Fig. 4From: The protective roles of tea tree oil extracts in bovine mammary epithelial cells and polymorphonuclear leukocytesScanning electron microscopy to evaluate the morphological state of S. aureus with TTO. S. aureus were incubated with 0 (control) or 0.05% tee trea oil (TTO) for 6 h in vitro. White arrowheads indicate S. aureus showing a sunken morphology stateBack to article page