Ramy Karam Aziz, PhD

last updated 19 Sep 2009

Researcher ID: B-2918-2009

Education:

1999-2004: University of Tennessee Health Science Center, Memphis, TN USA: PhD in Microbiology and Immunology (Dissertation)

1990-1995: Faculty of Pharmacy, Cairo University, Cairo Egypt: B.Sc. Pharmacy and Pharmaceutical Sciences

Current position:

• Lecturer, Department of Microbiology and Immunology, Faculty of Pharmacy, Cairo University
• Adjunct Faculty, College of Sciences, San Diego State University, San Diego, CA, USA
• Streptococcal Specialist (Bioinformatics analyst), NMPDR, University of Chicago, IL, USA

Research Interests

• Microbial pathogenesis
• Microbial genomics
• Bioinformatics
• Immunogenetics and host-pathogen interactions
• Molecular biotechnology and genome-based medicine

E-courses and Workshops

Egybio Online Courses

• It's a MicrobeFul World (Formerly: "Learning Microbiology and Immunology")
  
• Bioinformatics and Systems Biology Workshops
  

Publications

• Peer-reviewed publications:

  PubMed list in reverse chronological order

  PubMed / Click here for a detailed analysis of the Pubmed-listed articles)
  Author's metrics: Total number of citations since 2001: 268 (226, excluding self-citations); h index = 9 (Data from Scopus citation tracker)
  
  
  2010:
  
  
  2009:
  

  23: Milani CJ, Aziz RK, Locke JB, Dahesh S, Nizet V, Buchanan JT.
  The novel polysaccharide deacetylase homolog Pdi contributes to virulence of the aquatic pathogen Streptococcus iniae. Microbiology. 2009 Sep 17. [Epub ahead of print] PMID: 19762441.
  Accepted version (PDF file from Nizet lab website)

  22: Khouzam RN, Aziz RK.
  A case report: can altitude change blood pressure that much? J Clin Hypertens (Greenwich). 2009 Sep;11(9):498-9. PMID: 19751462.

  21: McNeil LK, Aziz RK.
  In silico reconstruction of the metabolic and pathogenic potential of bacterial genomes using subsystems. Genome Dyn. 2009;6:21-34. Epub 2009 Aug 19. PMID: 19696491
  publisher's site (abstract only)

  20: Aziz RK.
  The case for biocentric microbiology. Gut Pathog. 2009 Aug 4;1(1):16. (?) PMID: 19653908.
  publisher's site (open access article)

  19: Cox KH, Ruiz-Bustos E, Courtney HS, Dale JB, Pence MA, Nizet V, Aziz RK, Gerling I, Price SM, Hasty DL.
  Inactivation of DltA modulates virulence factor expression in Streptococcus pyogenes. PLoS One. 2009;4(4):e5366. Epub 2009 Apr 29. PMID: 19401780; PMCID: PMC2671602.
  publisher's site (open access article)

  
  2008:
  

  18: Hollands A, Aziz RK, Kansal R, Kotb M, Nizet V, Walker MJ.
  A naturally occurring mutation in ropB suppresses SpeB expression and reduces M1T1 group A streptococcal systemic virulence. PLoS ONE. 2008;3(12):e4102. Epub 2008 Dec 31. PMID: 19116661
  publisher's site (open access article)

  17: Kotb M, Fathey N, Aziz R, Rowe S, Williams RW, Lu L.
  Unbiased forward genetics and systems biology approaches to understanding how gene-environment interactions work to predict susceptibility and outcomes of infections. Novartis Found Symp. 2008;293:156-65.
  

  16: Aziz RK, Kotb M.
  Rise and persistence of global M1T1 clone of Streptococcus pyogenes. Emerg Infect Dis. 2008 Oct;14(10):1511-7. publisher's site (full text freely available) (cited by 3)
  

  15: Locke JB, Aziz RK, Vicknair MR, Nizet V, Buchanan JT.
  Streptococcus iniae M-Like protein contributes to virulence in fish and is a target for live attenuated vaccine development. PLoS ONE. 2008 Jul 30;3(7):e2824. PMID: 18665241 [PubMed - in process] publisher's site (open access article) (cited by 2)
  

  14: Abdeltawab NF, Aziz RK, Kansal R, Rowe SL, Su Y, Gardner L, Brannen C, Nooh MM, Attia RR, Abdelsamed H, Taylor WL, Lu L, Williams RW, Kotb M.
  An Unbiased Systems Genetics Approach to Mapping Genetic Loci Modulating Susceptibility to Severe Streptococcal Sepsis. PLoS Pathog. 2008 4(4): e1000042. doi:10.1371/journal.ppat.1000042 publisher's site (open access article)
  

  13: Aziz RK, Bartels D, Best AA, DeJongh M, Disz T, Edwards RA, Formsma K, Gerdes S, Glass EM, Kubal M, Meyer F, Olsen GJ, Olson R, Osterman AL, Overbeek RA, McNeil LK, Paarmann D, Paczian T, Parrello B, Pusch GD, Reich C, Stevens R, Vassieva O, Vonstein V, Wilke A, Zagnitko O.
  The RAST Server: rapid annotations using subsystems technology. BMC Genomics. 2008 Feb 8;9:75. (?) PMID: 18261238 publisher's site (open access article) (cited by 21)
  Article rated by Faculty of 1000 'Must Read' F1000 Factor 6.0

  
  2007:
  

  12: Arthur JC, Lich JD, Aziz RK, Kotb M, Ting JP.
  Heat Shock Protein 90 Associates with Monarch-1 and Regulates Its Ability to Promote Degradation of NF-{kappa}B-Inducing Kinase. J Immunol. 2007 Nov 1;179(9):6291-6. PMID: 17947705 [PubMed - indexed for MEDLINE] publisher's site (free abstract) (cited by 5)
  

  11: Walker MJ, Hollands A, Sanderson-Smith ML, Cole JN, Kirk JK, Henningham A,McArthur JD, Dinkla K, Aziz RK, Kansal RG, Simpson AJ, Buchanan JT, Chhatwal GS, Kotb M, Nizet V.
  DNase Sda1 provides selection pressure for a switch to invasive group A streptococcal infection. Nat Med. 2007 Aug;13(8):981-5. Epub 2007 Jul 15. PMID: 17632528 [PubMed - indexed for MEDLINE] publisher's site (free abstract) (cited by 24)
  Article rated by Faculty of 1000 'Recommended' F1000 Factor 3.0

  10: Aziz RK, Kansal R, Abdeltawab NF, Rowe SL, Su Y, Carrigan D, Nooh MM, Attia RR, Brannen C, Gardner LA, Lu L, Williams RW, Kotb M.
  Susceptibility to severe streptococcal sepsis: use of a large set of isogenic mouse lines to study genetic and environmental factors. Genes Immun. 2007 Jul;8(5):404-415. Epub 2007 May 24. PMID: 17525705 [PubMed - indexed for MEDLINE] publisher's site (cited by 2)

  9: McNeil LK, Reich C, Aziz RK, Bartels D, Cohoon M, Disz T, Edwards RA, Gerdes S, Hwang K, Kubal M, Margaryan GR, Meyer F, Mihalo W, Olsen GJ, Olson R, Osterman A, Paarmann D, Paczian T, Parrello B, Pusch GD, Rodionov DA, Shi X, Vassieva O, Vonstein V, Zagnitko O, Xia F, Zinner J, Overbeek R, Stevens R.
  The National Microbial Pathogen Database Resource (NMPDR): a genomics platform based on subsystem annotation. Nucleic Acids Res. 2007 Jan;35(Database issue):D347-53. Epub 2006 Dec 1. PMID: 17145713 [PubMed - indexed for MEDLINE] (cited by 17)

  8: Kwinn LA, Khosravi A, Aziz RK, Timmer AM, Doran KS, Kotb M, Nizet V.
  Genetic Characterization and Virulence Role of the RALP3/LSAP Locus Upstream of the Streptolysin S Operon in Invasive M1T1 Group A Streptococcus. J Bacteriol. 2007 Feb;189(4):1322-9. Epub 2006 Nov 17. PMID: 17114267 [PubMed - indexed for MEDLINE] (cited by 10)

  
  2006:
  

  7: Nooh MM, Aziz RK^#, Kotb M, Eroshkin A, Chaung WJ, Proft T, Kansal R.
  Streptococcal mitogenic exotoxin, SmeZ, is the most susceptible M1T1 streptococcal superantigen to Degradation by the Streptococcal Cysteine Protease, SpeB. J Biol Chem. 2006 Nov 17;281(46):35281-8. Epub 2006 Sep 15. PMID: 16980693 (cited by 6)
  # Joint first author

  6: Buchanan JT, Simpson AJ, Aziz RK, Liu GY, Kristian SA, Kotb M, Feramisco J, Nizet V.
  DNase expression allows the pathogen group A Streptococcus to escape killing in neutrophil extracellular traps. Curr Biol. 2006 Feb 21;16(4):396-400. PMID: 16488874 [PubMed - indexed for MEDLINE] (cited by 52)
  Article rated by Faculty of 1000 'Must Read' F1000 Factor 4.8

  
  2005:
  

  5: Kansal RG, Aziz RK, Kotb M.
  Modulation of expression of superantigens by human transferrin and lactoferrin: a novel mechanism in host-Streptococcus interactions. J Infect Dis. 2005 Jun 15;191(12):2121-9. Epub 2005 May 11. PMID: 15897999 [PubMed - indexed for MEDLINE] (cited by 5)

  4: Aziz RK, Edwards RA, Taylor WW, Low DE, McGeer A, Kotb M.
  Mosaic prophages with horizontally acquired genes account for the emergence and diversification of the globally disseminated M1T1 clone of Streptococcus pyogenes. J Bacteriol. 2005 May;187(10):3311-8. PMID: 15866915 [PubMed - indexed for MEDLINE] (cited by 29)

  
  2001-2004:
  

  3: Aziz RK, Ismail SA, Park HW, Kotb M.
  Post-proteomic identification of a novel phage-encoded streptodornase, Sda1, in invasive M1T1 Streptococcus pyogenes. Mol Microbiol. 2004 Oct;54(1):184-97. (cited by 13)

  2: Aziz RK, Pabst MJ, Jeng A, Kansal R, Low DE, Nizet V, Kotb M.
  Invasive M1T1 group A Streptococcus undergoes a phase-shift in vivo to prevent proteolytic degradation of multiple virulence factors by SpeB. Mol Microbiol. 2004 Jan;51(1):123-34. PMID: 14651616 (cited by 34)

  1: Kazmi SU, Kansal R, Aziz RK, Hooshdaran M, Norrby-Teglund A, Low DE, Halim AB, Kotb M.
  Reciprocal, temporal expression of SpeA and SpeB by invasive M1T1 group A streptococcal isolates in vivo. Infect Immun. 2001 Aug;69(8):4988-95. PMID: 11447177 (cited by 33)

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• Book Chapters:

  2: Kotb M, Fathey N, Aziz R, Rowe S, Williams RW, Lu L.
  Unbiased forward genetics and systems biology approaches to understanding how gene-environment interactions work to predict susceptibility and outcomes of infections. Aug 4 2008. In Genetic Effects on Environmental Vulnerability to Disease (Novartis Foundation Symposia) ISBN-13: 978-0470777800

  1: Kotb M, Williams RW, Fathey N, Nooh M, Rowe S, Kansal R, and Aziz R.
  Biotools for determining the genetics of susceptibility to infectious diseases and expediting research translation into effective countermeasures. Jul 2008. In National Institute of Allergy and Infectious Diseases, NIH: Volume 1: Frontiers in Research (Infectious Disease) ISBN-13: 978-1934115770

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• Published Conference Proceedings:

  3: Amin HM, Hashem A, Aziz RK.
  Bioinformatics determination of ETEC signature genes as potential targets for molecular diagnosis and reverse vaccinology. BMC Bioinformatics 2009; 10 (Suppl7): A8
  doi: 10.1186/1471-2105-10-S7-A8

  2: Aziz RK, McNeil LK.
  Reconstructing the virulome of the human pathogen Streptococcus pyogenes using NMPDR subsystems-based annotation BMC Bioinformatics 2009; 10 (Suppl7): A7
  doi: 10.1186/1471-2105-10-S7-A7

  1: Aziz RK, Kotb, M.
  Integrating proteomics, genomics, and bioinformatics tools to define unique features of the clonal M1T1 substrain of S. pyogenes. International Congress Series 1289 (2006) 175-179. (Abstract)

Conferences