How cells can find their way through the human body – Phys.org

A team of researchers affiliated with multiple institutions in the U.K. has discovered how cells are able to travel so accurately through the human body. In their paper published in the journal Science, the group describes a theory they developed to explain cell orienteering and how they tested it using mazes.
When the body is injured, such as being poked with a needle, the immune system responds by sending white blood cells to kill any bacteria that might be trying to enter through the wound. …

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