International Journal of Plant Research

International Journal of Plant Research publishes the best original research papers in all key areas of modern plant biology from the world's leading laboratories, International Journal of Plant Research provides a dynamic forum for this ever growing international research community. It is an international publication that gathers and disseminates fundamental knowledge in all areas of plant sciences.

Jack Egelund

Editorial Board Member of International Journal of Plant Research

Associate Professor, Department of Plant Biology and Biotechnology, Faculty of Life Sciences, University of Copenhagen, Denmark

Research Areas

Gene Discovery in Relation to Glycosyltransferases(GTs) Involved in the Synthesis of Plant Cell Walls and Glycoproteins

Publications: Conferences/Workshops/Symposiums/Journals/Books

[1]  Velasquez, SM, Ricardi MM, Dorosz JG, Fernandez PV, Nadra AD, Pol-Fachin L, Egelund J, Gille S, Harholt J, Ciancia M, Verli H, Pauly M, Bacic A, Olsen CE, Ulvskov P, Petersen BL, Somerville C, Iusem ND, Estevez JM (2011) O-glycosylated cell wall proteins are essential in root hair growth. Science 332: 1401-1403.
[2]  Fangel JU, Petersen BL, Jensen NB, Willats WGT, Bacic A, Egelund J (2011) A putative Arabidopsis thaliana glycosyltransferase, At4g01220, which is closely related to three plant cell wall-specific xylosyltransferases, is differentially expressed spatially and temporally. Plant Sciences 180: 470-479.
[3]  Egelund J, Ellis M, Doblin M, Qu Y, Bacic A (2011) The genes and enzymes of CAZy GT-family-31: Towards unravelling the function(s) of the plant glycosyltransferase family members. Annual Plant Reviews series "Plant cell wall polysaccharides-biosynthesis and bioengineering" Vol 41. Blackwell Publishing, Oxford.
[4]  Ellis M, Egelund J, Schultz C and Bacic A (2010) Arabinogalactan-proteins (AGPs): Key regulators at the cell surface. Plant Physiology 153: 1-17.
[5]  Petersen BL, Egelund J, Damager I, Faber K, Jensen JK, Yang Z, Bennett EP, Scheller HV and Ulvskov P (2009) Assay and heterologous expression in Pichia pastoris of plant cell wall type-II membrane anchored glycosyltransferases. Glycoconjugate Journal 26:1235-1246.
[6]  Egelund J, Damager I, Faber K, Olsen CE, Ulvskov P and Petersen BL (2008) Functional characterization of a novel member of the RhamnoGalacturonan specific XylosylTransferase gene family in Arabidopsis thaliana. FEBS letters 582: 3217-3222.
[7]  Qu Y, Egelund J, Gilson PR, Gleeson PA and Bacic A (2008) Identification of a novel group of putative Arabidopsis thaliana _-(1, 3)-galactosyltransferases. Plant Molecular Biology 68: 43-59.
[8]  Egelund J, ObleN, Ulvskov P, GeshiN, PaulyM, BacicA and Petersen BL (2007) Molecular characterization of two Arabidopsis thaliana glycosyltransferase mutants, rra-1 and-2, which have a reduced content of arabinose in a polymer tightly associated with the cellulose residue. Plant Molecular Biology 64: 439-451.
[9]  Egelund J, Petersen BL, Motawia MS, Damager I, Faik A, Clausen H, Olsen CE, Ulvskov P and Geshi N (2006) Biosynthesis of pectic rhamnogalacturonan II: Molecular cloning and characterization of Golgilocalized ?-xylosyltransferases encoded by the RGXT1 and RGXT2 genes of Arabidopsis thaliana. The Plant Cell 18: 2593-2607.
[10]  Egelund J, Skjodt M, Geshi N, Ulvskov P and Petersen BL (2004) A complementary bioinformatic approach to identify potential plant cell wall glycosyltransferase encoding genes. Plant Physiology 136: 2609-2620.
[11]  Egelund J (2010) Improving University Science Teaching and Learning-Pedagogical Projects 2008, (Ed.Christiansen FV, Rump C and Degn L). Published by Department of Science Education, University of Copenhagen, Denmark vol. 1. ISSN: 1904-2000.
[12]  Petersen BL, Damager I, Egelund J, Clausen H, Ulvskov P and Bach IC (2007) Da planterne gik på land-cellevæggens opbygning og funktion/"When plants emerged on land-structure and function of the cell wall". Published online at Planteforskning.dk.
[13]  Egelund J, Ellis M, Doblin M, Fangel JU, Schultz C, Willats WGT and Bacic A (2011). Enzymes of CAZyGT-family-31: Towards unrevealing the function(s) of candidate glycosyltransferase family members in Arabidopsis thaliana. XVIII IBC, Melbourne, Australia.
[14]  Egelund J, Ellis M, Doblin M, Schultz C, Fangel JU, Willats WGT and Bacic A (2011). Overview of GT-family-31 of the Carbohydrate Active EnZYme Database. Plant Biotech Denmark. Copenhagen, Denmark.
[15]  Fangel JU, Ellis M, Bacic A, Pedersen HL, Willats WGT and Egelund J (2010) Characterization of biosynthetic enzymes involved in O-glycosylation of ArabinoGalactan-Proteins (AGPs) in Arabidopsis thaliana. XII Cell Wall Meeting Porto, Portugal.
[16]  Ellis C, Moller I, Pettolino F, Egelund J, Tan K-H, Schultz C and Bacic A (2010) Analysis of a family of putative (1-3) Galactosyl transferases in relation to Arabinogalactan proteins. XII Cell Wall Meeting Porto, Portugal.
[17]  Ruzanski C, Petersen HL, Egelund J, Field RA and Smith AM (2010) Shuffling sugars: A unique glucanotransferase required during starch degradation in leaves at night. 5th EPSO Conference, Finland.
[18]  Fangel J, Ellis M, Willats WGT, Bacic A and Egelund J (2010) Unravelling the biosynthesis of Arabinogalactan-Proteins: An essential component of the plant biotechnology toolbox Plant Biotech Denmark. Copenhagen, Denmark.
[19]  Egelund J, Lodberg HP, Sørensen I and Willats WGT (2009) Development of a microarray-based assay for the high-throughput analysis of glycosyltransferase activities. Plant Biology 2009, Honolulu, USA.
[20]  Yang Z, Damager I, Egelund J, Faber K, Geshi N, Borkhardt B, Jørgensen B, Ulvskov P and Petersen BL (2008) Plant Cell Wall RhamnoGalacturonan XylosylTransferase 1,-2 and-3 (RGXT1-3). Annual Meeting of the Society for Glycobiology 2008, Fort Worth, Texas, USA.
[21]  Egelund J, Sørensen I, Lodberg HP, Pauly M and Willats WGT (2008) Glycan microarrays as tools for the identification of novel glycosyltransferase encoding genes involved in the future design of bio-energy crops. BioEnergy. The Pan American Congress on Plants and BioEnergy. Mérida, Mexico.
[22]  Egelund J, Jensen NB, Pauly M and Willats WGT (2008) The REDUCED RESIDUAL ARABINOSE gene family encodes putative arabinosyltransferases located in the Golgi apparatus. Plant Biology 2008. Mérida, Mexico.
[23]  Egelund J, Jensen NB, Pauly M and Willats WGT (2008) The REDUCED RESIDUAL ARABINOSE gene family encodes putative arabinosyltransferases located in the Golgi apparatus. Cell Wall Meeting 2008. San Francisco, USA.
[24]  Egelund J, Damager I, Faber K, Olsen CE, Ulvskov P and Petersen BL (2008) RGXT3: Regio-and stereochemistry of the in vitro formed product as revealed by NMR. Plant Biotech Denmark. Copenhagen, Denmark.
[25]  Egelund J Jensen NB, Pauly M and Willats WGT (2008) Visualization of the RRA gene family in Arabidopsis thaliana: A bioimaging approach. Plant Biotech Denmark. Copenhagen, Denmark.
[26]  Egelund J, Damager I, Faber K, Ulvskov P and Petersen BL (2007) A novel member of the RGXT gene family in Arabidopsis thaliana. 11th Cell Wall Meeting, Copenhagen, Denmark.
[27]  Faber K, Damager I, Egelund J, Jensen JK, Albrechtsen MT, Scheller HV, Ulvskov P and Petersen BL (2007) Expression of Plant Cell Wall Glycosyltransferases in Pichia, Tobacco and Pea. The First International Fungal and Plant Cell Wall Meeting, Biarritz, France.
[28]  Damager I, Petersen BL, Egelund J, and Ulvskov P (2007) Chemical synthesis of fucose derivatives and their use for functional characterization of two plant cell wall xylosyltransferases. Plant Biotech Denmark. Copenhagen, Denmark.
[29]  Egelund J, Jensen NB, Pauly M and Willats W (2007) The RRA gene family in Arabidopsis thaliana. The XIth Cell Wall Meeting, Copenhagen Denmark.
[30]  Petersen BL, Faber K, Damager I, Egelund J, Pauly M, Geshi N, Obel N, Bacic A and Ulvskov P (2007) The glycosyltransferases of family GT77. The XIth Cell Wall Meeting, Copenhagen Denmark.
[31]  Petersen BL, Damager I, Faber K, Egelund J, Jensen JK, Albrechtsen M, Scheller HV and Ulvskov P(2007) Heterologous expression of plant cell wall glycosyltransferases in Pichia, pea and tobacco. Plant Biotech Denmark Meeting, Copenhagen, Denmark.
[32]  Damager I, Petersen BL, Egelund J, and Ulvskov P (2006) Synthesis of fucose derivatives and their use for functional characterization of two plant cell wall sylosyltransferases. International Carbohydrate Symposium, Whistler, Canada.
[33]  Egelund J, Obel N, Ulvskov P, Geshi N, Pauly M, Bacic A and Petersen BL (2006) Molecular characterization of two Arabidopsis thaliana genes, At1g75120 and At1g75110, which encode putative glycosyltransferases, and are differentially expressed: spatially and during development. Plant Biology Meeting, Boston, USA.
[34]  Damager I, Petersen BL, Faber K, Egelund J, Borkhardt B, Jørgensen B and Ulvskov P (2006) Nanobiotechnology uses of pectin: Coating of medical implants. The Science Ministrys Research Fund Meeting, Copenhagen, Denmark.
[35]  Schultz CJ, Qu Y, Gleeson PA, Kibble NAJ, Egelund J, Menestrina JM and Bacic A (2006) Candidate genes involved in the glycosylation of arabinogalactan-proteins (AGPs): Reverse genetics and biochemical analyses. International Congress of Plant Molecular Biology, Adelaide, Australia.
[36]  Petersen BL, Damager I, Faber K, Egelund J and Ulvskov P (2006) Heterologous expression of plant cell wall specific glycosyltransferases in Baculo virus, Pichia pastoris and Tobacco. International Congress of Plant Molecular Biology, Adelaide, Australia.
[37]  Damager I, Petersen BL, Egelund J and Ulvskov P (2006) Synthesis of fucose derivatives and their use for functional characterisation of two plant cell wall xylosyltransferases. Plant Cell Wall Meeting, New England, USA.
[38]  Egelund J, Petersen BL, Damager I, Motawia MS, Faik A, Olsen CE, Ishii T, Clausen H, Ulvskov P and Geshi N (2005) Sub-cellular localization of two novel plant cell wall specific xylosyltransferases revealed by Confocal Laser Scanning Microscopy. Plant Cell Wall Biosynthesis Meeting, San Francisco, USA.
[39]  Petersen BL, Yazawa K, Egelund J, Damager I, Iwai H, Konishi T, Ishii T, Satoh S and Ulvskov P (2005) Plant post genomics: Heterologous expression of plant cell wall specific glycosyltransferases in Pichia pastories. Plant Cell Wall Biosynthesis Meeting, San Francisco, USA.
[40]  Egelund J, Petersen BL, Skjot M, Geshi N and Ulvskov P (2005) An alternative source of putative cell wall glycosyltransferases. Plant Biotech Denmark Meeting, Copenhagen, Denmark.
[41]  Damager I, Egelund J, Ulvskov P and Petersen BL (2005) Assignment of biochemical function to plant cell wall glycosytransferases: Assay, synthesis of acceptor molecules and characterisation of the product formed. Plant Cell Wall Biosynthesis Meeting, San Francisco, USA.
[42]  Jørgensen PB, Schulz N, Markvart J, Søgaard C, Harholt J, Sørensen SO, Ulvskov P, Egelund J, Scheller HV and Petersen BL (2005) Characterization of Arabidopsis thaliana T-DNA knockout mutants of putative cell wall glycosyltransferase-encoding genes. Plant Biotech Denmark Meeting, Copenhagen, Denmark.
[43]  Petersen BL, Egelund J, Skjot M, Geshi N and Ulvskov P (2004) An alternative source of putative cell wall glycosyltransferases. X Cell Wall Meeting, Sorrento, Italy.
[44]  Egelund J, Petersen BL, Faik A, Motawia S, Olsen CE, Ishii T, Clausen H, Ulvskov P and Geshi N (2004) Identification and characterisation of novel glycosyltransferases in Arabidopsis thaliana: Xylosyltransferases involved in the synthesis of rhamnogalacturonan II. Plant Biology Meeting, Orlando, USA.
[45]  Petersen BL, Egelund J, Geshi N, Faik A, Jørgensen B and Ulvskov P (2003) Expression and characterisation of cell wall glycosyltransferases in Arabidopsis thaliana. Gordon Research Conferences, Meriden, New Hampshire, USA.
[46]  Egelund J, Petersen BL, Geshi N, Faik A, Jørgensen B and Ulvskov P (2003) Characterization of putative cell wall glycosyltransferase genes in Arabidopsis thaliana. Plant Biology 2003, Honolulu, USA.
[47]  Geshi N, Petersen BL, Egelund J, Clausen H, and Ulvskov P (2002) Heterologous expression of Arabidopsis 1, 4-β-galactosyltransferase genes and characterization of the gene products. Plant Cell Wall Biosynthesis Meeting, California, USA.