Deletion


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Related to Deletion: deletion syndrome, Deletion mutation

deletion

[di′lē·shən]
(genetics)
Loss of a chromosome segment of any size, down to a part of a single gene.

Deletion

 

the loss of a segment of a chromosome. It may result from the breaking of a chromosome or from unequal crossing-over. Deletions are subdivided into interstitial (loss of an internal segment) and terminal (loss of an end segment).

deletion

A change order that reduces the scope of work originally defined in the contract documents.
References in periodicals archive ?
On the other hand, delisting--that is, deletion from the S&P 500, arises due to events such as mergers and acquisitions, or if companies 'substantially violate one or more of the addition criteria' (3).
The analysis of deletion or duplication mutations by position and ethnic background is provided in Table 3 and the complex rearrangements and small mutations are described in further detail below.
8 to obtain the cutoff value for the highest percentage of NF1 -nondeleted cells in tumors at which the MLPA assay was able to detect the presence of an NF1 deletion.
Even though our study demonstrated that p16 deletion is an uncommon event in solitary fibrous tumor, there was a trend for p16 deletion to occur more frequently in clinically aggressive tumors.
Phenotypic variation within European carriers of the Y-chromo somal gr/gr deletion is independent of Y-chromosomal background.
They looked for deletions or extra copies of DNA segments.
Interestingly, a separate study of the Icelandic cohort showed that the deletion occurred "at a markedly increased rate" in people who had various language or psychiatric disorders.
Data security and integrity are further enhanced with Nexsan's hardened RAID code that prevents the deletion of a RAID set once Assureon has established retention parameters for any files stored on that RAID set.
Audit documentation is not allowed to be deleted after the report issuance date under CBA rules, but the PCAOB appears to allow deletions prior to the documentation completion date.
Moreover, sources say Philip Morris continued its monthly deletions of e-mail in February and March of 2002.
Bipolar spectrum disorders in patients diagnosed with velo-cardio-facial syndrome: Does a hemizygous deletion of chromosome 22q11 result in bipolar affective disorder?