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. Author manuscript; available in PMC: 2021 Nov 1.
Published in final edited form as: Psychopharmacology (Berl). 2020 Aug 24;237(11):3315–3336. doi: 10.1007/s00213-020-05614-9

Fig. 4.

Fig. 4

Prior consumption of EtOH and MA in a three-bottle choice procedure had no effect on subsequent voluntary MA intake in MAHDR mice. (a) MA intake and (b) total volume consumed, when MA was offered vs. water at concentrations of 20, 40, or 80 mg/l after previous three-bottle water or three-bottle EtOH, MA, and EtOH+MA consumption. Data are means ± SEM for the sexes combined, as there were no sex differences. Water group, n=16; EtOH/MA group, n=15. ***p<.001 vs. previous MA concentration, collapsed on group. EtOH, ethanol; MA, methamphetamine