Level D· Scientific groundwork from lab and animal studiesAnimal StudyPubMed

Molecular cloning of a differentiation-related mRNA in the adipogenic cell line 1246.

Jiang HP., Harris SE., Serrero G.

Animal Study, published in Cell Growth Differ (1992) — summary generated from the PubMed abstract.

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Level D· Scientific groundwork from lab and animal studiesEvidence level of this study

Evidence from laboratory and animal studies provides groundwork for understanding mechanisms and potential before human studies continue.

  • Level A · Stronger Clinical Evidence
  • Level B · Emerging clinical evidence with positive signals
  • Level C · Early human research exploring benefits
  • Level D · Scientific groundwork from lab and animal studies
  • Emerging · Emerging topic under active research
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This page is generated from the PubMed record. The Thai description is an automated summary of bibliographic fields and the abstract, not a full translation, and is not medical advice.

Study type
Animal Study
Journal
Cell Growth Differ (1992)
Country
United States
Reported sample size
—
Source database
PubMed
PMID
1376140

Abstract (original English)

The 1246 cell line is a C3H mouse teratoma-derived adipogenic cell line that can proliferate and differentiate in defined medium. We have constructed a recombinant phage library containing complementary DNAs (cDNAs) prepared from mRNA of differentiated 1246 cells. This library was screened using a differential hybridization technique. We have isolated five different cDNA clones corresponding to mRNAs that are induced during adipogenesis of 1246 cells and one cDNA clone corresponding to mRNA that is decreased during adipogenesis. Among the mRNAs expressed during adipose differentiation, some are not expressed in undifferentiated cells, whereas some are expressed at very low levels under these conditions. Moreover, the level of induction during differentiation and the temporal expression of the mRNAs corresponding to these cDNAs varied. Our results indicate that one of the cDNA clones isolated, called 154, which selects a 2.2-kilobase mRNA, was induced 100-fold at a very early time during the onset of the differentiation program in 1246 cells and also in adipocyte precursors in primary culture. Direct sequencing of 154 cDNA insert revealed no homology with sequences in GenBank and PIR protein databases. The expression of 154 mRNA was stimulated by accelerators of differentiation such as dexamethasone and isobutylmethylxanthine and inhibited by tumor necrosis factor alpha, transfo

What this study does not prove

  • • This study does not prove SVF is an approved treatment or a replacement for standard care.
  • • This is preclinical work; animal or laboratory results cannot be applied to humans.

Evidence level

Evidence from laboratory and animal studies provides groundwork for understanding mechanisms and potential before human studies continue.

How we grade evidence
1-Methyl-3-isobutylxanthineAdipose TissueAmino Acid SequenceAnimalsBase SequenceBiological FactorsCell DifferentiationCloning, MolecularDNADexamethasone

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