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Structural Imaging of Native Cryo-Preserved Secondary Cell Walls Reveals the Presence of Macrofibrils and Their Formation Requires Normal Cellulose, Lignin and Xylan Biosynthesis.

Lyczakowski JJ, Bourdon M, Terrett OM, Helariutta Y, Wightman R, Dupree P.

Front Plant Sci. 2019 Oct 23;10:1398. doi: 10.3389/fpls.2019.01398. eCollection 2019.


Molecular architecture of softwood revealed by solid-state NMR.

Terrett OM, Lyczakowski JJ, Yu L, Iuga D, Franks WT, Brown SP, Dupree R, Dupree P.

Nat Commun. 2019 Oct 31;10(1):4978. doi: 10.1038/s41467-019-12979-9.


Author Correction: A surface endogalactanase in Bacteroides thetaiotaomicron confers keystone status for arabinogalactan degradation.

Cartmell A, Muñoz-Muñoz J, Briggs JA, Ndeh DA, Lowe EC, Baslé A, Terrapon N, Stott K, Heunis T, Gray J, Yu L, Dupree P, Fernandes PZ, Shah S, Williams SJ, Labourel A, Trost M, Henrissat B, Gilbert HJ.

Nat Microbiol. 2019 Nov;4(11):2021-2023. doi: 10.1038/s41564-019-0584-5.


Vascular Plants Are Globally Significant Contributors to Marine Carbon Fluxes and Sinks.

Cragg SM, Friess DA, Gillis LG, Trevathan-Tackett SM, Terrett OM, Watts JEM, Distel DL, Dupree P.

Ann Rev Mar Sci. 2020 Jan 3;12:469-497. doi: 10.1146/annurev-marine-010318-095333. Epub 2019 Sep 10.


Correlative FLIM-confocal-Raman mapping applied to plant lignin composition and autofluorescence.

Wightman R, Busse-Wicher M, Dupree P.

Micron. 2019 Nov;126:102733. doi: 10.1016/j.micron.2019.102733. Epub 2019 Aug 11.


Rotavirus Reassortant-Induced Murine Model of Liver Fibrosis Parallels Human Biliary Atresia.

Mohanty SK, Lobeck I, Donnelly B, Dupree P, Walther A, Mowery S, Coots A, Bondoc A, Sheridan RM, Poling HM, Temple H, McNeal M, Sestak K, Bansal R, Tiao G.

Hepatology. 2019 Aug 23. doi: 10.1002/hep.30907. [Epub ahead of print]


Two members of the DUF579 family are responsible for arabinogalactan methylation in Arabidopsis.

Temple H, Mortimer JC, Tryfona T, Yu X, Lopez-Hernandez F, Sorieul M, Anders N, Dupree P.

Plant Direct. 2019 Feb 12;3(2):e00117. doi: 10.1002/pld3.117. eCollection 2019 Feb.


Development of an oligosaccharide library to characterise the structural variation in glucuronoarabinoxylan in the cell walls of vegetative tissues in grasses.

Tryfona T, Sorieul M, Feijao C, Stott K, Rubtsov DV, Anders N, Dupree P.

Biotechnol Biofuels. 2019 May 6;12:109. doi: 10.1186/s13068-019-1451-6. eCollection 2019.


An engineered GH1 β-glucosidase displays enhanced glucose tolerance and increased sugar release from lignocellulosic materials.

Santos CA, Morais MAB, Terrett OM, Lyczakowski JJ, Zanphorlin LM, Ferreira-Filho JA, Tonoli CCC, Murakami MT, Dupree P, Souza AP.

Sci Rep. 2019 Mar 20;9(1):4903. doi: 10.1038/s41598-019-41300-3.


Water deficit and abscisic acid treatments increase the expression of a glucomannan mannosyltransferase gene (GMMT) in Aloe vera Burm. F.

Salinas P, Salinas C, Contreras RA, Zuñiga GE, Dupree P, Cardemil L.

Phytochemistry. 2019 Mar;159:90-101. doi: 10.1016/j.phytochem.2018.12.009. Epub 2018 Dec 31.


Hemocyanin facilitates lignocellulose digestion by wood-boring marine crustaceans.

Besser K, Malyon GP, Eborall WS, Paro da Cunha G, Filgueiras JG, Dowle A, Cruz Garcia L, Page SJ, Dupree R, Kern M, Gomez LD, Li Y, Elias L, Sabbadin F, Mohamad SE, Pesante G, Steele-King C, Ribeiro de Azevedo E, Polikarpov I, Dupree P, Cragg SM, Bruce NC, McQueen-Mason SJ.

Nat Commun. 2018 Dec 3;9(1):5125. doi: 10.1038/s41467-018-07575-2.


Covalent interactions between lignin and hemicelluloses in plant secondary cell walls.

Terrett OM, Dupree P.

Curr Opin Biotechnol. 2019 Apr;56:97-104. doi: 10.1016/j.copbio.2018.10.010. Epub 2018 Nov 10. Review.


A surface endogalactanase in Bacteroides thetaiotaomicron confers keystone status for arabinogalactan degradation.

Cartmell A, Muñoz-Muñoz J, Briggs JA, Ndeh DA, Lowe EC, Baslé A, Terrapon N, Stott K, Heunis T, Gray J, Yu L, Dupree P, Fernandes PZ, Shah S, Williams SJ, Labourel A, Trost M, Henrissat B, Gilbert HJ.

Nat Microbiol. 2018 Nov;3(11):1314-1326. doi: 10.1038/s41564-018-0258-8. Epub 2018 Oct 22. Erratum in: Nat Microbiol. 2019 Nov;4(11):2021-2023.


The Patterned Structure of Galactoglucomannan Suggests It May Bind to Cellulose in Seed Mucilage.

Yu L, Lyczakowski JJ, Pereira CS, Kotake T, Yu X, Li A, Mogelsvang S, Skaf MS, Dupree P.

Plant Physiol. 2018 Nov;178(3):1011-1026. doi: 10.1104/pp.18.00709. Epub 2018 Sep 5.


Characterization of a β-galactosidase from Bacillus subtilis with transgalactosylation activity.

Carneiro LABC, Yu L, Dupree P, Ward RJ.

Int J Biol Macromol. 2018 Dec;120(Pt A):279-287. doi: 10.1016/j.ijbiomac.2018.07.116. Epub 2018 Jul 21.


A Transcriptomic Analysis of Xylan Mutants Does Not Support the Existence of a Secondary Cell Wall Integrity System in Arabidopsis.

Faria-Blanc N, Mortimer JC, Dupree P.

Front Plant Sci. 2018 Mar 27;9:384. doi: 10.3389/fpls.2018.00384. eCollection 2018.


An ancient family of lytic polysaccharide monooxygenases with roles in arthropod development and biomass digestion.

Sabbadin F, Hemsworth GR, Ciano L, Henrissat B, Dupree P, Tryfona T, Marques RDS, Sweeney ST, Besser K, Elias L, Pesante G, Li Y, Dowle AA, Bates R, Gomez LD, Simister R, Davies GJ, Walton PH, Bruce NC, McQueen-Mason SJ.

Nat Commun. 2018 Feb 22;9(1):756. doi: 10.1038/s41467-018-03142-x.


Identification of an algal xylan synthase indicates that there is functional orthology between algal and plant cell wall biosynthesis.

Jensen JK, Busse-Wicher M, Poulsen CP, Fangel JU, Smith PJ, Yang JY, Peña MJ, Dinesen MH, Martens HJ, Melkonian M, Wong GK, Moremen KW, Wilkerson CG, Scheller HV, Dupree P, Ulvskov P, Urbanowicz BR, Harholt J.

New Phytol. 2018 May;218(3):1049-1060. doi: 10.1111/nph.15050. Epub 2018 Feb 20.


The management of pediatric renovascular hypertension: a single center experience and review of the literature.

Lobeck IN, Alhajjat AM, Dupree P, Racadio JM, Mitsnefes MM, Karns R, Tiao GM, Nathan JD.

J Pediatr Surg. 2018 Sep;53(9):1825-1831. doi: 10.1016/j.jpedsurg.2017.12.008. Epub 2017 Dec 24. Review.


Structural and electronic determinants of lytic polysaccharide monooxygenase reactivity on polysaccharide substrates.

Simmons TJ, Frandsen KEH, Ciano L, Tryfona T, Lenfant N, Poulsen JC, Wilson LFL, Tandrup T, Tovborg M, Schnorr K, Johansen KS, Henrissat B, Walton PH, Lo Leggio L, Dupree P.

Nat Commun. 2017 Oct 20;8(1):1064. doi: 10.1038/s41467-017-01247-3.


An even pattern of xylan substitution is critical for interaction with cellulose in plant cell walls.

Grantham NJ, Wurman-Rodrich J, Terrett OM, Lyczakowski JJ, Stott K, Iuga D, Simmons TJ, Durand-Tardif M, Brown SP, Dupree R, Busse-Wicher M, Dupree P.

Nat Plants. 2017 Nov;3(11):859-865. doi: 10.1038/s41477-017-0030-8. Epub 2017 Oct 9.


Removal of glucuronic acid from xylan is a strategy to improve the conversion of plant biomass to sugars for bioenergy.

Lyczakowski JJ, Wicher KB, Terrett OM, Faria-Blanc N, Yu X, Brown D, Krogh KBRM, Dupree P, Busse-Wicher M.

Biotechnol Biofuels. 2017 Sep 19;10:224. doi: 10.1186/s13068-017-0902-1. eCollection 2017.


A Point Mutation in the Rhesus Rotavirus VP4 Protein Generated through a Rotavirus Reverse Genetics System Attenuates Biliary Atresia in the Murine Model.

Mohanty SK, Donnelly B, Dupree P, Lobeck I, Mowery S, Meller J, McNeal M, Tiao G.

J Virol. 2017 Jul 12;91(15). pii: e00510-17. doi: 10.1128/JVI.00510-17. Print 2017 Aug 1.


Effects of Xylan Side-Chain Substitutions on Xylan-Cellulose Interactions and Implications for Thermal Pretreatment of Cellulosic Biomass.

Pereira CS, Silveira RL, Dupree P, Skaf MS.

Biomacromolecules. 2017 Apr 10;18(4):1311-1321. doi: 10.1021/acs.biomac.7b00067. Epub 2017 Mar 13.


Cystic Biliary Atresia and Choledochal Cysts Are Distinct Histopathologic Entities.

Lobeck IN, Sheridan R, Lovell M, Dupree P, Tiao GM, Bove KE.

Am J Surg Pathol. 2017 Mar;41(3):354-364. doi: 10.1097/PAS.0000000000000805.


UUAT1 Is a Golgi-Localized UDP-Uronic Acid Transporter That Modulates the Polysaccharide Composition of Arabidopsis Seed Mucilage.

Saez-Aguayo S, Rautengarten C, Temple H, Sanhueza D, Ejsmentewicz T, Sandoval-Ibañez O, Doñas D, Parra-Rojas JP, Ebert B, Lehner A, Mollet JC, Dupree P, Scheller HV, Heazlewood JL, Reyes FC, Orellana A.

Plant Cell. 2017 Jan;29(1):129-143. doi: 10.1105/tpc.16.00465. Epub 2017 Jan 6.


Folding of xylan onto cellulose fibrils in plant cell walls revealed by solid-state NMR.

Simmons TJ, Mortimer JC, Bernardinelli OD, Pöppler AC, Brown SP, deAzevedo ER, Dupree R, Dupree P.

Nat Commun. 2016 Dec 21;7:13902. doi: 10.1038/ncomms13902.


The SRL peptide of rhesus rotavirus VP4 protein governs cholangiocyte infection and the murine model of biliary atresia.

Mohanty SK, Donnelly B, Lobeck I, Walther A, Dupree P, Coots A, Meller J, McNeal M, Sestak K, Tiao G.

Hepatology. 2017 Apr;65(4):1278-1292. doi: 10.1002/hep.28947. Epub 2017 Jan 10.


The presentation and management of choledochocele (type III choledochal cyst): A 40-year systematic review of the literature.

Lobeck IN, Dupree P, Falcone RA Jr, Lin TK, Trout AT, Nathan JD, Tiao GM.

J Pediatr Surg. 2017 Apr;52(4):644-649. doi: 10.1016/j.jpedsurg.2016.10.008. Epub 2016 Oct 20. Review.


Rhesus rotavirus VP6 regulates ERK-dependent calcium influx in cholangiocytes.

Lobeck I, Donnelly B, Dupree P, Mahe MM, McNeal M, Mohanty SK, Tiao G.

Virology. 2016 Dec;499:185-195. doi: 10.1016/j.virol.2016.09.014. Epub 2016 Sep 23.


Quality assessment of lymph node sampling in rhabdomyosarcoma: A surveillance, epidemiology, and end results (SEER) program study.

Lobeck I, Dupree P, Karns R, Rodeberg D, von Allmen D, Dasgupta R.

J Pediatr Surg. 2017 Apr;52(4):614-617. doi: 10.1016/j.jpedsurg.2016.08.024. Epub 2016 Sep 2.


Structural Modifications of Fructans in Aloe barbadensis Miller (Aloe Vera) Grown under Water Stress.

Salinas C, Handford M, Pauly M, Dupree P, Cardemil L.

PLoS One. 2016 Jul 25;11(7):e0159819. doi: 10.1371/journal.pone.0159819. eCollection 2016.


Evolution of Xylan Substitution Patterns in Gymnosperms and Angiosperms: Implications for Xylan Interaction with Cellulose.

Busse-Wicher M, Li A, Silveira RL, Pereira CS, Tryfona T, Gomes TC, Skaf MS, Dupree P.

Plant Physiol. 2016 Aug;171(4):2418-31. doi: 10.1104/pp.16.00539. Epub 2016 Jun 20.


Golgi-localized STELLO proteins regulate the assembly and trafficking of cellulose synthase complexes in Arabidopsis.

Zhang Y, Nikolovski N, Sorieul M, Vellosillo T, McFarlane HE, Dupree R, Kesten C, Schneider R, Driemeier C, Lathe R, Lampugnani E, Yu X, Ivakov A, Doblin MS, Mortimer JC, Brown SP, Persson S, Dupree P.

Nat Commun. 2016 Jun 9;7:11656. doi: 10.1038/ncomms11656.


Interdisciplinary approach to esophageal replacement and major airway reconstruction.

Lobeck I, Dupree P, Stoops M, de Alarcon A, Rutter M, von Allmen D.

J Pediatr Surg. 2016 Jul;51(7):1106-9. doi: 10.1016/j.jpedsurg.2016.01.005. Epub 2016 Feb 2.


An efficient arabinoxylan-debranching α-L-arabinofuranosidase of family GH62 from Aspergillus nidulans contains a secondary carbohydrate binding site.

Wilkens C, Andersen S, Petersen BO, Li A, Busse-Wicher M, Birch J, Cockburn D, Nakai H, Christensen HEM, Kragelund BB, Dupree P, McCleary B, Hindsgaul O, Hachem MA, Svensson B.

Appl Microbiol Biotechnol. 2016 Jul;100(14):6265-6277. doi: 10.1007/s00253-016-7417-8. Epub 2016 Mar 5.


The molecular basis of polysaccharide cleavage by lytic polysaccharide monooxygenases.

Frandsen KE, Simmons TJ, Dupree P, Poulsen JC, Hemsworth GR, Ciano L, Johnston EM, Tovborg M, Johansen KS, von Freiesleben P, Marmuse L, Fort S, Cottaz S, Driguez H, Henrissat B, Lenfant N, Tuna F, Baldansuren A, Davies GJ, Lo Leggio L, Walton PH.

Nat Chem Biol. 2016 Apr;12(4):298-303. doi: 10.1038/nchembio.2029. Epub 2016 Feb 29.


Xylan decoration patterns and the plant secondary cell wall molecular architecture.

Busse-Wicher M, Grantham NJ, Lyczakowski JJ, Nikolovski N, Dupree P.

Biochem Soc Trans. 2016 Feb;44(1):74-8. doi: 10.1042/BST20150183. Review.


Corrigendum: Glycan complexity dictates microbial resource allocation in the large intestine.

Rogowski A, Briggs JA, Mortimer JC, Tryfona T, Terrapon N, Lowe EC, Baslé A, Morland C, Day AM, Zheng H, Rogers TE, Thompson P, Hawkins AR, Yadav MP, Henrissat B, Martens EC, Dupree P, Gilbert HJ, Bolam DN.

Nat Commun. 2016 Feb 5;7:10705. doi: 10.1038/ncomms10705. No abstract available.


KONJAC1 and 2 Are Key Factors for GDP-Mannose Generation and Affect l-Ascorbic Acid and Glucomannan Biosynthesis in Arabidopsis.

Sawake S, Tajima N, Mortimer JC, Lao J, Ishikawa T, Yu X, Yamanashi Y, Yoshimi Y, Kawai-Yamada M, Dupree P, Tsumuraya Y, Kotake T.

Plant Cell. 2015 Dec;27(12):3397-409. doi: 10.1105/tpc.15.00379. Epub 2015 Dec 15.


Lignocellulose degradation mechanisms across the Tree of Life.

Cragg SM, Beckham GT, Bruce NC, Bugg TD, Distel DL, Dupree P, Etxabe AG, Goodell BS, Jellison J, McGeehan JE, McQueen-Mason SJ, Schnorr K, Walton PH, Watts JE, Zimmer M.

Curr Opin Chem Biol. 2015 Dec;29:108-19. doi: 10.1016/j.cbpa.2015.10.018. Epub 2015 Nov 14. Review.


Aspen Tension Wood Fibers Contain β-(1---> 4)-Galactans and Acidic Arabinogalactans Retained by Cellulose Microfibrils in Gelatinous Walls.

Gorshkova T, Mokshina N, Chernova T, Ibragimova N, Salnikov V, Mikshina P, Tryfona T, Banasiak A, Immerzeel P, Dupree P, Mellerowicz EJ.

Plant Physiol. 2015 Nov;169(3):2048-63. doi: 10.1104/pp.15.00690. Epub 2015 Sep 16.


L-Fucose-containing arabinogalactan-protein in radish leaves.

Inaba M, Maruyama T, Yoshimi Y, Kotake T, Matsuoka K, Koyama T, Tryfona T, Dupree P, Tsumuraya Y.

Carbohydr Res. 2015 Oct 13;415:1-11. doi: 10.1016/j.carres.2015.07.002. Epub 2015 Jul 23.


Monoclonal antibodies indicate low-abundance links between heteroxylan and other glycans of plant cell walls.

Cornuault V, Buffetto F, Rydahl MG, Marcus SE, Torode TA, Xue J, Crépeau MJ, Faria-Blanc N, Willats WG, Dupree P, Ralet MC, Knox JP.

Planta. 2015 Dec;242(6):1321-34. doi: 10.1007/s00425-015-2375-4. Epub 2015 Jul 25.


Rhesus rotavirus VP4 sequence-specific activation of mononuclear cells is associated with cholangiopathy in murine biliary atresia.

Walther A, Mohanty SK, Donnelly B, Coots A, Lages CS, Lobeck I, Dupree P, Meller J, McNeal M, Sestak K, Tiao G.

Am J Physiol Gastrointest Liver Physiol. 2015 Sep 15;309(6):G466-74. doi: 10.1152/ajpgi.00079.2015. Epub 2015 Jul 23.


Glycan complexity dictates microbial resource allocation in the large intestine.

Rogowski A, Briggs JA, Mortimer JC, Tryfona T, Terrapon N, Lowe EC, Baslé A, Morland C, Day AM, Zheng H, Rogers TE, Thompson P, Hawkins AR, Yadav MP, Henrissat B, Martens EC, Dupree P, Gilbert HJ, Bolam DN.

Nat Commun. 2015 Jun 26;6:7481. doi: 10.1038/ncomms8481. Erratum in: Nat Commun. 2016;7:10705.


An unusual xylan in Arabidopsis primary cell walls is synthesised by GUX3, IRX9L, IRX10L and IRX14.

Mortimer JC, Faria-Blanc N, Yu X, Tryfona T, Sorieul M, Ng YZ, Zhang Z, Stott K, Anders N, Dupree P.

Plant J. 2015 Aug;83(3):413-26. doi: 10.1111/tpj.12898. Epub 2015 Jun 25.


Action of an endo-β-1,3(4)-glucanase on cellobiosyl unit structure in barley β-1,3:1,4-glucan.

Kuge T, Nagoya H, Tryfona T, Kurokawa T, Yoshimi Y, Dohmae N, Tsubaki K, Dupree P, Tsumuraya Y, Kotake T.

Biosci Biotechnol Biochem. 2015;79(11):1810-7. doi: 10.1080/09168451.2015.1046365. Epub 2015 Jun 1.


Probing the molecular architecture of Arabidopsis thaliana secondary cell walls using two- and three-dimensional (13)C solid state nuclear magnetic resonance spectroscopy.

Dupree R, Simmons TJ, Mortimer JC, Patel D, Iuga D, Brown SP, Dupree P.

Biochemistry. 2015 Apr 14;54(14):2335-45. doi: 10.1021/bi501552k. Epub 2015 Mar 25.


Structure and boosting activity of a starch-degrading lytic polysaccharide monooxygenase.

Lo Leggio L, Simmons TJ, Poulsen JC, Frandsen KE, Hemsworth GR, Stringer MA, von Freiesleben P, Tovborg M, Johansen KS, De Maria L, Harris PV, Soong CL, Dupree P, Tryfona T, Lenfant N, Henrissat B, Davies GJ, Walton PH.

Nat Commun. 2015 Jan 22;6:5961. doi: 10.1038/ncomms6961.

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