Friday, December 24, 2010

Mother's Milk inactivates XMRV

Marc-André Langlois, December 2010, Department of Pathology and Laboratory Medicine, Faculty of Medicine, University of Ottawa, ON K1H 8M5, Canada

To limit the spread of retroviruses, mammals appear to have tailored a way to inhibit host-to-host infection by milk-borne retroviruses.

In this issue of Cell Host & Microbe, Okeoma et al. (2010) reveal that the host restriction factor APOBEC3 expressed in mammary endothelial cells inactivates retroviruses released in maternal milk.

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