(postembryonic development, regeneration, and sexual differen- 

 tiation). Most of the other chapters deal with applications of 

 invertebrate tissue culture in pathology. 

 The book is well produced and illustrated. 



85. 



Ch.VERMEIJ-KEERS. 1972. TRANSFORMATIONS IN THE FACIAL REGION OF 



THE HUMAN EMBRYO 



Springer, Berlin, etc. Ergebn. Anat . Entw.gesch. Bd.46, H.5. 



30 pp., 18 figs., 1 tab., subject index 



Study based on serial sections and glass-plate reconstructions 

 of the facial region of 17 embryos of 4.4-17 mm. CRL; formation 

 of placodes, maxillary and lateral and medial nasal processes, 

 nasal tube, organ of Jacobson, conchae, naso-lacrimal duct, and 

 meatus nasi inferior. 



Dissertations 



86. 



J.-C.BISCONTE. 1973. HISTOGENESE DU SYSTEME NERVEUX CENTRAL CHEZ 

 LE RAT, etudes chronoarchitectoniques par radioautographie quan- 

 titative 



Ph.D. thesis, Montpellier (mimeographed). Vol.1, text; Vol.11, 

 plates. XXIII, 207 pp., 101 pis., 8 tabs. 



Quantitative autoradiographic study of the entire brain in em- 

 bryos, juvenile and adult animals, using 3H- and l4C-thymidine 

 injected at various times during gestation; emphasis on the tem- 

 poral development of cyto-architecture; formulation of a kinetic 

 model and various hypotheses concerning morphogenesis, cell mi- 

 gration, and cell differentiation; numerous gross autoradio- 

 graphs; photometric scanning maps and maps showing the temporal 

 sequence of cell marking at 10 transverse levels of the adult 

 brain; 3-dimensional diagrams based on the latter; extensive 

 bibliography . 



87. 



J.FULCRAND. 1973. MATURATION POSTNATALE DE LA NEVROGLIE DANS LE 

 SYSTEME NERVEUX CENTRAL CHEZ LE RAT, etude radio-autographique 

 dans ses rapports avec la myelinisation - aspects reactionnels 

 Ph.D. thesis, Montpellier. (mimeographed). IV,l69 pp., 35 pis., 

 7 tabs. 



Histological and quantitative autoradiographic study of the 

 behaviour of all types of glial cells during postnatal develop- 

 ment, with special reference to prosencephalon and optic tract 

 (based in part on work published elsewhere); relation with mye- 

 linisation; cellular proliferation and migration; effects of 

 eyelid closure and enucleation of the eye; drawings, photomicro- 

 graphs and autoradiographs ; extensive bibliography. 



88. 



A.J.M.KEIJSER. 1972. THE DEVELOPMENT OF THE DIENCEPHALON OF THE 

 CHINESE HAMSTER, an investigation of the validity of the crite- 

 ria of subdivision of the brain 



M.D. thesis, Nijmegen. Acta Anat. _8_3, suppl.l. X,l8l pp., 68 

 figs . , 4 tabs. 



Thorough study on embryos from 10 to 21 days old and on some 

 postnatal stages and the adult; aspects considered are neuro- 

 merism, ventricular relief, matrix activity (heterochrony), and 



219 



