Table 2.

Association between secretor status and susceptibility to infectious diseases

Infection	Susceptibility		Reference
	Secretor	Nonsecretor
Haemophilus influenzae		+	[81]
Neisseria meningitis		+	[82]
Streptococcus pneumoniae		+	[82]
Urinary tract infection with Escherichia coli		+	[83], [84]
Influenza A and B	+		[87]
Rhinovirus	+		[87]
Respiratory syncytical virus (RS)	+		[87]
Echovirus	+		[87]
HIV infection (heterosexual transmission)	+		[88], [89]
HIV (disease progression)	+		[4]