Comparative stages in the spermatogenesis of various cancer crabs

Comparative stages in the spermatogenesis of various cancer crabs
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DOI:
10.1002/jmor.1050390103
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发表时间:
1924-09-01
影响因子:
--
通讯作者:
Fasten, N
Fasten, N
中科院分区:
其他
文献类型:
--
作者:
Fasten, N

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方法所研究的睾丸是按照 Binford ('13) 和我自己 (Fasten,'15,'18) 为各种 Brachyura 描述的相同计划构建的。通过参考我以前的出版物(Fasten,'15,'18),可以获得这些男性性腺的图形和描述。六月下旬和七月初制备的涂片制剂专门用于本研究。我发现这个时期为研究各种癌症蟹的精子发生阶段提供了最好的材料。
METHODS The testes studied are constructed on the same plan as those described by Binford ('13) and myself (Fasten,'15,'18) for various Brachyura. By referring to my previous publications (Fasten,'15,'18), figures and descriptions of these male gonads may be obtained. Smear preparations prepared during the latter weeks of June and the early part of July were used exclusively for the present studies. I have found this period to offer the best material for the study of the spermatogenesis stages of the various Cancer crabs under consideration.