Cancer vaccine based on the bacterium Listeria monocytogenes.

Cancer vaccine based on the bacterium Listeria monocytogenes, could cure mice with breast tumors A team from the University of Pennsylvania School of Medicine shows that with a cancer vaccine predicated on the bacterium Listeria monocytogenes, they are able to treat mice with established breasts tumors. Cancer vaccines, which are more described as immunotherapy properly, work by boosting an immune response against tumor-associated antigens. Using Listeria, the researchers, led by Yvonne Paterson, PhD, Professor of Microbiology, delivered the tumor-associated antigen HER-2/Neu to immune cells sildenafil generic for viagra . HER-2/Neu is overexpressed in 20 to 40 % of all breast cancers and in addition within many cancers of the ovaries, lung, pancreas, and gastrointestinal tract.

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