1 roller tube | Definition of roller tube

roller tube

noun

Definition of roller tube

: a culture tube (as for normal or malignant tissue cells) in which the material to be cultivated is immobilized on the side of the tube by a film of serum or other medium and which is rotated (as in a water bath) to insure adequate and uniform aeration

First Known Use of roller tube

1933, in the meaning defined above

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