In article <366C37B3.1C8E at chugaibio.com>,
Dom Spinella <dspinella at chugaibio.com, @chugaibio.com> wrote:
>> would you please tell me that how many new unique surface molecules will
>> appear on the activated T cell membrane? Thanks.
>>>> Ningbo
>Your question assumes that all the possible surface markers of T-cell
>activation are known. I doubt that's true. Two markers that are widely
>used are HLA-DR (found of course on other cell types besides activated
>T-cells)
But only on activated *human* T cells - murine T cells do not express
Class II MHC.
> and CD25 (the IL-2 receptor). There are others...
>--Dom Spinella
Also commonly used are CD69 (a transient, early activation marker) and
CD44 (which remains expressed on memory cells).
Ken Frauwirth
--
Ken Frauwirth (MiSTie #33025) kfrauwir at midway.uchicago.edu
Gwen Knapp Center for Lupus and Immunology Research
University of Chicago
http://www.ocf.berkeley.edu/~frauwirt