episome


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Related to episome: endogenote, episomal DNA

episome

 [ep´ĭ-sōm″]
in bacterial genetics, any accessory extrachromosomal replicating genetic element that can exist either autonomously or integrated with the chromosome.

ep·i·some

(ep'i-sōm),
An extrachromosomal element (plasmid) that may either integrate into the bacterial chromosome of the host or replicate and function stably when physically separated from the chromosome.
[epi- + G. sōma, body (chromosome)]

episome

/ep·i·some/ (-sōm) in bacterial genetics, any accessory extrachromosomal replicating genetic element that can exist either autonomously or integrated with the chromosome.

episome

(ĕp′ĭ-sōm′)
n.
A segment of DNA in certain cells, especially bacterial cells, that can exist either autonomously in the cytoplasm or as part of a chromosome.

ep′i·so′mal adj.
ep·i·so′mal·ly adv.

episome

[ep′isōm]
Etymology: Gk, epi + soma, body
an extrachromosomal replicating unit that exists autonomously or functions with a chromosome. See also colicinogen, conjugon, F factor, plasmid, R factor.

ep·i·some

(ep'i-sōm)
An extrachromosomal element (plasmid) that may either integrate into the bacterial chromosome of the host or replicate and function stably when physically separated from the chromosome.
[epi- + G. sōma, body (chromosome)]

episome

a circular DNA molecule found in bacterial cells that can exist independently in the cell or can become integrated into the main CHROMOSOME. In recent times, episomes have been added to a general group of extrachromosomal factors called PLASMIDS.

episome

any accessory extrachromosomal replicating genetic element that can exist either autonomously or integrated with the chromosome. See also plasmid.
References in periodicals archive ?
When bound to one region, EBNA1 helps initiate replication of the viral episome and the dispersal of the two copies into the daughter cells.
Human papillomavirus type 31 oncoproteins E6 and E7 are required for the maintenance of episomes during the viral life cycle in normal human keratinocytes.
Martin also held the position of President of Episome PC, a private clinical research company, for 3 years.
Most of the lesions maintain the virus as an episome and support complete virus replication cycle with tight regulation of viral gene expression.
The paper titled, " Designer diatom episomes delivered by conjugation ," was published April 21[sup.