Figure 3. Frequency of the stages of the seminiferous epithelium cycle of Wistar rats with Walker 256 tumor and with L-glutamine supplementation. Pre-M: pre-meiotic phase; M: meiotic phase; Post-M: post-meiotic phase. C: Control; CG: Control supplemented with L-glutamine; WT: Walker 256 tumor; WTG: Walker 256 tumor supplemented with L-glutamine. Symbols indicate differences between groups, within each stage (*: CG x WTG comparison; #: C x WT comparison).