Evidence map›Paper›PMID 39296255›Full record

ArticleACS pharmacology & translational science2024

Rethinking Thin-Layer Chromatography for Screening Technetium-99m Radiolabeled Polymer Nanoparticles.

Kathrin Schorr, Xinyu Chen, Takanori Sasaki, Anahi Paula Arias-Loza, Johannes Lang, Takahiro Higuchi, Achim Goepferich

Abstract read
In one paragraph

Article in ACS pharmacology & translational science, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. Article
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.

Kathrin SchorrDepartment of Pharmaceutical Technology, University of Regensburg, Regensburg, Bavaria 93053, Germany.ORCID https://orcid.org/0009-0003-1786-9589
Xinyu ChenNuclear Medicine, Faculty of Medicine, University of Augsburg, Augsburg, Bavaria 86156, Germany.ORCID https://orcid.org/0000-0002-6165-1689
Takanori SasakiDepartment of Nuclear Medicine and Comprehensive Heart Failure Center, University Hospital Würzburg, Würzburg, Bavaria 97080, Germany.ORCID https://orcid.org/0000-0002-0821-827X
Anahi Paula Arias-LozaDepartment of Nuclear Medicine and Comprehensive Heart Failure Center, University Hospital Würzburg, Würzburg, Bavaria 97080, Germany.ORCID https://orcid.org/0000-0003-4048-4719
Johannes LangDepartment of Pharmaceutical Technology, University of Regensburg, Regensburg, Bavaria 93053, Germany.ORCID https://orcid.org/0009-0007-4868-5044
Takahiro HiguchiDepartment of Nuclear Medicine and Comprehensive Heart Failure Center, University Hospital Würzburg, Würzburg, Bavaria 97080, Germany.
Achim GoepferichDepartment of Pharmaceutical Technology, University of Regensburg, Regensburg, Bavaria 93053, Germany.ORCID https://orcid.org/0000-0002-7646-0252

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Thin-layer chromatography (TLC) is commonly employed to screen technetium-99m labeled polymer nanoparticle batches for unreduced pertechnetate and radio-colloidal impurities. Although this method is widely accepted, our findings applying radiolabeled PLGA/PLA-PEG nanoparticles underscore its lack of transferability between different settings and its limitations as a standalone quality control tool. While TLC profiles may appear similar for purified and radiocolloid containing nanoparticle formulations, their in vivo behavior can vary significantly, as demonstrated by discrepancies between TLC results and single-photon emission computed tomography (SPECT) and biodistribution data. This highlights the urgent need for a case-by-case evaluation of TLC methods for each specific nanoparticle type. Our study revealed that polymeric nanoparticles cannot be considered analytically uniform entities in the context of TLC analysis, emphasizing the complex interplay between nanoparticle composition, radiolabeling conditions, and subsequent biological behavior.

Identifiers

PMID39296255
PMCPMC11406700

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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.