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Showing 21501 - 21550Tumor-Suppressor Gene TP53 Mutated in 90% of Osteosarcomas
The St. Jude Children’s Research Hospital–Washington University Pediatric Cancer Genome Project found mutations in the tumor-suppressor gene TP53 in 90% of osteosarcomas, suggesting the alteration plays a key role early in development of the bone cancer. The study by Chen et al was...
Certain Genetic Variants May Help Identify Patients at Increased Risk of Bladder Cancer Recurrence
A new study by Andrew et al published in BJU International suggests that certain inherited DNA sequences may affect the prognosis of patients with bladder cancer. The findings may help physicians identify subgroups of patients with high-risk bladder cancer who should receive more frequent...
Study Implicates SMARCA4 Gene as Key Player in Oncogenesis of Small Cell Carcinoma of the Ovary
According to a new study, mutations in the SMARCA4 remodeling gene may play a key role in the development of small cell carcinoma of the ovary, hypercalcemic type. The findings by Ramos et al were published in Nature Genetics and suggest that loss of SMARCA4 expression may serve as a biomarker for...
Validation of Mantle Cell Lymphoma International Prognostic Index in European Mantle Cell Lymphoma Network Trials
The Mantle Cell Lymphoma International Prognostic Index (MIPI) was developed in 2008 as the first prognostic stratification system specific for mantle cell lymphoma (MCL). In a study reported in the Journal of Clinical Oncology, Hoster et al confirmed the validity of MIPI in a cohort of two...
HLA Class I Antigen Expression Predicts Overall Survival Benefit With Aspirin Use in Colon Cancer
In a cohort study reported in JAMA Internal Medicine, Reimers et al found that aspirin use was associated with a significant 47% reduction in mortality risk after diagnosis of colon cancer expressing HLA class I antigen. There was no difference in aspirin benefit according to strong or weak...
Dose-Escalated Hypofractionated IMRT for Localized Prostate Cancer Has Similar Side Effects Compared to Conventional IMRT
Dose-escalated intensity-modulated radiotherapy with use of a moderate hypofractionation regimen (72 Gy in 2.4-Gy fractions) can safely treat patients with localized prostate cancer with limited grade 2 or 3 late toxicity, according to a study by Hoffman et al published in the International Journal ...
Findings of AURELIA Trial Support Consideration of Bevacizumab/Chemotherapy in Carefully Selected Patients With Platinum-Resistant Ovarian Cancer
The recently reported open-label phase III AURELIA trial showed that the addition of bevacizumab (Avastin) to chemotherapy resulted in significant improvements in progression-free survival, the primary study endpoint, and objective response rate in women with recurrent platinum-resistant ovarian...
Long-Term Study Finds Fertility Drugs Do Not Increase Breast Cancer Risk
A large study of over 12,000 women who took clomiphene citrate or gonadotropins for the treatment of infertility has found no increase in breast cancer risk over 30 years of follow-up, compared with women who were not treated with these medications. The study by Brinton et al is published in Cancer ...
Study Finds Routine Mammograms Offer Limited Benefit to Oldest Female Patients
Doctors should focus on life expectancy when deciding whether to order mammograms for their oldest female patients, since the harms of screening likely outweigh the benefits unless women are expected to live at least another decade, according to a review published online in JAMA by Walter and...
Lack of Insurance Coverage a Barrier to Lung Cancer Screening
The majority of current and former smokers would welcome screenings for lung cancer if their insurance covered the spiral computed tomography (CT) scans, according to research from Roswell Park Cancer Institute and the Medical University of South Carolina. The study by Delmerico et al was published ...
Digital Mammography Reduces Recall and Biopsy Rates
Population-based screening with full-field digital mammography is associated with lower recall and biopsy rates than screen-film mammography, suggesting that full-field digital mammography may reduce the number of diagnostic workups and biopsies that do not lead to diagnosis of breast cancer,...
Obesity Primes the Colon for Cancer, According to NIH Study
Obesity, rather than diet, causes changes in the colon that may lead to colorectal cancer, according to a study in mice by the National Institutes of Health. The finding bolsters the recommendation that calorie control and frequent exercise are not only key to a healthy lifestyle, but a strategy to ...
Three-Dimensional MRI Scans May Offer More Accurate Way to Predict Survival After Chemotherapy for Liver Tumors
In a series of studies involving 140 American men and women with liver tumors, researchers at Johns Hopkins have used specialized three-dimensional (3D) MRI scans to precisely measure living and dying tumor tissue to quickly show whether highly toxic chemotherapy is working. The investigators said ...
Study Finds Chemotherapy Accelerates Molecular Aging in Patients With Breast Cancer
Physicians have long suspected that chemotherapy can accelerate the aging process in patients treated for cancer. Using a test developed at UNC Lineberger Comprehensive Cancer Center to determine molecular aging, oncologists have directly measured the impact of anticancer chemotherapy drugs on...
Women Are Infrequently First or Corresponding Authors in Collaborative Group Publications in Oncology
As reported in a research letter in JAMA Internal Medicine, Sun et al studied the frequency with which women lead clinical trial publications from organized collaborative groups in oncology. They found that women are very infrequently lead or corresponding authors, with the percentages not changing ...
Phase II Trial Shows Feasibility of Customized Adjuvant Treatment in NSCLC, but Phase III Trial Canceled Due to Unreliability of ERCC1 Readouts
In the phase II Tailored Postsurgical Therapy in Early-Stage NSCLC (TASTE) trial (IFCT-0801), reported in the Journal of Clinical Oncology, Wislez et al examined the feasibility of customized adjuvant treatment based on EGFR mutation status and expression of ERCC1 (excision repair...
DNA Test Can Help Predict Bladder Cancer Recurrence
A DNA methylation marker test performed on patients with noninvasive urothelial carcinoma can predict tumor recurrence with high sensitivity and specificity, according to a study by Su et al. The findings may help eliminate costly and unnecessary invasive exams and reveals the importance of DNA...
Experts Call for More Awareness of Sexual Dysfunction in Lung Cancer Patients
Many lung cancer patients suffer difficulties with sexual expression and intimacy, yet for too long the topic has been ignored by doctors and researchers, experts said at the 4th European Lung Cancer Conference (ELCC) in Geneva, Switzerland. Researchers have estimated that sexual dysfunction...
FDA Panel Endorses Stool-Based DNA Colon Cancer Test
The U.S. Food and Drug Administration’s (FDA) committee of genetic experts has determined that Cologuard, a stool-based DNA, noninvasive screening test for colorectal cancer, has demonstrated safety, effectiveness, and a favorable risk-benefit profile. The FDA is now considering the...
Long-Term Benefit With Dasatinib After Imatinib Failure in Chronic-Phase CML
Patients with chronic myeloid leukemia (CML) in the chronic phase who are resistant or intolerant to imatinib (Gleevec) can experience long-term benefit with dasatinib (Sprycel), according to results of a randomized phase III study. The CA180-034 study also found that early molecular and...
Gene Implicated in Progression and Relapse of Triple-Negative Breast Cancer
Scientists from Weill Cornell Medical College, New York, and Houston Methodist, Houston, have found that a gene previously unassociated with breast cancer plays a pivotal role in the growth and progression of the triple-negative form of the disease. The research by Chen et al, published in Nature,...
Pemetrexed and Gemcitabine Show Promise Against Aggressive Childhood Brain Tumor
The quest to improve survival of children with a high-risk brain tumor has led investigators at St. Jude Children's Research Hospital to two drugs already used to treat adults with breast, pancreatic, lung, and other cancers. The study by Morfouace at al was published today in Cancer Cell....
Tumor Size, Location, and Mitotic Rate, but Not Genotype, Associated With Recurrence-Free Survival in Trial of Adjuvant Imatinib vs Placebo in GIST
The ACOSOG Z9001 (Alliance) study showed that 1 year of adjuvant imatinib (Gleevec) prolonged recurrence-free survival after resection of primary gastrointestinal stromal tumors (GIST). As reported by Corless et al in the Journal of Clinical Oncology, a study evaluating correlation of pathologic...
Continued Event-Free Survival Benefit of Neoadjuvant/Adjuvant Trastuzumab in HER2-Positive Locally Advanced Breast Cancer
As reported by Gianni et al in The Lancet Oncology, long-term follow-up of women with HER2-positive locally advanced breast cancer receiving neoadjuvant chemotherapy alone vs with neoadjuvant and adjuvant trastuzumab (Herceptin) in the phase III NOAH trial has shown continued event-free survival...
Electronic Cigarette Usage Associated With Use of Conventional Cigarettes Among Adolescents
“Use of e-cigarettes does not discourage, and may encourage, conventional cigarette use among US adolescents.” This was the conclusion of a cross-sectional analysis of survey data from a representative sample of middle and high school students who completed the National Youth Tobacco...
Immunotherapy Data Herald New Era of Lung Cancer Treatment
A new era of lung cancer therapy is dawning, using drugs that can prevent tumor cells from evading the immune system, experts reported at the 4th European Lung Cancer Congress. For decades, scientists and doctors thought immunotherapy was of marginal benefit in lung cancer, said ESMO spokesperson...
Erlotinib and Gefitinib Offer Similar Benefit in EGFR-Mutated Non–Small Cell Lung Cancer
A retrospective study has shown that two targeted therapy drugs—erlotinib (Tarceva) and gefitinib (Iressa)—achieved similar outcomes among people with metastatic or recurrent non–small cell lung cancer (NSCLC) harboring an EGFR mutation. These EGFR tyrosine kinase inhibitors have...
Phase III Study: Crizotinib Prolongs Progression-Free Survival in Previously Untreated ALK-Positive Advanced NSCLC
In the phase III PROFILE 1014 study, the anaplastic lymphoma kinase (ALK) inhibitor crizotinib (Xalkori) was found to significantly prolong progression-free survival in previously untreated patients with ALK-positive advanced nonsquamous non–small cell lung cancer (NSCLC) compared with...
Phase II Study Suggests Benefit of Adding Rituximab to Chlorambucil in First-Line Treatment for Chronic Lymphocytic Leukemia
In a UK phase II study reported in the Journal of Clinical Oncology, Hillmen et al assessed the safety and activity of adding rituximab (Rituxan) to chlorambucil (Leukeran) in first-line treatment of chronic lymphocytic leukemia (CLL). Such a regimen may be an alternative to fludarabine-based...
PARP Inhibitor Veliparib Might Benefit Women With Resistant Gynecologic Cancers and BRCA Mutation
Preliminary research suggests that a targeted oral agent may improve outcomes while minimizing side effects in women with gynecologic cancers who carry a BRCA mutation and whose disease is not responding to other therapies. According to a phase II study presented at the Society of Gynecologic...
Long-Term Use of Valproic Acid May Reduce the Risk of Head and Neck Cancer
The antiseizure medication and mood stabilizer valproic acid was associated with a significant reduction in head and neck cancer risk, according to a study recently published in Cancer. The large retrospective cohort study by Kang et al was conducted to evaluate the effects of the drug, a histone...
Study Finds Oncologists Have Mixed Attitudes on the Use of Genomic Testing
While many cancer researchers believe that predictive somatic genomic testing holds the potential to usher in the era of precision medicine for patients with cancer, research by Gray et al suggests that not all physicians are eager to embrace the technology. The variation in attitudes was in part...
Women With Gynecologic Cancers May Live Longer When Treated at High-Volume Medical Centers
Women with ovarian and other gynecologic cancers live significantly longer when they receive care at hospitals that treat a large number of patients with these conditions, according to research on more than 850,000 women. The findings, based on information from the nation’s largest cancer...
Women With BRCA1 Mutations May Still Be at Risk for Rare Types of Uterine Cancer After Preventive Salpingo-Oophrectomy
Women with BRCA1 mutations may have an increased risk for developing rare types of aggressive uterine cancer despite having their ovaries and fallopian tubes removed, suggest preliminary findings presented at the Society of Gynecologic Oncology (SGO) Annual Meeting on Women’s Cancer held ...
Bariatric Surgery May Lower Risk of Uterine Cancer
Women who had bariatric surgery to lose weight had a 70% lower risk of uterine cancer and an even lower risk if they kept the weight off, according to findings presented at the Society of Gynecologic Oncology (SGO) Annual Meeting on Women’s Cancer, held in Tampa, Florida, from March 22 to 25. ...
Audit of NHS Breast Cancer Screening Programme Reveals Significant Variations Between Hospitals in Treatment Outcomes for DCIS
Analysis of data from the UK NHS Breast Screening Programme has shown significant variations in the outcomes of treatment for women with ductal carcinoma in situ (DCIS) between UK hospitals. Dr. Jeremy Thomas, a consultant pathologist at the Western General Hospital, Edinburgh, told the 9th...
ASCO Issues Updated Recommendations for Sentinel Lymph Node Biopsy in Early-Stage Breast Cancer
A review by ASCO’s Update Committee of new data from randomized clinical trials has led to a change in recommendations for the use of sentinel lymph node biopsy in patients with early-stage breast cancer. The updated guideline will enable more women with early-stage breast cancer to avoid the ...
Harms Outweigh Benefits for Women Aged 70 and Over in National Breast Cancer Screening Programs
Extending national breast cancer screening programs to women over the age of 70 does not result in a decrease in the number of cancers detected at advanced stages, according to new research from The Netherlands. Instead, researchers told attendees at the 9th European Breast Cancer Conference that...
Investigational Cancer Vaccine Shows Renewed Potential in Non–Small Cell Lung Cancer
Researchers at UC Davis have found that the investigational cancer vaccine tecemotide, when administered with the chemotherapeutic agent cisplatin, boosted immune response and reduced the number of tumors in mice with lung cancer. The study also found that radiation treatments did not...
Socioeconomic Disparities in Mortality After Cancer Surgery Reflect Higher Failure-to-Rescue Rates in Hospitals Treating More Low-Income Patients
Although it has been found that lower socioeconomic status is associated with higher operative mortality, the factors explaining this disparity have not been clearly defined. In a study of major cancer surgery reported in JAMA Surgery, Reames et al found that hospitals with the highest proportion...
Preclinical Study Suggests Benefits of Increased Tumor Perfusion and Reduced Tumor Hypoxia With Exercise in Prostate Cancer
In a study reported in the Journal of the National Cancer Institute, McCullough et al used an orthotopic rat model of prostate cancer to assess the effects of exercise on tumor hemodynamics and tissue hypoxia. Their findings of enhanced tumor perfusion and diminished tumor hypoxia suggest that...
Analysis of SWOG Trials Indicates No Survival Difference After 1 Year in Cancer Patients Treated In vs Out of Clinical Trials
In a study reported in the Journal of the National Cancer Institute, Unger et al evaluated whether cancer patients from SWOG clinical trials were similar to nontrial patients in baseline characteristics and survival. They found that, overall, trial participation in standard treatment arms did not...
Regular Physical Activity Reduces Breast Cancer Risk Irrespective of Age or Weight
Participating in athletic activities for more than an hour a day reduces the risk of breast cancer, and this applies to women of any age and any weight, regardless of geographic location, according to research presented at the 9th European Breast Cancer Conference in Glasgow. Compared with the...
Genetic Testing May Improve Selection of Women With Estrogen Receptor–Positive Breast Cancer for 10 vs 5 Years of Hormonal Therapy
Genetic analyses of results from 1,125 postmenopausal women being treated for estrogen-responsive breast cancer have shown that some of them are more likely than others to have a late recurrence of their cancer and might benefit from 10 years of hormone therapy rather than 5 years. Women who had...
Postmastectomy Radiotherapy Benefits Women With Breast Cancer That Has Spread to One to Three Lymph Nodes
Women whose breast cancer has spread to just a few lymph nodes under their arm are less likely to have their disease recur or to die from it if they have radiotherapy after mastectomy, according to new research presented today at the European Breast Cancer Conference in Glasgow and published in The ...
Cutaneous Melanoma and Papillary Thyroid Carcinoma: Mutual Increased Risk
In a study reported in JAMA Otolaryngology-Head & Neck Surgery, Oakley et al found that papillary thyroid cancer increases the risk of cutaneous malignant melanoma and vice versa. In addition, the investigators found that patients with both cancers have a high frequency of BRAF V600E mutation. ...
Health Gap Between Adult Survivors of Childhood Cancer and Siblings Widens With Age
Adult survivors of childhood cancer face significant health problems as they age and are five times more likely than their siblings to develop new cancers, heart disease, and other serious health conditions beyond the age of 35, according to the latest findings from the Childhood Cancer Survivor...
Shortening of Leukocyte Telomeres Associated With Increased All-Cause and Breast Cancer–Specific Mortality in Breast Cancer Patients
Short telomeres are associated with increased risk of cancer, but data on telomere length and mortality in breast cancer survivors are inconsistent. In a study reported in the Journal of the National Cancer Institute, Duggan et al found that decreases in telomere length between baseline and 30...
American Association for Cancer Research Elects José Baselga, MD, PhD, as President-Elect 2014-2015
The members of the American Association for Cancer Research (AACR) have elected José Baselga, MD, PhD, Physician-in-Chief at Memorial Sloan Kettering Cancer Center in New York, as their President-Elect for 2014–2015. Dr. Baselga is an internationally recognized physician-scientist...
ASCO Urges Raising the Bar for Cancer Clinical Trials
The American Society of Clinical Oncology is calling on cancer researchers, clinical trial sponsors, and drug developers to employ clinical trial designs that aim to significantly extend the lives of people with cancer. In a Special Article published in the Journal of Clinical Oncology, Ellis...
