Table 2.

Characteristic of LT produced by ETEC

	LTA (amino acid)	LTB (amino acid)	Encoding Gene	Receptors	Host	References
LT-Ih	240	103	eltAB	GM1, GM2, GD1b, LPS, asialo-GM1	Humans	62,63
LT-Ip	240	103	eltAB	GM1, GM2, GD1b, LPS	Pigs	62,63
LT-IIa	241	100	eltAB	GM1, GM2, GM3, GD1a, GD1b, GD2, GT1b	Buffalo	62,64
LT-IIb	243	99	eltAB	GM2, GM3, GD1a, GD1α, GM1b, GT1b	Unknown	62,64
LT-IIc	241	98	eltAB	GM1, GM2, GM3, GD1a, GD1α, GQ1b	Claves	60,65