Evidence map›Paper›PMID 23449729›Full record

ArticleSpringerPlus2013

PepT1 mRNA expression levels in sea bream (Sparus aurata) fed different plant protein sources.

Genciana Terova, Lidia Robaina, Marisol Izquierdo, Annagiulia Cattaneo, Silvia Molinari, Giovanni Bernardini, Marco Saroglia

Abstract read
In one paragraph

Article in SpringerPlus, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing 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

22 citing papers in PubMed.

  1. Article
  2. Article
  3. Development of a Rainbow Trout (Animals : an open access journal from MDPI · 2023
    Article
  4. Article
  5. Growth and Welfare of Rainbow Trout (Animals : an open access journal from MDPI · 2022
    Article
  6. Article
  7. Absorption of protein in teleosts: a review.Fish physiology and biochemistry · 2021
    Review
  8. The 3D Pattern of the Rainbow Trout (International journal of molecular sciences · 2020
    Article
  9. Article
  10. Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Article
  16. Di- and tripeptide transport in vertebrates: the contribution of teleost fish models.Journal of comparative physiology. B, Biochemical, systemic, and environmental physiology · 2017
    Review
  17. Article
  18. Article
  19. Article
  20. Article
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.

Genciana TerovaDepartment of Biotechnology and Life Sciences, University of Insubria, Via J.H. Dunant, 3 - 21100, Varese, Italy ; Inter-University Centre for Research in Protein Biotechnologies "The Protein Factory"- Polytechnic University of Milan and University of Insubria, Varese, Italy.
Lidia Robaina
Marisol Izquierdo
Annagiulia Cattaneo
Silvia Molinari
Giovanni Bernardini
Marco Saroglia

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The expression and regulation of intestinal oligopeptide transporter (PepT)-1 when vegetable sources are used as a substitute for fish meal in the diet of marine fish has not yet been explored. In the present study, as part of our ongoing work on elucidating PepT1 gene expression in relation to different dietary treatments, we have now isolated and deposited in Genbank database (accession no. GU733710) a cDNA sequence representing the PepT1 in the sea bream (Sparus aurata). The "de novo" prediction of the three-dimensional structure of PepT1 protein is presented.We also analyzed diet-induced changes in the expression of PepT1 mRNA via real-time RT-PCR using the standard curve method. Sea bream were fed for 140 days with one of the following four diet formulations (43% protein/21% lipid): a control fast growth-promoting diet (C), and three diets with the same formulation but in which 15% of the fish meal was substituted by protein concentrates either from lupine (LPC), chick pea (CPC), or green pea (PPC). Fish fed PPC had significantly (p < 0.05) lower levels of PepT1 transcripts in the proximal intestine than the controls, whereas PepT1 transcript levels in fish fed LPC or CPC were not significantly different from the controls. Although growth was similar between fish fed with different diets during the first 72 days of feeding, growth of the fish fed with PPC was reduced during the second part of the trial and was significantly (p < 0.05) lower than fish fed LPC and CPC diets by the end of the experiment. Correlation between these results and fish growth performances highlights that the intestinal PepT1 mRNA level may serve as a useful marker of the dietary protein quality and absorption efficiency.

Indexed as

AquacultureFish dietFish meal substitutionGene expressionOligopeptide transporter PepT1Real-time PCRVegetable ingredients

Identifiers

PMID23449729
PMCPMC3579422

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Registered trials

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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.