'Negative regulation' diaporamas de présentation

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Part V: How genes are regulated

Part V: How genes are regulated

Part V: How genes are regulated. Chapter 15: Gene Regulation in Prokaryotes Chapter 16: Gene Regulation in Eukaryotes. Chapter 15: Gene Regulation in Prokaryotes. Gene activity is regulated primarily at the level of transcription. lactose operon (lac operon).

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1.23k views • 97 slides
Regulation of Gene Expression

Regulation of Gene Expression

11. Regulation of Gene Expression. Chapter 11 Regulation of Gene Expression. Key Concepts 11.1 Several Strategies Are Used to Regulate Gene Expression 11.2 Many Prokaryotic Genes Are Regulated in Operons 11.3 Eukaryotic Genes Are Regulated by Transcription Factors and DNA Changes

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1.07k views • 79 slides
[IV] The Role of Chromatin Structure in Control of Gene Expression

[IV] The Role of Chromatin Structure in Control of Gene Expression

[IV] The Role of Chromatin Structure in Control of Gene Expression. Overview of levels of control of gene expression Chromatin structure in active or potentially active genes Alterations in DNA methylation in active or potentially active genes

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903 views • 64 slides
Chapter 11 Opener

Chapter 11 Opener

Chapter 11 Opener. Figure 11.1 Potential Points for the Regulation of Gene Expression. Figure 11.2 Positive and Negative Regulation. Figure 11.2 Positive and Negative Regulation. Figure 11.2 Positive and Negative Regulation (Part 1). Figure 11.2 Positive and Negative Regulation (Part 2).

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686 views • 55 slides
Chapter 11 Opener

Chapter 11 Opener

Chapter 11 Opener. Figure 11.1 Potential Points for the Regulation of Gene Expression. Figure 11.2 Positive and Negative Regulation. Figure 11.2 Positive and Negative Regulation. Figure 11.2 Positive and Negative Regulation (Part 1). Figure 11.2 Positive and Negative Regulation (Part 2).

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560 views • 55 slides
Fever

Fever

Fever. Normal. Axillary temperature 36~37 .0 ?C Sublingual temperature 36.7~37.7 ?C rectal temperature 36.9~37.9 ?C. ?? Concept pyrogen set point of the thermoregulatory center body temperature. sport physiological T pregnancy luteal phase

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507 views • 41 slides
Molecular Mechanisms of Gene Regulation

Molecular Mechanisms of Gene Regulation

Molecular Mechanisms of Gene Regulation. Genetics Spring 2014. Outline. Transcriptional Regulation in Prokaryotes. Genes are never really completely off, basal level of transcription exits. Random bursts of gene expression, stochastic noise exists as well.

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537 views • 30 slides
11 ?? ????

11 ?? ????

11 ?? ????. Chapter 17. Regulation of Transcription in Eukaryotes. Accessibility of eukaryotic genes. Specific transcription factors. Respond to stimulus (signals) Enter nucleus Recognize and bind DNA Make contact with transcription machinery DNA-binding domain + activator domain.

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438 views • 16 slides
Adrenergic receptor

Adrenergic receptor

Summary: The adrenergic receptor signaling pathway positively regulates the force of heart contraction.

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207 views • 2 slides
M Ko et al. Nature 000 , 1-5 (2013) doi:10.1038/nature12052

M Ko et al. Nature 000 , 1-5 (2013) doi:10.1038/nature12052

Negative regulation of TET3 by its CXXC domain. M Ko et al. Nature 000 , 1-5 (2013) doi:10.1038/nature12052.

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76 views • 1 slides

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