Observations on the fine structure of vo
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Koehler, James K.
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Article
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1978
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Wiley (John Wiley & Sons)
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Epididymal spermatozoa from two species of vole demonstrate cytoskeletal structures closely associated with the plasma membrane. Microtubule-like elements (20--24 nm in diameter) form a parallel sheath radiating from the posterior ring to the inferior acrosomal margin just beneath the plasma membran