Reduced levels of natural killer cell ______________ have been found in people who are highly stressed, including students facing important examinations, bereaved persons, and those who are severely depressed.

Antigens Leucocytes Cytotoxicity Red blood

Cytotoxicity

Reduced levels of natural killer cell cytotoxicity have been found in people who are highly stressed, including students facing important examinations, bereaved persons, and those who are severely depressed.