No abstract available
Publication types
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Animals
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Dimethyl Sulfoxide / pharmacology
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Freezing*
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Nitrogen
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Preservation, Biological / instrumentation
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Preservation, Biological / methods*
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Tetrahymena / physiology*
Substances
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Nitrogen
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Dimethyl Sulfoxide