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Showing 15051 - 15100Common Cancers Evade Detection by Silencing Parts of Immune System Cells, Study Finds
Immunotherapy for ovarian, breast, and colorectal cancer has so far had limited success, primarily because the immune system often can’t destroy the cancer cells. According to a report published in Oncotarget, researchers at Johns Hopkins have identified genes that have been repressed through ...
Blood Test Could Improve Treatment for Children With Late-Stage Neuroblastoma
Research by Viprey et al has found that the detection of neuroblastoma mRNAs in peripheral blood and bone marrow aspirates from children diagnosed with stage IV neuroblastoma are independent predictors of event-free survival and overall survival. Their findings could help identify children with...
Study Identifies Possible New Target for Future Glioblastoma Drugs
A molecule in cells that shuts down the expression of genes might be a promising target for new drugs designed to treat the most frequent and lethal form of brain cancer, according to a new study by Yan et al published in Cancer Research. The findings show that high levels of the enzyme PRMT5...
African Americans Have Higher Prevalence of Multiple Myeloma Precursor Than Whites and Hispanics
A large population-based study by Landgren et al has found that African Americans are more likely to have a higher prevalence of monoclonal gammopathy of undetermined significance (MGUS), a precursor to the development of multiple myeloma, compared with whites or Hispanics. The study is published...
Tumor Protein Predicts Response to Chemotherapy in Patients With Esophageal Cancer
Patients with the most common type of esophageal cancer are less likely to respond to chemotherapy when their tumors are high in a protein called leptin, according to a study by Bain et al published in the British Journal of Cancer. Study Details Researchers from the University of Aberdeen...
Selenium and Vitamin E Supplements May Increase Risk of Prostate Cancer in Some Men
A multicenter study led by Fred Hutchinson Cancer Research Center has found that high-dose supplementation with both the trace element selenium and vitamin E may increase the risk of high-grade prostate cancer. This risk is dependent upon a man’s selenium status prior to taking the...
Rates of Breast Reconstruction After Mastectomy Increase, but Use Varies Widely According to Numerous Factors
In a study reported in the Journal of Clinical Oncology, Jagsi et al found that use of breast reconstruction in patients with breast cancer undergoing mastectomy has increased over time but varies according to a number of treatment and demographic characteristics. Study Details The study involved ...
Adding Bevacizumab to Radiotherapy and Temozolomide Does Not Improve Overall Survival in Newly Diagnosed Glioblastoma
In a double-blind phase III trial reported in The New England Journal of Medicine, Gilbert et al assessed adding bevacizumab (Avastin), which is currently approved in recurrent glioblastoma, to radiotherapy and temozolomide in patients with newly diagnosed glioblastoma. The addition of bevacizumab...
Natural Compound Attacks HER2-Positive Breast Cancer Cells
A common compound known to fight lymphoma and skin conditions actually has a second method of action that makes it particularly deadly against certain aggressive breast tumors, according to a study reported by Xia et al in PLOS ONE. The compound, psoralen, is a natural component found in foods such ...
Study Identifies Common Driver of a Childhood Brain Tumor
The St. Jude Children’s Research Hospital–Washington University Pediatric Cancer Genome Project has identified the most common genetic alteration ever reported in the brain tumor ependymoma and evidence that the alteration drives tumor development. The findings were published online in...
Oropharyngeal Cancer Patients Report Benefit in Salivary Function With Reduction of Radiation Dose to Bilateral Submandibular Lymph Nodes
For head and neck cancer patients undergoing radiation therapy, a reduction in the amount of radiation treatment volume to the submandibular (level IB) lymph nodes resulted in better patient-reported salivary function, according to research presented today at the 2014 Multidisciplinary Head and...
Unilateral Radiotherapy for Advanced Tonsil Cancer Yields Favorable Outcome
New research suggests that it is safe to limit radiation therapy to lymph nodes on only one side of the neck for lateralized tonsil cancer. In addition, the study findings show that primary tumor location, rather than the amount of lymph node involvement on the tumor side of the neck, drives the...
Avoiding Radiation to Major Salivary Glands in Head and Neck Cancer Is Safe and Improves Quality of Life
New research is showing that sparing the contralateral submandibular gland during radiation therapy in the treatment of locally advanced head and neck cancer is technically feasible and safe even in advanced-stage, node-positive disease and base-of-tongue lesions. Limiting radiation to these major...
Proteomic Mucin Profiling More Accurate Than Cytology and CEA in Identifying Cystic Precursors of Pancreatic Cancer
Pancreatic cystic lesions are frequently detected radiologic incidentalomas, a considerable proportion of which are pancreatic cancer precursors. In a study reported in the Journal of the National Cancer Institute, Jabbar et al found that proteomic mucin profiling of cyst fluid was more accurate...
New Finding Points to Potential Options for Targeting Stem Cells in Triple-Negative Breast Cancer
New research from the University of Michigan Comprehensive Cancer Center and Georgia Regents University has found that a protein that regulates an inflammatory pathway does not turn off in breast cancer, resulting in an increase in cancer stem cells. This finding may provide a potential target for...
Molecular Features of Invasive Bladder Cancer Resemble Those of Breast Cancer
Using whole-genome mRNA-expression profiling, researchers have identified three molecular subtypes of muscle-invasive bladder cancers that shared molecular features with basal and luminal breast cancers. The findings have important implications for prognostication, the future clinical development...
Leukemia & Lymphoma Society Applauds FDA's Approval of Ibrutinib for CLL
In response to FDA's approval earlier this week of ibrutinib (Imbruvica) to treat patients with chronic lymphocytic leukemia (CLL) who had received at least one prior therapy, The Leukemia & Lymphoma Society (LLS) issued the following statement: "After the FDA designated ibrutinib as a...
Researchers Discover Preleukemic Stem Cell at Root of AML Relapse
Researchers have discovered a preleukemic stem cell that may be the first step in initiating disease and also the culprit that evades therapy and triggers relapse in patients with acute myeloid leukemia (AML). The research, published online in Nature, is a significant step forward in...
Compound Screening Identifies Novel Treatment Options for Gastrointestinal Stromal Tumors
Using high-throughput screening of already FDA-approved chemotherapeutic agents in gastrointestinal stromal tumors (GIST) cell lines, researchers have discovered that GIST cells display a high sensitivity to transcriptional and topoisomerase II inhibitors. The finding could bring new treatments to...
FDA Approves Ibrutinib for the Treatment of Chronic Lymphocytic Leukemia
The U.S. Food and Drug Administration (FDA) today expanded the approved use of ibrutinib (Imbruvica) for the treatment of patients with chronic lymphocytic leukemia (CLL) who have received at least one previous therapy. Ibrutinib, an oral Bruton’s tyrosine kinase inhibitor, was previously...
Small Panel of FISH Cytogenetic Markers Distinguishes Risk in Medulloblastoma Subgroups
Among the four major molecular subgroups of medulloblastoma, WNT tumors are associated with excellent prognosis, whereas SHH and Group 4 tumors are associated with intermediate and Group 3 tumors with poor prognosis. In a study reported in the Journal of Clinical Oncology, Shih et al identified a...
Researchers Identify Biomarker for Noncancerous Pancreatic Cysts
Researchers at the Indiana University School of Medicine have discovered a highly accurate, noninvasive test to identify benign pancreatic cysts, which could spare patients the cost and risk of surveillance or potentially dangerous surgical intervention. The findings are reported in the Journal of...
Novel Photon-Counting Technique Increases Detection Rate in Screening Mammography
As mammography screening has shifted to digital technology, a range of computed radiography and direct radiography systems have emerged. Digital mammography screening with a new photon-counting technique offers high diagnostic performance, according to a study reported by Weigel et al in Radiology. ...
MicroRNA-181a Shows Promise as a Biomarker for Late-Stage Ovarian Cancer
In patients with late-stage epithelial ovarian cancer, high levels of microRNA-181a may be predictive of chemotherapy resistance and disease progression, according to the results of a study reported by Parikh et al in Nature Communications. Thus, microRNA-181a may serve as a biomarker for prognosis ...
Study Identifies Functional Cooperative Mutations of SETD2 in the Development of Acute Leukemia
Using data from the whole-genome sequencing of a pair of 3-year-old female monozygotic twins, one healthy and one with the multilineage form of acute myeloid leukemia (AML), a team of scientists from China and the United States have identified a novel molecular target that could offer a new...
Coordination of Care Improves Patient-Reported Quality of Supportive Care Among Patients With Colorectal Cancer
In a study reported in the Journal of Clinical Oncology, van Ryn et al assessed patient-reported quality of care among patients with colorectal cancer in the Veterans Affairs health-care system. The investigators found significant gaps in patient-centered quality of supportive care, but also found...
Obesity Linked to Poor Survival in Patients With Tongue Cancer
Cancer experts from Memorial Sloan Kettering Cancer Center and Weill Cornell Medical College are collaborating to understand the link between obesity and cancer. Most recently, their research has yielded an interesting association: Obesity prior to diagnosis is associated with a fivefold increase...
Newly Created Risk Stratification Database Aids in Predicting Outcomes in Prostate Cancer
The pan-Canadian Prostate Cancer Risk Stratification database was created to report on the patient, tumor, and treatment factors that were predictive of biochemical and clinical outcomes in patients who underwent radiotherapy for prostate cancer. Risk stratification in the management of those with...
Optimized Radiation Treatment Schedule for Glioblastoma May Extend Survival
An altered radiation treatment schedule for glioblastoma, the most common and lethal form of brain cancer, extended the survival period of mice with the disease, according to a new study published in Cell. Because the research involved mice, the study does not recommend a specific new schedule for...
Unfavorable Prognosis in Advanced Serous Ovarian Cancer May Be Linked to Estrogen Receptor Beta Isoform
Anomalies in the cytoplasmic expression of estrogen receptor beta 2 appear to be associated with poorer outcomes in patients with advanced serous ovarian cancer, according to the results of a study reported by Ciucci et al in Gynecologic Oncology. This isoform may represent an independent...
Biomarker May Predict Response to Ipilimumab in Advanced Melanoma
Among patients with advanced melanoma, presence of higher levels of the protein vascular endothelial growth factor (VEGF) in blood was associated with poor response to treatment with the immunotherapy ipilimumab (Yervoy), according to a study by Yuan et al published in Cancer Immunology Research....
Potential Therapeutic Role for Aspirin in the Management of Sporadic Vestibular Schwannoma
In patients with sporadic vestibular schwannoma, aspirin may be of benefit in minimizing tumor growth, according to the results of a retrospective study presented by Kandathil et al in Otology and Neurotology. This finding may eliminate the need for invasive therapy and may complement existing...
ASCO Issues New Recommendations for Family History-Taking in Oncology Setting
When oncologists see a new patient, they should emphasize careful documentation of first- and second-degree cancer family history, according to new recommendations published by the American Society of Clinical Oncology. The recommendations are the first to focus on family history-taking...
Alternative Mechanism of Action Suggested for Vemurafenib in Hairy Cell Leukemia With BRAF V600E Mutation
The finding that the BRAF V600E mutation is present in nearly all cases of hairy cell leukemia has resulted in the use of BRAF inhibitors to treat chemotherapy-resistant disease, with good responses to vemurafenib (Zelboraf) being observed. BRAF inhibition has been thought to result in...
Patients With Near-Complete Response After Induction Therapy May Be Candidates for Bladder-Sparing Therapy
Bladder-sparing approaches are typically reserved for patients with bladder cancer who have a complete response to combined modality induction therapy (radiation plus chemotherapy). A new phase II study suggests that patients with near-complete response should also be considered for bladder-sparing ...
Prostate Health Index May Provide New Tool to Identify Patients Assigned to Watchful Waiting Who Require Immediate Treatment
A simple tool called “phi” appears to be able to identify which patients assigned to active surveillance for prostate cancer are more likely to require treatment. Phi, or the prostate health index, is calculated from three serum measurements: PSA, free/total PSA, and a new measurement,...
Study Examines Immunotherapy in Metastatic Castration-Resistant Prostate Cancer
In the randomized, phase III CA184-043 trial, ipilimumab (Yervoy) improved progression-free survival and prostate-specific antigen (PSA) response compared with placebo, but failed to improve overall survival significantly in postdocetaxel metastatic castration-resistant prostate cancer....
New Society Launched for Advanced Practitioners in Hematology and Oncology
The Advanced Practitioner Society for Hematology and Oncology (APSHO) announced its launch as a new organization focused on meeting the unique educational and professional needs of the advanced practitioner in hematology and oncology. The formation of the Society was made public January 26, 2014,...
Following USPSTF Mammography Screening Guidelines Could Save Billions of Dollars and Result in More Women Screened
Although controversial, reducing mammography screening frequency from annually to biennially for women aged 50 to 74 could save the health-care system billions of dollars annually and screen 15% more women compared with the current practice, according to a cost analysis by O’Donoghue et al....
New Findings Contradict Current Understanding of How to Manage Breast Biopsy Abnormalities
A long-term follow-up study by Hartmann et al of patients with two types of breast tissue abnormalities—atypical ductal hyperplasia and atypical lobular hyperplasia—suggests that both abnormalities have the same potential to advance to breast cancer. The findings could help improve...
Study Reports Success in Targeted Therapy for Lung Adenocarcinoma
The most common genetic subtype of lung cancer, which has long defied treatment with targeted therapies, has had its growth halted by a combination of two already-in-use drugs in laboratory and animal studies, setting the stage for clinical trials of the drugs in patients. The study, published in...
Angiotensin System Inhibitors Improve Survival in Hypertensive Patients With Metastatic Renal Cell Carcinoma
According to a retrospective study, the use of angiotensin system inhibitors, such as lisinopril, captopril, and losartan, improved the survival of patients with metastatic renal cell carcinoma by 9 months, compared with patients who were not receiving these types of agents. Survival was even...
Radiation Plus Hormone Therapy Extends Survival in Patients With High-Risk Prostate Cancer
The addition of radiation to lifelong hormone therapy with oral antiandrogens vs antiandrogens alone reduced the prostate cancer–specific death rate by more than 50% at 10 and 15 years in men with locally advanced prostate cancer, according to an updated analysis of the Scandinavian Prostate...
Enzalutamide Improves Survival in Chemotherapy-Naive Metastatic Castration-Resistant Prostate Cancer
Enzalutamide (Xtandi) improved survival by 29% in men with chemotherapy-naive metastatic castration-resistant prostate cancer and reduced the risk of radiographic progression by 81%, according to complete results of the randomized, double-blind, placebo-controlled, multinational, phase III PREVAIL...
Melatonin May Potentially Slow Tumor Growth in Estrogen Receptor–Negative Breast Cancers
An early-stage study shows melatonin may have the potential to help slow the growth of certain breast cancer tumors, according to researchers from Henry Ford Hospital in Detroit and Foundation for Research Support of the State of São Paulo. The study, published online in the journal PLoS...
New Mathematical Model Helps Predict Tumor Evolution and Treatment Effectiveness
A study by Almendro et al analyzed breast cancer tumors before and after treatment for important characteristics, including chromosome copy number, the presence or absence of certain protein markers, and their proliferative capacity. The scientists then used the data to develop computational models ...
Good Results With Telephone Genetic Counseling for Breast and Ovarian Cancer
As genomic testing becomes more common, genetic counseling is increasingly performed via telephone. BRCA1/2 mutation carries increased risk for breast and ovarian cancer. In a noninferiority study reported in the Journal of Clinical Oncology, Schwartz et al compared genetic counseling for BRCA1/2...
ASCO Survey of Oncologists Finds High Overall Career Satisfaction, but Nearly Half Report Burnout
A survey of oncologists by Shanafelt et al has found that approximately 45% had at least one symptom of burnout, with risk being greatest among younger oncologists and those spending more hours per week devoted to direct patient care. However, overall career satisfaction remains high, especially...
Intensive Follow-up Increases Surgical Treatment of Recurrence With Curative Intent in Colorectal Cancer
In a study (FACS trial) reported in JAMA, Primrose et al compared outcomes with intensive follow-up with carcinoembryonic antigen measurement (CEA), computed tomography (CT), both, or minimum follow-up after curative surgery for primary colorectal cancer. Intensive strategies resulted in a...
No Survival Benefit of Adjuvant 5-FU–Based Chemotherapy After Neoadjuvant Radiotherapy or Chemoradiation for Resectable Rectal Cancer
As reported in The Lancet Oncology by Bosset et al, long-term results of the European Organisaton for Research and Treatment of Cancer (EORTC) trial 22921 indicate that adjuvant fluorouracil (5-FU)-based chemotherapy after preoperative radiotherapy with or without chemotherapy does not affect...
