Evidence map›Paper›PMID 28335782›Full record

ArticleRetrovirology2017

The HIV-1 transmission bottleneck.

Samuel Mundia Kariuki, Philippe Selhorst, Kevin K Ariën, Jeffrey R Dorfman

Open access · goldAbstract readLetter
In one paragraph

Article in Retrovirology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed
5.2field-weighted citation impact, top 3% 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

40 citing papers in PubMed, 67 citations in OpenAlex.

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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

4 authors at 2 institutions in 3 countries.

Samuel Mundia KariukiDivision of Immunology, Department of Pathology, Falmouth 3.25, University of Cape Town, Anzio Rd, Observatory, Cape Town, 7925, South Africa.
Philippe SelhorstDivision of Medical Virology, Department of Pathology, University of Cape Town, Cape Town, South Africa.
Kevin K AriënVirology Unit, Department of Biomedical Sciences, Institute of Tropical Medicine, Antwerp, Belgium.
Jeffrey R DorfmanDivision of Immunology, Department of Pathology, Falmouth 3.25, University of Cape Town, Anzio Rd, Observatory, Cape Town, 7925, South Africa. jeffrey.dorfman@uct.ac.za.ORCID 0000-0001-9938-8911
University of Cape Town · ZAUniversity of Antwerp · BE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

It is well established that most new systemic infections of HIV-1 can be traced back to one or a limited number of founder viruses. Usually, these founders are more closely related to minor HIV-1 populations in the blood of the presumed donor than to more abundant lineages. This has led to the widely accepted idea that transmission selects for viral characteristics that facilitate crossing the mucosal barrier of the recipient's genital tract, although the specific selective forces or advantages are not completely defined. However, there are other steps along the way to becoming a founder virus at which selection may occur. These steps include the transition from the donor's general circulation to the genital tract compartment, survival within the transmission fluid, and establishment of a nascent stable local infection in the recipient's genital tract. Finally, there is the possibility that important narrowing events may also occur during establishment of systemic infection. This is suggested by the surprising observation that the number of founder viruses detected after transmission in intravenous drug users is also limited. Although some of these steps may be heavily selective, others may result mostly in a stochastic narrowing of the available founder pool. Collectively, they shape the initial infection in each recipient.

Indexed as

Disease Transmission, InfectiousHost-Pathogen InteractionsFemaleHIVHIV InfectionsHumansMaleSelection, GeneticBottleneckGenital mucosaHIV-1Intravenous drug userTransmission

Identifiers

PMID28335782
PMCPMC5364581
OpenAlexW2603150355

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.