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. 2001 Apr;21(8):2815–2825. doi: 10.1128/MCB.21.8.2815-2825.2001

TABLE 2.

Fluorescence of a pooled population of GFP-expressing cells as determined by flow cytometry

Sample Description % in M2 windowa Mean intensity Fluorescence index
1 Control (nontransfected) 0.16 333 52
2 Parental cells (nontransfected) 94.5 1,804 171,000
3 Parental + U1(H) snRNA 92.5 1,873 170,000
4 Parental + U1(H) antiGFP 60.5 851 51,000
a

M2 is the window in the FACS scan where the fluorescent signal exceeds the background of GFP negative cells. (See Fig. 4B.)