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, 254 (5496), 109-14

Nuclear Envelope Permeability

Nuclear Envelope Permeability

P L Paine et al. Nature.

Abstract

The permeability of the amphibian oocyte nuclear envelope in situ has been determined for three tritiated dextrans. The envelope is a sieve, restricting molecular movement between the cytoplasm and nucleus. The patent radius of its pores is about 45å.

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