Provided data analysis that included statistics package development with staff statisticians, and high throughput assay advent and development (immediate
early gene expression); Taq - man primer - probe research and design using primer express.
Jordan Francke: Using Immediate
Early Gene Expression to Investigate Rapid, Non-Genomic Effects of Testosterone on Carassius auratus Visual Processing in the Optic Tectum
Early gene expression events in ferrets in response to SARS coronavirus infection versus direct interferon - alpha2b stimulation.
Not exact matches
The evidence for epigenetic effects on emotion regulation is quite solid:
Early caregiving experiences can affect the
expression of the
genes that regulate a baby's stress and they can shape how the endocrine system will mobilize to stress.
The researchers discovered that both major living lineages of birds (the common neognaths and the rarer paleognaths) differ from the major lineages of non-bird reptiles (crocodiles, turtles, and lizards) and from mammals in having a unique, median
gene expression zone of two different facial development
genes early in embryonic development.
To more accurately reflect the mechanisms driving oligodendrogliomas, the researchers used RNA sequencing to study directly, on a single - cell level,
gene expression in samples from six
early - stage human tumors.
The trick is to run the tape of evolution over again: to intervene in the development of a chicken embryo, for instance, to reverse evolution, rolling back the clock to manifest
earlier patterns of
gene expression.
When his team looked at
gene expression changes in the mice, then applied them to humans with
early stage cancer, the results revealed a breakdown of which patients have a high or low chance of survival.
When the researchers started taking weeds out of the corn at
early points, such as when the corn had as few as two and four leaves, they still saw differences in
gene expression when compared to corn without weeds.
Booij and her colleagues hope that this study will shed more light on the specific role of
early environmental influences on brain development,
gene expression and emotional regulation.
Using a fluorescent protein to detect Rgs16
expression, the investigators found that this
gene is induced by pancreatic tumor formation starting from its
earliest manifestation as ductal neoplasm all the way to advanced solid tumor in a spatially and temporally coincidental manner.
A necklace of
early stage developing wings, each labeled fluorescently to reveal a different pattern of
gene expression.
In the new study, the team genetically inactivated HIV - 1 in transgenic mice, reducing the RNA
expression of viral
genes by roughly 60 to 95 percent, confirming their
earlier findings.
Lead author Johan den Boon, associate scientist with the Morgridge Institute for Research at the University of Wisconsin - Madison, says the research team used
gene expression profiling on 128 specimens from the Study to Understand Cervical Cancer
Early Endpoints and Determinants, or SUCCEED.
«New major
gene expression regulator in fungi: Researchers report prevalent DNA base modification in the
earliest fungal lineages.»
Earlier mouse studies by Li and his collaborators had indicated that the
expression of several imprinted
genes changes as hematopoietic stem cells embark on their journey from quiescent reserve cells to multi-lineage progenitor cells, which form the many highly specialized cell types that circulate within the blood stream.
Indeed, this is true in some cases such as eye color, a characteristic that is determined by
gene expression early in development.
The variant lies near a
gene called telomerase RNA component, or TERC, and
earlier studies in animals have shown that low TERC
expression is associated with shorter telomeres, and faster biological aging.
«These findings raise the possibility that by determining the
gene expression profile of a patient's tumor, physicians may be able to identify aggressive disease at the outset of diagnosis and start treatment
earlier,» said Sungyong You, PhD, an instructor in the Cedars - Sinai Department of Surgery and the first author of the study.
«This is the first example of how
early environment can alter
gene expression without mutating the
gene itself,» Jirtle says.
A study carried out by the Laboratoire Neurobiologie des Interactions Cellulaires et Neurophysiopathologie (CNRS / Aix - Marseille Université), in collaboration with clinicians from Marseilles Public Hospitals (AP - HM) and scientists from the Salk Institute in San Diego (US), has revealed a new
gene that plays a crucial role during
early development in humans and whose under -
expression may induce certain autistic traits.
In a Cell paper published on April 7, Lanner's team analysed
gene expression in 88
early human embryos and is using those data to identify
genes to disrupt in embryos using CRISPR — Cas9.
«Our present study shows examination of the
gene expression profiles at the very
early age of initial clinical detection reveals both strong evidence of
early biological processes in ASD and abnormal signals with the potential to serve as an
early, practical biomarker of risk for the disorder in general pediatric settings.»
For example, the researchers were able to identify previously unknown
gene expression differences between the neural stem cells that give rise to the brain's deep structures versus its neocortical surface, and to show that molecular signatures of different neural cell types arise much
earlier in brain development than previously realized.
Through analyzing several datasets of prostate cancer cases and patient outcomes, the researchers found that a high level of
expression of two
genes, TOP2A and EZH2, was associated with
early recurrence of prostate cancer and metastatic spread, leading to an increased risk of death.
The Center for RNA Research at the Institute for Basic Science has succeeded in revealing, for the first time, the mechanism of how miRNAs, which control
gene expression, are regulated in the
early embryonic stage.
Analysis of the most aggressive of these cells revealed a pattern of
gene expression distinct from that known to occur in breast - to - bone metastasis, as described in an
earlier paper by Massagué.
They remained activated long after the
gene expression had turned off or gone down in the control animals, thus confirming the
earlier observation that the virus causes the immune system to overreact.
Oncologists welcome
gene expression profiling tests as an added tool in deciding whether women with
early - stage breast cancer should have chemotherapy, a new study has found.
The researchers hope that these assays will be used by many laboratories that are studying the events associated with
early embryonic development and the effect of repeat length and methylation status on
gene expression and differentiation.
While
expression levels of all marker
genes remained almost unchanged in wild - type ACVR1 cultures compared with the empty viral vector, the
expression profile induced by caACVR1 Q207D displayed evidence of advanced chondrogenic differentiation as shown by decreased levels of the
early differentiation stage marker collagen type II together with enhanced
expression of the later - stage markers Ihh and collagen type X. Indian hedgehog has been shown previously to be induced by BMP signaling transmitted via the ACVR1 receptor (9).
The serum response factor and a putative novel transcription factor regulate
expression of the immediate -
early gene Arc / Arg3.1 in neurons.
Early investigations into the nature of genetic evolution proposed two potential mechanisms for the origin of new features:
gene duplication and divergence, and regulatory changes in
gene expression.
This study is good example of a precision medicine themed approach to showing how a mechanistic understanding of the differential
gene expression can yield biomarkers that can be used for
early detection of disease, as well as potential therapeutic targets.
Ectopic
expression of retinoic acid
early inducible - 1
gene (RAE - 1) permits natural killer cell - mediated rejection of a MHC class I - bearing tumor in vivo.
Patricia Heyn (Neugebauer, MPG)-- «Nuclear architecture and
gene expression during
early zebrafish development» (2013)
A detailed comparison of
gene expression signatures between ETP ALL tumors and and normal human hematopoietic progenitor cells revealed a somewhat surprising finding: ETP - ALL
expression patterns were less consistent with
early T - cell precursors, as might have been expected, but more similar to the
expression profile of normal hematopoietic stem cells and granulocyte macrophage precursors.
Earlier this year,
expression of 1 of 5 anti-CRISPR
genes were found to inactivate the Type I - F CRISPR / Cas system of
Early in vitro analyses of
gene expression revealed that the cell lines were germ - cells, our target cell type.
Changes in the manipulation medium, as well as a move from late to
early stages after first appearance of pronuclei, produced blastocysts which were statistically indistinguishable from those produced in normal IVF by measures of morphology, ploidy and
gene expression.
In collaboration with Margarita Salas (CBM - CSIC), in bacteriophage φ29 we examine the transcriptional regulator p4 that functions as a switch between
early and late
gene expression during the infection cycle.
Pozhitkov et al. 29 described an increased
expression of epigenetic regulatory
genes, hypothesizing that the activation of these
genes reveals the nucleosomes and allows for the later transcription of developmental
genes that have no
early expression.
Some tissues (e.g., muscle) exhibit an
early response, with most
genes that change
expression doing so right after death (Supplementary Fig. 6).
Mesoderm invagination, the first morphogenetic movement of gastrulation in the
early Drososphila embryo, is controlled by the
expression of the twist and snail
genes.
I would like to research how chromatin modulation alters
gene expression during
early stages of differentiation using computational biology and experimental approaches.
Alterations to local chromatin insulation strength at TAD borders represented an
early reprogramming event and often preceded changes to
gene expression
Consistent with our
earlier findings analyzing OCT3 / 4 and NANOG
gene expression, both promoters were hypermethylated and hypomethylated in hNSCs and hESCs, respectively (Figure 3B).
High - density oligonucelotide arrays were designed to target the computationally predicted 3 ′ UTRs of OR and VR
genes and probe the
expression of all receptors annotated in an
early genome assembly [9], [31].
Among the
early germ cell markers examined, VASA is a candidate
gene for detecting pre-meiotic germ cell differentiation from monkey ES cells, because its
expression is detected
earlier in the primordial stage of germ cell development in comparison to that of PIWI family
genes in vivo in mice and humans [11], [36]--[38], [49].
Venus positive cells experiencing low - level transcription at the Hex locus, but still expressing the ES cell markers SSEA - 1 and Oct4, show elevated levels of PrEn
gene expression and reduced levels of
early ICM markers such as Nanog.