point mutation


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Related to point mutation: Insertion mutation, Deletion mutation

point mutation

n.
A mutation that changes one nucleotide in a gene or DNA sequence by substitution, deletion, or addition.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.point mutation - (genetics) a mutation due to an intramolecular reorganization of a gene
genetic science, genetics - the branch of biology that studies heredity and variation in organisms
chromosomal mutation, genetic mutation, mutation - (genetics) any event that changes genetic structure; any alteration in the inherited nucleic acid sequence of the genotype of an organism
Translations
mutation ponctuelle
References in periodicals archive ?
That's useful because sometimes just one base pair in a long strand of DNA gets swapped, deleted, or inserted--a phenomenon called a point mutation.
Distinct disease mechanisms in peripheral neuropathies due to altered peripheral myelin protein 22 gene dosage or a Pmp22 point mutation.
5 Double Gene Deletion 4 --Amed Double Gene Deletion 5 --Afil Double Gene Deletion 6 --Atha1 Double Gene Deletion 7 --Asea Double Gene Deletion 8Hbcs Constant Springs Point Mutation Performed Upon Request At No Charge.
Point mutation assays at near point-of-care or at point-of-care are the hope that in future we will be able to provide information to all PLHIV that is critical to their long term care.
In contrast to CSFHA and SFHA, the pairwise mutation is replaced by a single point mutation due to its limitations; it is difficult to control the behavior of the sheep.
Butterfly-shaped pigment dystrophy of the fovea caused by a point mutation in codon 167 of the RDS gene.
Most of the middle section of the book is devoted to discussions of the genomes and proteomes of the fungi with coverage of genome structure, genomic and proteomic techniques used to study fungal/host interactions, and the repeat-induced point mutation system (RIP) which was the first system of genomic stabilization discovered in eukaryotes in the 1980s.
Biopharmaceutical company Epizyme Inc (EPZM) announced on Thursday the admission of the first patient in a Phase 1/2 clinical trial of EPZ-6438 (E7438) for the treatment of non-Hodgkin lymphoma patients who have a cancer-causing (oncogenic) point mutation in EZH2.
It has developed its flagship technology, PointMan, which provides a reliable and highly sensitive determination of the presence or absence of a point mutation, which is a random mutation that occurs at one point in the DNA sequence.
In a study it was reported that point mutation in Kras is tumorigenic and leads to endometrial cancer.
We have recently cloned and characterized a cytochrome b gene fragment that bears a point mutation which confers resistance to the quinone-outside inhibiting (QoI) fungicides in A.
The nonidentical specimen came from Spain and had a previously unpublished single C--T point mutation in variable segment 2 at position 517 when compared with L2b/UCH-1/proctitis.