regressive changes

These results are in contrast to the changes in the hippocampal CA3 dendritic arbors, in which only regressive changes were observed.

However, in late cultures from abnormal placentae, the formation of syncytia was abortive (see below) and such small syncytia showed regressive changes and persisting cytoplasmic ERα immunoreactivity (not shown).

In fact, majorities in democracies sometimes support regressive changes in distribution, which is to say the poor sometimes vote for measures that will increase the wealth of the richest members of society at their own expense.