CYTO-EMBRYOLOGICAL STUDIES OF SEA URCHINS. II. BLASTULA STAGE

@inproceedings{Dan1952CYTOEMBRYOLOGICALSO,
  title={CYTO-EMBRYOLOGICAL STUDIES OF SEA URCHINS. II. BLASTULA STAGE},
  author={Katsuma Dan},
  year={1952}
}
1. The accumulation of a fluid under the hyaline plasma layer of Strongylocentrotus pulcherrimus eggs, and its movement during cleavage and interkinesis are described. It is shown that an increase in volume takes place in connection with each cleavage, and that the accumulated fluid comes around to the center of the larva, giving rise to the segmentation cavity. 2. Gum arabic prevents the fluid accumulation during early cleavage periods and reduces the volume of the segmentation cavity in later… CONTINUE READING

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