Besides, I also think we can do so, I tried once and it grew well. However, my Prof doesn't like the frozen cells, then I had to stop it.
This is the reference that I found:
Freezing and thawing of bone marrow-derived murine dendritic cells with subsequent retention of immunophenotype and of antigen processing and presentation characteristics
Tao Sai, Simon W.F. Milling, Beatrice Mintz*
Institute for Cancer Research, Fox Chase Cancer Center, 7701 Burholme Avenue, Philadelphia, PA 19111, USA
Received 20 November 2001; received in revised form 20 March 2002; accepted 2 April 2002