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Study · Not a test of the peptide alone · 2011

1 result

In vivo imaging of transplanted islets with 64Cu-DO3A-VS-Cys40-Exendin-4 by targeting GLP-1 receptor.

Wu Z, Todorov I, Li L, Bading JR, Li Z, Nair I, Ishiyama K, Colcher D, Conti PE, Fraser SE, Shively JE, Kandeel F

Bioconjugate chemistry14 Jul 2011Cited by 69 (Europe PMC)

Summary

The text of this summary is not shown here, because the article license does not allow reuse. Read it at the source (opens in a new tab)

Text rights: Publisher copyright. Results still quote short attributed sentences.

Results from this study1

No result from this study comes from a test of the peptide.

Studies that did not test the peptide alone1

In this study, Exenatide (exendin-4) was a lab tool or a carrier, part of a mix, or the subject of a lab method. These results are not evidence about taking Exenatide (exendin-4).

  1. 01AnimalNot a test of Exenatide (exendin-4) aloneAnimal study (in vivo)Activity measurement

    In tumor-bearing mice, excess unlabeled exendin‑4 markedly reduced radiolabeled exendin‑4 conjugate tumor uptake.

    In plain wordsIn mice with tumors, excess unlabeled exendin‑4 markedly reduced tumor uptake of the labeled probe.

    Outcome
    DecreaseTumor tracer uptake blockade
    Study

    mousen: not reported in source

    INS-1 tumor and islet transplantation models
    Comparator
    radiotracer without excess unlabeled exendin-4
    Outcome group
    Receptor activity and mechanism · Pharmacology

    Source sentences

    Summary
    Tumor uptake was saturable, reduced dramatically by a 20-fold excess of unlabeled Exendin-4.
    1 context sentence
    Summary · context
    After (64)Cu labeling, biodistribution studies and microPET imaging of (64)Cu-DO3A-VS-Cys(40)-Exendin-4 were performed on both subcutaneous INS-1 tumors and islet transplantation models.

    In this study, Exenatide (exendin-4) was a lab tool or a carrier, part of a mix, or the subject of a lab method. This result is not evidence about taking Exenatide (exendin-4).

AI wrote and checked these results. AI can make mistakes, so check important results against the source.

Version history

PepBank keeps every version of the data on this study. Status changes from Retraction Watch, Europe PMC and Crossref are listed with their source.

  1. Version 2Current

    22 Oct 2026, 02:26 UTC

    Study results updated

  2. Version 1

    21 Oct 2026, 18:59 UTC

    First added · source update from Europe PMC

Subjects

Terms as the source lists them.

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