No abstract available
Publication types
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Research Support, U.S. Gov't, P.H.S.
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Review
MeSH terms
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Amphibians / embryology*
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Animals
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Annelida / embryology*
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Cell Differentiation
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Cell Nucleus / ultrastructure
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Cytoplasmic Granules / ultrastructure
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Diptera / embryology
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Female
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Germ Cells / analysis
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Germ Cells / cytology*
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Germ Cells / metabolism
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Insecta / embryology*
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Male
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Models, Biological
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Ovum / ultrastructure
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Proteins / metabolism
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RNA / analysis
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Ranidae / embryology
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Rats
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Spermatozoa / ultrastructure
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Xenopus / embryology
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Zygote / ultrastructure