Ram S - Search Results

1

Meningococcal disease and the complement system.

Lewis LA, Ram S. Lewis LA, et al. Among authors: ram s. Virulence. 2014 Jan 1;5(1):98-126. doi: 10.4161/viru.26515. Epub 2013 Oct 8. Virulence. 2014. PMID: 24104403 Free PMC article. Review.

2

Neisserial lipooligosaccharide is a target for complement component C4b. Inner core phosphoethanolamine residues define C4b linkage specificity.

Ram S, Cox AD, Wright JC, Vogel U, Getzlaff S, Boden R, Li J, Plested JS, Meri S, Gulati S, Stein DC, Richards JC, Moxon ER, Rice PA. Ram S, et al. J Biol Chem. 2003 Dec 19;278(51):50853-62. doi: 10.1074/jbc.M308364200. Epub 2003 Oct 2. J Biol Chem. 2003. PMID: 14525973 Free article.

3

Enhanced factor H binding to sialylated Gonococci is restricted to the sialylated lacto-N-neotetraose lipooligosaccharide species: implications for serum resistance and evidence for a bifunctional lipooligosaccharide sialyltransferase in Gonococci.

Gulati S, Cox A, Lewis LA, Michael FS, Li J, Boden R, Ram S, Rice PA. Gulati S, et al. Among authors: ram s. Infect Immun. 2005 Nov;73(11):7390-7. doi: 10.1128/IAI.73.11.7390-7397.2005. Infect Immun. 2005. PMID: 16239538 Free PMC article.

4

The meningococcal vaccine candidate GNA1870 binds the complement regulatory protein factor H and enhances serum resistance.

Madico G, Welsch JA, Lewis LA, McNaughton A, Perlman DH, Costello CE, Ngampasutadol J, Vogel U, Granoff DM, Ram S. Madico G, et al. Among authors: ram s. J Immunol. 2006 Jul 1;177(1):501-10. doi: 10.4049/jimmunol.177.1.501. J Immunol. 2006. PMID: 16785547 Free PMC article.

5

Interactions between Neisseria meningitidis and the complement system.

Schneider MC, Exley RM, Ram S, Sim RB, Tang CM. Schneider MC, et al. Among authors: ram s. Trends Microbiol. 2007 May;15(5):233-40. doi: 10.1016/j.tim.2007.03.005. Epub 2007 Mar 29. Trends Microbiol. 2007. PMID: 17398100 Review.

6

Heptose I glycan substitutions on Neisseria gonorrhoeae lipooligosaccharide influence C4b-binding protein binding and serum resistance.

Ram S, Ngampasutadol J, Cox AD, Blom AM, Lewis LA, St Michael F, Stupak J, Gulati S, Rice PA. Ram S, et al. Infect Immun. 2007 Aug;75(8):4071-81. doi: 10.1128/IAI.01109-06. Epub 2007 May 25. Infect Immun. 2007. PMID: 17526744 Free PMC article.

7

Defining targets for complement components C4b and C3b on the pathogenic neisseriae.

Lewis LA, Ram S, Prasad A, Gulati S, Getzlaff S, Blom AM, Vogel U, Rice PA. Lewis LA, et al. Among authors: ram s. Infect Immun. 2008 Jan;76(1):339-50. doi: 10.1128/IAI.00613-07. Epub 2007 Nov 5. Infect Immun. 2008. PMID: 17984207 Free PMC article.

8

Human factor H interacts selectively with Neisseria gonorrhoeae and results in species-specific complement evasion.

Ngampasutadol J, Ram S, Gulati S, Agarwal S, Li C, Visintin A, Monks B, Madico G, Rice PA. Ngampasutadol J, et al. Among authors: ram s. J Immunol. 2008 Mar 1;180(5):3426-35. doi: 10.4049/jimmunol.180.5.3426. J Immunol. 2008. PMID: 18292569

9

Phosphoethanolamine substitution of lipid A and resistance of Neisseria gonorrhoeae to cationic antimicrobial peptides and complement-mediated killing by normal human serum.

Lewis LA, Choudhury B, Balthazar JT, Martin LE, Ram S, Rice PA, Stephens DS, Carlson R, Shafer WM. Lewis LA, et al. Among authors: ram s. Infect Immun. 2009 Mar;77(3):1112-20. doi: 10.1128/IAI.01280-08. Epub 2008 Dec 29. Infect Immun. 2009. PMID: 19114544 Free PMC article.

10

Functional comparison of the binding of factor H short consensus repeat 6 (SCR 6) to factor H binding protein from Neisseria meningitidis and the binding of factor H SCR 18 to 20 to Neisseria gonorrhoeae porin.

Shaughnessy J, Lewis LA, Jarva H, Ram S. Shaughnessy J, et al. Among authors: ram s. Infect Immun. 2009 May;77(5):2094-103. doi: 10.1128/IAI.01561-08. Epub 2009 Mar 9. Infect Immun. 2009. PMID: 19273554 Free PMC article.

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