CancerSeq tissue samples provide researchers with a medium for applications including validation
of cancer marker mutation related drug candidates
Not exact matches
Weeks later, Yee realized that he didn't have the equipment he needed to pluck out
of Ziskin's blood the rare (perhaps one in 100,000) T cells that could identify the subtle peptide
markers on the surface
of her
cancer cells and attack the disease.
The institute's Tumor Neoantigen Selection Alliance, which includes Bhardwaj's team and others from the University
of Pennsylvania and to Stanford Medicine, is focusing on discovering «
cancer markers» and then making predictions on neoantigens to combat them.
In clinical trials the treatment — which involves extracting individual patients» immune T - cells, modifying them to seek out tell - tale biological
markers associated with blood
cancers like aggressive lymphoma, and then pumping those modified killer cells back into the body — has shown major promise, in some cases eliminating all signs
of the
cancer in patients six months after treatment.
Although a considerable body
of scientific evidence substantiates the positive correlation between curcumin consumption and a reduction in the risk
of cancer, the paucity
of suitably designed human clinical trials that clearly demonstrate any direct effect
of curcumin on
cancer markers may prevent Health Canada from approving a
cancer risk reduction claim for curcumin within the current regulatory framework.
Several researchers, however, are tracking chemical
markers in the blood and in the breath with the goal
of creating screening tools that could someday not just find
cancer but also indicate how dangerous it is likely to be.
«
Markers for prostate
cancer death can identify men in need
of more aggressive treatment.»
Emory's Gabram - Mendola and chemists at the Georgia Institute
of Technology have found
markers in the breath
of 20 breast
cancer patients that were not present in the breath
of 20 control subjects.
Using data from a randomized trial
of 206 men treated with either radiation or, radiation and six months
of hormonal therapy, researchers compared early
markers of prostate
cancer death to identify men at risk
of dying early.
Abiraterone's ability to lower levels
of prostate - specific antigen, a surrogate
marker for prostate
cancer, was slightly greater for patients in the low - dose with food group when measured at 12 weeks.
«We want to also investigate whether these two enzymes can serve as an early warning system, a
marker of pancreatic
cancer risk, in patients with pancreatitis,» Dr. Storz says.
The
marker of antigens produced by pancreatic
cancer has a low positive predictive value for identifying early stage disease.
Roughly 15 percent
of all breast
cancer patients have triple receptor - negative breast
cancer, which lacks
markers for a targeted therapy.
Arnold and collaborators then devised a way to make these WGM biosensors sensitive enough to identify even the smallest individual bio-particles from the RNA virus MS2 to single molecules down to 6 zepto - grams (6x10 - 21grams), below the mass
of all known
cancer markers.
University Professor
of Applied Physics Stephen Arnold and his team at the New York University Tandon School
of Engineering have made a discovery that could lead to Star Trek - like biosensor devices capable
of flagging the barest presence in blood
of a specific virus or antibody, or protein
marker for a specific
cancer; or sniffing out airborne chemical warfare agents while they are still far below toxic levels.
In particular, they measure the «nuclear - to - cytoplasmic - ratio» (NCR): a recognized biological
marker for a wide range
of cancers.
The researchers showed that the latest approach to epidemiology worked to track both HIV infections and levels
of prostate - specific antigen, a molecular
marker associated with prostate
cancer.
The population - based study
of 503 people with colon
cancer found that 14 percent
of Caucasians and 7 percent
of African - Americans had a genetic
marker called microsatellite instability, or MSI.
«The phi test helps physicians distinguish prostate
cancer from benign conditions by utilizing three different PSA
markers (PSA, freePSA and p2PSA) as part
of a sophisticated algorithm to more reliably determine the probability
of cancer in patients with elevated PSA levels,» said Kevin Slawin, MD, director, Vanguard Urologic Institute at Memorial Hermann Medical Group, clinical professor
of Urology at Baylor College
of Medicine and director
of Urology, Memorial Hermann Hospital ‐ Texas Medical Center, who performed some
of the key research that led to the development
of the phi test and who also began using the test in February.
CRP is a
marker of chronic inflammation and higher CRP levels have been associated with a higher risk
of breast
cancer mortality.
Effect
of weight loss intervention on inflammatory and metabolic
markers in breast
cancer survivors.
«Cadherin - 22 could be a powerful prognostic
marker for advanced
cancer stages and patient outcomes,» said lead author Prof. Jim Uniacke, Department
of Molecular and Cellular Biology.
There has been a lack
of reliable
markers, early indicators and risk factors associated with pancreatic
cancer, but this new way
of differentiating between healthy and malignant tissue offers hope for earlier diagnosis and treatment.»
Researchers from BUSM and the University
of Cyprus compared the
markers on the surface
of the
cancer cells to gene expression profile
of breast tumors deposited by researchers in international public databases and found that a molecule named IL13RA2 (IL13R alpha2) was abundant in metastatic or late - stage BLBC.
They found that women were five times as likely to develop
cancer if they had a higher percentage
of Ki67, a molecular
marker that identifies proliferating cells, in the cells that line the mammary ducts and milk - producing lobules.
«Our research translates this technological development over to the biosciences and offers the possibility
of a new biomedical diagnostics technique capable
of detecting the presence
of even a single
cancer marker molecule.»
All had been treated previously with at least one type
of androgen deprivation therapy and had rising levels
of prostate specific antigen (PSA), a blood
marker for prostate
cancer, and radiographic evidence their
cancers were becoming resistant.
The team then selected a subset
of data for developing a panel for differentiating between pancreatic
cancer and healthy pancreas tissue and thereafter applied this «Pancreatic Cancer Predictor» to the remaining datasets for independent validation to confirm the accuracy of the ma
cancer and healthy pancreas tissue and thereafter applied this «Pancreatic
Cancer Predictor» to the remaining datasets for independent validation to confirm the accuracy of the ma
Cancer Predictor» to the remaining datasets for independent validation to confirm the accuracy
of the
markers.
Efforts aimed at finding better drug regimens would therefore greatly benefit from a mouse model with an intrinsic
marker that can indicate different stages
of pancreatic tumor formation leading to
cancer and reflect the effects exerted by novel drug candidates.
Clipped H3.3 may be a
marker of cells that stop proliferating and has implications for
cancer, in particular
cancers like melanoma that have a senescence phase.»
They found that ONC201 alters the gene expression
of cancer stem cell
markers and signaling pathways prior to killing the tumor cells, providing pharmacodynamic biomarkers
of response.
Findings by Cincinnati
Cancer Center researchers show that levels of bisphenol A (BPA) in men's urine could be a marker of prostate cancer and that low levels of BPA exposure can cause cellular changes in both non-malignant and malignant prostate
Cancer Center researchers show that levels
of bisphenol A (BPA) in men's urine could be a
marker of prostate
cancer and that low levels of BPA exposure can cause cellular changes in both non-malignant and malignant prostate
cancer and that low levels
of BPA exposure can cause cellular changes in both non-malignant and malignant prostate cells.
While a range
of cellular
markers of exhaustion, such as PD - 1 and TIM3, have been characterized and are even the target
of cancer immunotherapy drugs, the molecular details
of how CD8 T cells switch gears were unclear.
The concentration
of resveratrol was not associated with inflammatory
markers, cardiovascular disease or
cancer rates.
Our laboratory is doing that, but it's also looking for
markers to help determine which ones never have the chance
of becoming
cancers in the first place.
Examination
of gene expression in patients with non-small cell lung
cancer (NSCLC) showed the area adjacent to tumors is rich with
cancer markers.
Scientists at The Institute
of Cancer Research (ICR) used the cells
of fruit flies, modified with a fluorescent
marker that is activated when the cells are put under stress, to identify the signals responsible for driving up activity
of the ER.
The authors believe theirs is the first study to show that mouse mammary gland tissues are sensitive to a mixture
of 23 commonly used UOG chemicals, with dose - specific effects on tissue morphology, cell proliferation and induction
of intraductal hyperplasias, an overgrowth
of cells considered a
marker for future breast
cancer risk.
Comparing the
markers on these stem cells with those on the surfaces
of cancer cells, Johnson adds, will also help scientists determine if stem cells contribute to prostate malignancies.
Sood and colleagues looked at samples from 80 cases
of human ovarian
cancer grouped according to patient stress using the National Institutes
of Health's Center for Epidemiological Studies Depression scale as a surrogate
marker.
People have realized that in order to better diagnose diseases like
cancer, he says, you need information from a variety
of sources, whether it's fluorescence imaging, optical imaging or biochemical
markers.
A selection
of Joe Davis's colorful «prayer flags,» which are printed with the code for the genetic
markers of diseases such as
cancer, Parkinson's and Huntington's.
Although the patients» exposure to cigarettes and other hydrocarbon sources was not integrated with the results, the idea
of a
marker for lung
cancer held up.
The
cancer cell
marker that Johnson and her team identified was a specific change in protein glycosylation, that is, a unique pattern
of sugars decorating a protein found on the cell surface.
The day for
cancer markers will come, but it will take more spending, and it will take a much deeper understanding
of carcinogenesis.
In the current study, PCA3 was detected in some, but not all
of the study samples, suggesting that reliance on a single biomarker may be insufficient for prostate
cancer detection, while combining additional
markers may increase the specificity and sensitivity
of the test.
The researchers believe that they have identified a group
of RNA molecules — known as long noncoding RNAs (lncRNAs)-- that hold the potential for serving as better prognostic
markers for prostate
cancer.
Strikingly, the same signature was discovered in the blood
of women without a BRCA1 mutation but who went on to develop breast
cancer, making it a potential early
marker of women's
cancer in the general population.
«You have blood drawn and that one blood sample can be tested for a comprehensive array
of cancer cell
markers.
He also hopes that the change in levels
of the
cancer - related proteins can be used as a
marker for which patients are likely to develop
cancer in the wake
of Barrett's syndrome and which are not in the danger zone.