Comment on

• Mesenchymal stromal cells and regulatory T cells: the Yin and Yang of peripheral tolerance?

  Burr SP, Dazzi F, Garden OA. Burr SP, et al. Immunol Cell Biol. 2013 Jan;91(1):12-8. doi: 10.1038/icb.2012.60. Epub 2012 Nov 13. Immunol Cell Biol. 2013. PMID: 23146942 Review.
• Cellular and molecular interactions of mesenchymal stem cells in innate immunity.

  Spaggiari GM, Moretta L. Spaggiari GM, et al. Immunol Cell Biol. 2013 Jan;91(1):27-31. doi: 10.1038/icb.2012.62. Epub 2012 Nov 13. Immunol Cell Biol. 2013. PMID: 23146943 Review.
• Mesenchymal stromal cells: radio-resistant members of the bone marrow.

  Sugrue T, Lowndes NF, Ceredig R. Sugrue T, et al. Immunol Cell Biol. 2013 Jan;91(1):5-11. doi: 10.1038/icb.2012.61. Epub 2012 Nov 20. Immunol Cell Biol. 2013. PMID: 23165606 Review.
• Anti-donor immune responses elicited by allogeneic mesenchymal stem cells: what have we learned so far?

  Griffin MD, Ryan AE, Alagesan S, Lohan P, Treacy O, Ritter T. Griffin MD, et al. Immunol Cell Biol. 2013 Jan;91(1):40-51. doi: 10.1038/icb.2012.67. Epub 2012 Dec 4. Immunol Cell Biol. 2013. PMID: 23207278 Review.
• Immunological characteristics of human mesenchymal stem cells and multipotent adult progenitor cells.

  Jacobs SA, Roobrouck VD, Verfaillie CM, Van Gool SW. Jacobs SA, et al. Immunol Cell Biol. 2013 Jan;91(1):32-9. doi: 10.1038/icb.2012.64. Immunol Cell Biol. 2013. PMID: 23295415 Free PMC article. Review.