Evidence map›Paper›PMID 26506369›Full record

Observational studyViruses2015

Longitudinal Antigenic Sequences and Sites from Intra-Host Evolution (LASSIE) Identifies Immune-Selected HIV Variants.

Peter Hraber, Bette Korber, Kshitij Wagh, Elena E Giorgi, Tanmoy Bhattacharya, S Gnanakaran, Alan S Lapedes, Gerald H Learn, Edward F Kreider, Yingying Li and 9 more

Open access · goldAbstract readObservational Study
In one paragraph

Observational study in Viruses, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
2.4field-weighted citation impact, top 11% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

32 citing papers in PubMed, 40 citations in OpenAlex.

  1. Trial
  2. Deletions in variable region 1 of the HIV envelope accelerate V3-glycan bNAb induction in SHIV-infected rhesus macaques.Proceedings of the National Academy of Sciences of the United States of America · 2026
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

19 authors at 3 institutions in 1 country.

Peter HraberLos Alamos National Laboratory, Los Alamos, NM 87545, USA. phraber@lanl.gov.
Bette KorberLos Alamos National Laboratory, Los Alamos, NM 87545, USA. btk@lanl.gov.
Kshitij WaghLos Alamos National Laboratory, Los Alamos, NM 87545, USA. kshitij@lanl.gov.
Elena E GiorgiLos Alamos National Laboratory, Los Alamos, NM 87545, USA. egiorgi@lanl.gov.
Tanmoy BhattacharyaLos Alamos National Laboratory, Los Alamos, NM 87545, USA. tanmoy@lanl.gov.
S GnanakaranLos Alamos National Laboratory, Los Alamos, NM 87545, USA. gnana@lanl.gov.
Alan S LapedesLos Alamos National Laboratory, Los Alamos, NM 87545, USA. asl@lanl.gov.
Gerald H LearnPerelman School of Medicine, University of Pennsylvania, Philadelphia, PA 19104, USA. glearn@mail.med.upenn.edu.
Edward F KreiderPerelman School of Medicine, University of Pennsylvania, Philadelphia, PA 19104, USA. fkreider@mail.med.upenn.edu.
Yingying LiPerelman School of Medicine, University of Pennsylvania, Philadelphia, PA 19104, USA. yingyl@mail.med.upenn.edu.
George M ShawPerelman School of Medicine, University of Pennsylvania, Philadelphia, PA 19104, USA. shawg@upenn.edu.
Beatrice H HahnPerelman School of Medicine, University of Pennsylvania, Philadelphia, PA 19104, USA. bhahn@upenn.edu.
David C MontefioriDuke Human Vaccine Institute, Duke University Medical Center, Durham, NC 27710, USA. monte@duke.edu.
S Munir AlamDuke Human Vaccine Institute, Duke University Medical Center, Durham, NC 27710, USA. alam0004@mc.duke.edu.
Mattia BonsignoriDuke Human Vaccine Institute, Duke University Medical Center, Durham, NC 27710, USA. mattia.bonsignori@duke.edu.
M Anthony MoodyDuke Human Vaccine Institute, Duke University Medical Center, Durham, NC 27710, USA. tony.moody@duke.edu.
Hua-Xin LiaoDuke Human Vaccine Institute, Duke University Medical Center, Durham, NC 27710, USA. hliao@duke.edu.
Feng GaoDuke Human Vaccine Institute, Duke University Medical Center, Durham, NC 27710, USA. feng.gao@duke.edu.
Barton F HaynesDuke Human Vaccine Institute, Duke University Medical Center, Durham, NC 27710, USA. hayne002@mc.duke.edu.
Duke Medical Center · USLos Alamos National Laboratory · USUniversity of Pennsylvania · US

Funding

Virus biology scientific research support componentUM1AI100645 · NIAID · DUKE UNIVERSITY · PI MCMICHAEL, ANDREW JAMES · 2012 to 2018
$204.7M
Virus & Reservoirs CoreP30AI045008 · NIAID · UNIVERSITY OF PENNSYLVANIA · PI ROBERT GROSS · 1999 to 2026
$78.6M
NIAID NIH HHS P30 AI045008NIAID NIH HHS UM1 AI100645
6 · The paper itself

Abstract

Within-host genetic sequencing from samples collected over time provides a dynamic view of how viruses evade host immunity. Immune-driven mutations might stimulate neutralization breadth by selecting antibodies adapted to cycles of immune escape that generate within-subject epitope diversity. Comprehensive identification of immune-escape mutations is experimentally and computationally challenging. With current technology, many more viral sequences can readily be obtained than can be tested for binding and neutralization, making down-selection necessary. Typically, this is done manually, by picking variants that represent different time-points and branches on a phylogenetic tree. Such strategies are likely to miss many relevant mutations and combinations of mutations, and to be redundant for other mutations. Longitudinal Antigenic Sequences and Sites from Intrahost Evolution (LASSIE) uses transmitted founder loss to identify virus "hot-spots" under putative immune selection and chooses sequences that represent recurrent mutations in selected sites. LASSIE favors earliest sequences in which mutations arise. With well-characterized longitudinal Env sequences, we confirmed selected sites were concentrated in antibody contacts and selected sequences represented diverse antigenic phenotypes. Practical applications include rapidly identifying immune targets under selective pressure within a subject, selecting minimal sets of reagents for immunological assays that characterize evolving antibody responses, and for immunogens in polyvalent "cocktail" vaccines.

Indexed as

Immune EvasionSelection, GeneticAntigens, ViralGenetic VariationHIVHIV InfectionsHumansLongitudinal StudiesVirologyAntigens, Viralantigenic swarmcoevolutionenvelope glycoproteinhuman immunodeficiency virus type 1immune escapeimmunogen designneutralizing antibodiesquasispeciesselectionvaccine

Identifiers

PMID26506369
PMCPMC4632389
OpenAlexW1839652403

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.