Volume 21, Number 2—February 2015
Research
Naturally Acquired Antibodies against Haemophilus influenzae Type a in Aboriginal Adults, Canada
Figure
![Antibody mediated bactericidal activity against Haemophilus influenzae type a in healthy Aboriginal (n = 70) and non-Aboriginal (n = 70) adults residing in the Thunder Bay region of northwestern Ontario, Canada, 2010–2012. The solid line indicates geometrical mean titer. The dashed line indicates the lower limit of detection; the number of individual samples below this limit is indicated on the graph.](/eid/images/14-0722-F1.jpg)
Figure. Antibody mediated bactericidal activity against Haemophilus influenzae type a in healthy Aboriginal (n = 70) and non-Aboriginal (n = 70) adults residing in the Thunder Bay region of northwestern Ontario, Canada, 2010–2012. The solid line indicates geometrical mean titer. The dashed line indicates the lower limit of detection; the number of individual samples below this limit is indicated on the graph.
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