TUMOR VIRUSES Meaning and
Definition
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Tumor viruses, also known as oncogenic viruses or cancer-causing viruses, are a specific group of viruses that have the ability to induce the formation of tumors or cancers in host organisms. These viruses are characterized by their ability to integrate their genetic material, typically DNA or RNA, into the host cell's genome, leading to the disruption of normal cellular functions and the subsequent development of abnormal growths.
There are several types of tumor viruses, including DNA viruses such as the human papilloma virus (HPV), Epstein-Barr virus (EBV), and hepatitis B virus (HBV), as well as RNA viruses like human T-cell lymphotropic virus type 1 (HTLV-1) and hepatitis C virus (HCV). Each type of virus has its own specific mechanism for inducing tumor formation.
Tumor viruses typically infect specific cell types and cause uncontrolled cell growth by interfering with the host cell's regulatory pathways involved in cell division, DNA repair, and programmed cell death. The viruses themselves may carry oncogenes, which are genes that can transform normal cells into cancer cells by promoting cell growth or inhibiting apoptosis (programmed cell death).
The consequences of tumor virus infection can range from benign tumors to malignant cancers, depending on the specific virus and the host organism's immune response. Understanding the mechanisms behind tumor virus-induced tumorigenesis is important for the development of effective prevention strategies and therapeutic interventions against virus-associated cancers.
Common Misspellings for TUMOR VIRUSES
- rumor viruses
- fumor viruses
- gumor viruses
- yumor viruses
- 6umor viruses
- 5umor viruses
- tymor viruses
- thmor viruses
- tjmor viruses
- timor viruses
- t8mor viruses
- t7mor viruses
- tunor viruses
- tukor viruses
- tujor viruses
- tumir viruses
- tumkr viruses
- tumlr viruses
- tumpr viruses
- tum0r viruses
Etymology of TUMOR VIRUSES
The etymology of the word "tumor viruses" can be broken down as follows:
1. Tumor: The word "tumor" comes from the Latin word "tumor" meaning "a swelling, tumor, or growth". It ultimately stems from the Latin verb "tumere", which means "to swell". This Latin term has been used in medical contexts for several centuries to refer to abnormal growths or swellings in the body.
2. Viruses: The term "viruses" has its roots in the Latin word "virus", which initially had a broader meaning of "poison" or "noxious substance". It later evolved to specifically refer to infectious agents that are smaller than bacteria and can cause various diseases. The Latin word "virus" itself is thought to have been derived from the Proto-Indo-European root "*weyh₁-", meaning "to poison" or "to be strong".
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