Et profilbilde

Forsker
Amr Ramzy Abass Kataya { "honorific-suffix": "Forsker", "fn": "Amr Ramzy Abass Kataya", "tel": "Telefon: 51832297", "email": "amr.kataya@uis.no" }

Avdeling/enhet Det teknisk- naturvitenskapelige fakultet
Institutt/senter Institutt for matematikk og naturvitenskap
Rom IPARK

Molecular Biology, Biochemistry, Innate Immunity, Organelle research, Bioinformatics, Virology

Undervisning

Forskningsområder

Utvalgte publikasjoner

  1. Kataya ARA, Schei E, Lillo C. Towards understanding peroxisomal phosphoregulation in Arabidopsis thaliana. Planta. 2016;243(3):699-717

  2. Amr R.A. Kataya, Behzad Heidari, and Cathrine Lillo (2015). Protein phosphatase 2A regulatory subunits affecting plant innate immunity, energy metabolism, and flowering time - joint functions among B'? subfamily members. Plant Signaling and Behavior. Doi: 10.1080/15592324.

  3. Amr. R.A. Kataya, Edit Schei, Cathrine Lillo (2015). MAPK phosphatase 1 harbors a novel PTS1 and targets peroxisomes upon stressful conditions. J Plant Physiol 179: 12-20.

  4. Amr R.A. Kataya, Behzad Heidari, Lars Hagen, Roald Kommedal, Geir Slupphaug, and Cathrine Lillo (2015). Protein phosphatase 2A holoenzyme is targeted to peroxisomes by piggybacking and positively affects peroxisomal ?-oxidation. Plant Physiology, 167: 493-506.

  5. Cathrine Lillo, Amr R. A. Kataya, Behzad Heidari, Maria Creighton, Dugassa Nemie-Feyissa, Zek Ginbot, Else M Jonassen (2014). Protein phosphatases PP2A, PP4 and PP6 ? mediators and regulators in development and in responses to environmental cues. Plant cell& environment, 1365-3040.

  6. Gopal Chowdhary, Amr R A Kataya, Thomas Lingner and Sigrun Reumann (2012). Non-Canonical Peroxisome Targeting Signals: Identification of Novel PTS1 Tripeptides and Characterization of Enhancer Elements by Computational Permutation Analysis. BMC Plant Biology, 12:142

  7. Lingner, T., Kataya, A. and Reumann S (2012). Experimental and Statistical Post-Validation of Positive Example EST Sequences Carrying Peroxisome Targeting Signals Type 1 (PTS1). Plant Signaling and Behavior 1;7(2):263-8.

  8. Lingner, T., Kataya, A., Antonicelli, G.E., Benichou, A., Nilssen, K., Chen, XY, Siemsen, T., Morgenstern, B., Meinicke, P., Reumann, S (2011). Identification of Novel Plant Peroxisomal Targeting Signals by a Combination of Machine Learning Methods and in vivo Subcellular Targeting Analyses. Plant Cell, 23, 1556-1572.

  9. Kataya, A. and Reumann S (2010). Arabidopsis glutathione reductase 1 is dually targeted to peroxisomes and the cytosol. Plant Signaling and Behavior 5:2, 171-175.

  10. Amr R. A. Kataya, Mohamed N. S. Suliman, Kriton Kalantidis and Ioannis C. Livieratos (2009). Cucurbit yellow stunting disorder virus p25 is a suppressor of post-transcriptional gene silencing. Virus Research 145, 48?53.

  11. A.R.A. Kataya, E. Stavridou, K. Farhan and I. Livieratos (2008). Nucleotide sequence analysis and detection of a Greek isolate of Tomato chlorosis virus. Plant pathology 57, 819?824.

Pågående forskning

1- Identifying protein phosphatase 2A (PP2A) functions in peroxisomal metabolism

2- Identifying the regulatory role of PP2A during light/dark shifts

3- Dissecting the roles of PP2A regulators in Arabidopsis thaliana

4- Investigating the functions of protein phosphatase 4 (PP4)

5- Complete subcellular localization studies for all the regulatory subunits of Arabidopsis PP2A

Arbeidserfaring

02/2016-07/2019: Project Manager, young talent researcher (NFR) (Faculty of Science and Technology, University of Stavanger, Norway)

02/2014-01/2016: Postdoctoral Science fellow (Faculty of Science and Technology, University of Stavanger, Norway)

02/2012-01/2014: Postdoctoral Science fellow (Faculty of Science and Technology, University of Stavanger, Norway)

09/2008-12/2011: Doctor of Philosophy (PhD) in Biological Chemistry ?Identification and functional studies of peroxisome-targeted proteins implicated in plant innate immunity and detoxification in Arabidopsis thaliana?. (Faculty of Science and Technology, University of Stavanger, Norway)

10/2007-08/2008: Graduate research assistant (Mediterranean Agronomic Institute of Chania (MAICh), Chania, Crete, Greece)

10/2006-10/2007: Master of Science (MSc) in Biological Chemistry ?Detection, complete nucleotide sequence and construction of full cDNA clones of Greek isolate of Tomato chlosrosis virus ? (Grade: 93%). (Mediterranean Agronomic Institute of Chania (MAICh), Chania, Crete, Greece)

10/2005-06/2006: Post-graduate diploma in Natural products and Biotechnology (Grade: 84%). (Mediterranean Agronomic Institute of Chania (MAICh), Chania, Crete, Greece)

10/2004-06/2005: Post-graduate diploma in Medical Physiology and Biochemistry (Grade: 81.6%). (Faculty of Science, University of Suez-Canal, Ismalia, Egypt)

10/2000-05/2004: Bachelor of science in chemistry and Medical Biochemistry (Grade: 77.01%). (Faculty of Science, University of Mansoura, Mansoura, Egypt)

Vitenskapelige publikasjoner (fra CRISTin)

  • Averkina, Irina Orestovna; Creighton, Maria Terese; Nemie-Feyissa, Dugassa; Kataya, Amr Ramzy Abass; Lillo, Cathrine (2017). Protein phosphatase 2A activity in various Arabidopsis mutants. BioCat; 2017-06-12 - 2017-06-14.
  • ElShobaky, Ahmed; Lillo, Cathrine; Kataya, Amr Ramzy Abass (2017). Investigating the role of PP2A-B’ζ in regulating energy metabolism in mitocondria..
  • Kataya, Amr Ramzy Abass; ElShobaky, Ahmed; Lillo, Cathrine (2017). Trehalose-6-phosphate phosphatase I harbors a novel peroxisomal signal and is implicated in abiotic stress and development. 2017-06-19 - 2017-06-23.
  • Kataya, Amr Ramzy Abass (2016). Organelle-Mediated Reversible Phosphorylation: Players Identification and Functional Implications. NTNU; 2016-06-15 - 2016-06-17.
  • Kataya, Amr Ramzy Abass; Heidari Ahootapeh, Behzad; Lillo, Cathrine (2015). Protein phosphatase 2A regulatory subunits affecting plant innate immunity, energy metabolism, and flowering time – joint functions among B'η subfamily members.
  • Kataya, Amr Ramzy Abass; Lillo, Cathrine (2015). Investigating Protein Phosphatase 2A Regulatory Subunits: From Subcellular Localization to Abiotic Stress Implications.. 2015-06-29 - 2015-07-01.
  • Kataya, Amr Ramzy Abass; Schei, Edit; Lillo, Cathrine (2015). Peroxisomal Protein Phosphatases: Identifications and Biotic Stress Implications. 2015-07-02 - 2015-07-05.
  • Crappe, Delphine; Kataya, Amr Ramzy Abass; Kirsti, Sørhagen; Sigrun, Reumann (2014). Pathogen-inducible peroxisomal proteins mediating disease resistance. 2014-09-09 - 2014-09-11.
  • Lisik, Piotr Maksymilian; Kataya, Amr Ramzy Abass; Sigrun, Reumann (2014). Survival protein SurE-like phosphatase/nucleotidase- a novel stress responsive protein of peroxisomes?. 2014-09-09 - 2014-09-11.
  • Sørhagen, Kirsti; Kataya, Amr Ramzy Abass; Mwaanga, Chimuka; Reumann, Sigrun (2014). The role of peroxisomes in plant immunity.. 2014-09-09 - 2014-09-11.
  • Kataya, Amr Ramzy Abass; Heidari Ahootapeh, Behzad; Lillo, Cathrine (2013). B’θ regulatory subunit of protein phosphatase 2a is involved in peroxisomal fatty acid β-oxidation, flowering, and plant innate immunity.. 2013-07-04 - 2013-07-07.
  • Larsen, Marit; Kataya, Amr Ramzy Abass; Kirsti, Sørhagen; Mwaanga, Chimuka; Sigrun, Reumann (2013). Peroxisome Targeting of Alternatively Spliced Pathogen Defence Proteins. 2013-11-07 - 2013-11-08.
  • Reumann, Sigrun; Kataya, Amr Ramzy Abass (2012). The Role of Peroxisome-Targeted NDR1/Hin1-like (NHL) Proteins in Pathogen Defense. Prof. Dr. I. van der Klei; 2012-03-19 - 2012-03-20.
  • Reumann, Sigrun; Kataya, Amr Ramzy Abass; Mwaanga, Chimuka (2012). Peroxisomen-vermittelte Mechanismender pflanzlichen Immunität. 2012-07-16 - 2012-07-17.
  • Reumann, Sigrun; Kataya, Amr Ramzy Abass; Mwaanga, Chimuka (2012). The Emerging Role of Photorespiration and Plant Peroxisomes in Pathogen Defence. H. Bauwe; 2012-06-04 - 2012-06-07.
  • Kataya, Amr (2010). Functional Studies of Novel Peroxisomal Enzymes involved in Detoxification and Defense Reactions in Arabidopsis thaliana. 2010-10-29.
  • Kataya, Amr; Reumann, Sigrun (2009). Functional Definition of a New Role of Plant Peroxisomes in Pathogen Defense. 2009-11-12 - 2009-11-13.
  • Reumann, Sigrun; Kataya, Amr (2009). Plant Peroxisomal Detoxification Reactions Mediated by Glutathione-Dependent Enzymes. 2009-06-30 - 2009-07-03.