Evidence map›Paper›PMID 18945804›Full record

ArticleRNA (New York, N.Y.)2008

Stabilization of RNA during laser capture microdissection by performing experiments under argon atmosphere or using ethanol as a solvent in staining solutions.

Mathieu Clément-Ziza, Arnold Munnich, Stanislas Lyonnet, Francis Jaubert, Claude Besmond

Open access · bronzeAbstract read
In one paragraph

Article in RNA (New York, N.Y.), 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
43citing papers in PubMed, 1 pooled it
1.7field-weighted citation impact, top 17% 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

43 citing papers in PubMed, 1 synthesis or guideline pooled it, 82 citations in OpenAlex.

  1. Pooled it
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  4. Review
  5. Article
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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

5 authors at 1 institution in 1 country.

Mathieu Clément-ZizaINSERM U781, Faculté de Médecine, Hôpital Necker-Enfants Malades, Université René-Descartes, 75015, Paris, France.
Arnold Munnich
Stanislas Lyonnet
Francis Jaubert
Claude Besmond
Hôpital Necker-Enfants Malades · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The combination of laser capture microdissection (LCM) and gene expression experiments allows cell specific expression profiling, which is decisive in cellular transcriptomic exploration. LCM makes possible the isolation of unique cells or group of cells, but maintaining RNA quality during this process is challenging. Several protocols are available for section preparation, but none of those guarantees the integrity of the RNA during microdissection, and operators are recommended to perform LCM during a limited time. We hypothesized that the cause of RNA degradation during the microdissection time is the presence of water rendering endogenous RNase activity possible. We thus developed two methods that stabilize RNA during microdissection time for up to 90 min. The first one consists of performing LCM under an argon atmosphere, thus preventing tissue rehydration; it is compliant with all existing microdissection protocols. The second one is a new fixation and staining method using ethanol as solvent in all preparatory steps to LCM that enhances fixation and dehydration of samples. We assessed several stains in regard of their effect on tissue morphology and RNA integrity and adjusted an ethanolic staining solution of cresyl violet and eosin Y.

Indexed as

ArgonColonEthanolHumansMicroscopy, ConfocalRNARNA StabilityArgonEthanolRNA

Identifiers

PMID18945804
PMCPMC2590969
OpenAlexW2142289089

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.