The group also plans to look at methylation
patterns of other genes in the serotonin system that may contribute to the brain's response to threatening stimuli.
Not exact matches
«While these findings are specific to HD and PD, these two diseases are sufficiently distinct to suggest that the observed
pattern of differential
gene activity may likely be observed in
other neurodegenerative diseases
of the central nervous system, including Alzheimer's disease and Chronic Traumatic Encephalophathy (CTE).»
«Phenocopy can be caused by
other risk - modifying
genes or exposure
patterns that increase the probability
of the specific phenotype manifesting itself,» says the study's first author Hildur Helgadottir, researcher at Karolinska Institutet's Department
of Oncology - Pathology, Stockholm, Sweden.
SIX3 and a related
gene, SIX2, with a similar
pattern of expression in human beta cells, encode proteins known as transcription factors that control the expression
of many
other genes in the cell.
Yamanaka's group and two
others followed up earlier this year with firmer evidence that these induced pluripotent stem (iPS) cells faithfully mimicked the
patterns of gene activity and cellular differentiation observed in embryonic stem cells.
This pharyngeal
gene cluster contains six
genes ordered in a common
pattern in all deuterostomes and includes the
genes for four proteins that are critical transcriptional regulators that control activation
of numerous
other genes.
Other researchers used new techniques «to compare
patterns of gene expression, to determine what was stressing the bees,» said Berenbaum.
She and her colleagues propose that
other replication inhibitors to fight cancer will also produce unique double strand break profiles, as
gene expression
patterns would dictate the locations
of replication - transcription conflicts.
Bioinformatic approaches to the analysis
of genetic variability and complex genotype - phenotype relationships will moreover include
gene sequence and database analyses, measures
of association
of haplotypes / genotypes with phenotype, clustering procedures, neuronal networks, fuzzy and
other techniques in
pattern recognition, similarity measures for discrete
patterns (e.g.,
gene sequences, structures, functions), logistic regression methods, and a spectrum
of other techniques.
This changes, among
other things, the
pattern of genes controlled by STAT5 and the cells begin to divide uncontrollably resulting in a STAT5 - dependent leukemia.
Other characteristic
patterns of variants included
genes involved in immune system activity and the fat content
of breast milk.
Furthermore, by comparing the
patterns of change in humans and chimpanzees, it was revealed that HAR - associated schizophrenia
genes were under stronger evolutionary selective pressure than
other schizophrenia
genes.
At the time, Martin Cohn, an evolutionary developmental biologist at the University
of Florida in Gainesville, discovered snake embryos had a different
pattern of activity
of certain
genes than
other reptiles and that applying a growth factor could make those embryos start to grow limbs.
Based on data from Robinson and
other people who had similar experiences, Newell has been able to identify a
pattern of genes turned on in their immune cells that may predict whether someone could be able to become «tolerant.»
A dizzying number
of genetic transcripts, proteins and
other molecular players alternatively glom together or fall apart, turning on or tuning down countless
patterns of gene expression that keep our cells, organs and bodies humming along with the Earth's daily rotations.
In multicellular organisms, functional duplicate copies
of a
gene can exist in a genome, but if their expression
patterns do not overlap, their products are unable to compensate for each
other if either
gene is mutated.
Detecting this signal is not an easy task due to various technical and biological confounding factors, but together with Yael Baran and Noah Zaitlen we developed a sophisticated statistical method that finds
genes where the
pattern of monoallelic expression is consistent with imprinting and not with
other processes.
The application
of transgenesis and
other genetic methods - in conjunction with total genome sequence and database information on
gene expression
patterns, morphological changes during development, and mutant phenotypes - should significantly enhance our ability to unravel the multilayered networks that control
gene expression and differentiation.
Using novel
gene - array technology to measure the extent
of gene expression in thousands
of genes simultaneously, this study shows that as humans diverged from their ape ancestors in the last five million years,
genes for transcription factors — which control the expression
of other genes — were four times as likely to have changed their own expression
patterns as the
genes they regulate.
Therefore, it is necessary to determine the expression
patterns of VASA and
other germ cell marker
genes in monkeys, but only limited information is currently available [7], [13].
Nevertheless, sponges share key adhesion and signalling
genes7, 8,9,10,11 with eumetazoans, as well as
other genes important in body plan
patterning such as developmental transcription factors12, 13,14,15; sponge embryos and larvae (Fig. 1) are readily comparable to those
of other animals12, 16.
There are already well established databases within the consortium, the London Pain Database (LPD) and QUAST (DFNS, Germany): The LPD is used for datamining
of functional genomics data to help identify individual
genes and functional networks associated with chronic pain, QUAST on the
other hand collects questionnaire data, clinical and neurophysiological findings and calculates valid clusters
of phenotypes with different interaction
patterns of sensory loss with and without different types
of peripheral and central hyperalgesia based on QST (quantitative sensory testing) data.
This way it is possible to obtain and compare the expression
pattern of genes in the FunGenES database to the expression profiles in
other tissues, experimental settings, or different stem cells types.
Since there is a higher than 95 % chance that cluster assignments are accurate (Supplemental File S2), and our validation analysis shows that 90.7 %
of the array expression
patterns match the RNA analysis results using
other techniques (e.g., Q - PCR), we estimate that more than 86 %
of the
genes in a cluster follow the corresponding average expression profile.
It has been demonstrated that the composition
of the medium used for embryo culture has a profound effect on the methylation
pattern in the resultant two - cell embryos [10], indicating that, in addition to imprinted
genes,
other epigenetic alterations may intensely modify
gene expression.
Some
of the
genes regulate colour, some determine
pattern and markings and
others are modifier
genes.
Color is actually governed by several sets
of genes, some that produce the color itself,
others that influence intensity,
pattern, amount and distribution
of white markings, or distribution
of pigment on individual hairs.
Because the Merle
gene is dominant over
other color
genes breeding a Merle parent with a non Merle parent will statically guarantee at least one puppy in a little
of four or more will be born with a Merle
patterned coat.
The most recessive version
of K is ky; two copies
of ky will allow another
gene, A (agouti,) to express itself in a number
of patterns commonly seen in
other breeds, such as tan points.
The technologies include biomimicry (production
of materials by imitating nature — such as solar panels in the
pattern of a leaf),
gene editing and genomics, nanotechnology, artificial intelligence, robotics, the internet
of things (where embedded software enables cars, buildings and
other inanimate objects to communicate), and 3D printing.
However, inferring dispersal capability from life history characteristics should be undertaken with caution, given that life history only partially explains the observed
patterns of gene flow for
other marine species [60], [61].