Evidence map›Paper›PMID 11206970›Full record

ArticleTransgenic research2000

Copy number related transgene expression and mosaic somatic expression in hemizygous and homozygous transgenic tilapia (Oreochromis niloticus).

M A Rahman, G L Hwang, S A Razak, F Sohm, N Maclean

Abstract readComparative Study
PubMed Publisher
In one paragraph

Article in Transgenic research, 2000. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
2.4field-weighted citation impact, top 12% 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

15 citing papers in PubMed, 48 citations in OpenAlex.

  1. Plants (Basel, Switzerland) · 2021
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  9. Tol2-mediated transgenesis in tilapia (Oreochromis niloticus).Aquaculture (Amsterdam, Netherlands) · 2011
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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.

M A RahmanDivision of Cell Sciences, School of Biological Sciences, University of Southampton, United Kingdom.
G L Hwang
S A Razak
F Sohm
N Maclean
University of Southampton · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Three lines of transgenic tilapia (Oreochromis niloticus) fish were generated with a construct containing a lacZ reporter gene spliced to a 4.7 kb 5' regulatory region of a carp beta actin gene. All these three lines contain different copy numbers of transgenes and the levels of lacZ expression were found to be related to transgene copy number. Mosaic patterns of somatic lacZ expression were observed in these three lines which differed between lines but were consistent within a line. We also observed that expression of the reporter gene in homozygous transgenic fish was approximately two-fold greater than in the hemizygous transgenics. Analysis of expression of the reporter gene on a tissue-to-tissue basis demonstrated that lacZ expression of the reporter gene in stably transformed fish occured with variable intensity in different organs and tissues and was also sometimes variable in different cells of the same tissue in Gland G2 generations of the transgenic lines.

Indexed as

MosaicismTransgenesAnimalsAnimals, Genetically ModifiedBrainDeoxyribonuclease HpaIIDNA MethylationEmbryo, NonmammalianGene DosageGene Expression RegulationHomozygoteOrgan SpecificityTilapiaDeoxyribonuclease HpaII

Identifiers

PMID11206970
OpenAlexW1566154852

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.