Evidence map›Paper›PMID 12734582›Full record

ArticleBiological procedures online2001

Semiquantitative RT-PCR analysis to assess the expression levels of multiple transcripts from the same sample.

Maria Marone, Simona Mozzetti, Daniela De Ritis, Luca Pierelli, Giovanni Scambia

Open access · greenAbstract read
In one paragraph

Article in Biological procedures online, 2001. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 104 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
104citing papers in PubMed, 2 pooled it
1.0field-weighted citation impact, top 24% 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

104 citing papers in PubMed, 2 syntheses or guidelines pooled it, 329 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
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44 more citing papers are in PubMed but not listed here.

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 2 institutions in 2 countries.

Maria MaroneDepartment of Gynecology and Department of Hematology. Catholic University, L.go A. Gemelli 8, 00168 Rome. Italy. maria.marone@tiscalinet.it
Simona Mozzetti
Daniela De Ritis
Luca Pierelli
Giovanni Scambia
Università Cattolica del Sacro Cuore · ITCatholic University of America · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We describe a semiquantitative RT-PCR protocol optimized in our laboratory to extract RNA from as little as 10,000 cells and to measure the expression levels of several target mRNAs from each sample. This procedure was optimized on the human erythroleukemia cell line TF-1 but was successfully used on primary cells and on different cell lines. We describe the detailed procedure for the analysis of Bcl-2 levels. Aldolase A was used as an internal control to normalize for sample to sample variations in total RNA amounts and for reaction efficiency. As for all quantitative techniques, great care must be taken in all optimization steps: the necessary controls to ensure a rough quantitative (semi-quantitative) analysis are described here, together with an example from a study on the effects of TGF-beta1 in TF-1 cells.

Identifiers

PMID12734582
PMCPMC145543
OpenAlexW2166858659

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.