TABLE 1.

Classification of axenic isolates

Species	Isolate	Clinical diagnosis	Suspected country of origin	Yr of isolation	ATCCa accession no.
E. histolytica	HM-1:IMSS	Amebic dysentery	Mexico	1967	30459
E. histolytica	200:NIH	Amebic dysentery	Isolated in the United States	1949	30458
E. histolytica	IULA:0593:2	Diarrhea, nausea, tenesmus, fever	Venezuela	1993
E. histolytica	H-303:NIH	Amebic dysentery	Patient from Vietnam, isolated in the United States	1972	30887
E. histolytica	HB-301:NIH	Amebic dysentery	Myanmar (Burma)	1960	30190
E. histolytica	IULA:1092:1	Diarrhea, nausea, tenesmus, fever	Venezuela	1992
E. histolytica	HK-9	Amebic dysentery	Korea	1951	30015
E. histolytica	Rahman	Asymptomatic	Sailor from India, isolated in England	1972	30886
E. dispar	SAW760	Asymptomatic	England	1979	50484

^aATCC, American Type Culture Collection.