Lexic.us

Definition of Episome

1. Noun. DNA that is not incorporated into the genome but is replicated together with the genome (especially in bacterial cells).

Definition of Episome

1. Noun. (cytology) A segment of DNA that can exist and replicate either autonomously in the cytoplasm or as part of a chromosome, mainly found in bacteria. ¹

¹ Source: wiktionary.com

Definition of Episome

1. a genetic determinant [n -S] : EPISOMAL [adj]

Medical Definition of Episome

1. Piece of hereditary material that can exist as free, autonomously replicating DNA or be attached to and integrated into the chromosome of the cell, in which case it replicates along with the chromosome. Examples of episomes are many bacteriophages such as lambda and the male sex factor of Escherichia coli. Origin: Gr. Soma = body This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)

Lexicographical Neighbors of Episome

Literary usage of Episome

Below you will find example usage of this term as found in modern and/or classical literature:

1. Science by American Association for the Advancement of Science (1883)
"For this purpose we used DNA from Proteus mirabilis Ftac which carries the lac genes on the F'lac episome. As shown in Table 5, cyclic AMP increased ..."

2. Smokeless Tobacco Or Health: An International Perspective by DIANE Publishing Company (1995)
"Lehn and associates (1988) have suggested that in premalignant lesions of the cervix, viral DNA is present as an episome, with a tendency toward integration ..."

3. Tradition, Principally with Reference to Mythology and the Law of Nations by John Francis Arundell (1872)
"... an episome 'A the vu'-j Kerry.'*" Li*v,rr 'A tL- latter, a certain number of ..."

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