Evidence map›Paper›PMID 1370558›Full record

ArticleJournal of virology1992

Identification and characterization of a neutralization site within the second variable region of human immunodeficiency virus type 1 gp120.

M S Fung, C R Sun, W L Gordon, R S Liou, T W Chang, W N Sun, E S Daar, D D Ho

Open access · bronzeAbstract read
In one paragraph

Article in Journal of virology, 1992. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 85 papers.

0numbers the graph read from it
0cells of the map it votes in
85citing papers in PubMed
8.8field-weighted citation impact, top 1% 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

85 citing papers in PubMed, 176 citations in OpenAlex.

  1. Trial
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  3. Neutralization tiers of HIV-1.Current opinion in HIV and AIDS · 2018
    Review
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25 more citing papers are in PubMed but not listed here.

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

8 authors.

M S FungTanox Biosystems, Inc., Houston, Texas 77025.
C R Sun
W L Gordon
R S Liou
T W Chang
W N Sun
E S Daar
D D Ho

Funding

VIROLOGY COREP30AI027742 · NIAID · NEW YORK UNIVERSITY SCHOOL OF MEDICINE · PI ZOLLA-PAZNER, SUSAN B · 1989 to 2010
$19.4M
HIV DOMAINS IMPORTANT FOR ANTIBODY NEUTRALIZATIONR01AI025541 · NIAID · CEDARS-SINAI MEDICAL CENTER · PI HO, DAVID D · 1988 to 1995
–
HIV-1 INFECTION OF CD4-NEGATIVE NEURONAL CELLSR01AI028747 · NIAID · CEDARS-SINAI MEDICAL CENTER · PI HO, DAVID D · 1989 to 1992
–
NIAID NIH HHS AI25541NIAID NIH HHS AI27742NIAID NIH HHS AI28747
6 · The paper itself

Abstract

Two monoclonal antibodies designated BAT085 and G3-136 were raised by immunizing BALB/c mice with gp120 purified from human immunodeficiency virus type 1 (HIV-1) IIIB-infected H9 cell extracts. Among three HIV-1 laboratory isolates (IIIB, MN, and RF), BAT085 neutralized only IIIB infection of CEM-SS cells, whereas G3-136 neutralized both IIIB and RF. These antibodies also neutralized a few primary HIV-1 isolates in the infection of activated human peripheral blood mononuclear cells. In indirect immunofluorescence assays, BAT085 bound to H9 cells infected with IIIB or MN, while G3-136 bound to H9 cells infected with IIIB or RF, but not MN. Using sequence-overlapping synthetic peptides of HIV-1 IIIB gp120, the binding site of BAT085 and G3-136 was mapped to a peptidic segment in the V2 region (amino acid residues 169 to 183). The binding of these antibodies to immobilized gp120 was not inhibited by the antibodies directed to the principal neutralization determinant in the V3 region or to the CD4-binding domain of gp120. In a competition enzyme-linked immunosorbent assay, soluble CD4 inhibited G3-136 but not BAT085 from binding to gp120. Deglycosylation of gp120 by endo-beta-N-acetylglucosaminidase H or reduction of gp120 by dithiothreitol diminished its reactivity with G3-136 but not with BAT085. These results indicate that the V2 region of gp120 contains multiple neutralization determinants recognized by antibodies in both a conformation-dependent and -independent manner.

Indexed as

Antibodies, MonoclonalBinding Sites, AntibodyAmino Acid SequenceBinding, CompetitiveCell LineEnzyme-Linked Immunosorbent AssayEpitopesGenetic VariationHIV-1HIV Envelope Protein gp120HumansKineticsModels, StructuralMolecular Sequence DataNeutralization TestsPeptidesAntibodies, MonoclonalEpitopesHIV Envelope Protein gp120Peptides

Identifiers

PMID1370558
PMCPMC240785
OpenAlexW1570776471

What OpenQuestion holds

Textmetadata
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.