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Kozyraki R, Fyfe J, Verroust PJ, Jacobsen C, Dautry-Varsat A, Gburek J, Willnow TE, Christensen EI, Moestrup SK.Kozyraki R, et al. Among authors: jacobsen c.Proc Natl Acad Sci U S A. 2001 Oct 23;98(22):12491-6. doi: 10.1073/pnas.211291398. Epub 2001 Oct 16.Proc Natl Acad Sci U S A. 2001.PMID: 11606717Free PMC article.