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Items: 37


Anaerobic degradation of syringic acid by an adapted strain of Rhodopseudomonas palustris.

Oshlag JZ, Ma Y, Morse K, Burger BT, Lemke RA, Karlen SD, Myers KS, Donohue TJ, Noguera DR.

Appl Environ Microbiol. 2019 Nov 15. pii: AEM.01888-19. doi: 10.1128/AEM.01888-19. [Epub ahead of print]


Electrochemical Aminoxyl-Mediated Oxidation of Primary Alcohols in Lignin to Carboxylic Acids: Polymer Modification and Depolymerization.

Rafiee M, Alherech M, Karlen SD, Stahl SS.

J Am Chem Soc. 2019 Sep 25;141(38):15266-15276. doi: 10.1021/jacs.9b07243. Epub 2019 Sep 16.


Eukaryotic Acquisition of a Bacterial Operon.

Kominek J, Doering DT, Opulente DA, Shen XX, Zhou X, DeVirgilio J, Hulfachor AB, Groenewald M, Mcgee MA, Karlen SD, Kurtzman CP, Rokas A, Hittinger CT.

Cell. 2019 Mar 7;176(6):1356-1366.e10. doi: 10.1016/j.cell.2019.01.034. Epub 2019 Feb 21.


A heterodimeric glutathione S-transferase that stereospecifically breaks lignin's β(R)-aryl ether bond reveals the diversity of bacterial β-etherases.

Kontur WS, Olmsted CN, Yusko LM, Niles AV, Walters KA, Beebe ET, Vander Meulen KA, Karlen SD, Gall DL, Noguera DR, Donohue TJ.

J Biol Chem. 2019 Feb 8;294(6):1877-1890. doi: 10.1074/jbc.RA118.006548. Epub 2018 Dec 12.


Downregulation of p-COUMAROYL ESTER 3-HYDROXYLASE in rice leads to altered cell wall structures and improves biomass saccharification.

Takeda Y, Tobimatsu Y, Karlen SD, Koshiba T, Suzuki S, Yamamura M, Murakami S, Mukai M, Hattori T, Osakabe K, Ralph J, Sakamoto M, Umezawa T.

Plant J. 2018 Jun 11. doi: 10.1111/tpj.13988. [Epub ahead of print]


Evaluation of Feruloylated and p-Coumaroylated Arabinosyl Units in Grass Arabinoxylans by Acidolysis in Dioxane/Methanol.

Lapierre C, Voxeur A, Karlen SD, Helm RF, Ralph J.

J Agric Food Chem. 2018 May 30;66(21):5418-5424. doi: 10.1021/acs.jafc.8b01618. Epub 2018 May 18.


Commelinid Monocotyledon Lignins Are Acylated by p-Coumarate.

Karlen SD, Free HCA, Padmakshan D, Smith BG, Ralph J, Harris PJ.

Plant Physiol. 2018 Jun;177(2):513-521. doi: 10.1104/pp.18.00298. Epub 2018 May 3.


Variation in energy sorghum hybrid TX08001 biomass composition and lignin chemistry during development under irrigated and non-irrigated field conditions.

McKinley BA, Olson SN, Ritter KB, Herb DW, Karlen SD, Lu F, Ralph J, Rooney WL, Mullet JE.

PLoS One. 2018 Apr 23;13(4):e0195863. doi: 10.1371/journal.pone.0195863. eCollection 2018.


Reductive Cleavage Method for Quantitation of Monolignols and Low-Abundance Monolignol Conjugates.

Regner M, Bartuce A, Padmakshan D, Ralph J, Karlen SD.

ChemSusChem. 2018 May 25;11(10):1600-1605. doi: 10.1002/cssc.201800617. Epub 2018 May 9.


Short-term facilitation of microbial litter decomposition by ultraviolet radiation.

Lin Y, Karlen SD, Ralph J, King JY.

Sci Total Environ. 2018 Feb 15;615:838-848. doi: 10.1016/j.scitotenv.2017.09.239. Epub 2017 Oct 7.


Highly Decorated Lignins in Leaf Tissues of the Canary Island Date Palm Phoenix canariensis.

Karlen SD, Smith RA, Kim H, Padmakshan D, Bartuce A, Mobley JK, Free HCA, Smith BG, Harris PJ, Ralph J.

Plant Physiol. 2017 Nov;175(3):1058-1067. doi: 10.1104/pp.17.01172. Epub 2017 Sep 11.


Chemical Pulping Advantages of Zip-lignin Hybrid Poplar.

Zhou S, Runge T, Karlen SD, Ralph J, Gonzales-Vigil E, Mansfield SD.

ChemSusChem. 2017 Sep 22;10(18):3565-3573. doi: 10.1002/cssc.201701317. Epub 2017 Aug 24.


Suppression of CINNAMOYL-CoA REDUCTASE increases the level of monolignol ferulates incorporated into maize lignins.

Smith RA, Cass CL, Mazaheri M, Sekhon RS, Heckwolf M, Kaeppler H, de Leon N, Mansfield SD, Kaeppler SM, Sedbrook JC, Karlen SD, Ralph J.

Biotechnol Biofuels. 2017 May 2;10:109. doi: 10.1186/s13068-017-0793-1. eCollection 2017.


Defining the Diverse Cell Populations Contributing to Lignification in Arabidopsis Stems.

Smith RA, Schuetz M, Karlen SD, Bird D, Tokunaga N, Sato Y, Mansfield SD, Ralph J, Samuels AL.

Plant Physiol. 2017 Jun;174(2):1028-1036. doi: 10.1104/pp.17.00434. Epub 2017 Apr 17.


Tricin-lignins: occurrence and quantitation of tricin in relation to phylogeny.

Lan W, Rencoret J, Lu F, Karlen SD, Smith BG, Harris PJ, Del Río JC, Ralph J.

Plant J. 2016 Dec;88(6):1046-1057. doi: 10.1111/tpj.13315. Epub 2016 Nov 3.


Monolignol ferulate conjugates are naturally incorporated into plant lignins.

Karlen SD, Zhang C, Peck ML, Smith RA, Padmakshan D, Helmich KE, Free HC, Lee S, Smith BG, Lu F, Sedbrook JC, Sibout R, Grabber JH, Runge TM, Mysore KS, Harris PJ, Bartley LE, Ralph J.

Sci Adv. 2016 Oct 14;2(10):e1600393. eCollection 2016 Oct.


Cell Wall Composition and Biomass Recalcitrance Differences Within a Genotypically Diverse Set of Brachypodium distachyon Inbred Lines.

Cass CL, Lavell AA, Santoro N, Foster CE, Karlen SD, Smith RA, Ralph J, Garvin DF, Sedbrook JC.

Front Plant Sci. 2016 May 26;7:708. doi: 10.3389/fpls.2016.00708. eCollection 2016.


BdCESA7, BdCESA8, and BdPMT Utility Promoter Constructs for Targeted Expression to Secondary Cell-Wall-Forming Cells of Grasses.

Petrik DL, Cass CL, Padmakshan D, Foster CE, Vogel JP, Karlen SD, Ralph J, Sedbrook JC.

Front Plant Sci. 2016 Feb 4;7:55. doi: 10.3389/fpls.2016.00055. eCollection 2016.


Engineering Monolignol p-Coumarate Conjugates into Poplar and Arabidopsis Lignins.

Smith RA, Gonzales-Vigil E, Karlen SD, Park JY, Lu F, Wilkerson CG, Samuels L, Ralph J, Mansfield SD.

Plant Physiol. 2015 Dec;169(4):2992-3001. doi: 10.1104/pp.15.00815. Epub 2015 Oct 28.


Effects of PHENYLALANINE AMMONIA LYASE (PAL) knockdown on cell wall composition, biomass digestibility, and biotic and abiotic stress responses in Brachypodium.

Cass CL, Peraldi A, Dowd PF, Mottiar Y, Santoro N, Karlen SD, Bukhman YV, Foster CE, Thrower N, Bruno LC, Moskvin OV, Johnson ET, Willhoit ME, Phutane M, Ralph J, Mansfield SD, Nicholson P, Sedbrook JC.

J Exp Bot. 2015 Jul;66(14):4317-35. doi: 10.1093/jxb/erv269. Epub 2015 Jun 19.


Monolignol ferulate transferase introduces chemically labile linkages into the lignin backbone.

Wilkerson CG, Mansfield SD, Lu F, Withers S, Park JY, Karlen SD, Gonzales-Vigil E, Padmakshan D, Unda F, Rencoret J, Ralph J.

Science. 2014 Apr 4;344(6179):90-3. doi: 10.1126/science.1250161.


p-Coumaroyl-CoA:monolignol transferase (PMT) acts specifically in the lignin biosynthetic pathway in Brachypodium distachyon.

Petrik DL, Karlen SD, Cass CL, Padmakshan D, Lu F, Liu S, Le Bris P, Antelme S, Santoro N, Wilkerson CG, Sibout R, Lapierre C, Ralph J, Sedbrook JC.

Plant J. 2014 Mar;77(5):713-26. doi: 10.1111/tpj.12420. Epub 2014 Feb 12.


Singlet exciton fission in polycrystalline thin films of a slip-stacked perylenediimide.

Eaton SW, Shoer LE, Karlen SD, Dyar SM, Margulies EA, Veldkamp BS, Ramanan C, Hartzler DA, Savikhin S, Marks TJ, Wasielewski MR.

J Am Chem Soc. 2013 Oct 2;135(39):14701-12. doi: 10.1021/ja4053174. Epub 2013 Sep 23.


Probing the C₆₀ triplet state coupling to nuclear spins inside and out.

Filidou V, Mamone S, Simmons S, Karlen SD, Anderson HL, Kay CW, Bagno A, Rastrelli F, Murata Y, Komatsu K, Lei X, Li Y, Turro NJ, Levitt MH, Morton JJ.

Philos Trans A Math Phys Eng Sci. 2013 Aug 5;371(1998):20120475. doi: 10.1098/rsta.2012.0475. Print 2013 Sep 13.


Fast photodriven electron spin coherence transfer: a quantum gate based on a spin exchange J-jump.

Kobr L, Gardner DM, Smeigh AL, Dyar SM, Karlen SD, Carmieli R, Wasielewski MR.

J Am Chem Soc. 2012 Aug 1;134(30):12430-3. doi: 10.1021/ja305650x. Epub 2012 Jul 24.


Exponential distance dependence of photoinitiated stepwise electron transfer in donor-bridge-acceptor molecules: implications for wirelike behavior.

Ricks AB, Brown KE, Wenninger M, Karlen SD, Berlin YA, Co DT, Wasielewski MR.

J Am Chem Soc. 2012 Mar 14;134(10):4581-8. doi: 10.1021/ja205913q. Epub 2012 Mar 6.


Entangling remote nuclear spins linked by a chromophore.

Schaffry M, Filidou V, Karlen SD, Gauger EM, Benjamin SC, Anderson HL, Ardavan A, Briggs GA, Maeda K, Henbest KB, Giustino F, Morton JJ, Lovett BW.

Phys Rev Lett. 2010 May 21;104(20):200501. Epub 2010 May 17.


Symmetry and dynamics of molecular rotors in amphidynamic molecular crystals.

Karlen SD, Reyes H, Taylor RE, Khan SI, Hawthorne MF, Garcia-Garibay MA.

Proc Natl Acad Sci U S A. 2010 Aug 24;107(34):14973-7. doi: 10.1073/pnas.1008213107. Epub 2010 Aug 5.


A cyclic porphyrin trimer as a receptor for fullerenes.

Gil-Ramírez G, Karlen SD, Shundo A, Porfyrakis K, Ito Y, Briggs GA, Morton JJ, Anderson HL.

Org Lett. 2010 Aug 6;12(15):3544-7. doi: 10.1021/ol101393h.


Solid-state molecular rotors with perdeuterated stators: mechanistic insights from biphenylene rotational dynamics in ordered and disordered crystal forms.

O'Brien ZJ, Karlen SD, Khan S, Garcia-Garibay MA.

J Org Chem. 2010 Apr 16;75(8):2482-91. doi: 10.1021/jo9025176.


Photolysis of an asymmetrically substituted diazene in solution and in the crystalline state.

Hoijemberg PA, Karlen SD, Sanramé CN, Aramendía PF, García-Garibay MA.

Photochem Photobiol Sci. 2009 Jul;8(7):961-9. doi: 10.1039/b902272d. Epub 2009 Mar 30.


Magnetic field sensing beyond the standard quantum limit using 10-spin NOON states.

Jones JA, Karlen SD, Fitzsimons J, Ardavan A, Benjamin SC, Briggs GA, Morton JJ.

Science. 2009 May 29;324(5931):1166-8. doi: 10.1126/science.1170730. Epub 2009 Apr 23.


Improved physical properties and rotational dynamics in a molecular gyroscope with an asymmetric stator structure.

Karlen SD, Godinez CE, Garcia-Garibay MA.

Org Lett. 2006 Aug 3;8(16):3417-20.


2H NMR and X-ray diffraction studies of methyl rotation in crystals of ortho-methyldibenzocycloalkanones.

Cizmeciyan D, Yonutas H, Karlen SD, Garcia-Garibay MA.

Solid State Nucl Magn Reson. 2005 Jul;28(1):1-8.


Effects of rotational symmetry order on the solid state dynamics of phenylene and diamantane rotators.

Karlen SD, Ortiz R, Chapman OL, Garcia-Garibay MA.

J Am Chem Soc. 2005 May 11;127(18):6554-5.


Highlighting gyroscopic motion in crystals in 13C CPMAS spectra by specific isotopic substitution and restricted cross polarization.

Karlen SD, Garcia-Garibay MA.

Chem Commun (Camb). 2005 Jan 14;(2):189-91. Epub 2004 Nov 24.


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