Studies show that human cancer
cells express high levels of the fatty acid synthase enzyme, which is associated with aggressive tumor behavior and tumor - cell growth.
ES cell chromatin is open at a global level [3], and the stem
cells express high levels of chromatin remodeling factors.
Furthermore, enhanced hiPS - HEP
cells express high levels of the LDL receptor (Figure 5, Panel B) and take up fluorescently labeled LDL (Figure 5, Panel A).
Gene expression analysis suggests that club
cells express high amounts of antiviral genes in response to infection.
The new study revealed that pancreatic cancer cells not only send signals that make macrophages produce abnormal amounts of dectin - 1 surface receptors, but also that make tumor
cells themselves express high levels of galectin - 9.
Using polymerase chain reaction methods that amplify DNA and Jones» assay that detects by - products of ALDH, the Johns Hopkins team found that regulatory T -
cells express high levels of ALDH.
«Our work also suggests that cancer
cells expressing high levels of BOK may be particularly sensitive to inhibitors that target the proteasome or the ERAD pathway.»
Further, consistent with T cell phenotypes in nontumor - bearing mice (Fig. 2), we observed an increased percentage of spleen - derived CD8 + T
cells expressing high levels of the activation marker CD44 in DGKζ − / − or DKO mice that had been inoculated with tumor when compared with Cbl - b − / − or WT mice (Fig. 4C).
Thus while the majority of the V + population existing in ES cell cultures are indistinguishable from undifferentiated ES cells, we also observe differentiated
cells expressing high levels of the Venus transgene (arrows in Figure 2B) that resemble the high - level Venus expressors generated in response to differentiation and that probably represent spontaneous PrEn differentiation.
Not exact matches
This protein is
expressed at relatively
high levels in proliferating precursors and non-neuronal
cells but down - regulated in developing neurons by a brain - enriched regulatory RNA called miR - 9.
To test that idea in the ragworm, Tomer used a technique he had developed to examine the complex brains of small creatures with unprecedented clarity: He created a
high - resolution map of the worm's brain
cells according to the genes they
express, not just their shape and location.
The work, which appears in the November 27, 2014, edition of Science
Express, points to new avenues for producing single - site supported gold catalysts that could produce
high - grade hydrogen for cleaner energy use in fuel -
cell powered devices, including vehicles.
«Other miRNAs were being
expressed in
high levels in the more mature
cells, but let - 7 had increased 1000-fold.
Lymphocytes in the grafts of undifferentiated iPS
cells were also
expressing relatively
high levels of genes known to be involved in hostile immune responses.
In contrast, lymphocytes in both types of endothelial
cell grafts
expressed higher levels of genes known to be involved in dampening the immune response and inducing self - tolerance.
Single -
cell differential gene expression analysis revealed a spectrum of known transcripts, including several linked to cytotoxic and costimulatory function that are
expressed at
higher levels in the TEMRA (effector memory T
cells expressing CD45RA) subset, which is highly enriched for CD4 - CTLs, compared with CD4 + T
cells in the central memory (TCM) and effector memory (TEM) subsets.
When the researchers used gene engineering techniques to knock out DDX3 expression in laboratory - grown
cell cultures that highly
expressed this protein,
cell proliferation was half that of
cell cultures with
high DDX3 expression.
When the team looked at what gene signatures the RORγt - dependent ILCs
expressed, they found
high expression of major histocompatibility complex class II (MHCII) protein, which some
cells use to display foreign proteins to the immune system and directly interact with T
cells.
High - resolution microscope image of an invasive breast cancer
cell (magenta)
expressing Myosin - 10 induced «sticky - fingers» (green).
Ovarian cancer researchers have identified a protein biomarker
expressed on the surface of tumour
cells in
high - grade serous ovarian cancer, the most common and lethal subtype of the disease.
Consistent with that result, the researchers found that certain regions of the X chromosome in human female B
cells, including regions that contain immunity - related genes, were
expressed at
higher levels than male
cells.
While it is present on a number of different types of
cells in the body, it is
expressed at
higher levels on metastatic tumour
cells, including those which have spread from the lung.
«Sumudu has shown that liver
cells that
express high levels of the IFITM proteins are resistant to infection with the hepatitis C virus by blocking entry of the virus into the
cells,» Associate Professor Beard says.
As these
cells rapidly proliferate, they also
express high levels of an enzyme known as activation - induced cytidine deaminase (AID), which induces mutations in their DNA.
The fact that Connexin 30 knockout mice had a
higher number of grafted
cells than normal mice, and that some of the grafted
cells expressed CONNEXIN 30 is a very important finding when considering
cell transplantation as a treatment for hereditary hearing loss caused by CONNEXIN deficiency.
Compared with non-human primate
cells, human iPSCs
expressed higher levels of these restrictors, called APOBEC3B and PIWIL2.
«Patients whose AML
cells express FLT3 - ITD are among the
highest risk group of patients with AML,» says the study's senior author, Kimberly Stegmaier, MD, of Dana - Farber / Boston Children's Hematologic Malignancies Center.
The explanation: Heat caused the HEV
cells to
express on their surface
higher levels of two so - called «homing» molecules, ICAM - 1 and CCL21, which make lymphocytes tightly adhere to the HEV
cells.
In a paper in the
high - impact journal
Cell Research, published April 4, 2017, researchers at the Hebrew University of Jerusalem report the discovery of an entirely new mechanism through which globin genes are
expressed.
Lin found that, in mice, about 3 - 5 percent of all liver
cells express unusually
high levels of telomerase.
The researchers showed that the iPS
cell teratomas
expressed high levels of certain genes that could trigger immune
cells to attack.
B, Histograms of GFP and P2X3 normalized immunoreactivity of individual
cells showing that whereas the P2X3 staining shows a unimodal normal distribution (mean 0.58), the GFP population is bimodal suggestive of
high -
expressing (mean = 0.69) and low - or nonexpressing populations (mean 0.12).
E, Histograms of GFP and FG normalized fluorescence intensity of individual
cells showing bimodal distributions suggestive of a
high -
expressing population (mean GFP: 0.59, FG: 0.62) and a nonexpressing population (mean GFP: 0.08, FG: 0.08).
Recently, several observations suggested that, besides monocyte - derived macrophages, dendritic
cells, a distinct myeloid lineage, also
express PPARγ at
high levels.
The authors discovered that FGF2 treatment forced a
high percentage of astrocytic
cell - cycle re-entry via FGF receptor - induced phosphorylation of ERK and mediated the generation of self - renewing Nestin -
expressing NSCs.
Using white fat tissue from liposuction or weight - loss surgery, «we might purify a population of these progenitor
cells from an obese individual
expressing C29 with
high potential to become energy - dissipating
cells,» she explains.
Being stably and constitutively
expressed at
high levels in most tissues and
cells, GAPDH is considered a housekeeping protein.
When T
cells expressing LIGHT were introduced into the mice, lipid levels rose, both when the mice were fed a regular diet, and also when fed a
high - fat,
high - cholesterol diet.
In addition, the organs and tissues that possess
high levels of SDF - 1, such as liver, lung, bone marrow, and lymph nodes, attract the migration of CXCR4 -
expressing cancer
cells [22].
Coukos, who is currently leading an ovarian cancer clinical trial sponsored by CRI's Clinical Accelerator, sought to understand why PD - 1 / PD - L1 immunotherapies are often ineffective for these patients, even though ovarian tumors are often infiltrated by «killer» T
cells that recognize tumor - specific neoantigens and
express high levels of PD - 1.
Sun found that the fat stem
cells actually
express higher starting levels of two of the four reprogramming genes than do adult skin
cells — suggesting that these
cells are already primed for change.
We have established stably transfected HEK 293
cell lines
expressing high levels of functional human ether - a go - go - related gene (HERG) channels.
High throughput injection of poly (A) + RNAs into Xenopus oocytes (in collaboration with Biopredic International) to obtain
cells expressing molecules characteristic of certain
cell types on their surface.
Expression of the familial PD - linked A53T or A30P mutant ASs in
cell models results in an increased proportion of CTTAS being produced than is the case when
expressing the WT protein; consistent with this, a
higher proportion of the total soluble AS in human brain tissue with AS neuropathology is CTTAS, and a
higher proportion yet of the total AS in insoluble AS deposits.
Our older data had shown that the molecules B7 and ICAM could costimulate naïve T
cell activation when
expressed in isolation, but an efficient response, including
high levels of CD40L, IL - 2, and short - term proliferation, resulted only when both B7 and ICAM were able to signal through CD28 and LFA - 1 at the same time (Dubey, 1995, J Immunol; Jaiswal, 1996, Int Immunol; Rogers, 1998, J Immunol).
(6) Following this initial test of abrogating the early, age - related rise in p16Ink4a -
expressing cell burden, the investigators probed the effects of leaving BubR1H / H; INK - ATTAC to undergo 5 months of rapid «premature aging» (and thus, to the attendant accumulation of
high levels of p16Ink4a - positive
cells and onset of «early - aging» phenotypes), and only then inducing ablation of senescent
cells with the INK - ATTAC drug - activated system (see Figure 2 (g) below).
Since murine NSCs already
express high levels of Sox2 [14]--[16], it was tested whether these
cells could be reprogrammed into iPS
cells by only a few critical factors.
Since we know the Gal4 - UAS system is sensitive to temperature and in fact, expression levels of these transgenes differ at 22 °C and 25 °C, Drosophila GBPs might also suppress ILP secretion from the insulin - producing
cells when
expressed at
high concentrations.
Inventors at MUSC have identified a unique human CD4 + T
cell population that
expresses high levels of surface CD26, termed CD26
high T
cells, which mediate durable antitumor immunity in vivo, and have immediate clinical relevance for designing new vaccines and cellular therapies.
Cells that
express high levels of the transcription factor myc up - regulate glutaminase expression more than 10-fold [105].