Not exact matches
The ability to locate the individual
gene or
gene sequence responsible for each disease could revolutionize biomedicine in the 21st century.
Almost immediately such familial genome
sequencing proved its value, uncovering mutations
responsible for diseases caused by defects in a single
gene.
Using a novel combination of technologies, including trio exome
sequencing of patient / parental DNA and genetic studies in the tiny larvae of zebrafish, the EuroEPINOMICS RES consortium found that mutations in the
gene CHD2 are
responsible for a subset of epilepsy patients with symptoms similar to Dravet syndrome — a severe form of childhood epilepsy that is in many patients resistant to currently available anti-epileptic drugs.
By comparing proteomic and RNA -
sequencing data from people on different exercise programs, the researchers found evidence that exercise encourages the cell to make more RNA copies of
genes coding for mitochondrial proteins and proteins
responsible for muscle growth.
Medical researchers have used DNA
sequencing to identify a
gene variant
responsible for causing lupus in a young patient.
The researchers carried out fine - scale mapping, looking for parts of the DNA
sequence that were specifically different in butterflies with different patterns, in three different Heliconius species, and in each case the cortex
gene was found to be
responsible for this adaptation in their patterning.
Since the successful
sequencing of the human genome, interest in the group of
genes encoding proteins
responsible for DNA remodeling has grown exponentially.
To identify genetic changes likely to be
responsible for the giraffe's unique characteristics, including sprints that can reach 37 miles per hour (60 km / h), Cavener and Agaba compared the
gene - coding
sequences of the giraffe and the okapi to more than forty other mammals including the cow, sheep, goat, camel, and human.
She said: «Identifying a fault in Complex I, one of the building blocks of mitochondria which is
responsible for causing disease combined with our custom
gene capture and the latest
sequencing technology means we can screen many more
genes to diagnose this debilitating disease.
They will count and culture any microbes still living in the fractures, and
sequence DNA to look for the
genes responsible for metabolic pathways.
In the last four years scientists have cloned and
sequenced many
genes carrying defects that cause disease, including those
responsible for Fragile X linked mental retardation, different forms of muscular dystrophy, and most recently Huntington's disease.
As more such species are
sequenced, he says, «everyone will be using these» genomes to find out which
genes are
responsible for particular functions, especially for plant pathogens such as Fusarium, which causes ear rot in corn and puts out mycotoxins in animal feed.
Bradley, Edwards, Shapiro, and their colleagues
sequenced part of a
gene from the samples» mitochondria, cellular components
responsible for generating a cell's energy.
With the complete
sequence of the maize genome now available, positional cloning can be used to identify
genes responsible for traits caused by mutations as well as by natural genetic variation.
But now geneticists at the University of Geneva (UNIGE), Switzerland,
sequenced the DNA of these skin tumors, in order to determine the
genes that are
responsible for the cancerogenesis.
«We suggest to
sequence the healthy DNA and that of the tumor of each patient to really know which
genes are
responsible for the development of cancer,» explains Nikolaev.
Thus µSCALE empties the contents of a single capillary onto a collector plate, where the DNA of the isolated cell can be
sequenced and the
gene variant
responsible for the protein of interest can be identified.
Researchers have
sequenced the genomes of all 15 species of Darwin's finches, revealing a key
gene responsible for the diversity in the birds» beaks.
Other medical
sequencing projects will use DNA
sequencing to: discover new
genes that are involved in common diseases; identify the
genes responsible for dozens of relatively rare, single -
gene (autosomal Mendelian) diseases;
sequence all of the
genes on the X chromosome from affected individuals to identify those involved in sex - linked diseases; and survey the range of variants in
genes known to contribute to certain common diseases.
The genomes of all 15 of these finch species have been
sequenced, pinpointing a
gene responsible for the famous beak variations
Finding the
genes responsible for the increased risk is not straightforward because small
sequences of DNA can interact with completely different parts of the genome through a strange phenomenon known as «DNA looping».
All
gene sequencing that is done within the project will be performed at SciLifeLab and Anders Andersson's group will be
responsible for the bioinformatics within the project.
Within RD - Connect's sister project Neuromics, Hanns was the disease coordinator for the congenital myasthenic syndromes, and in this and several other exome
sequencing projects was
responsible for
gene discovery and work on disease modifying factors influencing severity of phenotype.
Dr. Pollard's group aims to pinpoint specific DNA alterations in these
sequences that are
responsible for changes in
gene expression.
When Parker and colleagues at the National Human Genome Research Institute in Bethesda, MD, went looking for
gene responsible for little legs across all these breeds, they expected to find a «point mutation,» a small change in the DNA
sequence.
Personalized Genome
Sequencing Reveals Coding Error Johns Hopkins Kimmel Cancer Center scientists used «personalized genome» sequencing on an individual with a hereditary form of pancreatic cancer to locate a mutation in a gene called PALB2 that is responsible for initiating th
Sequencing Reveals Coding Error Johns Hopkins Kimmel Cancer Center scientists used «personalized genome»
sequencing on an individual with a hereditary form of pancreatic cancer to locate a mutation in a gene called PALB2 that is responsible for initiating th
sequencing on an individual with a hereditary form of pancreatic cancer to locate a mutation in a
gene called PALB2 that is
responsible for initiating the disease.
«In the old days, two or three years ago, we would find an interesting Arabidopsis mutant in the lab, and then there was the year - long haul to find the
gene responsible for those physical characteristics,» says Steve Rounsley, formerly of TIGR, where Arabidopsis chromosome 2 was
sequenced.
However, the DNA
sequence for the
gene responsible for eye colour was proven to remain the same for white - eyed parents and red - eyed offspring.
With the canine genome now fully mapped and
sequenced, the stage is set for mapping and isolating the
genes responsible for many genetic disorders.
Scientists used
gene chips containing feline single nucleotide polymorphisms (SNPs)-- variations from the common feline DNA
sequence that can help track down
genes responsible for genetic diseases — to conduct their investigations.