Article ; Online: Bacterial DNA involvement in carcinogenesis.
Frontiers in cellular and infection microbiology
2022 Volume 12, Page(s) 996778
Abstract: The incidence of cancer is high worldwide, and biological factors such as viruses and bacteria play an important role in the occurrence of cancer. ... Helicobacter pylori ... , ... human papillomavirus ... , ... hepatitis B viruses ... and other organisms ... ...
Abstract | The incidence of cancer is high worldwide, and biological factors such as viruses and bacteria play an important role in the occurrence of cancer. Helicobacter pylori, human papillomavirus, hepatitis B viruses and other organisms have been identified as carcinogens. Cancer is a disease driven by the accumulation of genome changes. Viruses can directly cause cancer by changing the genetic composition of the human body, such as cervical cancer caused by human papillomavirus DNA integration and liver cancer caused by hepatitis B virus DNA integration. Recently, bacterial DNA has been found around cancers such as pancreatic cancer, breast cancer and colorectal cancer, and the idea that bacterial genes can also be integrated into the human genome has become a hot topic. In the present paper, we reviewed the latest phenomenon and specific integration mechanism of bacterial DNA into the human genome. Based on these findings, we also suggest three sources of bacterial DNA in cancers: bacterial DNA around human tissues, free bacterial DNA in bacteremia or sepsis, and endogenous bacterial DNA in the human genome. Clarifying the theory that bacterial DNA integrates into the human genome can provide a new perspective for cancer prevention and treatment. |
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MeSH term(s) | Female ; Humans ; DNA, Bacterial/genetics ; Virus Integration ; Carcinogenesis ; Uterine Cervical Neoplasms ; Genome, Human ; DNA, Viral/genetics |
Chemical Substances | DNA, Bacterial ; DNA, Viral |
Language | English |
Publishing date | 2022-10-12 |
Publishing country | Switzerland |
Document type | Journal Article ; Review ; Research Support, Non-U.S. Gov't |
ZDB-ID | 2619676-1 |
ISSN | 2235-2988 ; 2235-2988 |
ISSN (online) | 2235-2988 |
ISSN | 2235-2988 |
DOI | 10.3389/fcimb.2022.996778 |
Database | MEDical Literature Analysis and Retrieval System OnLINE |
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