The main theme of this monograph - conditions of regenera- tion of organs in mammals - reflects an area of increasing empha- sis which permeates much current Soviet research on regeneration. The introduction of this theme goes back about 25 years, and empha- sis on the influence of environmental conditions upon regenerative processes has fluctuated until the mid-1960s, when the viewpoints on this subject were established in much the same form as they are expressed in this book. For years, Russian regeneration research has been charac- terized by the presence of several dominant and often...