TABLE 1

Pearson’s pairwise correlations (r values) for the relationship between intracellular MTX polyglutamates and levels of ZMP and dUMP in MTX-treated K562 cells

MTX-PGtotalMTX-PG1MTX-PG2MTX-PG3MTX-PG4MTX-PG5MTX-PG6MTX-PG2–6
ZMP−0.010.34**−0.02−0.08−0.07−0.07−0.14−0.07
dUMP0.81***0.66***0.75***0.81***0.79***0.78***0.69***0.81***

  • ↵** P < 0.01; ***P < 0.001.