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. Author manuscript; available in PMC: 2017 Feb 1.
Published in final edited form as: J Tenn Acad Sci. 1998 Jul-Oct;73(3-4):87–99.

Table 1.

Summary of chromosome fragile site data from the mentally retarded males.

Medium 199 RPMI 1640 with FUdR χ2 Medium 199 RPMI 1640 with BrdU χ2
Subjects    100    165 —    117    121 —
Cells Analyzed 5,096 4,738 — 6,009 5,846 —
Fragile Sites    301 1,118 —    332    612 —
Cells with Fragile Sites    294    837 340.23*    321    578 86.70*
Cells with Fragile Sites (%)        5.8      17.7 —        5.3        9.9 —

FUdR is fluorodeoxyuridine; BrdU is bromodeoxyuridine, χ2 is chi-square.

*

P < 0.001, two-tailed test.