Evidence map›Paper›PMID 15016888›Full record

ArticleJournal of virology2004

Human immunodeficiency virus type 1 subtypes have a distinct long terminal repeat that determines the replication rate in a host-cell-specific manner.

Tim van Opijnen, Rienk E Jeeninga, Maarten C Boerlijst, Georgios P Pollakis, Veera Zetterberg, Mika Salminen, Ben Berkhout

Abstract read
In one paragraph

Article in Journal of virology, 2004. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

46 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  5. Near-Full-Length Single-Genome HIV-1 DNA Sequencing.Methods in molecular biology (Clifton, N.J.) · 2022
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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

7 authors.

Tim van OpijnenDepartment of Human Retrovirology, Academic Medical Center, University of Amsterdam, 1105 AZ Amsterdam, The Netherlands.
Rienk E Jeeninga
Maarten C Boerlijst
Georgios P Pollakis
Veera Zetterberg
Mika Salminen
Ben Berkhout

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The long terminal repeat (LTR) transcriptional promoters of different human immunodeficiency virus (HIV) type 1 subtypes were inserted into the LAI molecular clone of subtype B. The viral genotypes represent seven subtypes (A, B, C, D, E, F, and G) and one circulating recombinant form (AG). We performed replication studies with this isogenic set of viruses across six cellular environments. This approach revealed strong cellular environment effects, but the method was not sensitive enough to detect small differences in the replication rate between the subtypes. By conducting pairwise competition experiments between the virus variants in six cellular environments, we could demonstrate significant differences in the replication rates of the subtypes and that LTR-determined viral fitness depends both on the host cell type and the activation state of the cell. In addition, we determined the degree of conservation of the transcription factor-binding sites (TFBS) in the different-subtype LTRs by analyzing sequences from the HIV sequence database. The sequence analyses revealed subtype-specific conservation of certain TFBS. The results indicate that one should consider the possibility of subtype-specific viral replication rates in vivo, which are strongly influenced by the host environment. We argue that the multidimensional host environment may have shaped the genetic structures of the subtype LTRs.

Indexed as

Virus ReplicationCell DivisionCell LineGenotypeHIV-1HIV Long Terminal RepeatHumansKineticsOrgan SpecificityPhenotypeTime Factors

Identifiers

PMID15016888
PMCPMC371093

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

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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.