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Spermiogenesis and spermiation in a monotreme mammal, the platypus, Ornithorhynchus anatinus
Spermatogenesis in the platypus (Ornithorhynchus anatinus) is of considerable biological interest as the structure of its gametes more closely resemble that of reptiles and birds than marsupial or eutherian mammals. The ultrastructure of 16 steps of spermatid development is described and provides a...
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| Main Authors: | , |
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| Format: | Artigo |
| Language: | Inglês |
| Published: |
2000
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| Subjects: | |
| Online Access: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1468055/ https://ncbi.nlm.nih.gov/pubmed/10739018 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1046/j.1469-7580.2000.19620217.x |
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