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Showing 1651 - 1700Iniparib Fails to Improve Outcomes in Triple-negative Breast Cancer
As reported in the March 15 issue of The ASCO Post, a phase III trial of the novel agent iniparib failed to demonstrate a significant improvement in survival for women with metastatic triple-negative breast cancer. The “top-line” results were communicated in the spring via press releases from...
Identifying Genetic Factors That Predict Response to Chemotherapy in NSCLC
A genetic variation in the chemokine-like receptor 1 (CMKLR1) gene was statistically significantly associated with poor overall survival in patients with non–small cell lung cancer (NSCLC) who were treated with platinum-based chemotherapy with or without radiation. The variation was identified by a ...
ASCO’s Immediate Past President Helps Build Future of Cancer Research and Care by Supporting Conquer Cancer Foundation
George W. Sledge, Jr, MD, has been treating patients with breast cancer, and pursuing research in the field, for more than 30 years—the last few electrified by a rapid proliferation of knowledge. “We have so much to offer our patients today,” says Dr. Sledge, who serves as Ballve-Lantero Professor...
Screening for Ovarian Cancer May Do More Harm Than Good, but New Therapies for the Disease Are Improving Outcomes
At the Best of ASCO Miami meeting, Daniela Matei, MD, Indiana University Melvin and Bren Simon Cancer Center, Indianapolis, described how new approaches are significantly prolonging remission in ovarian cancer. Ovarian Screening Provides No Benefit The Prostate, Lung, Colorectal, and Ovarian (PLCO) ...
AACR Issues Landmark Report on Cancer Progress
At a recent press conference in Washington, DC, the American Association for Cancer Research (AACR) assembled luminaries from the cancer research and care communities to discuss the salient points of the association’s newly released progress report on the current and future state of cancer research ...
Researchers Explore Reasons for Higher Risk of Triple-negative Breast Cancer in Underserved African-American Women
Triple-negative breast cancer, one of the most aggressive forms of the disease, has a bad reputation, and among socioeconomically disadvantaged black women, that reputation is especially well deserved. In fact, according to Lisa A. Newman, MD, Director of the Breast Care Center, University of...
FDA Approves Molecular Test to Detect HPV
Gen-Probe recently announced that the FDA has approved its APTIMA HPV assay, an amplified nucleic acid test that detects high-risk strains of human papillomavirus (HPV) that are associated with cervical cancer and precancerous lesions. The test has been approved to run on Gen-Probe’s fully...
Young Investigator Award Renamed to Honor ASCO Founder Jane C. Wright, MD
At the 2011 Annual Meeting, the Conquer Cancer Foundation renamed one of its annual awards to honor the legacy of one of ASCO’s groundbreaking founders. The Jane C. Wright, MD, Young Investigator Award (YIA) recognizes Dr. Wright’s leadership at ASCO, her contributions to the field of oncology, and ...
First Genomic-based Pediatric Trials Launched in Neuroblastoma
Last November, Dell announced it was donating an initial $4 million including cloud-computing technology to speed up development of personalized medicine trials for children with neuroblastoma and other pediatric cancers. According to the American Cancer Society, about 650 children under the age of ...
NIH Director Calls for Rigorous Evaluation of Integrative Medicine to Provide Evidence of Efficacy
“Many new frontiers exist in integrative medicine,” NIH Director Francis Collins, MD, PhD, stated in his keynote address at the Eighth International Conference of the Society for Integrative Oncology (SIO) in Cleveland. “The evidence is overwhelming that these approaches are being used by many...
New System for Cervical Cancer Screening Approved
Hologic announced that the FDA has approved its Cervista HTA (high throughput automation) system for use with its previously approved Cervista human papillomavirus (HPV) HR test. The Company’s Cervista HTA system automates the DNA extraction and detection steps of the Hologic Cervista HPV HR test,...
Impact of p53 Status on Cancer Treatment Selection
Wild-type p53 emerges from a latent state and becomes stabilized and activated in response to genotoxic and cellular stress signals, resulting in the transcriptional modulation of multiple genes involved in regulating cell-cycle progression, senescence, and apoptosis. More than 50% of human tumors...
Oncologists Examine Promise vs Reality of Personalized Medicine
Personalized medicine: It’s a phrase that reverberates across all cancer meetings. “Matching the right drug to the right patient” will be accomplished, in the not too distant future, through genomic sequencing of the tumor and targeted, less toxic therapy. This much has been established—or has it?...
Epigenetic Therapy Shows Positive Results in Late-stage Lung Cancer
A small phase I/II clinical study from Johns Hopkins University in Baltimore found that epigenetic therapy with a combination of azacitidine (Vidaza) and entinostat (an investigational agent) produced responses in some patients with refractory advanced non–small cell lung cancer. The study results, ...
Combination of Oncolytic Virus and Chemotherapy Holds Promise in Glioblastoma
Glioblastoma remains a uniformly lethal disease. Both the alkylating agent temozolomide and oncolytic viruses (engineered to preferentially infect and kill cancer cells) hold promise in treatment of glioblastoma. The effects of combining the two and the mechanisms of their interaction on cancer...
Significant Differences in Genetic Characteristics of Primary Colorectal Cancer and Hepatic Metastases
Vermaat and colleagues from the University Medical Center Utrecht, Hubrecht Institute, Utrecht, The Netherlands, and Hoffman-La-Roche Inc./Genentech, Nutley, New Jersey, recently showed that there was significant genetic variation between individual primary colorectal cancer tumors and their...
Carfilzomib May Offer Advantages in Patients with Relapsed/Refractory Multiple Myeloma
Carfilzomib is an oral second-generation proteasome inhibitor with a mechanism of action that may increase efficacy and reduce adverse effects currently associated with proteasome inhibitor therapy. It is being investigated for use in multiple myeloma and select solid tumors, and the FDA has...
What Were the Take-home Messages from the 2012 Gastrointestinal Cancers Symposium?
Richard M. Goldberg, MD, of The Ohio State University Medical Center, chaired the steering committee of the 2012 Gastrointestinal Cancers Symposium in San Francisco, which attracted approximately 4,000 registrants who viewed data from some 700 scientific abstracts. The ASCO Post asked Dr. Goldberg...
Researchers Map Potential Genetic Origins, Pathways of Lung Cancer in Never-smokers
Findings from a small study on potential gene mutations and pathway alterations that could lead to lung cancer in never-smokers were presented in a poster at the American Association for Cancer Research–International Association for the Study of Lung Cancer Joint Conference on Molecular Origins of...
How I Work up the Patient with Thrombocytosis
Thrombocytosis is defined as a platelet count greater than 400 × 109/L. In routine clinical practice, thrombocytosis is much more likely to be reactive (> 80% of cases) than primary. Reactive thrombocytosis is usually associated with infections, inflammation, trauma, hemolysis, metastatic...
SIDEBAR: Genotype and Treatment Outcomes
At the 2011 San Antonio Breast Cancer Symposium, Joyce O’Shaughnessy, MD, described how the genetic profiles of 12 patients with metastatic triple-negative breast were used to guide treatment for metastatic disease Patient #10 was a 59-year-old African-American woman with primary...
Next-generation Sequencing in Metastatic Triple-negative Breast Cancer Yields Rewards
The startling molecular heterogeneity of metastatic triple-negative breast cancer is now obvious and helps to explain the poor outcomes observed in this patient subset. Comprehensive genomic and transcriptomic interrogation of metastatic triple-negative breast cancer is elucidating the molecular...
New Assays, Surveillance Techniques Reported for GI Malignancies
Two studies highlighted in press conferences and one presented during an invited lecture at the 2012 Gastrointestinal Cancers Symposium, held recently in San Francisco, suggest that early detection of pancreatic, esophageal, and colorectal cancers could soon improve. Enzyme Immunoassay Spots...
Important News Briefs: New Data Reported in Prostate, Bladder, and Kidney Cancers
The recent 2012 Genitourinary Cancers Symposium featured a wealth of presentations on prostate, bladder, kidney, and other genitourinary cancers. Brief summaries of some of the oral and poster sessions are presented. Exercise and Recurrence Vigorous exercise has been shown to reduce cancer...
Targeted Mutations in ATR Pathway and Implications for Combination Strategies
Many chemotherapy agents work by causing DNA strand breaks or accumulation of DNA replication intermediates. ATR (ataxia-telangiectasia mutated and Rad 3-related protein) is a potential target for combination drug strategies, because signaling of this protein in response to such altered DNA...
Targeted Massively Parallel Sequencing Identifies Clinically Relevant Alterations in Cancer Genes
Systematic methods for profiling tumor genomic alterations remain underdeveloped, with current clinical profiling usually being confined to identification of limited numbers of oncogene point mutations. At present, there is no systematic technique for interrogating tumor samples in situ for a...
Cancer Informatics: A Future Necessity, but Challenges Abound
The National Cancer Policy Forum of the Institute of Medicine (IOM) recently convened a workshop on cancer informatics to examine and discuss needs and challenges facing biomedical researchers, which will in turn affect the way oncology is practiced in the future. “This is a time of huge scientific ...
Institute of Medicine Report on Omics-based Testing Bolsters ASCO’s Blueprint for Transforming Cancer Research
A recent report by the Institute of Medicine (IOM) addresses elements that ASCO has stated are necessary for transforming the therapeutic development and clinical trial processes. In March, the IOM released the report “Evolution of Translational Omics: Lessons Learned and the Path Forward,” which...
Novel Agents and Genomic Sequencing Show Promise in Improving Multiple Myeloma Management
For over 30 years, Kenneth C. Anderson, MD, Kraft Family Professor of Medicine at Harvard Medical School and Director of the Jerome Lipper Multiple Myeloma Center and LeBow Institute for Myeloma Therapeutics at Dana-Farber Cancer Institute in Boston, has focused his translational research on B-cell ...
Automated HER2 Immunohistochemical System Approved
Leica Biosystems, a division of Leica Microsystems, announced that it has received premarket approval from the FDA for its Bond Oracle HER2 IHC System, a semi-quantitative immunohistochemical assay to determine human epidermal growth factor receptor 2 oncoprotein status in formalin-fixed,...
Scoring System Based on DNA Repair Pathways Predicts Outcomes and Response to Platinum Therapy
A potentially important tool to identify patients with advanced-stage ovarian cancer likely to benefit from platinum-based chemotherapy and redirect those with poor predicted outcomes to alternative treatments was developed using gene-expression data and validated in two independent datasets. While ...
Anti-EpCAM Antibody-Drug Conjugate Shows High Activity against Pancreatic Cancer
Human epithelial cell adhesion molecule (EpCAM) is overexpressed in many cancers. Although anti-EpCAM antibodies have shown promise in preclinical studies, early-phase clinical evaluation of these antibodies has been disappointing. To determine whether the antitumor activity of anti-EpCAM antibody...
Risk Stratification and Targeted Therapy, Abetted by Collaboration, Improve Outcomes for Children with Cancer
Outcomes for children with cancer have “improved over the course of the years incrementally, mostly not from the development of new drugs, because virtually all the drugs that we use now in leukemia were available in the 1970s. It is really through better understanding of the heterogeneity of the...
Decoding the Genetic Blueprint of Cancer Cells: Findings in Multiple Myeloma and Breast Cancer
Advances in next-generation DNA sequencing technologies are allowing scientists to decipher the whole genome or whole exome (ie, the coding region of the genome) of cancer specimens more quickly and inexpensively than ever before. And the results are revealing genes that had not previously been...
Single Nucleotide Polymorphisms Predict Severe Toxicity of Adjuvant Therapy in Colorectal Cancer
Oxaliplatin/fluoropyrimidine–based adjuvant therapy is of benefit in patients with resected stage II/III colon cancer, but the ability to predict risk of toxicity could improve care by permitting individualization of treatment. Ana Custodio, MD, and colleagues from GEMCAD (Grupo Español...
Understanding and Managing Pseudoprogression in Glioblastoma Patients
Pearls in Neuro-oncology is guest edited by Tracy Batchelor, MD, Director, Division of Neuro-Oncology, Massachusetts General Hospital Cancer Center, and Professor of Neurology, Harvard Medical School, Boston. The series is intended to provide the practicing oncologist with guidance in managing...
Enzalutamide Gets Priority Review for Castrate-resistant Prostate Cancer
Medivation, Inc, and Astellas Pharma, Inc, announced that the FDA has accepted for filing the New Drug Application (NDA) for enzalutamide (formerly MDV3100) for the potential treatment of men with castration-resistant prostate cancer previously treated with docetaxel-based chemotherapy and granted...
Supportive Care Research Runs the Gamut from Genetic Markers of Treatment Side Effects to Neuropathic Pain Therapies
Attendees from around the world gathered for the Multinational Association for Supportive Care in Cancer/International Society of Oral Oncology (MASCC/ISOO) International Symposium on Supportive Care in Cancer, held June 28–30 in New York. Below are highlights from the meeting, representing...
Preclinical Research Finds Gene that Permanently Stops Cancer Cell Proliferation
Researchers at Case Western Reserve University School of Medicine, Cleveland, have discovered a mutant form of the gene Chk1 that when expressed in cancer cells, permanently stopped their proliferation and caused cell death without the addition of any chemotherapeutic drugs.1 This study illustrates ...
Evolutionary Pathways in BRCA1-associated Breast Tumors
BRCA1 germline mutations are associated with elevated risk of breast and ovarian cancers, and somatic loss of the wild-type BRCA1 allele has been thought to be a rate-limiting initiating step in tumor development. BRCA1-associated breast tumors acquire additional somatic alterations during...
Anticancer Effect of Diabetes Drug Metformin
Retrospective analyses have indicated that the antidiabetic agent metformin may be associated with a quite substantial reduction in risk of cancers. There is evidence that the anticancer effects of metformin are related to inhibition of the growth of certain cancers via activation of AMP kinase...
Novel Drugs Enhance—but Complicate—Prostate Cancer Treatment
Three emerging agents for castration-resistant prostate cancer are extending lives and defining their roles in the treatment scenario, according to William Oh, MD, of Mount Sinai School of Medicine, New York, who commented on new data at the Best of ASCO Boston meeting. “We are talking about...
SIDEBAR: Is Microsatellite Instability Status also Predictive in Stage II Disease?
“Microsatellite instability status is a validated prognostic marker in stage II colorectal cancer. It is the strongest prognostic marker we have in that group,” Dr. Overman commented. “The fact is that we should be getting this [test] consistently to help us make this discussion [of prognosis]...
Paclitaxel Poliglumex Gets Orphan Drug Designation for Glioblastoma Multiforme
Cell Therapeutics, Inc, recently announced that paclitaxel poliglumex (OPAXIO) has been granted orphan drug designation by the FDA for the treatment of glioblastoma multiforme. Orphan designation was granted based on preliminary activity seen from phase II results of paclitaxel poliglumex when...
Antioxidant Supplementation in Patients with Cancer: Is It Safe and Effective?
Antioxidant supplements are widely used by healthy individuals as a preventive measure against cancer and heart disease and by patients with cancer to promote healing and prevent recurrence. Studies suggest that dietary supplements are used by up to 81% of cancer survivors, and that 14% to 32%...
Enzalutamide for Metastatic Castrate-resistant Prostate Cancer
In the Clinic provides overviews of novel oncology agents, addressing indications, mechanisms, administration recommendations, safety profiles, and other essential information needed for the appropriate clinical use of these drugs. Indication In August 31, enzalutamide (Xtandi) was approved for the ...
Hormonal Therapy with Enzalutamide Increases Survival in Castrate-resistant Prostate Cancer after Chemotherapy
The androgen receptor–signaling inhibitor enzalutamide (Xtandi) is reported to differ from conventional antiandrogen agents in that it inhibits androgen receptor nuclear translocation, DNA binding, and coactivator recruitment, has a greater affinity for the androgen receptor, and induces tumor...
Cognitive Impairment in Patients with Cancer
Cancer therapy, including radiation and chemotherapy, can be harmful to multiple organ systems. The central nervous system (CNS) has generally been considered less vulnerable to the toxic effects of cancer therapy. However, the use of more aggressive treatment modalities combined with prolonged...
Viral Infection and Liver Cancer: A Global Health Crisis
It is estimated that at least 15% of all cancers worldwide can be attributed to infectious etiologies, mostly viral infections. At this year’s ASCO Annual Meeting, an intriguing session on virally induced cancers provided critical clues that could be of real practical value in advancing our battle...
Developments in Hematologic Cancers Include New Considerations in Treating Challenging Leukemias and Multiple Myelomas
Speakers at the National Comprehensive Cancer Network (NCCN) 7th Annual Congress on Hematologic Malignancies reviewed the current standard of care for various hematologic cancers and explored new concepts in treatment. Below are highlights from presentations on chronic myelogenous leukemia (CML),...
