Evidence map›Paper›PMID 9115363›Full record

ArticleNucleic acids research1997

Matrix-assisted laser desorption/ionization mass spectrometry (MALDI) of endonuclease digests of RNA.

S Hahner, H C Lüdemann, F Kirpekar, E Nordhoff, P Roepstorff, H J Galla, F Hillenkamp

Abstract read
In one paragraph

Article in Nucleic acids research, 1997. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing 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

26 citing papers in PubMed.

  1. Article
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  3. High resolution fingerprinting of single and double-stranded RNA using ion-pair reverse-phase chromatography.Journal of chromatography. B, Analytical technologies in the biomedical and life sciences · 2019
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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

7 authors.

S HahnerInstitute for Medical Physics and Biophysics, University of Münster, Robert-Koch-Strasse 31, D-48149 M-unster, Germany.
H C Lüdemann
F Kirpekar
E Nordhoff
P Roepstorff
H J Galla
F Hillenkamp

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The determination of RNA sequences using base- specific enzymatic cleavages is a well established method. Different synthetic RNA molecules were analyzed for uniformity of degradation by RNase T1, U2, A and PhyM under reaction conditions compatible with Matrix-Assisted Laser Desorption/Ionization Mass Spectrometry (MALDI-MS), to identify the positions of G, A and pyrimidine residues. In order to get a complete set of fragments derived from cleavage at every phosphodiester bond, the samples were also subjected to a limited alkaline hydrolysis. Additionally, the 5'-terminus fragments of a 49mer RNA transcript were isolated by way of 5'-biotinylation and streptavidin-coated magnetic beads (Dynal), followed by a RNase U2digestion. MALDI-MS of the generated fragments is presented as an efficient technique for a direct read out of the nucleotide sequence.

Indexed as

AnimalsAspergillus oryzaeBase SequenceCattleChickensLiverMolecular Sequence DataOligoribonucleotidesPancreasPhysarumPlantsRibonucleasesRibonuclease T1RNASpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationSubstrate SpecificityOligoribonucleotidesRibonucleasesRibonuclease T1RNA

Identifiers

PMID9115363
PMCPMC146684

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.