(A,C) Cumulative and (B,D) individual 0.3 M NaCl and water intake in fluid replete rats and in rats treated with i.g. 2 M NaCl load combined with injections of baclofen or saline into the LPBN. (A and C) Values are means ± S.E.M. n = Number of rats. * different from saline; + different from 2 M NaCl + saline. Fewer symbols appear in B and D because of overlapping data.