and among...
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Structural and Biochemical Changes in Loblolly Pine (Pinus taeda L.) Seeds during Germination and Early Seedling Growth. II. Storage Triacylglycerols and Carbohydrates
Download1999
Abstract: Triacylglycerols (TAGs) comprised 59% of the total storage reserve in mature loblolly pine (Pinus taeda L.) seeds; 80% of these TAGs were stored in the megagametophyte. The TAG breakdown in the seedling was initiated before radicle emergence (during germination), while in the...
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Substrate preferences of long-chain acyl-CoA synthetase and diacylglycerol acyltransferase contribute to enrichment of flax seed oil with a-linolenic acid
Download2018-04-01
Xu, Yang, Holic, Roman, Li, Darren, Pan, Xue, Mietkiewska, Elzbieta, Chen, Guanqun, Ozga, Jocelyn, Weselake, Randall J.
Seed oil from flax (Linum usitatissimum) is enriched in a-linolenic acid (ALA; 18:3?9cis,12cis,15cis), but the biochemical processes underlying the enrichment of flax seed oil with this polyunsaturated fatty acid are not fully elucidated. Here, a potential process involving the catalytic actions...