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‘Backpacks’ boost immune cells’ ability to kill cancer
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‘Backpacks’ boost immune cells’ ability to kill cancer

by Harvard University Macrophages are immune cells that patrol the body looking for potential threats like viruses, bacteria, and cancer cells, and engulf and destroy them. However, cancerous tumors have a nasty trick up their sleeves: they secrete substances that “switch” arriving macrophages from their tumor-killing state to a tumor-promoting state, in which they suppress...

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New cancer treatment uses enzymes to boost immune system and fight back

UT Austin Engineers develop new way to treat cancer using enzyme therapy UNIVERSITY OF TEXAS AT AUSTIN AUSTIN, Texas — Researchers at The University of Texas at Austin have developed a new approach to treating cancer using enzyme therapy. The enzyme, PEG-KYNase, does not directly kill cancer cells but instead empowers the immune system to...