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Epigenetic Regulation

Epigenetic Regulation

Epigenetic changes alter the physical structure of the DNA without changing the genetic sequence and often regulate whether genes are turned on or off. This regulation ensures that each cell produces only proteins necessary for its function. For example, proteins that promote bone growth are not produced in muscle cells. Epigenetic mechanisms play an essential role in healthy development. Conversely, precisely regulated epigenetic mechanisms are disrupted in diseases like cancer.
X-chromosome...

Epigenetic Regulation

Epigenetic Regulation

Epigenetic mechanisms play an essential role in healthy development. Conversely, precisely regulated epigenetic mechanisms are disrupted in diseases like cancer.

Cellular Adaptation IV: Dysplasia and Metaplasia

Cellular Adaptation IV: Dysplasia and Metaplasia

DysplasiaDysplasia refers to abnormal changes in the size, shape, and organization of mature cells, characterized by pleomorphism, nuclear abnormalities, and increased mitotic activity. It commonly affects epithelial tissues, including the cervix, gastrointestinal tract, respiratory mucosa, and endometrium. Although it may occur alongside hyperplasia, dysplasia is not a true adaptive response but a preneoplastic change with potential to progress to cancer.When confined above the basement...

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Updated: May 24, 2026

Methyl-binding DNA capture Sequencing for Patient Tissues

Methyl-binding DNA capture Sequencing for Patient Tissues

Published on: October 31, 2016

DNA methylation changes in cervical cancers.

Qiang Lu¹, Dehua Ma, Shuping Zhao

¹Department of Obstetrics and Gynecology, Affiliated Hospital of Qingdao University School of Medicine, Qingdao, China.

Methods in Molecular Biology (Clifton, N.J.)

|February 24, 2012

Summary

This summary is machine-generated.

Epigenetic alterations, particularly DNA methylation, play a crucial role in cervical cancer development. Understanding these changes is key to developing targeted therapies for this widespread malignancy.

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Area of Science:

Oncology
Molecular Biology
Genetics

Background:

Cervical carcinoma is a leading cause of cancer death in women globally.
Current treatments (chemotherapy, surgery, radiation) have limited impact on cure rates.
Molecular targeted therapies are highly desirable for cervical cancer treatment.

Purpose of the Study:

To discuss epigenetic alterations in cervical cancer.
To focus on DNA methylation as a key epigenetic mechanism.
To highlight the role of epigenetic changes in multistep carcinogenesis.

Main Methods:

Review of existing literature on cervical cancer epigenetics.
Analysis of genetic and epigenetic alterations in tumor suppressor genes (TSGs).
Focus on promoter hypermethylation as a mechanism for TSG inactivation.

Main Results:

Cervical cancer involves genetic and epigenetic alterations, including oncogene activation and TSG inactivation.
Epigenetic inactivation of TSGs via promoter hypermethylation is a significant tumorigenesis mechanism.
Epigenetic alterations affect both viral and host gene expression during carcinogenesis.

Conclusions:

Epigenetic modifications, especially DNA methylation, are critical in cervical cancer progression.
Targeting epigenetic alterations presents a promising avenue for novel therapeutic strategies.
Further research into DNA methylation patterns can improve understanding and treatment of cervical cancer.