Ratnayake DB - Search Results

1

Involvement of a lysine-specific cysteine proteinase in hemoglobin adsorption and heme accumulation by Porphyromonas gingivalis.

Okamoto K, Nakayama K, Kadowaki T, Abe N, Ratnayake DB, Yamamoto K. Okamoto K, et al. Among authors: ratnayake db. J Biol Chem. 1998 Aug 14;273(33):21225-31. doi: 10.1074/jbc.273.33.21225. J Biol Chem. 1998. PMID: 9694880 Free article.

2

Construction and characterization of a nonpigmented mutant of Porphyromonas gingivalis: cell surface polysaccharide as an anchorage for gingipains.

Shoji M, Ratnayake DB, Shi Y, Kadowaki T, Yamamoto K, Yoshimura F, Akamine A, Curtis MA, Nakayama K. Shoji M, et al. Among authors: ratnayake db. Microbiology (Reading). 2002 Apr;148(Pt 4):1183-1191. doi: 10.1099/00221287-148-4-1183. Microbiology (Reading). 2002. PMID: 11932462 Free article.

3

Haemoglobin receptor protein is intragenically encoded by the cysteine proteinase-encoding genes and the haemagglutinin-encoding gene of Porphyromonas gingivalis.

Nakayama K, Ratnayake DB, Tsukuba T, Kadowaki T, Yamamoto K, Fujimura S. Nakayama K, et al. Among authors: ratnayake db. Mol Microbiol. 1998 Jan;27(1):51-61. doi: 10.1046/j.1365-2958.1998.00656.x. Mol Microbiol. 1998. PMID: 9466255 Free article.

4

Genetic analyses of proteolysis, hemoglobin binding, and hemagglutination of Porphyromonas gingivalis. Construction of mutants with a combination of rgpA, rgpB, kgp, and hagA.

Shi Y, Ratnayake DB, Okamoto K, Abe N, Yamamoto K, Nakayama K. Shi Y, et al. Among authors: ratnayake db. J Biol Chem. 1999 Jun 18;274(25):17955-60. doi: 10.1074/jbc.274.25.17955. J Biol Chem. 1999. PMID: 10364243 Free article.

5

Porphyromonas gingivalis proteinases as virulence determinants in progression of periodontal diseases.

Kadowaki T, Nakayama K, Okamoto K, Abe N, Baba A, Shi Y, Ratnayake DB, Yamamoto K. Kadowaki T, et al. Among authors: ratnayake db. J Biochem. 2000 Aug;128(2):153-9. doi: 10.1093/oxfordjournals.jbchem.a022735. J Biochem. 2000. PMID: 10920248 Free article. Review.

6

Ferritin from the obligate anaerobe Porphyromonas gingivalis: purification, gene cloning and mutant studies.

Ratnayake DB, Wai SN, Shi Y, Amako K, Nakayama H, Nakayama K. Ratnayake DB, et al. Microbiology (Reading). 2000 May;146 ( Pt 5):1119-1127. doi: 10.1099/00221287-146-5-1119. Microbiology (Reading). 2000. PMID: 10832639 Free article.

7

Purification, gene cloning, gene expression, and mutants of Dps from the obligate anaerobe Porphyromonas gingivalis.

Ueshima J, Shoji M, Ratnayake DB, Abe K, Yoshida S, Yamamoto K, Nakayama K. Ueshima J, et al. Among authors: ratnayake db. Infect Immun. 2003 Mar;71(3):1170-8. doi: 10.1128/IAI.71.3.1170-1178.2003. Infect Immun. 2003. PMID: 12595429 Free PMC article.

8

Characterization of Helicobacter pylori HP0231 (DsbK): role in disulfide bond formation, redox homeostasis and production of Helicobacter cystein-rich protein HcpE.

Lester J, Kichler S, Oickle B, Fairweather S, Oberc A, Chahal J, Ratnayake D, Creuzenet C. Lester J, et al. Mol Microbiol. 2015 Apr;96(1):110-33. doi: 10.1111/mmi.12923. Epub 2015 Feb 11. Mol Microbiol. 2015. PMID: 25582190 Free article.

9

Cj1121c, a novel UDP-4-keto-6-deoxy-GlcNAc C-4 aminotransferase essential for protein glycosylation and virulence in Campylobacter jejuni.

Vijayakumar S, Merkx-Jacques A, Ratnayake DB, Gryski I, Obhi RK, Houle S, Dozois CM, Creuzenet C. Vijayakumar S, et al. Among authors: ratnayake db. J Biol Chem. 2006 Sep 22;281(38):27733-43. doi: 10.1074/jbc.M511714200. Epub 2006 May 11. J Biol Chem. 2006. PMID: 16690622 Free article.

10

Protein glycosylation in Helicobacter pylori: beyond the flagellins?

Hopf PS, Ford RS, Zebian N, Merkx-Jacques A, Vijayakumar S, Ratnayake D, Hayworth J, Creuzenet C. Hopf PS, et al. PLoS One. 2011;6(9):e25722. doi: 10.1371/journal.pone.0025722. Epub 2011 Sep 30. PLoS One. 2011. PMID: 21984942 Free PMC article.

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