Is there reason my UCB CD34+ cells would show largely variable cell counts after just a few hour incubation?

We isolated and enriched CD34+ cells from 2 large UCB units. A post enrichment count was 7x 10^6 million cells, we incubated overnight and this morning there are only 1 x 10^6.  We have seen a...

09 December 2015 3,733 3 View