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Record W3211920271 · doi:10.1073/pnas.2104721118

Preferential and persistent impact of acute HIV-1 infection on CD4 <sup>+</sup> iNKT cells in colonic mucosa

2021· article· en· W3211920271 on OpenAlexaff
Dominic Paquin‐Proulx, Kerri G. Lal, Yuwadee Phuang‐Ngern, Matthew Creegan, Andrey Tokarev, Suchada Suhkumvittaya, Aljawharah Alrubayyi, Eugène Kroon, Suteeraporn Pinyakorn, Bonnie M. Slike, Diane L. Bolton, Shelly J. Krebs, Leigh Anne Eller, Chayada Sajjaweerawan, Amélie Pagliuzza, Nicolas Chomont, Rungsun Rerknimitr, Nitiya Chomchey, Nittaya Phanuphak, Mark de Souza, Nelson L. Michael, Merlin L. Robb, Jintanat Ananworanich, Johan K. Sandberg, Michael A. Eller, Alexandra Schuetz

Bibliographic record

VenueProceedings of the National Academy of Sciences · 2021
Typearticle
Languageen
FieldImmunology and Microbiology
TopicImmune Cell Function and Interaction
Canadian institutionsCentre Hospitalier de l’Université de Montréal
FundersNational Institute of Allergy and Infectious DiseasesU.S. Department of DefenseGilead SciencesViiV HealthcareHenry M. Jackson FoundationOffice of Defense ProgramsNational Institutes of HealthU.S. Department of Health and Human Services
KeywordsImmunologyIn vitroBiologyNatural killer T cellIntestinal mucosaViral loadPeripheral blood mononuclear cellImmune systemHuman immunodeficiency virus (HIV)T cellMedicineInternal medicine

Abstract

fetched live from OpenAlex

Significance Evidence suggests that HIV-1 disease progression is determined in the early stages of infection. Here, preinfection invariant natural killer T (iNKT) cell levels were predictive of the peak viral load during acute HIV-1 infection (AHI). Furthermore, iNKT cells were preferentially lost in AHI. This was particularly striking in the colonic mucosa, where iNKT cells were depleted more profoundly than conventional CD4 + T cells. The initiation of antiretroviral therapy during AHI-prevented iNKT cell dysregulation in peripheral blood but not in the colonic mucosa. Overall, our results support a model in which iNKT cells are early and preferential targets for HIV-1 infection during AHI.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.002
Threshold uncertainty score0.006

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0010.000
Open science0.0000.000
Research integrity0.0000.001
Insufficient payload (model declined to judge)0.0020.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.025
GPT teacher head0.284
Teacher spread0.259 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designObservational
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations10
Published2021
Admission routes1
Has abstractyes

Explore more

Same venueProceedings of the National Academy of Sciences→Same topicImmune Cell Function and Interaction→French-language works237,207→