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Items: 1 to 50 of 70

1.

Loss of RAF kinase inhibitor protein is involved in myelomonocytic differentiation and aggravates RAS-driven myeloid leukemogenesis.

Caraffini V, Geiger O, Rosenberger A, Hatzl S, Perfler B, Berg JL, Lim C, Strobl H, Kashofer K, Schauer S, Beham-Schmid C, Hoefler G, Geissler K, Quehenberger F, Kolch W, Athineos D, Blyth K, Wölfler A, Sill H, Zebisch A.

Haematologica. 2019 May 16. pii: haematol.2018.209650. doi: 10.3324/haematol.2018.209650. [Epub ahead of print]

2.

2-Tridecanone impacts surface-associated bacterial behaviours and hinders plant-bacteria interactions.

López-Lara IM, Nogales J, Pech-Canul Á, Calatrava-Morales N, Bernabéu-Roda LM, Durán P, Cuéllar V, Olivares J, Alvarez L, Palenzuela-Bretones D, Romero M, Heeb S, Cámara M, Geiger O, Soto MJ.

Environ Microbiol. 2018 Jun;20(6):2049-2065. doi: 10.1111/1462-2920.14083. Epub 2018 Mar 30.

PMID:
29488306
3.

1,2-Diacylglycerol choline phosphotransferase catalyzes the final step in the unique Treponema denticola phosphatidylcholine biosynthesis pathway.

Vences-Guzmán MÁ, Paula Goetting-Minesky M, Guan Z, Castillo-Ramirez S, Córdoba-Castro LA, López-Lara IM, Geiger O, Sohlenkamp C, Christopher Fenno J.

Mol Microbiol. 2017 Mar;103(5):896-912. doi: 10.1111/mmi.13596. Epub 2017 Jan 17.

4.

Defining Substrate Specificities for Lipase and Phospholipase Candidates.

Sahonero-Canavesi DX, Zavaleta-Pastor M, Martínez-Aguilar L, López-Lara IM, Geiger O.

J Vis Exp. 2016 Nov 23;(117). doi: 10.3791/54613.

5.

Bacterial lipid diversity.

López-Lara IM, Geiger O.

Biochim Biophys Acta Mol Cell Biol Lipids. 2017 Nov;1862(11):1287-1299. doi: 10.1016/j.bbalip.2016.10.007. Epub 2016 Oct 17. Review.

PMID:
27760387
6.

Increased Expression of miR-23a Mediates a Loss of Expression in the RAF Kinase Inhibitor Protein RKIP.

Hatzl S, Geiger O, Kuepper MK, Caraffini V, Seime T, Furlan T, Nussbaumer E, Wieser R, Pichler M, Scheideler M, Nowek K, Jongen-Lavrencic M, Quehenberger F, Wölfler A, Troppmair J, Sill H, Zebisch A.

Cancer Res. 2016 Jun 15;76(12):3644-54. doi: 10.1158/0008-5472.CAN-15-3049. Epub 2016 Apr 15.

7.

Deletion of the 2-acyl-glycerophosphoethanolamine cycle improve glucose metabolism in Escherichia coli strains employed for overproduction of aromatic compounds.

Aguilar C, Flores N, Riveros-McKay F, Sahonero-Canavesi D, Carmona SB, Geiger O, Escalante A, Bolívar F.

Microb Cell Fact. 2015 Dec 1;14:194. doi: 10.1186/s12934-015-0382-6.

8.

Deletion of SPRY4 is a frequent event in secondary acute myeloid leukemia.

Geiger O, Hatzl S, Kashofer K, Hoefler G, Wölfler A, Sill H, Zebisch A.

Ann Hematol. 2015 Nov;94(11):1923-4. doi: 10.1007/s00277-015-2445-5. Epub 2015 Jul 25. No abstract available.

9.

OlsG (Sinac_1600) Is an Ornithine Lipid N-Methyltransferase from the Planctomycete Singulisphaera acidiphila.

Escobedo-Hinojosa WI, Vences-Guzmán MÁ, Schubotz F, Sandoval-Calderón M, Summons RE, López-Lara IM, Geiger O, Sohlenkamp C.

J Biol Chem. 2015 Jun 12;290(24):15102-11. doi: 10.1074/jbc.M115.639575. Epub 2015 Apr 29.

10.

Bacterial membrane lipids: diversity in structures and pathways.

Sohlenkamp C, Geiger O.

FEMS Microbiol Rev. 2016 Jan;40(1):133-59. doi: 10.1093/femsre/fuv008. Epub 2015 Apr 9. Review.

PMID:
25862689
11.

Fatty acid-releasing activities in Sinorhizobium meliloti include unusual diacylglycerol lipase.

Sahonero-Canavesi DX, Sohlenkamp C, Sandoval-Calderón M, Lamsa A, Pogliano K, López-Lara IM, Geiger O.

Environ Microbiol. 2015 Sep;17(9):3391-406. doi: 10.1111/1462-2920.12814. Epub 2015 Mar 27.

12.

Discovery of a bifunctional acyltransferase responsible for ornithine lipid synthesis in Serratia proteamaculans.

Vences-Guzmán MÁ, Guan Z, Escobedo-Hinojosa WI, Bermúdez-Barrientos JR, Geiger O, Sohlenkamp C.

Environ Microbiol. 2015 May;17(5):1487-96. doi: 10.1111/1462-2920.12562. Epub 2014 Aug 7.

PMID:
25040623
13.

Agrobacteria lacking ornithine lipids induce more rapid tumour formation.

Vences-Guzmán MÁ, Guan Z, Bermúdez-Barrientos JR, Geiger O, Sohlenkamp C.

Environ Microbiol. 2013 Mar;15(3):895-906. doi: 10.1111/j.1462-2920.2012.02867.x. Epub 2012 Sep 9.

14.

Phosphatidylcholine biosynthesis and function in bacteria.

Geiger O, López-Lara IM, Sohlenkamp C.

Biochim Biophys Acta. 2013 Mar;1831(3):503-13. doi: 10.1016/j.bbalip.2012.08.009. Epub 2012 Aug 19. Review.

PMID:
22922101
15.

Ornithine lipids and their structural modifications: from A to E and beyond.

Vences-Guzmán MÁ, Geiger O, Sohlenkamp C.

FEMS Microbiol Lett. 2012 Oct;335(1):1-10. doi: 10.1111/j.1574-6968.2012.02623.x. Epub 2012 Jul 9. Review.

16.

Functional and topological analysis of phosphatidylcholine synthase from Sinorhizobium meliloti.

Solís-Oviedo RL, Martínez-Morales F, Geiger O, Sohlenkamp C.

Biochim Biophys Acta. 2012 Apr;1821(4):573-81. doi: 10.1016/j.bbalip.2012.01.016. Epub 2012 Feb 8.

PMID:
22333179
17.

FadD is required for utilization of endogenous fatty acids released from membrane lipids.

Pech-Canul Á, Nogales J, Miranda-Molina A, Álvarez L, Geiger O, Soto MJ, López-Lara IM.

J Bacteriol. 2011 Nov;193(22):6295-304. doi: 10.1128/JB.05450-11. Epub 2011 Sep 16.

18.

The dioxygenase-encoding olsD gene from Burkholderia cenocepacia causes the hydroxylation of the amide-linked fatty acyl moiety of ornithine-containing membrane lipids.

González-Silva N, López-Lara IM, Reyes-Lamothe R, Taylor AM, Sumpton D, Thomas-Oates J, Geiger O.

Biochemistry. 2011 Jul 26;50(29):6396-408. doi: 10.1021/bi200706v. Epub 2011 Jul 5.

PMID:
21707055
19.

Plasmids with a chromosome-like role in rhizobia.

Landeta C, Dávalos A, Cevallos MÁ, Geiger O, Brom S, Romero D.

J Bacteriol. 2011 Mar;193(6):1317-26. doi: 10.1128/JB.01184-10. Epub 2011 Jan 7.

20.

Hydroxylated ornithine lipids increase stress tolerance in Rhizobium tropici CIAT899.

Vences-Guzmán MÁ, Guan Z, Ormeño-Orrillo E, González-Silva N, López-Lara IM, Martínez-Romero E, Geiger O, Sohlenkamp C.

Mol Microbiol. 2011 Mar;79(6):1496-514. doi: 10.1111/j.1365-2958.2011.07535.x. Epub 2011 Jan 23.

21.

Altered lipid A structures and polymyxin hypersensitivity of Rhizobium etli mutants lacking the LpxE and LpxF phosphatases.

Ingram BO, Sohlenkamp C, Geiger O, Raetz CR.

Biochim Biophys Acta. 2010 May;1801(5):593-604. doi: 10.1016/j.bbalip.2010.02.001. Epub 2010 Feb 11.

22.

Phosphatidylcholine levels of peanut-nodulating Bradyrhizobium sp. SEMIA 6144 affect cell size and motility.

Medeot DB, Sohlenkamp C, Dardanelli MS, Geiger O, de Lema MG, López-Lara IM.

FEMS Microbiol Lett. 2010 Feb;303(2):123-31. doi: 10.1111/j.1574-6968.2009.01873.x. Epub 2009 Dec 3.

23.

Sinorhizobium meliloti phospholipase C required for lipid remodeling during phosphorus limitation.

Zavaleta-Pastor M, Sohlenkamp C, Gao JL, Guan Z, Zaheer R, Finan TM, Raetz CR, López-Lara IM, Geiger O.

Proc Natl Acad Sci U S A. 2010 Jan 5;107(1):302-7. doi: 10.1073/pnas.0912930107. Epub 2009 Dec 14.

24.

SMc01553 is the sixth acyl carrier protein in Sinorhizobium meliloti 1021.

Dávila-Martínez Y, Ramos-Vega AL, Contreras-Martínez S, Encarnación S, Geiger O, López-Lara IM.

Microbiology. 2010 Jan;156(Pt 1):230-9. doi: 10.1099/mic.0.033480-0. Epub 2009 Oct 1.

PMID:
19797355
25.

Amino acid-containing membrane lipids in bacteria.

Geiger O, González-Silva N, López-Lara IM, Sohlenkamp C.

Prog Lipid Res. 2010 Jan;49(1):46-60. doi: 10.1016/j.plipres.2009.08.002. Epub 2009 Aug 22. Review.

PMID:
19703488
26.

A eukaryote-like cardiolipin synthase is present in Streptomyces coelicolor and in most actinobacteria.

Sandoval-Calderón M, Geiger O, Guan Z, Barona-Gómez F, Sohlenkamp C.

J Biol Chem. 2009 Jun 26;284(26):17383-90. doi: 10.1074/jbc.M109.006072. Epub 2009 May 13.

27.

SMb20651 is another acyl carrier protein from Sinorhizobium meliloti.

Ramos-Vega AL, Dávila-Martínez Y, Sohlenkamp C, Contreras-Martínez S, Encarnación S, Geiger O, López-Lara IM.

Microbiology. 2009 Jan;155(Pt 1):257-67. doi: 10.1099/mic.0.022079-0.

PMID:
19118366
28.

Sinorhizobium meliloti mutants deficient in phosphatidylserine decarboxylase accumulate phosphatidylserine and are strongly affected during symbiosis with alfalfa.

Vences-Guzmán MA, Geiger O, Sohlenkamp C.

J Bacteriol. 2008 Oct;190(20):6846-56. doi: 10.1128/JB.00610-08. Epub 2008 Aug 15.

29.

Transcriptional interference and repression modulate the conjugative ability of the symbiotic plasmid of Rhizobium etli.

Sepúlveda E, Pérez-Mendoza D, Ramírez-Romero MA, Soto MJ, López-Lara IM, Geiger O, Sanjuán J, Brom S, Romero D.

J Bacteriol. 2008 Jun;190(12):4189-97. doi: 10.1128/JB.00041-08. Epub 2008 Apr 18.

30.

Multiple phospholipid N-methyltransferases with distinct substrate specificities are encoded in Bradyrhizobium japonicum.

Hacker S, Sohlenkamp C, Aktas M, Geiger O, Narberhaus F.

J Bacteriol. 2008 Jan;190(2):571-80. Epub 2007 Nov 9.

31.

Phosphatidylcholine synthesis is required for optimal function of Legionella pneumophila virulence determinants.

Conover GM, Martinez-Morales F, Heidtman MI, Luo ZQ, Tang M, Chen C, Geiger O, Isberg RR.

Cell Microbiol. 2008 Feb;10(2):514-28. Epub 2007 Nov 2.

32.

The lipid lysyl-phosphatidylglycerol is present in membranes of Rhizobium tropici CIAT899 and confers increased resistance to polymyxin B under acidic growth conditions.

Sohlenkamp C, Galindo-Lagunas KA, Guan Z, Vinuesa P, Robinson S, Thomas-Oates J, Raetz CR, Geiger O.

Mol Plant Microbe Interact. 2007 Nov;20(11):1421-30.

33.

The post-genomic era--what comes next?

López-Lara IM, Sohlenkamp C, Geiger O.

Rev Latinoam Microbiol. 2006 Jan-Mar;48(1):44-5. No abstract available.

PMID:
17357573
34.

The Sinorhizobium medicae WSM419 lpiA gene is transcriptionally activated by FsrR and required to enhance survival in lethal acid conditions.

Reeve WG, Bräu L, Castelli J, Garau G, Sohlenkamp C, Geiger O, Dilworth MJ, Glenn AR, Howieson JG, Tiwari RP.

Microbiology. 2006 Oct;152(Pt 10):3049-59.

PMID:
17005985
35.

A ClC chloride channel homolog and ornithine-containing membrane lipids of Rhizobium tropici CIAT899 are involved in symbiotic efficiency and acid tolerance.

Rojas-Jiménez K, Sohlenkamp C, Geiger O, Martínez-Romero E, Werner D, Vinuesa P.

Mol Plant Microbe Interact. 2005 Nov;18(11):1175-85.

36.

Phosphorus-free membrane lipids of Sinorhizobium meliloti are not required for the symbiosis with alfalfa but contribute to increased cell yields under phosphorus-limiting conditions of growth.

López-Lara IM, Gao JL, Soto MJ, Solares-Pérez A, Weissenmayer B, Sohlenkamp C, Verroios GP, Thomas-Oates J, Geiger O.

Mol Plant Microbe Interact. 2005 Sep;18(9):973-82.

37.

Identification of a gene required for the formation of lyso-ornithine lipid, an intermediate in the biosynthesis of ornithine-containing lipids.

Gao JL, Weissenmayer B, Taylor AM, Thomas-Oates J, López-Lara IM, Geiger O.

Mol Microbiol. 2004 Sep;53(6):1757-70.

38.
39.

Pathways for phosphatidylcholine biosynthesis in bacteria.

Martínez-Morales F, Schobert M, López-Lara IM, Geiger O.

Microbiology. 2003 Dec;149(Pt 12):3461-71.

PMID:
14663079
40.

Membrane lipids in plant-associated bacteria: their biosyntheses and possible functions.

López-Lara IM, Sohlenkamp C, Geiger O.

Mol Plant Microbe Interact. 2003 Jul;16(7):567-79. Review. Erratum in: Mol Plant Microbe Interact. 2003 Aug;16(8):740.

41.

A global analysis of protein expression profiles in Sinorhizobium meliloti: discovery of new genes for nodule occupancy and stress adaptation.

Djordjevic MA, Chen HC, Natera S, Van Noorden G, Menzel C, Taylor S, Renard C, Geiger O, Weiller GF; Sinorhizobium DNA Sequencing Consortium.

Mol Plant Microbe Interact. 2003 Jun;16(6):508-24.

42.

Biosynthesis of phosphatidylcholine in bacteria.

Sohlenkamp C, López-Lara IM, Geiger O.

Prog Lipid Res. 2003 Mar;42(2):115-62. Review.

PMID:
12547654
43.

Identification of a gene required for the biosynthesis of ornithine-derived lipids.

Weissenmayer B, Gao JL, López-Lara IM, Geiger O.

Mol Microbiol. 2002 Aug;45(3):721-33.

45.

Novel pathway for phosphatidylcholine biosynthesis in bacteria associated with eukaryotes.

López-Lara IM, Geiger O.

J Biotechnol. 2001 Oct 4;91(2-3):211-21. Review.

PMID:
11566392
46.

The nodulation protein NodG shows the enzymatic activity of an 3-oxoacyl-acyl carrier protein reductase.

López-Lara IM, Geiger O.

Mol Plant Microbe Interact. 2001 Mar;14(3):349-57.

47.

Phosphatidylcholine levels in Bradyrhizobium japonicum membranes are critical for an efficient symbiosis with the soybean host plant.

Minder AC, de Rudder KE, Narberhaus F, Fischer HM, Hennecke H, Geiger O.

Mol Microbiol. 2001 Mar;39(5):1186-98.

48.
49.

Cloning and characterization of the gene for phosphatidylcholine synthase.

Sohlenkamp C, de Rudder KE, Rohrs V, Lopez-Lara IM, Geiger O.

J Biol Chem. 2000 Jun 23;275(25):18919-25. Erratum in: J Biol Chem 2000 Sep 1;275(35):27500.

50.

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