Study reveals hidden immune defense against cancer

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https://www.toprevenuegate.com/zbrimdnc0?key=3144def11bb645f519966e3701d17f56 A new study published in the journal Nature reveals a hidden immune defense against cancer.

The study, led by researchers at the UCLA Jonsson Comprehensive Cancer Center, found that certain immune cells can still fight cancer even when the cancer cells lack an important protein that the immune system relies on to help track down cancer cells. This protein, called B2M, is found on the surface of most cells in the body. When cancer cells lose B2M, they become less visible to the immune system, making it more difficult for the immune system to attack them.

The UCLA researchers found that the absence of B2M seems to activate an alternative immune response involving natural killer (NK) cells and CD4+ T cells. NK cells are a type of immune cell that can kill cancer cells without the need for prior activation. CD4+ T cells are a type of immune cell that can help to orchestrate the immune response against cancer.

The researchers found that NK cells and CD4+ T cells were able to effectively attack cancer cells in both animal studies and patient tumor biopsies. This suggests that the alternative immune response may be a backup mechanism that can help to control cancer even when the immune system's first line of defense is compromised.

The findings of the study are important because they suggest that new cancer immunotherapies could be developed that target the alternative immune response. These therapies could be effective against cancers that are resistant to current immunotherapies.

The study's lead author, Dr. Wei Zhang, said:

https://www.toprevenuegate.com/zbrimdnc0?key=3144def11bb645f519966e3701d17f56 

"Our findings provide a new understanding of how the immune system can fight cancer. This knowledge could lead to the development of more effective cancer immunotherapies."**

The study is also important because it sheds light on the complex interplay between cancer cells and the immune system.

"Cancer cells are constantly evolving to evade the immune system," said Dr. Zhang. "Our study shows that the immune system has its own tricks up its sleeve."**

The findings of the study could also have implications for the development of new cancer vaccines.

"Cancer vaccines are designed to help the immune system recognize and attack cancer cells," said Dr. Zhang. "Our study suggests that vaccines could be designed to target the alternative immune response."**

The study is one of the first to identify this hidden immune defense against cancer.

"Our study is a significant step forward in our understanding of cancer immunotherapy," said Dr. Zhang. "We hope that our findings will lead to the development of new and more effective treatments for cancer."

The study was funded by the National Institutes of Health.

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Location: United States

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