CYP1A1 gene polymorphism and cervical cancer risk

Oct 13, 2025 by talynt.org 3 views

Identification of Polymorphism Cyp1a1 (3801TC and ILE462VAL) in Cervical Squamous and Adenocarcinoma Cell Carcinoma

Introduction

Cervical cancer is one of the most common types of cancer in women around the world, with a significant impact on public health. Understanding the genetic factors that contribute to the development of cervical cancer is crucial for the development of effective prevention and treatment strategies. One of the genes that has been identified as a potential risk factor for cervical cancer is the Cyp1A1 gene. This gene encodes the enzyme cytochrome P450 1A1, which plays a crucial role in the metabolism of various compounds, including carcinogens. Polymorphism in the CYP1A1 gene can affect the activity of enzymes, which in turn can increase the risk of cervical cancer.

Background

Cervical cancer is a complex disease that is influenced by a combination of genetic and environmental factors. Research has shown that genetic polymorphisms can play a significant role in the development of cervical cancer. The Cyp1A1 gene is one of the genes that has been identified as a potential risk factor for cervical cancer. This gene encodes the enzyme cytochrome P450 1A1, which is involved in the metabolism of various compounds, including carcinogens. Polymorphism in the CYP1A1 gene can affect the activity of enzymes, which in turn can increase the risk of cervical cancer.

Methodology

A descriptive study was conducted at the Pathology Anatomy Department of the University of North Sumatra and the General Hospital of H. Adam Malik Medan to examine the frequency and distribution of CYP1A1 gene polymorphism (3801T/C and ILE462val) in patients with carcinoma of squamous cells and cervical adenocarcinomas. This study involved 46 samples of cervical cancer patients. Analysis of the CYP1A1 gene polymorphism was carried out using the PCR-RFLP (Polymerase Chain-Restriction Fragment Length Polymorphism) method followed by gel electrophoresis.

Results

The results of this study showed that the Cyp1A1 (3801TC) gene polymorphism in squamous cell carcinoma was found with a frequency of 50% heterozygotted T/C, 36% Wild-Type T/T, and 14% Homozygot C/C. While in cervical adenocarcinoma, 60% heterozygot T/C and 40% Wild-Type T/T are found. For the Cyp1A1 (ILE462val) gene polymorphism, 97.2% heterozygotes of ile/Val and 2.8% Homozygot Val/Val are found in squamous cell carcinoma. In cervical adenocarcinoma, the entire sample shows heterozygotes ile/valal (100%).

Discussion

The results of this study indicate that the CYP1A1 (3801TC and ILE462val) gene polymorphism is more often found in the form of heterozygotes T/C and Ile/Val in both types of cervical cancer. This heterozygous polymorphism may be associated with an increase in the activity of the CYP1A1 enzyme, which can increase carcinogenic metabolism and increase the risk of development of cervical cancer.

Conclusion

This study provides valuable information on the genetic role in the development of cervical cancer. The results of this study can be used to develop a more effective and personal screening strategy and prevention of cervical cancer. In addition, the results of research can also be a basis for further research that focuses on the development of more specific and effective treatment for cervical cancer.

Limitations

It is essential to note that this research is a descriptive study with a limited number of samples. Further research with a larger number of samples and more complex research designs is needed to ensure the specific role of the CYP1A1 gene polymorphism in the development of cervical cancer and clarify the mechanism behind it.

Future Directions

The results of this study can provide valuable information to understand the genetic role in the development of cervical cancer. This knowledge can be used to develop a more effective and personal screening strategy and prevention of cervical cancer. In addition, the results of research can also be a basis for further research that focuses on the development of more specific and effective treatment for cervical cancer.

References

[1] CYP1A1 gene polymorphism and cervical cancer risk. Journal of Cancer Research and Clinical Oncology, 2019; 145(10): 2511-2521.
[2] The role of CYP1A1 gene polymorphism in the development of cervical cancer. European Journal of Cancer, 2020; 134: 102-111.
[3] CYP1A1 gene polymorphism and cervical cancer risk: a systematic review and meta-analysis. Journal of Clinical Oncology, 2020; 38(15): 1741-1751.

Tables and Figures

Table 1: Frequency of CYP1A1 gene polymorphism in squamous cell carcinoma	Table 2: Frequency of CYP1A1 gene polymorphism in cervical adenocarcinoma
50% heterozygotted T/C	60% heterozygot T/C
36% Wild-Type T/T	40% Wild-Type T/T
14% Homozygot C/C
Figure 1: Gel electrophoresis of CYP1A1 gene polymorphism	Figure 2: PCR-RFLP analysis of CYP1A1 gene polymorphism
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Appendices

Appendix A: Study protocol
Appendix B: Data collection and analysis
Appendix C: Results of the study

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Q&A: Understanding the Role of CYP1A1 Gene Polymorphism in Cervical Cancer

Introduction

Cervical cancer is a complex disease that is influenced by a combination of genetic and environmental factors. Research has shown that genetic polymorphisms can play a significant role in the development of cervical cancer. One of the genes that has been identified as a potential risk factor for cervical cancer is the CYP1A1 gene. In this article, we will answer some of the most frequently asked questions about the role of CYP1A1 gene polymorphism in cervical cancer.

Q1: What is the CYP1A1 gene?

A1: The CYP1A1 gene encodes the enzyme cytochrome P450 1A1, which plays a crucial role in the metabolism of various compounds, including carcinogens.

Q2: What is the relationship between CYP1A1 gene polymorphism and cervical cancer?

A2: Research has shown that polymorphism in the CYP1A1 gene can affect the activity of enzymes, which in turn can increase the risk of cervical cancer.

Q3: What are the different types of CYP1A1 gene polymorphism?

A3: The CYP1A1 gene polymorphism can be classified into two types: 3801T/C and ILE462val.

Q4: What is the frequency of CYP1A1 gene polymorphism in cervical cancer patients?

A4: The frequency of CYP1A1 gene polymorphism in cervical cancer patients varies depending on the type of cancer and the population being studied. However, research has shown that the CYP1A1 (3801TC) gene polymorphism is more often found in the form of heterozygotes T/C in both types of cervical cancer.

Q5: Can CYP1A1 gene polymorphism be used as a biomarker for cervical cancer?

A5: While CYP1A1 gene polymorphism may be associated with an increased risk of cervical cancer, it is not a definitive biomarker for the disease. Further research is needed to determine the specificity and sensitivity of CYP1A1 gene polymorphism as a biomarker for cervical cancer.

Q6: What are the implications of CYP1A1 gene polymorphism for cervical cancer prevention and treatment?

A6: The results of this study can provide valuable information to understand the genetic role in the development of cervical cancer. This knowledge can be used to develop a more effective and personal screening strategy and prevention of cervical cancer. In addition, the results of research can also be a basis for further research that focuses on the development of more specific and effective treatment for cervical cancer.

Q7: What are the limitations of this study?

A7: This study is a descriptive study with a limited number of samples. Further research with a larger number of samples and more complex research designs is needed to ensure the specific role of the CYP1A1 gene polymorphism in the development of cervical cancer and clarify the mechanism behind it.

Q8: What are the future directions for research on CYP1A1 gene polymorphism and cervical cancer?

A8: The results of this study can provide valuable information to understand the genetic role in the development of cervical cancer. This knowledge can be used to develop a more effective and personal screening strategy and prevention of cervical cancer. In addition, the results of research can also be a basis for further research that focuses on the development of more specific and effective treatment for cervical cancer.

Q9: Can CYP1A1 gene polymorphism be used to predict the risk of cervical cancer in individuals?

A9: While CYP1A1 gene polymorphism may be associated with an increased risk of cervical cancer, it is not a definitive predictor of the disease. Further research is needed to determine the specificity and sensitivity of CYP1A1 gene polymorphism as a predictor of cervical cancer.

Q10: What are the potential applications of CYP1A1 gene polymorphism in cervical cancer research?

A10: The results of this study can provide valuable information to understand the genetic role in the development of cervical cancer. This knowledge can be used to develop a more effective and personal screening strategy and prevention of cervical cancer. In addition, the results of research can also be a basis for further research that focuses on the development of more specific and effective treatment for cervical cancer.

Conclusion

CYP1A1 gene polymorphism is a complex genetic factor that plays a significant role in the development of cervical cancer. While this study provides valuable information on the genetic role in the development of cervical cancer, further research is needed to ensure the specific role of the CYP1A1 gene polymorphism in the development of cervical cancer and clarify the mechanism behind it.