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NS1 antigen test (nonstructural protein 1) is a test for dengue, introduced in 2006. It allows rapid detection on the first day of fever, before antibodies appear some 5 or more days later. [1] It has been adopted for use in some 40 nations. The method of detection is through enzyme-linked immunosorbent assay.
HCV genome. Nonstructural protein 3 (NS3), also known as p-70, is a viral nonstructural protein that is 70 kDa cleavage product of the hepatitis C virus polyprotein. It acts as a serine protease.
Multiple copies of a polypeptide encoded by a gene often can form an aggregate referred to as a multimer. When a multimer is formed from polypeptides produced by two different mutant alleles of a particular gene, the mixed multimer may exhibit greater functional activity than the unmixed multimers formed by each of the mutants alone.
In virology, a nonstructural protein is a protein encoded by a virus but that is not part of the viral particle. [1] They typically include the various enzymes and transcription factors the virus uses to replicate itself, such as a viral protease (3CL/nsp5, etc.), an RNA replicase or other template-directed polymerases, and some means to control the host.
Genetic testing of plants and animals can be used for similar reasons as in humans (e.g. to assess relatedness/ancestry or predict/diagnose genetic disorders), [4] to gain information used for selective breeding, [5] or for efforts to boost genetic diversity in endangered populations. [6] The variety of genetic tests has expanded throughout the ...
Whole genome testing can detect more mutations and structural anomalies than targeted gene testing. [1] [2] Furthermore, targeted gene testing can only test for the diseases for which the doctor screens, whereas testing the whole genome screens for all diseases with known markers at once. [1] [3]
The gene of interest replaces the viral structural proteins. The RNA polymerase encoded by the non-structural proteins, transcribes the gene of interest from a specific promoter (the subgenomic promoter). This subgenomic mRNA encoding the gene of interest is produced at high levels and is capped by a protein component of the non-structural ...
The question of which scope of a subset of DNA (that is, how large a segment of DNA) constitutes a unit of selection is the question that governs whether cistrons are the same thing as genes. The word cistron is used to emphasize that molecular genes exhibit a specific behavior in a complementation test (cis-trans test); distinct positions (or ...
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