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2023
1 Jonsmoen, Unni Lise Albertsdottir; Kristensen, Elise Egeli; Haugen, August R; Zegeye, Ephrem Debebe; Llarena, Ann-Katrin; Sleutel, Mike; Remaut, Han; Andersson, Magnus; Aspholm, Marina Elisabeth.
Endospore appendages contributes to adhesion to surfaces and autoaggregation of spores.. European Spore Conference (10th); 2023-04-03 - 2023-04-05
NMBU Untitled
 
2 Malyshev, Dmitry; Öberg, Rasmus; Andersson, Magnus; Kristensen, Elise Egeli; Zegeye, Ephrem Debebe; Aspholm, Marina Elisabeth.
Physical and functional characterization of B. cereus endospore appendages. VET PhD Day; 2023-05-05 - 2023-05-05
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2022
3 Jonsmoen, Unni Lise Albertsdottir; Haugen, August R; Zegeye, Ephrem Debebe; O'Sullivan, Kristin; Llarena, Ann-Katrin; Aspholm, Marina Elisabeth.
The role of novel pilus-like endospore appendages in attachment to abiotic surfaces and the subsequent biofilm formation. BACT 2022; 2022-04-24 - 2022-04-28
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4 Zegeye, Ephrem Debebe; Aspholm, Marina.
Efficient Electrotransformation of Bacillus thuringiensis for Gene Manipulation and Expression. Current Protocols in Microbiology 2022 ;Volum 2.(11) s. -
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5 Zegeye, Ephrem Debebe; Diaz, Yuleima; Puntervoll, Pål.
Vaccine Candidate Double Mutant Variants of Enterotoxigenic Escherichia coli Heat-Stable Toxin. Vaccines 2022 ;Volum 10.(2) s. -
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2021
6 Jonsmoen, Unni Lise Albertsdottir; Zegeye, Ephrem Debebe; Llarena, Ann-Katrin; Aspholm, Marina Elisabeth.
Endospore Appendages: Their potential Role in Binding to Abiotic Surfaces. IBA annual meeting; 2021-11-01 - 2021-11-02
NMBU Untitled
 
7 Pradhan, Brajabandhu; Liedtke, Janine; Sleutel, Mike; Lindbäck, Toril; Zegeye, Ephrem Debebe; O_Sullivan, Kristin; Llarena, Ann-Katrin; Brynildsrud, Ola Brønstad; Aspholm, Marina Elisabeth; Remaut, Han.
Endospore Appendages: a novel pilus superfamily from the endospores of pathogenic Bacilli. EMBO Journal 2021 ;Volum 40.(17) s. -
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8 Zegeye, Ephrem Debebe; Pradhan, Brajabandhu; Llarena, Ann-Katrin; Aspholm, Marina.
Enigmatic pilus‐like endospore appendages of bacillus cereus group species. International Journal of Molecular Sciences 2021 ;Volum 22.(22)
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2020
9 Yimer, Solomon Abebe; Kalayou, Shewit; Homberset, Håvard; Birhanu, Alemayehu Godana; Riaz, Tahira; Zegeye, Ephrem Debebe; Lutter, Timo; Abebe, Markos; Holm-Hansen, Carol J.C.; Aseffa, Abraham; Tonjum, Tone.
Lineage-specific proteomic signatures in the Mycobacterium tuberculosis complex reveal differential abundance of proteins involved in virulence, DNA repair, CRISPR-Cas, bioenergetics and lipid metabolism. Frontiers in Microbiology 2020 ;Volum 11. s. -
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2019
10 Diaz, Yuleima; Govasli Larsen, Morten Andreas; Zegeye, Ephrem Debebe; Sommerfelt, Halvor; Steinsland, Hans; Puntervoll, Pål.
Immunizations with enterotoxigenic Escherichia coli heat-stable toxin conjugates engender toxin-neutralizing antibodies in mice that also cross-react with guanylin and uroguanylin. Infection and Immunity 2019 ;Volum 87.(7) s. 1-12
NORCE UiB FHI Untitled
 
11 Øya, Elisabeth; Zegeye, Fikirte Debebe; Bølling, Anette Kocbach; Øvstebø, Reidun; Afanou, Komlavi Anani; Øvrevik, Johan; Refsnes, Magne Arnold; Holme, Jørn Andreas.
Hyphae fragments from A. fumigatus sensitize lung cells to silica particles (Min-U-Sil): Increased release of IL-1?. Toxicology in Vitro 2019 ;Volum 55. s. 1-10
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12 Birhanu, Alemayehu Godana; Solomon, Abebe Yimer; Kalayou, Shewit; Riaz, Tahira; Zegeye, Ephrem Debebe; Holm-Hansen, Carol J C; Norheim, Gunnstein; Aseffa, Abraham; Abebe, Markos; Tonjum, Tone.
Ample glycosylation in membrane and cell envelope proteins may explain the phenotypic diversity and virulence in the Mycobacterium tuberculosis complex. Scientific Reports 2019 ;Volum 9:2927. s. 1-15
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13 Zegeye, Ephrem Debebe; Gómez-Muñoz, Marta; Namouchi, Amine; Balasingham, Seetha; Szpinda, Irena; Förstner, Konrad; Vogel, Jörg; Tonjum, Tone.
A nutrient supplement promotes the rapid detection and improved sensitivity of mycobacteria in clinical samples via the differential regulation of dormancy genes and noncoding RNAs. 14th Microsymposium on Small RNA Biology; 2019-05-15 - 2019-05-17
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2018
14 Coic, Yves-Marie; Diaz, Yuleima; Zegeye, Ephrem Debebe; Sommerfelt, Halvor; Puntervoll, Pål; Mulard, Laurence; Baleux, Françoice.
On the challenge of cysteine-rich peptide synthesis: the heat-stable toxin from Enterotoxigenic Escherichia coli (STh) and its toxoids. 35 EPS European peptide symposium; 2018-08-26 - 2018-08-31
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15 Govasli Larsen, Morten Andreas; Diaz, Yuleima; Zegeye, Ephrem Debebe; Darbakk, Christine; Taxt, Arne Michael; Puntervoll, Pål.
Purification and characterization of native and vaccine candidate mutant enterotoxigenic escherichia coli heat-stable toxins. Toxins 2018 ;Volum 10:274.(7) s. 1-15
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16 Govasli, Morten L.; Diaz, Yuleima; Zegeye, Ephrem Debebe; Darbakk, Christine; Taxt M., Arne; Puntervoll, Pål.
Purification and characterization of native and vaccine candidate mutant enterotoxigenic Escherichia coli heat-stable toxins. VASE 2018: Vaccines against Shigella and ETEC; 2018-06-11 - 2018-06-14
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17 Zegeye, Ephrem Debebe; Baleux, Françoice; Barman, Anaxee; Coic, Yves-Marie; Diaz, Yuleima; Mishra, Vishwas; Clements, John D.; Mulard, Laurence; Visweswariah, Sandhya S.; Sommerfelt, Halvor; Puntervoll, Pål.
Towards a heat-stable toxin-based subunit vaccine against enterotoxigenic E. coli. VASE 2018: Vaccines against Shigella and ETEC; 2018-06-11 - 2018-06-14
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18 Zegeye, Ephrem Debebe; Govasli Larsen, Morten Andreas; Sommerfelt, Halvor; Puntervoll, Pål.
Development of an enterotoxigenic Escherichia coli vaccine based on the heat-stable toxin. Human Vaccines & Immunotherapeutics 2018 ;Volum 15.(6) s. 1379-1388
FHI UiB NORCE Untitled
 
2017
19 Diaz, Yuleima; Govasli Larsen, Morten Andreas; Zegeye, Ephrem Debebe; Puntervoll, Pål.
Both the STh and the STp variant of the heat-stable toxin of enterotoxigenic Escherichia coli can elicit antibodies that cross react with guanylin and/or uroguanylin. Vaccines for Enteric Disease; 2017-10-09 - 2017-10-11
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20 Castañeda-García, Alfredo; Prieto, Anabel I.; Rodríguez-Beltrán, Jerónimo; Alonso, N.; Cantillon, Daire; Costas, Coloma; Pérez-Lago, Laura; Zegeye, Ephrem Debebe; Herranz, Marta; Płociński, Przemysław; Tonjum, Tone; García De Viedma, Darío G.; Paget, Mark S.B.; Waddell, Simon J.; Rojas, Ana M.; Doherty, Aidan J.; Blázquez, Jesús L..
A non-canonical mismatch repair pathway in prokaryotes. Nature Communications 2017 ;Volum 8:14246. s. 1-10
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21 Yimer, Solomon Abebe; Birhanu, Alemayehu Godana; Kalayou, Shewit; Riaz, Tahira; Zegeye, Ephrem Debebe; Beyene, Getachew Tesfaye; Holm-Hansen, Carol J C; Norheim, Gunnstein; Abebe, Markose; Aseffa, Abraham; Tonjum, Tone.
Comparative proteomic analysis of Mycobacterium tuberculosis lineage 7 and lineage 4 strains reveals differentially abundant proteins linked to slow growth and virulence. Frontiers in Microbiology 2017 ;Volum 8:795. s. 1-14
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2016
22 Puntervoll, Pål; Diaz, Yuleima; Taxt, Arne Michael; Zegeye, Ephrem Debebe; Govasli Larsen, Morten Andreas; Nataro, James Paul; Clements, John D.; Sommerfelt, Halvor.
Towards rational design of a toxoid vaccine against the heat-stable toxin-producing Escherichia coli. Vaccines Against Shigella and ETEC (VASE) Conference; 2016-06-28 - 2016-06-30
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23 Yimer, Solomon Abebe; Birhanu, Alemayehu Godana; Shewit, Kalayou; Riaz, Tahira; Zegeye, Ephrem Debebe; Beyene, Getachew Tesfaye; Holm-Hansen, Carol J C; Norheim, Gunnstein; Abebe, Markos; Aseffa, Abraham; Tonjum, Tone.
First proteomic analysis of Mycobacterium tuberculosis lineage 7 differentially expressed proteins involved for growth. 47th Union World Conference on Lung Health; 2016-10-26 - 2016-10-29
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24 Yimer, Solomon Abebe; Namouchi, Amine; Zegeye, Ephrem Debebe; Holm-Hansen, Carol J C; Norheim, Gunnstein; Abebe, Markos; Aseffa, Abraham; Tonjum, Tone.
Deciphering the recent phylogenetic expansion of the originally deeply rooted Mycobacterium tuberculosis lineage 7. BMC Evolutionary Biology 2016 ;Volum 16:146. s. 1-10
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25 Zegeye, Ephrem Debebe.
Targeting the ST toxin of Enterotoxigenic E. coli (ETEC) for a vaccine against ETEC-mediated diarrhea. Uni Research Environment Seminar; 2016-09-15
UiO Untitled
 
2015
26 Yimer, Solomon Abebe; Namouchi, Amine; Riaz, Tahira; Zegeye, Ephrem Debebe; Godana, Alemayehu; Holm-Hansen, Carol J C; Norheim, Gunnstein; Aseffa, Abraham; Tonjum, Tone.
Genomic and proteomic analysis of Mycobacterium tuberculosis lineage 7 strains from Ethiopia. Oral presentation at the 46th Union World Conference on Lung Health Cape Town, South Africa: 2 December - 6 December 2015. Oral presentation; 2015-12-02 - 2015-12-06
FHI UiO Untitled
 
27 Yimer, Solomon Abebe; Norheim, Gunnstein; Namouchi, Amine; Zegeye, Ephrem Debebe; Kinander, Wibeke; Tonjum, Tone; Bekele, Shiferaw; Mannsåker, Turid; Bjune, Gunnar Aksel; Aseffa, Abraham; Holm-Hansen, Carol J C.
Mycobacterium tuberculosis lineage 7 strains are associated with prolonged patient delay in seeking treatment for pulmonary tuberculosis in Amhara region, Ethiopia. Journal of Clinical Microbiology 2015 ;Volum 53.(4) s. 1301-1309
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28 Yimer, Solomon Abebe; Norheim, Gunnstein; Namouchi, Amine; Zegeye, Ephrem Debebe; Kinander, Wibeke; Tonjum, Tone; Mannsåker, Turid; Bjune, Gunnar Aksel; Holm-Hansen, Carol J C.
Lineage 7 Mycobacterium tuberculosis strains are associated with longer patient delay in pulmonary TB patients. TB Summit; 2015-03-24 - 2015-03-26
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2014
29 Yimer, Solomon; Egge-Jacobsen, Wolfgang; Zegeye, Ephrem Debebe; Norheim, Gunnstein; Holm-Hansen, Carol J C; Aseffa, Abraham; Tonjum, Tone.
Unraveling unique posttranslational modification profiles in Mycobacterium tuberculosis lineage 7 strains from Ethiopia. Annual Conference; 2014-12-04 - 2014-12-05
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30 Zegeye, Ephrem Debebe; Balasingham, Seetha; Lærdahl, Jon Kristen; Homberset, Håvard; Kristiansen, Per Eugen; Tønjum, Tone.
Effects of conserved residues and naturally occurring mutations on Mycobacterium tuberculosis RecG helicase activity. Microbiology (Reading) 2014 ;Volum 160.(1) s. 217-227
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2013
31 Balasingham, Seetha; Zegeye, Ephrem Debebe; Homberset, Håvard; Rossi, Marie; Lærdahl, Jon Kristen; Bohr, Vilhelm A.; Tønjum, Tone.
Unique Features of DNA Helicases in Mycobacterium tuberculosis. EMBO Conference: Helicases and Nucleic Acid Translocases; 2013-08-04 - 2013-08-08
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32 Balasingham, Seetha; Zegeye, Ephrem Debebe; Homberset, Håvard; Rossi, Marie; Lærdahl, Jon Kristen; Bohr, Vilhelm A.; Tønjum, Tone.
Unique features of DNA repair helicases in Mycobacterium tuberculosis. GMM4: 4th Microbial Genome Maintenance Meeting; 2013-04-26 - 2013-04-29
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33 Zegeye, Ephrem Debebe; Balasingham, Seetha; Lærdahl, Jon Kristen; Homberset, Håvard; Tønjum, Tone.
Mycobacterium tuberculosis RecG is a helicase enzyme with broad DNA substrate specificity. EMBO Conference: Helicases and Nucleic Acid Translocases; 2013-08-04 - 2013-08-08
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34 Zegeye, Ephrem Debebe; Balasingham, Seetha; Lærdahl, Jon Kristen; Homberset, Håvard; Tønjum, Tone.
Mycobacterium tuberculosis RecG is a helicase enzyme with broad DNA substrate specificity. GMM4: 4th Microbial Genome Maintenance Meeting; 2013-04-26 - 2013-04-29
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35 Zegeye, Ephrem Debebe.
Biochemical Characterization of the DNA Helicases RecG, XPB and DinG in Mycobacterium tuberculosis. : University of Oslo 2013 (ISBN 978-82-8264-237-8) 200 s.
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2012
36 Balasingham, Seetha; Zegeye, Ephrem Debebe; Homberset, Håvard; Rossi, Marie; Lærdahl, Jon Kristen; Bohr, Vilhelm A.; Tønjum, Tone.
Enzymatic Activities and DNA Substrate Specificity of Mycobacterium tuberculosis DNA Helicase XPB. PLOS ONE 2012 ;Volum 7.(5) s. -
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37 Balasingham, Seetha; Zegeye, Ephrem Debebe; Nilsen, Mariann; Homberset, Håvard; Rossie, Marie; Laerdahl, Jon K; Bohr, Vilhelm A.; Tønjum, Tone.
Delineating the functions of DNA repair helicases in Mycobacterium tuberculosis. EMBO Tuberculosis 2012: Biology, pathogenesis, intervention strategies.; 2012-09-11 - 2012-09-15
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38 Balasingham, Seetha; Zegeye, Ephrem Debebe; Nilsen, Mariann; Homberset, Håvard; Rossie, Marie; Lærdahl, Jon Kristen; Bohr, Vilhelm A.; Tønjum, Tone.
Delineating the functions of DNA repair helicases in Mycobacterium tuberculosis. Genome Dynamics in Neuroscience (GDN4)-Genome instability in aging and brain disease.; 2012-09-19 - 2012-09-22
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39 Beyene, Getachew Tesfaye; Balasingham, Seetha; Zegeye, Ephrem Debebe; Tønjum, Tone.
Delineating the function of DNA repair helicases in Neisseria meningitidis. XVIIIth International Pathogenic Neisseria Conference; 2012-09-09 - 2012-09-14
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40 Beyene, Getachew Tesfaye; Balasingham, Seetha; Zegeye, Ephrem Debebe; Tønjum, Tone.
Delineating the function of DNA repair helicases in Neisseria meningitidis. Genome Dynamics in Neuroscience (GDN4)-Genome instability in aging and brain disease.; 2012-09-19 - 2012-09-22
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41 Zegeye, Ephrem Debebe; Balasingham, Seetha; Lærdahl, Jon Kristen; Homberset, Håvard; Tønjum, Tone.
Mycobacterium tuberculosis RecG binds and unwinds model DNA substrates with a preference for Holliday junctions. Microbiology (Reading) 2012 ;Volum 158.(Pt 8) s. 1982-1993
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42 Zegeye, Ephrem Debebe; Balasingham, Seetha; Lærdahl, Jon Kristen; Homberset, Håvard; Tønjum, Tone.
Mycobacterium tuberculosis RecG is a helicase enzyme with diverse DNA substrate affinities. EMBO Tuberculosis 2012: Biology, pathogenesis, intervention strategies.; 2012-09-11 - 2012-09-15
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43 Zegeye, Ephrem Debebe; Balasingham, Seetha; Lærdahl, Jon Kristen; Homberset, Håvard; Tønjum, Tone.
Mycobacterium tuberculosis RecG is a helicase enzyme with diverse DNA substrate affinities. Genome Dynamics in Neuroscience (GDN4)-Genome instability in aging and brain disease; 2012-09-19 - 2012-09-22
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2011
44 Zegeye, Ephrem Debebe; Balasingham, Seetha; Lærdahl, Jon Kristen; Backe, Paul Hoff; Dalhus, Bjørn; Tønjum, Tone.
The M. tuberculosis RecG Enzyme Exhibits Helicase and ATPase Activities. Keystone Symposia on Molecular and Cellular biology; 2011-01-15 - 2011-01-20
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2010
45 Yimer, Solomon Abebe; Godana, Alemayehu; Kalayou, Shewit; Riaz, Tahira; Zegeye, Ephrem Debebe; Beyene, Getachew Tesfaye; Holm-Hansen, Carol J C; Norheim, Gunnstein; Abebe, Markos; Aseffa, Abraham; Tonjum, Tone.
Comparative Proteomic Analysis of Mycobacterium tuberculosis Lineage 7 and Lineage 4 Strains Reveals Differentially Abundant Proteins Linked to Slow Growth and Virulence. Frontiers in Microbiology 2010
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2009
46 Balasingham, Seetha; Zegeye, Ephrem Debebe; Tønjum, Tone.
Elucidating the role of DNA repair in genome maintenance of Mycobacterium tuberculosis: Focus on the DNA glycosylase Fpg. The 3rd FEMS Congress of European Microbiologists; 2009-06-28 - 2009-07-02
UiO Untitled