Fig. 4

(a) Live and (b) dead E. granulosus protoscoleces (stained with 0.1% eosin). Live protoscoleces are identified by their gray or colorless appearance (a), whereas dead protoscoleces appear red (b).

(a) Live and (b) dead E. granulosus protoscoleces (stained with 0.1% eosin). Live protoscoleces are identified by their gray or colorless appearance (a), whereas dead protoscoleces appear red (b).