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Structural and functional analysis of the Acinetobacter baumannii BlsA photoreceptor and regulatory protein.

Wood CR, Squire MS, Finley NL, Page RC, Actis LA.

PLoS One. 2019 Aug 15;14(8):e0220918. doi: 10.1371/journal.pone.0220918. eCollection 2019.


Identification of Potential Virulence Factors in the Model Strain Acinetobacter baumannii A118.

Ramirez MS, Penwell WF, Traglia GM, Zimbler DL, Gaddy JA, Nikolaidis N, Arivett BA, Adams MD, Bonomo RA, Actis LA, Tolmasky ME.

Front Microbiol. 2019 Jul 23;10:1599. doi: 10.3389/fmicb.2019.01599. eCollection 2019.


Adjunctive transferrin to reduce the emergence of antibiotic resistance in Gram-negative bacteria.

Luna BM, Ershova K, Yan J, Ulhaq A, Nielsen TB, Hsieh S, Pantapalangkoor P, Vanscoy B, Ambrose P, Rudin S, Hujer K, Bonomo RA, Actis L, Skaar EP, Spellberg B.

J Antimicrob Chemother. 2019 Sep 1;74(9):2631-2639. doi: 10.1093/jac/dkz225.


Evaluation of the Antibacterial Activity of 75 Mushrooms Collected in the Vicinity of Oxford, Ohio (USA).

Hassan F, Ni S, Becker TL, Kinstedt CM, Abdul-Samad JL, Actis LA, Kennedy MA.

Int J Med Mushrooms. 2019;21(2):131-141. doi: 10.1615/IntJMedMushrooms.2018029710.


Isolation and Characterization of the Acinetobactin and Baumannoferrin Siderophores Produced by Acinetobacter baumannii.

Penwell WF, Actis LA.

Methods Mol Biol. 2019;1946:259-270. doi: 10.1007/978-1-4939-9118-1_24.


Apotransferrin in Combination with Ciprofloxacin Slows Bacterial Replication, Prevents Resistance Amplification, and Increases Antimicrobial Regimen Effect.

Ambrose PG, VanScoy BD, Luna BM, Yan J, Ulhaq A, Nielsen TB, Rudin S, Hujer K, Bonomo RA, Actis L, Skaar E, Spellberg B.

Antimicrob Agents Chemother. 2019 Apr 25;63(5). pii: e00112-19. doi: 10.1128/AAC.00112-19. Print 2019 May.


Miltefosine Reduces the Cytolytic Activity and Virulence of Acinetobacter baumannii.

Fiester SE, Arivett BA, Beckett AC, Wagner BR, Ohneck EJ, Schmidt RE, Grier JT, Actis LA.

Antimicrob Agents Chemother. 2018 Dec 21;63(1). pii: e01409-18. doi: 10.1128/AAC.01409-18. Print 2019 Jan.


A Light-Regulated Type I Pilus Contributes to Acinetobacter baumannii Biofilm, Motility, and Virulence Functions.

Wood CR, Ohneck EJ, Edelmann RE, Actis LA.

Infect Immun. 2018 Aug 22;86(9). pii: e00442-18. doi: 10.1128/IAI.00442-18. Print 2018 Sep.


An Update on the Acinetobacter baumannii Regulatory Circuitry.

Wood CR, Mack LE, Actis LA.

Trends Microbiol. 2018 Jul;26(7):560-562. doi: 10.1016/j.tim.2018.05.005. Epub 2018 May 26.


The Structure of the Biofilm-controlling Response Regulator BfmR from Acinetobacter baumannii Reveals Details of Its DNA-binding Mechanism.

Draughn GL, Milton ME, Feldmann EA, Bobay BG, Roth BM, Olson AL, Thompson RJ, Actis LA, Davies C, Cavanagh J.

J Mol Biol. 2018 Mar 16;430(6):806-821. doi: 10.1016/j.jmb.2018.02.002. Epub 2018 Feb 10.


Mucin acts as a nutrient source and a signal for the differential expression of genes coding for cellular processes and virulence factors in Acinetobacter baumannii.

Ohneck EJ, Arivett BA, Fiester SE, Wood CR, Metz ML, Simeone GM, Actis LA.

PLoS One. 2018 Jan 8;13(1):e0190599. doi: 10.1371/journal.pone.0190599. eCollection 2018.


Global assessment of small RNAs reveals a non-coding transcript involved in biofilm formation and attachment in Acinetobacter baumannii ATCC 17978.

Álvarez-Fraga L, Rumbo-Feal S, Pérez A, Gómez MJ, Gayoso C, Vallejo JA, Ohneck EJ, Valle J, Actis LA, Beceiro A, Bou G, Poza M.

PLoS One. 2017 Aug 1;12(8):e0182084. doi: 10.1371/journal.pone.0182084. eCollection 2017.


Selectable Markers for Use in Genetic Manipulation of Extensively Drug-Resistant (XDR) Acinetobacter baumannii HUMC1.

Luna BM, Ulhaq A, Yan J, Pantapalangkoor P, Nielsen TB, Davies BW, Actis LA, Spellberg B.

mSphere. 2017 Apr 26;2(2). pii: e00140-17. doi: 10.1128/mSphere.00140-17. eCollection 2017 Mar-Apr.


Contribution of the A. baumannii A1S_0114 Gene to the Interaction with Eukaryotic Cells and Virulence.

Rumbo-Feal S, Pérez A, Ramelot TA, Álvarez-Fraga L, Vallejo JA, Beceiro A, Ohneck EJ, Arivett BA, Merino M, Fiester SE, Kennedy MA, Actis LA, Bou G, Poza M.

Front Cell Infect Microbiol. 2017 Apr 3;7:108. doi: 10.3389/fcimb.2017.00108. eCollection 2017.


Modeling Acinetobacter baumannii wound infections: The critical role of iron.

Fleming ID, Krezalek MA, Belogortseva N, Zaborin A, Defazio J, Chandrasekar L, Actis LA, Zaborina O, Alverdy JC.

J Trauma Acute Care Surg. 2017 Mar;82(3):557-565. doi: 10.1097/TA.0000000000001338.


Iron-Regulated Phospholipase C Activity Contributes to the Cytolytic Activity and Virulence of Acinetobacter baumannii.

Fiester SE, Arivett BA, Schmidt RE, Beckett AC, Ticak T, Carrier MV, Ghosh R, Ohneck EJ, Metz ML, Sellin Jeffries MK, Actis LA.

PLoS One. 2016 Nov 22;11(11):e0167068. doi: 10.1371/journal.pone.0167068. eCollection 2016.


The FhaB/FhaC two-partner secretion system is involved in adhesion of Acinetobacter baumannii AbH12O-A2 strain.

Pérez A, Merino M, Rumbo-Feal S, Álvarez-Fraga L, Vallejo JA, Beceiro A, Ohneck EJ, Mateos J, Fernández-Puente P, Actis LA, Poza M, Bou G.

Virulence. 2017 Aug 18;8(6):959-974. doi: 10.1080/21505594.2016.1262313. Epub 2016 Nov 18.


Draft Genome Sequences of Acinetobacter baumannii Isolates from Wounded Military Personnel.

Arivett BA, Ream DC, Fiester SE, Kidane D, Actis LA.

Genome Announc. 2016 Aug 25;4(4). pii: e00773-16. doi: 10.1128/genomeA.00773-16.


Draft Genome Sequences of Pseudomonas aeruginosa Isolates from Wounded Military Personnel.

Arivett BA, Ream DC, Fiester SE, Kidane D, Actis LA.

Genome Announc. 2016 Aug 11;4(4). pii: e00829-16. doi: 10.1128/genomeA.00829-16.


Draft Genome Sequences of Escherichia coli Isolates from Wounded Military Personnel.

Arivett BA, Ream DC, Fiester SE, Kidane D, Actis LA.

Genome Announc. 2016 Aug 11;4(4). pii: e00828-16. doi: 10.1128/genomeA.00828-16.


Analysis of the role of the LH92_11085 gene of a biofilm hyper-producing Acinetobacter baumannii strain on biofilm formation and attachment to eukaryotic cells.

Álvarez-Fraga L, Pérez A, Rumbo-Feal S, Merino M, Vallejo JA, Ohneck EJ, Edelmann RE, Beceiro A, Vázquez-Ucha JC, Valle J, Actis LA, Bou G, Poza M.

Virulence. 2016 May 18;7(4):443-55. doi: 10.1080/21505594.2016.1145335. Epub 2016 Feb 8.


Antimicrobial Activity of Gallium Protoporphyrin IX against Acinetobacter baumannii Strains Displaying Different Antibiotic Resistance Phenotypes.

Arivett BA, Fiester SE, Ohneck EJ, Penwell WF, Kaufman CM, Relich RF, Actis LA.

Antimicrob Agents Chemother. 2015 Dec;59(12):7657-65. doi: 10.1128/AAC.01472-15. Epub 2015 Sep 28.


Discovery and Characterization of New Hydroxamate Siderophores, Baumannoferrin A and B, produced by Acinetobacter baumannii.

Penwell WF, DeGrace N, Tentarelli S, Gauthier L, Gilbert CM, Arivett BA, Miller AA, Durand-Reville TF, Joubran C, Actis LA.

Chembiochem. 2015 Sep 7;16(13):1896-1904. doi: 10.1002/cbic.201500147. Epub 2015 Jul 27.


Effect of silver nanoparticle geometry on methicillin susceptible and resistant Staphylococcus aureus, and osteoblast viability.

Actis L, Srinivasan A, Lopez-Ribot JL, Ramasubramanian AK, Ong JL.

J Mater Sci Mater Med. 2015 Jul;26(7):215. doi: 10.1007/s10856-015-5538-8. Epub 2015 Jul 21.


Inhibition of AAC(6')-Ib-mediated resistance to amikacin in Acinetobacter baumannii by an antisense peptide-conjugated 2',4'-bridged nucleic acid-NC-DNA hybrid oligomer.

Lopez C, Arivett BA, Actis LA, Tolmasky ME.

Antimicrob Agents Chemother. 2015 Sep;59(9):5798-803. doi: 10.1128/AAC.01304-15. Epub 2015 Jul 13.


Draft Genome of the Multidrug-Resistant Acinetobacter baumannii Strain A155 Clinical Isolate.

Arivett BA, Fiester SE, Ream DC, Centrón D, Ramírez MS, Tolmasky ME, Actis LA.

Genome Announc. 2015 Mar 26;3(2). pii: e00212-15. doi: 10.1128/genomeA.00212-15.


Acinetobacter strains carry two functional oligosaccharyltransferases, one devoted exclusively to type IV pilin, and the other one dedicated to O-glycosylation of multiple proteins.

Harding CM, Nasr MA, Kinsella RL, Scott NE, Foster LJ, Weber BS, Fiester SE, Actis LA, Tracy EN, Munson RS Jr, Feldman MF.

Mol Microbiol. 2015 Jun;96(5):1023-41. doi: 10.1111/mmi.12986. Epub 2015 Apr 6.


Role of the carboxy terminus of SecA in iron acquisition, protein translocation, and virulence of the bacterial pathogen Acinetobacter baumannii.

Fiester SE, Nwugo CC, Penwell WF, Neary JM, Beckett AC, Arivett BA, Schmidt RE, Geiger SC, Connerly PL, Menke SM, Tomaras AP, Actis LA.

Infect Immun. 2015 Apr;83(4):1354-65. doi: 10.1128/IAI.02925-14. Epub 2015 Jan 20.


Draft Genome Sequences of Klebsiella pneumoniae Clinical Type Strain ATCC 13883 and Three Multidrug-Resistant Clinical Isolates.

Arivett BA, Ream DC, Fiester SE, Mende K, Murray CK, Thompson MG, Kanduru S, Summers AM, Roth AL, Zurawski DV, Actis LA.

Genome Announc. 2015 Jan 15;3(1). pii: e01385-14. doi: 10.1128/genomeA.01385-14.


Using a microbial physiologic and genetic approach to investigate how bacteria sense physical stimuli.

Mussi MA, Actis LA, de Mendoza D, Cybulski LE.

Biochem Mol Biol Educ. 2014 Sep-Oct;42(5):427-34. doi: 10.1002/bmb.20810. Epub 2014 Jul 23.


AB5075, a Highly Virulent Isolate of Acinetobacter baumannii, as a Model Strain for the Evaluation of Pathogenesis and Antimicrobial Treatments.

Jacobs AC, Thompson MG, Black CC, Kessler JL, Clark LP, McQueary CN, Gancz HY, Corey BW, Moon JK, Si Y, Owen MT, Hallock JD, Kwak YI, Summers A, Li CZ, Rasko DA, Penwell WF, Honnold CL, Wise MC, Waterman PE, Lesho EP, Stewart RL, Actis LA, Palys TJ, Craft DW, Zurawski DV.

MBio. 2014 May 27;5(3):e01076-14. doi: 10.1128/mBio.01076-14.


Antimicrobial surfaces for craniofacial implants: state of the art.

Actis L, Gaviria L, Guda T, Ong JL.

J Korean Assoc Oral Maxillofac Surg. 2013 Apr;39(2):43-54. doi: 10.5125/jkaoms.2013.39.2.43. Epub 2013 Apr 23. Review.


Acinetobacter baumannii strain M2 produces type IV pili which play a role in natural transformation and twitching motility but not surface-associated motility.

Harding CM, Tracy EN, Carruthers MD, Rather PN, Actis LA, Munson RS Jr.

MBio. 2013 Aug 6;4(4). pii: e00360-13. doi: 10.1128/mBio.00360-13.


Functional features of TonB energy transduction systems of Acinetobacter baumannii.

Zimbler DL, Arivett BA, Beckett AC, Menke SM, Actis LA.

Infect Immun. 2013 Sep;81(9):3382-94. doi: 10.1128/IAI.00540-13. Epub 2013 Jul 1.


Plasmid- and chromosome-encoded siderophore anguibactin systems found in marine vibrios: biosynthesis, transport and evolution.

Naka H, Liu M, Actis LA, Crosa JH.

Biometals. 2013 Aug;26(4):537-47. doi: 10.1007/s10534-013-9629-z. Epub 2013 May 10.


Stress responses in the opportunistic pathogen Acinetobacter baumannii.

Fiester SE, Actis LA.

Future Microbiol. 2013 Mar;8(3):353-65. doi: 10.2217/fmb.12.150. Review.


Staring at the cold sun: blue light regulation is distributed within the genus Acinetobacter.

Golic A, Vaneechoutte M, Nemec A, Viale AM, Actis LA, Mussi MA.

PLoS One. 2013;8(1):e55059. doi: 10.1371/journal.pone.0055059. Epub 2013 Jan 24.


Effect of ethanol on differential protein production and expression of potential virulence functions in the opportunistic pathogen Acinetobacter baumannii.

Nwugo CC, Arivett BA, Zimbler DL, Gaddy JA, Richards AM, Actis LA.

PLoS One. 2012;7(12):e51936. doi: 10.1371/journal.pone.0051936. Epub 2012 Dec 20.


Identification of BfmR, a response regulator involved in biofilm development, as a target for a 2-Aminoimidazole-based antibiofilm agent.

Thompson RJ, Bobay BG, Stowe SD, Olson AL, Peng L, Su Z, Actis LA, Melander C, Cavanagh J.

Biochemistry. 2012 Dec 11;51(49):9776-8. doi: 10.1021/bi3015289. Epub 2012 Nov 29.


Yersinia pestis transition metal divalent cation transporters.

Perry RD, Bobrov AG, Kirillina O, Rhodes ER, Actis LA, Fetherston JD.

Adv Exp Med Biol. 2012;954:267-79. doi: 10.1007/978-1-4614-3561-7_34. Review. No abstract available.


Extracellular stress and lipopolysaccharide modulate Acinetobacter baumannii surface-associated motility.

McQueary CN, Kirkup BC, Si Y, Barlow M, Actis LA, Craft DW, Zurawski DV.

J Microbiol. 2012 Jun;50(3):434-43. doi: 10.1007/s12275-012-1555-1. Epub 2012 Jun 30.


The Acinetobacter baumannii entA gene located outside the acinetobactin cluster is critical for siderophore production, iron acquisition and virulence.

Penwell WF, Arivett BA, Actis LA.

PLoS One. 2012;7(5):e36493. doi: 10.1371/journal.pone.0036493. Epub 2012 May 3.


Acinetobacter baumannii: human infections, factors contributing to pathogenesis and animal models.

McConnell MJ, Actis L, Pachón J.

FEMS Microbiol Rev. 2013 Mar;37(2):130-55. doi: 10.1111/j.1574-6976.2012.00344.x. Epub 2012 Jun 18. Review.


Stress response and virulence functions of the Acinetobacter baumannii NfuA Fe-S scaffold protein.

Zimbler DL, Park TM, Arivett BA, Penwell WF, Greer SM, Woodruff TM, Tierney DL, Actis LA.

J Bacteriol. 2012 Jun;194(11):2884-93. doi: 10.1128/JB.00213-12. Epub 2012 Mar 30.


Role of acinetobactin-mediated iron acquisition functions in the interaction of Acinetobacter baumannii strain ATCC 19606T with human lung epithelial cells, Galleria mellonella caterpillars, and mice.

Gaddy JA, Arivett BA, McConnell MJ, López-Rojas R, Pachón J, Actis LA.

Infect Immun. 2012 Mar;80(3):1015-24. doi: 10.1128/IAI.06279-11. Epub 2012 Jan 9.


Horizontal gene transfer and assortative recombination within the Acinetobacter baumannii clinical population provide genetic diversity at the single carO gene, encoding a major outer membrane protein channel.

Mussi MA, Limansky AS, Relling V, Ravasi P, Arakaki A, Actis LA, Viale AM.

J Bacteriol. 2011 Sep;193(18):4736-48. doi: 10.1128/JB.01533-10. Epub 2011 Jul 15.


Acinetobacter baumannii biofilms: variations among strains and correlations with other cell properties.

McQueary CN, Actis LA.

J Microbiol. 2011 Apr;49(2):243-50. doi: 10.1007/s12275-011-0343-7. Epub 2011 May 3.


Insight into innovative approaches to battle Acinetobacter baumannii infection therapy struggles.

Actis LA.

Virulence. 2010 Jan-Feb;1(1):6-7. doi: 10.4161/viru.1.1.10210. No abstract available.


The opportunistic human pathogen Acinetobacter baumannii senses and responds to light.

Mussi MA, Gaddy JA, Cabruja M, Arivett BA, Viale AM, Rasia R, Actis LA.

J Bacteriol. 2010 Dec;192(24):6336-45. doi: 10.1128/JB.00917-10. Epub 2010 Oct 1.

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