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Broad neutralization coverage of HIV by multiple highly potent antibodies.
Walker LM, Huber M, Doores KJ, Falkowska E, Pejchal R, Julien JP, Wang SK, Ramos A, Chan-Hui PY, Moyle M, Mitcham JL, Hammond PW, Olsen OA, Phung P, Fling S, Wong CH, Phogat S, Wrin T, Simek MD; Protocol G Principal Investigators; Koff WC, Wilson IA, Burton DR, Poignard P. Walker LM, et al. Among authors: ramos a. Nature. 2011 Sep 22;477(7365):466-70. doi: 10.1038/nature10373. Nature. 2011. PMID: 21849977 Free PMC article.
A potent and broad neutralizing antibody recognizes and penetrates the HIV glycan shield.
Pejchal R, Doores KJ, Walker LM, Khayat R, Huang PS, Wang SK, Stanfield RL, Julien JP, Ramos A, Crispin M, Depetris R, Katpally U, Marozsan A, Cupo A, Maloveste S, Liu Y, McBride R, Ito Y, Sanders RW, Ogohara C, Paulson JC, Feizi T, Scanlan CN, Wong CH, Moore JP, Olson WC, Ward AB, Poignard P, Schief WR, Burton DR, Wilson IA. Pejchal R, et al. Among authors: ramos a. Science. 2011 Nov 25;334(6059):1097-103. doi: 10.1126/science.1213256. Epub 2011 Oct 13. Science. 2011. PMID: 21998254 Free PMC article.
Rapid development of glycan-specific, broad, and potent anti-HIV-1 gp120 neutralizing antibodies in an R5 SIV/HIV chimeric virus infected macaque.
Walker LM, Sok D, Nishimura Y, Donau O, Sadjadpour R, Gautam R, Shingai M, Pejchal R, Ramos A, Simek MD, Geng Y, Wilson IA, Poignard P, Martin MA, Burton DR. Walker LM, et al. Among authors: ramos a. Proc Natl Acad Sci U S A. 2011 Dec 13;108(50):20125-9. doi: 10.1073/pnas.1117531108. Epub 2011 Nov 28. Proc Natl Acad Sci U S A. 2011. PMID: 22123961 Free PMC article.
PGV04, an HIV-1 gp120 CD4 binding site antibody, is broad and potent in neutralization but does not induce conformational changes characteristic of CD4.
Falkowska E, Ramos A, Feng Y, Zhou T, Moquin S, Walker LM, Wu X, Seaman MS, Wrin T, Kwong PD, Wyatt RT, Mascola JR, Poignard P, Burton DR. Falkowska E, et al. Among authors: ramos a. J Virol. 2012 Apr;86(8):4394-403. doi: 10.1128/JVI.06973-11. Epub 2012 Feb 15. J Virol. 2012. PMID: 22345481 Free PMC article.
Broadly neutralizing antibody PGT121 allosterically modulates CD4 binding via recognition of the HIV-1 gp120 V3 base and multiple surrounding glycans.
Julien JP, Sok D, Khayat R, Lee JH, Doores KJ, Walker LM, Ramos A, Diwanji DC, Pejchal R, Cupo A, Katpally U, Depetris RS, Stanfield RL, McBride R, Marozsan AJ, Paulson JC, Sanders RW, Moore JP, Burton DR, Poignard P, Ward AB, Wilson IA. Julien JP, et al. Among authors: ramos a. PLoS Pathog. 2013;9(5):e1003342. doi: 10.1371/journal.ppat.1003342. Epub 2013 May 2. PLoS Pathog. 2013. PMID: 23658524 Free PMC article.
The effects of somatic hypermutation on neutralization and binding in the PGT121 family of broadly neutralizing HIV antibodies.
Sok D, Laserson U, Laserson J, Liu Y, Vigneault F, Julien JP, Briney B, Ramos A, Saye KF, Le K, Mahan A, Wang S, Kardar M, Yaari G, Walker LM, Simen BB, St John EP, Chan-Hui PY, Swiderek K, Kleinstein SH, Alter G, Seaman MS, Chakraborty AK, Koller D, Wilson IA, Church GM, Burton DR, Poignard P. Sok D, et al. Among authors: ramos a. PLoS Pathog. 2013;9(11):e1003754. doi: 10.1371/journal.ppat.1003754. Epub 2013 Nov 21. PLoS Pathog. 2013. PMID: 24278016 Free PMC article. Clinical Trial.
Broadly neutralizing HIV antibodies define a glycan-dependent epitope on the prefusion conformation of gp41 on cleaved envelope trimers.
Falkowska E, Le KM, Ramos A, Doores KJ, Lee JH, Blattner C, Ramirez A, Derking R, van Gils MJ, Liang CH, Mcbride R, von Bredow B, Shivatare SS, Wu CY, Chan-Hui PY, Liu Y, Feizi T, Zwick MB, Koff WC, Seaman MS, Swiderek K, Moore JP, Evans D, Paulson JC, Wong CH, Ward AB, Wilson IA, Sanders RW, Poignard P, Burton DR. Falkowska E, et al. Among authors: ramos a. Immunity. 2014 May 15;40(5):657-68. doi: 10.1016/j.immuni.2014.04.009. Epub 2014 Apr 24. Immunity. 2014. PMID: 24768347 Free PMC article.
Antibodies to a conformational epitope on gp41 neutralize HIV-1 by destabilizing the Env spike.
Lee JH, Leaman DP, Kim AS, Torrents de la Peña A, Sliepen K, Yasmeen A, Derking R, Ramos A, de Taeye SW, Ozorowski G, Klein F, Burton DR, Nussenzweig MC, Poignard P, Moore JP, Klasse PJ, Sanders RW, Zwick MB, Wilson IA, Ward AB. Lee JH, et al. Among authors: ramos a. Nat Commun. 2015 Sep 25;6:8167. doi: 10.1038/ncomms9167. Nat Commun. 2015. PMID: 26404402 Free PMC article.
Broadly Neutralizing Antibody Responses in a Large Longitudinal Sub-Saharan HIV Primary Infection Cohort.
Landais E, Huang X, Havenar-Daughton C, Murrell B, Price MA, Wickramasinghe L, Ramos A, Bian CB, Simek M, Allen S, Karita E, Kilembe W, Lakhi S, Inambao M, Kamali A, Sanders EJ, Anzala O, Edward V, Bekker LG, Tang J, Gilmour J, Kosakovsky-Pond SL, Phung P, Wrin T, Crotty S, Godzik A, Poignard P. Landais E, et al. Among authors: ramos a. PLoS Pathog. 2016 Jan 14;12(1):e1005369. doi: 10.1371/journal.ppat.1005369. eCollection 2016 Jan. PLoS Pathog. 2016. PMID: 26766578 Free PMC article.
3,755 results