Evidence map›Paper›PMID 25118284›Full record

ArticleThe Journal of biological chemistry2014

Amyloid-β peptide-specific DARPins as a novel class of potential therapeutics for Alzheimer disease.

Michael Hanenberg, Jordan McAfoose, Luka Kulic, Tobias Welt, Fabian Wirth, Petra Parizek, Lisa Strobel, Susann Cattepoel, Claudia Späni, Rebecca Derungs and 3 more

Abstract read
In one paragraph

Article in The Journal of biological chemistry, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

8 citing papers in PubMed.

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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

13 authors.

Michael HanenbergDivision of Psychiatry Research, University of Zurich, Wagistrasse 12, 8952 Schlieren.
Jordan McAfooseDivision of Psychiatry Research, University of Zurich, Wagistrasse 12, 8952 Schlieren.
Luka KulicDivision of Psychiatry Research, University of Zurich, Wagistrasse 12, 8952 Schlieren,; Department of Neurology, University Hospital Zurich, University of Zurich, Frauenklinikstrasse 26, 8091 Zurich,; Zurich Center for Integrative Human Physiology and University of Zurich, Winterthurerstrasse 190, 8057 Zurich.
Tobias WeltDivision of Psychiatry Research, University of Zurich, Wagistrasse 12, 8952 Schlieren.
Fabian WirthDivision of Psychiatry Research, University of Zurich, Wagistrasse 12, 8952 Schlieren.
Petra ParizekInstitute of Biochemistry, University of Zurich, Winterthurerstrasse 190, 8057 Zurich, and.
Lisa StrobelDivision of Psychiatry Research, University of Zurich, Wagistrasse 12, 8952 Schlieren.
Susann CattepoelDivision of Psychiatry Research, University of Zurich, Wagistrasse 12, 8952 Schlieren.
Claudia SpäniDivision of Psychiatry Research, University of Zurich, Wagistrasse 12, 8952 Schlieren.
Rebecca DerungsDivision of Psychiatry Research, University of Zurich, Wagistrasse 12, 8952 Schlieren.
Marcel MaierNeurimmune Holding AG, Wagistrasse 13, 8952 Schlieren, Switzerland.
Andreas PlückthunInstitute of Biochemistry, University of Zurich, Winterthurerstrasse 190, 8057 Zurich, and.
Roger M NitschDivision of Psychiatry Research, University of Zurich, Wagistrasse 12, 8952 Schlieren,. Electronic address: nitsch@bli.uzh.ch.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Passive immunization with anti-amyloid-β peptide (Aβ) antibodies is effective in animal models of Alzheimer disease. With the advent of efficient in vitro selection technologies, the novel class of designed ankyrin repeat proteins (DARPins) presents an attractive alternative to the immunoglobulin scaffold. DARPins are small and highly stable proteins with a compact modular architecture ideal for high affinity protein-protein interactions. In this report, we describe the selection, binding profile, and epitope analysis of Aβ-specific DARPins. We further showed their ability to delay Aβ aggregation and prevent Aβ-mediated neurotoxicity in vitro. To demonstrate their therapeutic potential in vivo, mono- and trivalent Aβ-specific DARPins (D23 and 3×D23) were infused intracerebroventricularly into the brains of 11-month-old Tg2576 mice over 4 weeks. Both D23 and 3×D23 treatments were shown to result in improved cognitive performance and reduced soluble Aβ levels. These findings demonstrate the therapeutic potential of Aβ-specific DARPins for the treatment of Alzheimer disease.

Indexed as

Ankyrin RepeatAlzheimer DiseaseAmyloid beta-Protein PrecursorAnimalsHumansMiceMice, TransgenicRecombinant ProteinsAmyloid beta-Protein PrecursorAPP protein, humanRecombinant ProteinsAlzheimer DiseaseAmyloidImmunotherapyNeurodegenerative DiseaseProtein Design

Identifiers

PMID25118284
PMCPMC4175345

What OpenQuestion holds

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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.