ABTS

:   2‐2′‐azino‐di\[3‐ethylbenzothiazoline‐(6)‐sulfonic acid\] ammonium salt

BBM

:   Bernheimer\'s basal medium

FCS

:   fetal calf serum

HBSS

:   Hanks\' balanced salt solution

HRP

:   horseradish peroxidase

NK cells

:   natural killer cells

PBS

:   Dulbecco\'s phosphate‐buffered saline

PEC

:   peritoneal exudate cells

S‐coccus

:   Streptococcus pyogenes

S‐cocci

:   streptococci
