Evidence map›Paper›PMID 9137082›Full record

ArticleThe American journal of pathology1997

Sensitive in situ hybridization with catalyzed reporter deposition, streptavidin-Nanogold, and silver acetate autometallography: detection of single-copy human papillomavirus.

I Zehbe, G W Hacker, H Su, C Hauser-Kronberger, J F Hainfeld, R Tubbs

Abstract read
In one paragraph

Article in The American journal of pathology, 1997. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
5.6field-weighted citation impact, top 4% 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

20 citing papers in PubMed, 105 citations in OpenAlex.

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  13. Single-molecule protein arrays enabled by scanning probe block copolymer lithography.Proceedings of the National Academy of Sciences of the United States of America · 2011
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors at 1 institution in 1 country.

I ZehbeDeutches Krebsforschungszentrum, Angewandte Tumorvirologie, Heidelberg, Germany.
G W Hacker
H Su
C Hauser-Kronberger
J F Hainfeld
R Tubbs
DKFZ-ZMBH Alliance · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The usefulness of standard in situ hybridization for viral nucleic acid detection is occasionally limited by its sensitivity limit of 10 to 50 copies per cell. A modified version of the recently described signal amplification method, catalyzed reporter deposition (CARD), and its application to formalin-fixed cells and tissue sections is presented. Deposition of the reporter is facilitated by using horseradish peroxidase catalyzing the deposition of biotinylated tyramide on the location of the probe target. The biotin accumulation created is usually detected with streptavidin-labeled enzymes or fluorochromes. In the present investigation, this step was replaced by streptavidin-Nanogold and combined with silver acetate autometallography. This resulted in deep-black precipitation at positive in situ hybridized reaction sites. The sensitivity of this new approach was tested with a biotinylated, genomic probe specific for human papillomavirus (HPV)-16/18. SiHa cells, a cervical carcinoma-derived cell line with one to two HPV16 copies per cell, and 10 histologically confirmed cervical carcinomas were used for the study. All samples were previously HPV16 positive with solution polymerase chain reaction, but only two of the cervical carcinomas were positive with standard in situ hybridization with barely visible signals. When employing CARD-Nanogold, SiHa cells and 9 of 10 biopsies proved positive with marked signals. It is concluded that this nonisotopic method can detect single viral copies in situ in routinely fixed material and may have the potential to replace in situ polymerase chain reaction in many applications.

Indexed as

AcetatesBacterial ProteinsGenes, ReporterGold CompoundsSilver CompoundsCarcinomaCatalysisDNA ProbesFemaleGene AmplificationHumansIn Situ HybridizationPapillomaviridaePapillomavirus InfectionsSilver StainingStreptavidinAcetatesBacterial ProteinsDNA ProbesGold Compoundssilver acetateSilver CompoundsStreptavidin

Identifiers

PMID9137082
PMCPMC1858216
OpenAlexW2133138424

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.