Stages in the normal development of Rana pipiens larvae
โ Scribed by Taylor, A. Cecil ;Kollros, Jerry J.
- Publisher
- John Wiley and Sons
- Year
- 1946
- Tongue
- English
- Weight
- 897 KB
- Volume
- 94
- Category
- Article
- ISSN
- 0003-276X
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๐ SIMILAR VOLUMES
This is the second of a series describing normal stages in the development of Rana pipiens. I t s purpose is to afford a method of identifying from sectioned material the stages described in the first communication (Shumway, '40). Typical sections through carefully staged embryos are described brief
## Abstract Mesenchyme in the hind limbs of __Rana pipiens__ tadpoles may serve as an important influence on the development of specific neural structures involved in limb innervation. Thus a histological quantification of mesenchyme was undertaken to identify landmark stages with respect to mesenc
Comparative studies were made of the exocrine pancreas in normal, thyroidectomized, and thyroxine treated Rana pipiens tadpoles during various stages of development. The weight of the pancreas as milligram per cent body weight (mg% B.W.) is greatly reduced during both artificially induced and natura