TABLE 3.

Free-living amoebae of the genera Hartmannella and Naegleria which tested negative for the presence of cellulose in the cyst wall^a

Isolate	Source
Hartmannella
U1	Tap water, hospital, Sweden
UJ3	Tap water, hospital, Sweden
HSVA 997	Tap water, hospital, Sweden
MTC 2b	Tap water, eye shower, Sweden
I 8.2	Geyser, Iceland
Naegleria
I 8.1	Geyser, Iceland
SMI1	Tap water, ice machine, Sweden
E 14	Tap water, Nicaragua
E 12	Well, Nicaragua
E 51	Well, Nicaragua
E 55	Well, Nicaragua
E 57	Well, Nicaragua

^aStaining was performed on cryosections.