Evidence map›Paper›PMID 40712826›Full record

ArticleJournal of pharmaceutical sciences2025

Single-cell transcriptional analysis of murine mesenteric lymph nodes following oral lyso-phosphatidylserine nanoparticle administration reveals cellular heterogeneity in tolerance features.

Vincent Chak, Edwin J Ovalle, Jonathan Bard, Elizabeth A Wohlfert, Jason G Kay, Sathy Balu-Iyer

Abstract read
In one paragraph

Article in Journal of pharmaceutical sciences, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–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

3 citing papers in PubMed.

  1. Review
  2. Article
  3. Review
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

6 authors.

Vincent ChakDepartment of Pharmaceutical Sciences, School of Pharmacy and Pharmaceutical Sciences, University at Buffalo, Buffalo, NY, USA.
Edwin J OvalleDepartment of Oral Biology, School of Dental Medicine, University at Buffalo, Buffalo, New York, USA.
Jonathan BardDepartment of Biochemistry, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, Buffalo, NY, USA.
Elizabeth A WohlfertDepartment of Microbiology and Immunology, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, Buffalo, NY, USA.
Jason G KayDepartment of Oral Biology, School of Dental Medicine, University at Buffalo, Buffalo, New York, USA; Department of Microbiology and Immunology, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, Buffalo, NY, USA.
Sathy Balu-IyerDepartment of Pharmaceutical Sciences, School of Pharmacy and Pharmaceutical Sciences, University at Buffalo, Buffalo, NY, USA. Electronic address: svb@buffalo.edu.

Funding

Lipid mediated oral toleranceR01AI169296 · NIAID · STATE UNIVERSITY OF NEW YORK AT BUFFALO · PI BALU-IYER, SATHY VENKAT, KAY, JASON G · 2022 to 2025
$2.3M
NIAID NIH HHS R01 AI169296
6 · The paper itself

Abstract

Unwanted immune responses against self-proteins or exogenous therapeutic proteins can trigger autoimmune diseases or compromise the safety and efficacy of life-saving therapeutic biologics. To address this issue, we utilized the ability of phosphatidylserine (PS) to convert an immunogen into a tolerogen and rationally developed a LysoPS-containing tolerogenic nanoparticle platform to prevent and mitigate unwanted immune responses. We demonstrated that prophylactic oral treatment with LysoPS-containing proteins prevents unwanted immune responses by inducing tolerance. However, the biological processes and cellular communication involved in LysoPS-mediated oral tolerance remain unclear. Therefore, this study aimed to characterize immune cell interactions and the potential tolerogenic mechanism in mice treated with LysoPS using Single-cell RNA sequencing (scRNA-seq). Our data showed that LysoPS nanoparticles increased the expression of RNAs associated with tolerogenic features in B cells, T cells, and NK cells, primarily through TGF-β responses.

Indexed as

Immune ToleranceLymph NodesNanoparticlesPhosphatidylserinesAdministration, OralAnimalsB-LymphocytesFemaleKiller Cells, NaturalMesenteryMiceMice, Inbred C57BLSingle-Cell AnalysisT-LymphocytesTransforming Growth Factor betaPhosphatidylserinesTransforming Growth Factor betaApoptosisImmune toleranceImmunotherapyNanoparticlesOral tolerancePhosphatidylserineRegulatory T cellsSingle-cell RNA sequencing

Identifiers

PMID40712826
PMCPMC13251566

What OpenQuestion holds

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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.