Position effects in mice carrying a lacZ transgene in cis with the beta-globin LCR can be explained by a graded model.
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Summary
The results suggest that the beta-globin LCR enhancers function through a graded model, which is described, rather than the binary mechanism that has been proposed previously for other enhancers.
- Type
- article
- Published
- 1997-11-01
- Cited by
- 40
- References
- 34
- Access
- Open access
- OpenAlex
- https://openalex.org/W1974036882
- Semantic Scholar
- https://api.semanticscholar.org/CorpusID:20268284
Keywords
Biology, Transgene, Locus control region, Globin, Molecular biology
References
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- Separable cis‐acting control elements for expression of the white gene of Drosophila.
- Definition of the minimal requirements within the human beta‐globin gene and the dominant control region for high level expression.
- Position independence and proper developmental control of gamma-globin gene expression require both a 5' locus control region and a downstream sequence element
- Germ-line transformation of mice.
- Variegated gene expression in mice.
- Variegated expression of a globin transgene correlates with chromatin accessibility but not methylation status.
- Position effect and related phenomena.
- Position effect variegation at fission yeast centromeres.
- Formation of stable transcription complexes as assayed by analysis of individual templates.
- Simian virus 40 enhancer increases RNA polymerase density within the linked gene
- DNA methylation at a CCGG sequence in the large intron of the rabbit beta-globin gene: tissue-specific variations.
- Position-dependent variegation of globin transgene expression in mice.
- The SV40 72 base repair repeat has a striking effect on gene expression both in SV40 and other chimeric recombinants.
- Chromatin as an essential part of the transcriptional mechanim
- Simian virus 40 enhancer increases number of RNA polymerase II molecules on linked DNA
- What does the locus control region control?
- Each hypersensitive site of the human beta-globin locus control region confers a different developmental pattern of expression on the globin genes.
- Human gamma- to beta-globin gene switching in transgenic mice.
Cited by
- alpha-thalassemia resulting from a negative chromosomal position effect.
- Analysis of Cell-Specificity and Variegation of Transgene Expression Driven by Salmon Prolactin Promoter in Stable Lines of Transgenic Rainbow Trout
- Tetracycline-Inducible System for Regulation of Skeletal Muscle-Specific Gene Expression in Transgenic Mice
- Distant upstream regulatory domains direct high levels of beta -myosin heavy chain gene expression in differentiated embryonic stem cells.
- Going the distance: a current view of enhancer action.
- The tkNeo gene, but not the pgkPuro gene, can influence the ability of the beta-globin LCR to enhance and confer position-independent expression onto the beta-globin gene.
- Increasing D4Z4 repeat copy number compromises C2C12 myoblast differentiation
- IGF-I causes an ultrasensitive reduction in GH mRNA levels via an extracellular mechanism involving IGF binding proteins.
- Transgenic Analysis of the Stem Cell Leukemia +19 Stem Cell Enhancer in Adult and Embryonic Hematopoietic and Endothelial Cells
- Mosaic expression of LacZ reporter gene controlled by 5′-regulatory sequences of alpha-S1-Casein gene in transgenic mice
- Capn8 promoter directs the expression of Cre recombinase in gastric pit cells of transgenic mice
- Factors Affecting de Novo Methylation of Foreign DNA in Mouse Embryonic Stem Cells*
- Locus control regions and epigenetic chromatin modifiers.
- Transgenic Cre expression mice for generation of erythroid‐specific gene alterations
- Artificial chromosome-based transgenes in the study of genome function
- Relative transgene expression frequencies in homozygous versus hemizygous transgenic mice
- The specificity of the myelin basic protein gene promoter studied in transgenic mice.
- Generation dependent reduction of tTA expression in double transgenic NZL‐2/tTACMV mice
- Stochastic, stage-specific mechanisms account for the variegation of a human globin transgene.
- Intestinal Expression of the Calbindin-D9K Gene in Transgenic Mice
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