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Items: 31


Liquid-Cell Electron Tomography of Biological Systems.

Dearnaley WJ, Schleupner B, Varano AC, Alden NA, Gonzalez F, Casasanta MA, Scharf BE, Dukes MJ, Kelly DF.

Nano Lett. 2019 Jun 25. doi: 10.1021/acs.nanolett.9b01309. [Epub ahead of print]


Structure of the sensory domain of McpX from Sinorhizobium meliloti, the first known bacterial chemotactic sensor for quaternary ammonium compounds.

Shrestha M, Compton KK, Mancl JM, Webb BA, Brown AM, Scharf BE, Schubot FD.

Biochem J. 2018 Dec 14;475(24):3949-3962. doi: 10.1042/BCJ20180769.


Sinorhizobium meliloti Chemoreceptor McpV Senses Short-Chain Carboxylates via Direct Binding.

Compton KK, Hildreth SB, Helm RF, Scharf BE.

J Bacteriol. 2018 Nov 6;200(23). pii: e00519-18. doi: 10.1128/JB.00519-18. Print 2018 Dec 1.


More than Rotating Flagella: Lipopolysaccharide as a Secondary Receptor for Flagellotropic Phage 7-7-1.

Gonzalez F, Helm RF, Broadway KM, Scharf BE.

J Bacteriol. 2018 Sep 10;200(19). pii: e00363-18. doi: 10.1128/JB.00363-18. Print 2018 Oct 1.


Quantification of Bacterial Chemotaxis Responses at the Mouths of Hydrogel Capillaries.

Webb BA, Arapov TD, Scharf BE.

Methods Mol Biol. 2018;1729:33-45. doi: 10.1007/978-1-4939-7577-8_4.


Cellular Stoichiometry of Methyl-Accepting Chemotaxis Proteins in Sinorhizobium meliloti.

Zatakia HM, Arapov TD, Meier VM, Scharf BE.

J Bacteriol. 2018 Feb 23;200(6). pii: e00614-17. doi: 10.1128/JB.00614-17. Print 2018 Mar 15.


The type IV pilus assembly ATPase PilB functions as a signaling protein to regulate exopolysaccharide production in Myxococcus xanthus.

Black WP, Wang L, Jing X, Saldaña RC, Li F, Scharf BE, Schubot FD, Yang Z.

Sci Rep. 2017 Aug 4;7(1):7263. doi: 10.1038/s41598-017-07594-x.


Sinorhizobium meliloti Chemotaxis to Multiple Amino Acids Is Mediated by the Chemoreceptor McpU.

Webb BA, Compton KK, Del Campo JSM, Taylor D, Sobrado P, Scharf BE.

Mol Plant Microbe Interact. 2017 Oct;30(10):770-777. doi: 10.1094/MPMI-04-17-0096-R. Epub 2017 Jul 26.


Using a Concept Inventory to Reveal Student Thinking Associated with Common Misconceptions about Antibiotic Resistance.

Stevens AM, Smith AC, Marbach-Ad G, Balcom SA, Buchner J, Daniel SL, DeStefano JJ, El-Sayed NM, Frauwirth K, Lee VT, McIver KS, Melville SB, Mosser DM, Popham DL, Scharf BE, Schubot FD, Seyler RW Jr, Shields PA, Song W, Stein DC, Stewart RC, Thompson KV, Yang Z, Yarwood SA.

J Microbiol Biol Educ. 2017 Apr 21;18(1). pii: 18.1.10. doi: 10.1128/jmbe.v18i1.1281. eCollection 2017 Apr.


Optimizing the restored chemotactic behavior of anticancer agent Salmonella enterica serovar Typhimurium VNP20009.

Broadway KM, Suh S, Behkam B, Scharf BE.

J Biotechnol. 2017 Jun 10;251:76-83. doi: 10.1016/j.jbiotec.2017.04.006. Epub 2017 Apr 20.


Effect of Salmonella enterica serovar Typhimurium VNP20009 and VNP20009 with restored chemotaxis on 4T1 mouse mammary carcinoma progression.

Coutermarsh-Ott SL, Broadway KM, Scharf BE, Allen IC.

Oncotarget. 2017 May 16;8(20):33601-33613. doi: 10.18632/oncotarget.16830.


Sinorhizobium meliloti chemotaxis to quaternary ammonium compounds is mediated by the chemoreceptor McpX.

Webb BA, Karl Compton K, Castañeda Saldaña R, Arapov TD, Keith Ray W, Helm RF, Scharf BE.

Mol Microbiol. 2017 Jan;103(2):333-346. doi: 10.1111/mmi.13561. Epub 2016 Nov 11.


Chemotaxis signaling systems in model beneficial plant-bacteria associations.

Scharf BE, Hynes MF, Alexandre GM.

Plant Mol Biol. 2016 Apr;90(6):549-59. doi: 10.1007/s11103-016-0432-4. Epub 2016 Jan 21. Review.


Contribution of Individual Chemoreceptors to Sinorhizobium meliloti Chemotaxis Towards Amino Acids of Host and Nonhost Seed Exudates.

Webb BA, Helm RF, Scharf BE.

Mol Plant Microbe Interact. 2016 Mar;29(3):231-9. doi: 10.1094/MPMI-12-15-0264-R. Epub 2016 Feb 22.


Rescuing chemotaxis of the anticancer agent Salmonella enterica serovar Typhimurium VNP20009.

Broadway KM, Denson EA, Jensen RV, Scharf BE.

J Biotechnol. 2015 Oct 10;211:117-20. doi: 10.1016/j.jbiotec.2015.07.010. Epub 2015 Jul 19.


Toward development of an autonomous network of bacteria-based delivery systems (BacteriaBots): spatiotemporally high-throughput characterization of bacterial quorum-sensing response.

Sahari A, Traore MA, Stevens AM, Scharf BE, Behkam B.

Anal Chem. 2014 Dec 2;86(23):11489-93. doi: 10.1021/ac5021003. Epub 2014 Nov 12.


Phosphate sink containing two-component signaling systems as tunable threshold devices.

Amin M, Kothamachu VB, Feliu E, Scharf BE, Porter SL, Soyer OS.

PLoS Comput Biol. 2014 Oct 30;10(10):e1003890. doi: 10.1371/journal.pcbi.1003890. eCollection 2014 Oct.


Complete genome sequence of Salmonella enterica serovar Typhimurium VNP20009, a strain engineered for tumor targeting.

Broadway KM, Modise T, Jensen RV, Scharf BE.

J Biotechnol. 2014 Dec 20;192 Pt A:177-8. doi: 10.1016/j.jbiotec.2014.07.006. Epub 2014 Jul 18.


Directed transport of bacteria-based drug delivery vehicles: bacterial chemotaxis dominates particle shape.

Sahari A, Traore MA, Scharf BE, Behkam B.

Biomed Microdevices. 2014 Oct;16(5):717-25. doi: 10.1007/s10544-014-9876-y.


Sinorhizobium meliloti chemoreceptor McpU mediates chemotaxis toward host plant exudates through direct proline sensing.

Webb BA, Hildreth S, Helm RF, Scharf BE.

Appl Environ Microbiol. 2014 Jun;80(11):3404-15. doi: 10.1128/AEM.00115-14. Epub 2014 Mar 21.


ExpR coordinates the expression of symbiotically important, bundle-forming Flp pili with quorum sensing in Sinorhizobium meliloti.

Zatakia HM, Nelson CE, Syed UJ, Scharf BE.

Appl Environ Microbiol. 2014 Apr;80(8):2429-39. doi: 10.1128/AEM.04088-13. Epub 2014 Feb 7.


Draft genome sequence of Sinorhizobium meliloti RU11/001, a model organism for flagellum structure, motility and chemotaxis.

Wibberg D, Blom J, Rückert C, Winkler A, Albersmeier A, Pühler A, Schlüter A, Scharf BE.

J Biotechnol. 2013 Dec;168(4):731-3. doi: 10.1016/j.jbiotec.2013.10.015. Epub 2013 Oct 29.


Minimum requirements of flagellation and motility for infection of Agrobacterium sp. strain H13-3 by flagellotropic bacteriophage 7-7-1.

Yen JY, Broadway KM, Scharf BE.

Appl Environ Microbiol. 2012 Oct;78(20):7216-22. Epub 2012 Aug 3.


Sinorhizobium meliloti CheA complexed with CheS exhibits enhanced binding to CheY1, resulting in accelerated CheY1 dephosphorylation.

Dogra G, Purschke FG, Wagner V, Haslbeck M, Kriehuber T, Hughes JG, Van Tassell ML, Gilbert C, Niemeyer M, Ray WK, Helm RF, Scharf BE.

J Bacteriol. 2012 Mar;194(5):1075-87. doi: 10.1128/JB.06505-11. Epub 2011 Dec 22.


Summary of useful methods for two-component system research.

Scharf BE.

Curr Opin Microbiol. 2010 Apr;13(2):246-52. doi: 10.1016/j.mib.2010.01.006. Review.


Cellular localization of predicted transmembrane and soluble chemoreceptors in Sinorhizobium meliloti.

Meier VM, Scharf BE.

J Bacteriol. 2009 Sep;191(18):5724-33. doi: 10.1128/JB.01286-08. Epub 2009 Jul 17.


Upward mobility and alternative lifestyles: a report from the 10th biennial meeting on Bacterial Locomotion and Signal Transduction.

Scharf BE, Aldridge PD, Kirby JR, Crane BR.

Mol Microbiol. 2009 Jul;73(1):5-19. doi: 10.1111/j.1365-2958.2009.06742.x. Epub 2009 Jun 1.


FliL is essential for swarming: motor rotation in absence of FliL fractures the flagellar rod in swarmer cells of Salmonella enterica.

Attmannspacher U, Scharf BE, Harshey RM.

Mol Microbiol. 2008 Apr;68(2):328-41. doi: 10.1111/j.1365-2958.2008.06170.x. Epub 2008 Feb 19.


Functional analysis of nine putative chemoreceptor proteins in Sinorhizobium meliloti.

Meier VM, Muschler P, Scharf BE.

J Bacteriol. 2007 Mar;189(5):1816-26. Epub 2006 Dec 22.


CheZ has no effect on flagellar motors activated by CheY13DK106YW.

Scharf BE, Fahrner KA, Berg HC.

J Bacteriol. 1998 Oct;180(19):5123-8.


Control of direction of flagellar rotation in bacterial chemotaxis.

Scharf BE, Fahrner KA, Turner L, Berg HC.

Proc Natl Acad Sci U S A. 1998 Jan 6;95(1):201-6.

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