Interleukin-21 stimulates antigen uptake, protease activity, survival and induction of CD4+ T cell proliferation by murine macrophages
Clinical & Experimental Immunology (2008) - Comment
pubmed: 18190607  doi: 10.1111/j.1365-2249.2007.03581.x  issn: 1365-2249  issn: 0009-9104 

R. Rückert, S. Bulfone-Paus, K. Brandt