highly significantp < 0.0001
4g ) obtained in the tone-dependent retention test showed highly significant (WT: R = 0.848; p11KO: R = 0.729; p < 0.0001 for both genotypes) inverse linear relation between HR (RR interval) and its variability (RMSSD) in both genotypes (Fig. 4g ) as reported before e.g.