Researchers rein in regulatory RNAs
...ix randomly chosen SAT pairs revealed that the SAT
loci generated multiple transcripts of various sizes, in contrast to a single transcript that is expected under the traditional one gene-one transcript model. Furthermore, the SATs tended to be poly(A)-negative and enriched in the nucleus, which strongly ...
Improved statistical tools reveal many linked loci
...e earlier approaches to understanding how multiple
loci interact, the new technique can distinguish betwee...ifficult to distinguish whether one or both of the
loci being tested are responsible for altered expression levels. This problem grows exponentially with ea...
'Punctuated' evolution in the human genome
...bit strong similarity to the euchromatic ancestral
loci from which they were copied. According to Eichler, the limited number of comparisons of pericentromeric regions among closely related primates suggests extraordinary dynamism, where duplication, deletion, and rearrangement of large segments of DNA oc...
Scientists fetch useful information from dog genome publications
...skeletal size in dogs. A striking aspect of these
loci is that they control functionally related skeletal traits. "For example," says Lark, "one of the QTL that we identified controls both pelvic size and metacarpal length, but the two traits are inversely correlated. This could represent a functional ...
Dog genome sequenced
...skeletal size in dogs. A striking aspect of these
loci is that they control functionally related skeletal traits. "For example," says Lark, "one of the QTL that we identified controls both pelvic size and metacarpal length, but the two traits are inversely correlated. This could represent a functional ...
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loci at Biology Products
SeeSNP Discovery / Resequencing from Agencourt Bioscience
Agencourt offers SNP
loci identification through targeting resequencing. This service includes automated assay design, intensive assay validation/optimization, high throughput PCR setup and sequencing of Corriell or customer-supplied samples and sequence alignment and analys...
loci at Biology Technology
CastAway Precast Gels for Rapid Automated DNA Sequence Analysis
...red DNA analyzer. In Figure 4 , four STRP
loci are detected in each lane (four multiplexed reacti...per channel). Expect 1,440 genotypes (60 lanes x 4
loci x 2 channels x 3 loads) for a typical throughput per precast gel, which is equivalent ...
Easily Amplify Genomic DNA with Long-Distance PCR
... may be useful fordetailed analysis of chromosomal
loci with extensive modifications, eitherintroduced by homologous recombination or naturally occurring (i.e.,deletions and insertions). REFERENCES Abbott, C., et al. (1988) Trends Genet. 4: 325. Hanley, T. and Merlie, J.P. (1991) Biotech...
QIAGEN Multiplex PCR Handbook
... template DNA, due to the fact that not all target
loci are present in the reaction. This is caused ...mplex biological processes. Modified genomic
loci can be easily distinguished by multiplex PCR. To distinguish the wild-type from the mutant gen...
Fully automated DNA purification and efficient multiplex PCR for analysis
of microsatellite loci
... simultaneous analysis of multiple microsatellite
loci by multiplex PCR is highly desirable. ...ol for the amplification of microsatellite
loci that was used for this study. In this study we demonstrate that genomic DNA isolated using th...
QIAGEN Multiplex PCR Kit
... Analysis of microsatellite
loci D3S1358, TH01, D21S11, D18S51, and Penta E was carried out using 1 ng of K562 human genomic DNA and fluoresceinlabeled primers. Reactions were analyzed on the ABI PRISM 377 Sequencer. Top : High sensitivity and un...
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loci at Biology Definition
Trait
... of chromosomes having the same genes at the same
loci . Mendelian expression of genes in diploid organisms A gene is only a DNA code sequence; the slightly different variations of that sequence are called alleles. Alleles can be significantly different and produce different product RNAs . Comb...
Modern evolutionary synthesis
...ould be the result of the action of many discrete
loci . This is generally regarded as the starting point of the synthesis. Tenets of the modern synthesis According to the modern synthesis as established in the 1930s and 1940s , genetic variation in populations arises by chance through mutation ...
Molecular evolution
...termine for a finite population what proportion of
loci would be homozygous . This was, in part, motivat...icists that more than 50 percent of Drosophila
loci were heterozygous , a claim they initially doubted. In order to answer this question they assumed ...
Microsatellite
...etic fingerprinting and paternity testing . Most
loci of the genome, even non-coding parts, would be too similar to allow individuals to be reliably distinguished. The hypervariability arises because the repeated simple sequences cause a high frequency of loss or insertion of additional repeats by conf...
Major histocompatibility complex
...me. And population surveys of the other classical
loci routinely find tens to a hundred alleles -- still highly diverse. And perhaps even more remarkable is that many of these alleles are quite ancient: it is often the case that an allele from a particular HLA gene is more closely related to an allele f...
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loci at Biology Dictionary
VNTR
...y be closely linked (eg satellite DNA or VNTR
loci ) or dispersed throughout the genome or parts of the genome (eg alu family ). Full article >>> VNTR Variable number tandem repeat. A type of DNA sequence found in eukaryotic genome s, in which a short sequence is repeated. ...
Vesicle
...ns port biological molecule s. Locus (plural =
loci ). A specific location or site on a chromosome . Log phase. See Logarithmic phase. Full article >>> liposomes - synthetic bilayer in the form of a spherical vesicle membrane potential - voltage difference across a membrane due t...
UvrA
...inococcus radiodurans carrying mutation s in two
loci , uvrA and irrE, rendering it sensitive to the lethal effects of UV and ionizing radiation. Full article >>> One set of such mutation s falls into four complementation groups, uvrA through uvrD. Biochemical studies of the pr...
Unlinked
...ch crossing over occurs between two chromosomal
loci ; the probability that two
loci will become unlinked during meiosis . Related Terms: Crossing over ... Full article >>...
Trait
...sess genes for the same trait s at corresponding
loci . One homologous chromosome is inherited from the organ ism's father, the other from the mother. Full article >>>...
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loci at Medicine News
Genes Affect Drinking Behavior Of Smokers
...cteristics are also determined by these genes. The
loci or chromosome regions which have been identified a... The alcohol-use phenotypes are affected by two
loci on chromosome four and one locus on chromosome two, which precede alcoholism. As many as 200 genes a...
Nicotine Dependence Gene Mapped to Chromosome 5
...ricans. The results showed there were a number of
loci that appeared to contribute to risk and distinct differences between the two groups. The researchers also found one significant genome-wide linkage on chromosome 5 for the African-Americans and a strong linkage on chromosome 7 for European Americans....
Genetic Test for Type II Diabetes Moves Closer
...third study. Further mapping of the IDE-KIF11-HHEX
loci in different populations as well as biological stu...d to identify the causative variant. Two further
loci were found in the study; the first located in the introns of exostosin 2 (EXT2), which modulates hed...
Researchers Identified Genes Linked With Fever-related Seizures
...es. Previous studies have identified four other
loci that are associated with febrile seizures. Source-Eurekalert SR...
loci at Medicine Products
Vysis UroVysion Bladder Cancer Kit
... to suppress sequences contained within the target
loci that are common to other chromosomes. When hybridized and visualized, these probes provide information on chromosome copy number for chromosome ploidy enumeration....
OLERUP SSP™ HLA Kits
Complete product line for typing all classical HLA
loci including A, B, C DRA, DRB1, DRB3, DRB4, DRB5, DQA, DQB1, DPA1, and DPB1....
loci at Medicine Technology
The Past, Present and Future of HLA Typing
...y to identifying genetic differences among the HLA
loci directly, has led many laboratories to abandon cla..., sequence specific oligonucleotide probes to HLA
loci amplified by the polymerase chain reaction (PCR), or by using PCR to amplify the HLA DNA directly th...
Researchers Discover a Common Variation in a Gene Segment that
Increases the Risk for Prostate Cancer
...n white men. The increased risk conferred by these
loci wasobserved for all age groups studied. CGEMS allows us to look systematically across the entire humangenome and search for common genetic variations that confer riskfor prostate cancer, a very common and very complex disease saidStephen Chanock, M....