Breakthrough Microarray-based Technology for the Study of Cancer
...terations at the scale of individual genes andeven
introns and exons. This advancement, along with the possibility itprovides to correlate genomic copy alterations with mRNA abundance andprotein abundance, is going to incite a huge body of experimentationand publication among the cancer research community."I...
Molecular machine may lead to new drugs to combat human diseases
...point in its work cycle. When frozen, crystallized
introns reveal their structure and the sites at which they...ular Biology. "In terms of human health, Group I
introns are interesting because they cause their own removal and also splice the ends of the surrounding RNA...
Researchers find missing genes of ancient organism
...ing the process of tRNA maturation. The known tRNA
introns in organisms like yeast, however, appear to have no function. Therefore, modern tRNA
introns might be remnants of an old essential process of tRNA biosynthesis. "These results may point to ext...
Carnegie Mellon University research reveals how cells process large genes
... non-coding elements (introns). During processing,
introns are snipped out and exons pasted together to form ...t how a cell's molecular machinery eliminates long
introns without making errors has puzzled scientists for years. Now, investigators at Carnegie Mellon Univ...
Reversal of role for a viral protein associated with the development of lymphoma
... non-coding elements (introns). During processing,
introns are snipped out and exons pasted together to form ...t how a cell's molecular machinery eliminates long
introns without making errors has puzzled scientists for years. Now, investigators at Carnegie Mellon Univ...
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introns at Biology Products
TargeTron Gene Knockout System from Sigma-Aldrich
...ethod exploits the retrohoming ability of group II
introns and utilizes a simple PCR step to re-target the TargeTron group II intron for specific insertion into the host genome. Utility of the technology has been demonstrated for prokaryotic genetic engineering, systems biology and functional genomics approa...
introns at Biology Technology
Amplification of Epstein-Barr Virus Exon C with Difficult Primers
Using Eppendorf Mastercycler gradient
...consists of three exons separated by short
introns (Fig. 1).2 One of our investigation efforts ... (EA, EB and EC) are separated by two short
introns (I-1 and I-2). Arrows indicate the position of the forward and reverse primers for each exon...
DNA-free A NEW Method to Remove DNA
...ranscribed and then integrated into the genome; no
introns are present). Figure 2 illustrates how primer design can be used to detect most DNA contamination, and why a "minus-RT" control remains necessary in any RT-PCR experiment. Figure 2. Detection of D...
Sub-Micron Gold Particles Are Superior to Larger Particles for Efficient Biolistic Transformation of Organelles and Some Cells
..., Butow, R. A. and Perlman, P. S., Mobile group II
introns of yeast mitochondrial DNA are novel sitespecific retroelements, Mol. Cell Biol., 15 , 2828-2838 (1995). 11. Russell, J. A., Roy, M. K. and Sanford, J. C., Physical trauma and tungsten toxicity reduce the efficiency of...
Quantitative Analysis of GFP in Plant Extracts Using the VersaFluor Fluorometer System
... by attached genetic sequences, such as promoters,
introns and terminators. The ability to test gene sequences in this way is a prerequisite for the correct deployment of useful gene sequences in transgenic plants. Reference 1. Heim, R., Cubitt, A. B. and Tsien, R. Y...
introns at Biology Definition
Splicing (genetics)
...sequences known as exons (expressed codons) and
introns (interrupting codons). In contrast to prokaryote...nscript called pre-mRNA that is composed of both
introns and exons (see transcription ). Pre-mRNA has to be spliced before it can be translated into prot...
Spliceosome
...ny protein subunits, that remove the non-coding
introns from unprocessed mRNA .The mRNA of prokaryotes ...native splicing (the re-combination of different
introns ) is a major source of genetic diversity in eukaryotes.For example alternative splicing is what ...
Intron
...d into protein but which are now discarded. Some
introns such as Group I and Group II
introns are actually ribozymes that are capable of catalyzing their own splicing out of the primary RNA ...
Gene
...gmented internally by non-coding sequences called
introns , which can be many times longer than the genes th...f a gene, by keeping the exons and removing the
introns . So, the DNA strand needs to be in an exon to be expressed. Because of the complexity of the spli...
Enhancer
...he start site. Enhancers can also be found inside
introns . An enhancer's orientation may even be reversed without affecting its function. Furthermore, an enhancer may be excised and inserted elsewhere in the chromosome, and still affect gene transcription....
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introns at Biology Dictionary
Triplet repeat expansion
...not trans lated regions of the gene , including
introns . Full article >>> It may occur because a parent is a mosaic, and the child has the full mutation in all cells . Triplet repeat expansion may demonstrate anticipation when the number of repeats increases with each generation. F...
Transcription unit
... site to the site of termination, inclusive of
introns . transcription al control The regulation of the rate of a protein 's synthesis by regulation of the formation of its m RNA . Full article >>>...
Transcriptome
...exons of most genes are separated by much-longer
introns the genome contains vast amounts of noncoding "junk" DNA ... Full article >>> Transcriptome The complete set of RNA transcript s made by a cell under a particular condition. Typically determined by microarray ana lysis ...
Transcriptase
... reverse transcriptase in vitro. It lacks the
introns present in corresponding genomic DNA . It is most commonly made to use in PCR to amplify RNA ( RT - PCR ). Full article >>> Certain virus es have the ability to insert a copy of themselves into the genome of a host . The ch...
Theory
... Full article >>> The theory that
introns serve an evolution ary function in allowing the shuffling of exons is still being debated. Full article >>> In theory , the more species involved in the comparison, the more stringent the result can be (i.e. the more the conserv...
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introns at Medicine News
Genetic Test for Type II Diabetes Moves Closer
... were found in the study; the first located in the
introns of exostosin 2 (EXT2), which modulates hedgehog signaling, early pancreatic development and insulin synthesis. The second is located in chromosome 11, mapped to a linkage disequilibrium block that contains the hypothetical LOC387761 gene. Profess...
introns at Medicine Products
introns at Medicine Technology