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Our understanding of the significance and complexity of the chemokine superfamily has increased at an explosive pace over the last decade. Although this pace may be slowing down, many questions remain in this field. The February 2011 Special Feature on Chemokines reviews some of these issues: the CXCR3/CXCL9/CXCL10/CXCL11 axis; the role of chemokines in the thymus; and the function of the atypical chemokine receptors DARC and D6.
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Comerford et al. (2011) studied this question.
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