Evidence map›Paper›PMID 16336214›Full record

ArticleThe Biochemical journal2006

Cell binding, internalization and cytotoxic activity of human granzyme B expressed in the yeast Pichia pastoris.

Ulrike Giesübel, Benjamin Dälken, Hayat Mahmud, Winfried S Wels

Open access · greenAbstract read
In one paragraph

Article in The Biochemical journal, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
0.4field-weighted citation impact, top 39% 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

9 citing papers in PubMed, 26 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 1 institution in 1 country.

Ulrike GiesübelChemotherapeutisches Forschungsinstitut Georg-Speyer-Haus, Paul-Ehrlich-Strasse 42-44, D-60596 Frankfurt am Main, Germany.
Benjamin Dälken
Hayat Mahmud
Winfried S Wels
Georg Speyer Haus · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Granzyme B (GrB) is an apoptosis-inducing protease of cytotoxic lymphocytes. We have investigated intracellular and extracellular effects of human GrB using recombinant protein expressed in the yeast Pichia pastoris. GrB was rapidly taken up by HeLa cells, and accumulated in vesicular structures in the cytoplasm. There it remained inactive and could not be liberated by the endosomolytic reagent chloroquine, indicating that the vesicular structures are distinct from late endosomes and lysosomes. Direct cytosolic delivery of GrB with a cationic lipid-based transduction reagent, however, resulted in the induction of apoptotic cell death. After prolonged incubation at or above 125 nM, GrB on its own induced pronounced morphological changes in human tumour cells, leading to partial loss of contact to the culture support. This extracellular effect was dependent on enzymatic activity and could be reversed by removal of the protein, suggesting GrB-dependent cleavage of extracellular matrix components as the underlying mechanism.

Indexed as

EndocytosisAnilidesApoptosisCell Line, TumorGene Expression Regulation, EnzymologicGranzymesHumansHydrolysisKineticsOligopeptidesPichiaProtein BindingProtein TransportRecombinant ProteinsSerine EndopeptidasesAc-IEPD-pNAAnilidesGranzymesGZMB protein, humanOligopeptidesRecombinant ProteinsSerine Endopeptidases

Identifiers

PMID16336214
PMCPMC1383706
OpenAlexW2004215605

What OpenQuestion holds

Textmetadata
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.