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Zinc increases the longevity of unfertilized sea urchin eggs

✍ Scribed by S. Nakamura; N. Oda; K. Nakamura; R. Kagotani; M. K. Kojima

Book ID
105414267
Publisher
Springer
Year
1991
Tongue
English
Weight
463 KB
Volume
47
Category
Article
ISSN
1420-682X

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## Abstract After fertilization the sea urchin sperm nucleus transforms into the male pronucleus which later fuses with the female pronucleus re‐establishing the diploid genome of the embryo. This process requires remodeling of the sperm chromatin structure including the replacement of the sperm hi