Some researchers think it might increase the activity of "natural killer cells" in people who have cancer.

Effect of phytoncide from trees on human natural killer cell function.

A controversial area is the presence of increased natural killer cells in the uterus.

It is produced in activated T-cells and natural killer cells.

The healthier carriers of the virus showed more active killer cells, according to the scientists.

Or a natural killer cell could be set next to a tumor cell to fight cancer.

And once they received that sort of signal, the killer cells became at least temporarily inactivated.

But last year scientists found that these killer cells were active in making mice immune to malaria.

The result was a wave of killer cells.

It signals the body's own natural killer cells to attack the cancer cells.

Natural killer cell, a cell involved in the innate immune system.

The Qa-1b-peptide complex signals natural killer cells not to engage in cell lysis.

Tangeretin suppresses the activity of natural killer cells in the immune system, they said.

So the inflammation and skin cell death that occurs in lesions could result from the actions of these killer cells.

Natural killer cells that attack cancer cells and viruses.

Effect of zinc therapy on natural killer cell activity in inflammatory bowel disease.

IL-12 plays an important role in the activities of natural killer cells and T lymphocytes.

This engagement activates the natural killer cell to attack the transformed or infected cells.

Natural killer cells are not affected by cortisol.

In addition, the body's so-called killer cells seek out and destroy cells that have already been infected.

Although exercise increases blood levels of natural killer cells that fight off cancer cells, researchers believe other mechanisms play a far more important role.

The proteins stimulate the production of the body's killer cells and actually punch holes in the organ's cell walls.

The IL-2 induces killer cells to attack the cancerous tissue.

For example, smoking has been shown to reduce the levels of natural killer cells and immunoglobulins, which are important to immune defenses.

Lastly, Interleukin 15 helps generate developed and matured natural killer cells.