NEW TECHNICAL METHODS 



in Developmental Biology 



(arranged according to subjects) 



This chapter contains data on methods published during the two-year period 

 elapsed between the appearance of the previous and of the present full issue. 



CLASSIFICATION OF SUBJECTS 



I/II Descriptive and experimental embryology 



III Physiology of development 



IV Development and genetics 

 V Development and pathology 



VI Regeneration 



a microscopy, photography and reconstruction 



b histology and cytology 



c operation and marking 



d culturing (of organisms, organs, tissues and cells) 



e physiology 



f histochemistry and cytochemistry 



g biochemistry 



h biophysics 



Descriptive and Experimental Embryology 



Microscopy, photography and reconstruction 



1. Graphic presentation of mitotic activity in development of tissues. (Gene- 

 Sachs, R. M., C. F. Bretz & A. Lang — Am. J. Bot. 46, 376-384, 1959 ral) 



2. Calculation of mitotic and intermitotic rates in epithelial cells of intact 

 animals or of regenerates over considerable periods of time. (Amphibia) 

 Green, E. U., I. O. Coll & N. J. Evans — J. Exp. Zool., 1959 



3. Study of living eggs by induced fluorescence with acridine orange. 

 Austin, C. R. et al. — Exp. Cell Res. (in press) 



4. Microangiography of foetal bones. (Mammalia) 

 Brookes, M. — J. Anat. 92, 261, 1958 



5. Microradiography: for investigation of vascular channels in foetal and 

 adult tissues. (Mammalia) 



Harrison, R. G. — J. Endocrinol. 15, 64, 1957 



Histology and cytology 



6. Fixing and staining the egg chromosomes. (Evertebrata) 

 Cather, J. N. — Stain Technol. 33, 146-147, 1958 



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