## Abstract Chick embryos of graded ages, ranging from freshly laid eggs to one week incubation, were prepared for electron microscopy. Interstitial bodies are expressions of βground substanceβ that resemble structureless masses of cytoplasm without enclosing plasmalemma. They measure from 0.1 to
Cytochrome oxidase in early chick embryos
β Scribed by Moog, Florence
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 1943
- Tongue
- English
- Weight
- 543 KB
- Volume
- 22
- Category
- Article
- ISSN
- 0095-9898
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## SIX FIGURES A unique situation exists in the tail-bud of most vertebrate embryos. Even after the rest of the body has undergone considerable determination and development, tlie tail anlad oe contains a large mass of undifferentiated and presumably indifferent cells. The undifferentiated tail ma
## Abstract ## BACKGROUND Homocysteine is a nonessential aminoacid whose increase is related to the appearance of neural tube defects in humans. In chick embryos, high levels of homocysteine produce neural tube defects and alteration of neural crest cell migration. ## METHODS In our study, 8 ΞΌl