1. Regeneration in the tail fan of crayfish

   • Jay Edward Mittenthal
   • Julie LaForge
   • William W. Trevarrow

   OriginalPaper Pages: 121 - 130

2. Genetic factors affecting normal growth of testes inDrosophila hydei

   • Peter John Hanna
   • Karl Heinz Glätzer
   • Oswald Hess

   OriginalPaper Pages: 131 - 139

3. Ca²⁺-ionophore-induced microvilli and cortical contractions inXenopus eggs. Evidence for involvement of actomyosin

   • Robert M. Ezzell
   • W. Zacheus Cande
   • Ann Janice Brothers

   OriginalPaper Pages: 140 - 147

4. Analysis of the cell kinetics during planarian regeneration by means of SAMBA 200 cell image processor

   • Gérard Brugal
   • Françoise Giround
   • André Gabriel

   OriginalPaper Pages: 148 - 154

5. Cleavage and blastoderm formation in normal and experimentally deformed naked eggs of a dipteran insect

   • Pablo Junquera

   OriginalPaper Pages: 155 - 165

6. Changes in developmental profiles of brain gangliosides during ontogeny of a teleost fish (Sarotherodon mossambicus, Cichlidae)

   • Volker Seybold
   • Hinrich Rahmann

   OriginalPaper Pages: 166 - 172

7. Binucleate cells in mouse morulae

   • Maria Salomea Soltyńska
   • Hanna Balakier
   • Jolanta Karasiewicz

   Rapid Communications Pages: 173 - 177

8. Viability of trisomy 12 cells in mouse chimaeras

   • Reinald Fundele
   • Eva-Maria Jägerbauer
   • Alfred Gropp

   Rapid Communications Pages: 178 - 180