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Antoni Ribas, MD, PhD, on Solid Tumors: Safety and Efficacy of TCR T-Cell Therapy
Antoni Ribas, MD, PhD, of the University of California, Los Angeles, discusses a phase I study that used CRISPR gene editing to simultaneously “knock out” endogenous T-cell receptors and replace them with personalized neoantigen T-cell receptors in patients with solid tumors. The edited TCR T-cell...
Bernd Kasper, MD, PhD, on Desmoid Tumors: Results on Nirogacestat vs Placebo
Bernd Kasper, MD, PhD, of Germany’s Mannheim Cancer Center, discusses phase III data from the DeFi trial, the largest study conducted to date for patients with desmoid tumors. The trial showed that the gamma secretase inhibitor nirogacestat demonstrated improvements in all primary and secondary...
Timothy A. Yap, MBBS, PhD, on Advanced Solid Tumors With DNA Damage Response Defects: Early Data on Elimusertib
Timothy A. Yap, MBBS, PhD, of The University of Texas MD Anderson Cancer Center, discusses results from a phase Ib expansion trial of the safety and efficacy of the oral ataxia telangiectasia and Rad3-related (ATR) inhibitor elimusertib in advanced solid tumors with DNA damage response defects....
Josh Neman, PhD, on Brain Metastasis: A Neuroscience Perspective
Josh Neman, PhD, of the Keck School of Medicine, University of Southern California, discusses the distribution of brain metastasis to preferential brain regions that vary according to cancer subtype, how neurotransmitters respond, and the ways in which the central nervous system acclimates...
John B.A.G. Haanen, MD, PhD, on Solid Tumors: Early Study Results on CAR T Cells and the CARVac Vaccine Strategy
John B.A.G. Haanen, MD, PhD, of the Netherlands Cancer Institute, discusses findings from a phase I study designed to test the safety and efficacy of the CARVac (CAR-T cell-amplifying RNA vaccine) strategy to overcome poor CAR T-cell stimulation and responses in patients with CLDN6-positive...
Alfredo Berruti, MD, on Adrenocortical Carcinoma: Preliminary Study Results With Adjuvant Mitotane
Alfredo Berruti, MD, of Italy’s University of Brescia, discusses the first study to give adjuvant mitotane to patients with adrenocortical carcinoma, a rare disease with a high risk of relapse after radical surgery. Although theoretically this treatment may be clinically worthwhile, the findings...
Hielke-Martijn de Vries, MD, on Penile Cancer: New Data on Atezolizumab and Radiotherapy
Hielke-Martijn de Vries, MD, of the Netherlands Cancer Institute, discusses phase II findings on the use of atezolizumab with or without radiotherapy for patients with advanced squamous cell carcinoma of the penis. The study was designed to address the poor prognosis for this disease by exploring...
Mehmet Altan, MD, on Solid Tumors: Interim Safety and Efficacy Results on NKTR-255 Plus Cetuximab
Mehmet Altan, MD, of The University of Texas MD Anderson Cancer Center, discusses findings from a phase Ib dose-escalation study, which showed early evidence of activity for NKTR-255, an investigational IL-15 receptor agonist, plus cetuximab in patients with solid tumors. Treatment appeared to lead ...
Kim A. Reiss, MD, on HER2-Overexpressing Solid Tumors: First-in-Human Study of Anti-HER2 CAR Macrophages
Kim A. Reiss, MD, of the University of Pennsylvania, discusses results of a phase I trial of a CAR-M engineered macrophage cancer therapy, known as CT-0508, for patients with solid tumors that overexpress HER2. CAR-M, designed to exploit the natural role of macrophages to initiate an antitumor...
Aadel A. Chaudhuri, MD, PhD, on Personalizing Treatment for Oligometastatic Cancer
Aadel A. Chaudhuri, MD, PhD, of Washington University School of Medicine in St. Louis, discusses circulating tumor DNA, which has the potential to better personalize treatment for patients with oligometastatic cancer and help clinicians determine whether to offer systemic therapy alone or...
Robert A. Olson, MD, on Oligometastases: New Data on Stereotactic Ablative Radiotherapy
Robert A. Olson, MD, of the University of British Columbia, discusses phase II findings from the SABR-5 trial on stereotactic ablative radiotherapy for up to five oligometastases. Although toxicity of liver and adrenal metastases warrants caution, the trial seemed to show that this type of...
Carey K. Anders, MD, on Brain Metastases: Integrating Immunotherapy Into Clinical Care
Carey K. Anders, MD, of the Duke Cancer Center, discusses the ways in which treatment of brain metastases arising from solid tumors has moved into a new era of patient care and how the field may advance.
Vivek Subbiah, MD, on RET Fusion–Positive Cancers: Efficacy of Selpercatinib
Vivek Subbiah, MD, of The University of Texas MD Anderson Cancer Center, discusses data on selpercatinib that showed promising activity across a variety of RET fusion–positive cancers, including treatment-refractory gastrointestinal malignancies. This analysis highlights the need for genomic...
Prasad S. Adusumilli, MD, on Cell Therapy for Solid Tumors
Prasad S. Adusumilli, MD, of Memorial Sloan Kettering Cancer Center, discusses ongoing CAR T-cell therapy clinical trials for solid tumors, the key determinants of success for developing this treatment, and some study results to date (Abstract PL03.05).
Thierry André, MD, on Mismatch Repair–Deficient Solid Cancers: Safety and Efficacy of Dostarlimab
Thierry André, MD, of Hôpital Saint-Antoine, discusses results from the GARNET study, which showed that dostarlimab, an anti–PD-1 antibody, demonstrated durable antitumor activity in patients with mismatch repair–deficient colorectal and noncolorectal solid tumors. No new safety signals were...
Nickolas Papadopoulos, PhD, on Liquid Biopsy to Screen for Multiple Cancer Types
Nickolas Papadopoulos, PhD, of Johns Hopkins Medicine, discusses a first-of-its-kind prospective study that evaluated a screening blood test in more than 10,000 older women with no history of cancer. The test, called DETECT-A, identified 10 different cancer types, 65% of which were early-stage...
Ryan J. Sullivan, MD, on Advanced Solid Tumors: Antitumor Activity With COM701 Plus Nivolumab
Ryan J. Sullivan, MD, of Massachusetts General Hospital Cancer Center, discusses early results on COM701, a first-in-class immune checkpoint inhibitor, which showed preliminary antitumor activity as a monotherapy and in combination with nivolumab in a variety of heavily pretreated patients with...
Hope S. Rugo, MD, on Talazoparib for Advanced Solid Tumors: Reduced Hospitalization and Supportive Care
Hope S. Rugo, MD, of the University of California, San Francisco, discusses an integrated analysis of five clinical trials, in phases I through III, for a variety of advanced cancers. Findings show that patients treated with talazoparib monotherapy had lower hospitalization rates (compared to those ...
Alejandra Méndez Romero, MD, PhD, on Liver Metastases: Dutch-Belgian Registry of Stereotactic Body Radiation
Alejandra Méndez Romero, MD, PhD, of Erasmus University Medical Center, discusses findings that show high local control rates with stereotactic body radiation for patients in this large published series, most of whom had colorectal cancer (Abstract 230).
Daniel M. Trifiletti, MD, on Optimizing Whole-Brain Radiotherapy Dose and Fractionation for Patients With Brain Metastases
Daniel M. Trifiletti, MD, of the Mayo Clinic, discusses study findings showing that, between two different radiation doses (30 Gy/10 fractions vs 37.5 Gy/15 fractions), there was no difference in the time to cognitive failure, tumor control, or overall survival for patients with brain metastases...
T-Cell Receptor Gene Therapy in HPV-Associated Epithelial Cancers
In a first-in-human phase I/II study reported in the Journal of Clinical Oncology, Doran et al found that autologous genetically engineered T cells expressing a T-cell receptor directed against the human papillomavirus (HPV)16 E6 oncoprotein were capable of inducing tumor regression in metastatic,...
Relapse of Nonseminomatous Germ Cell Tumors During Active Surveillance
In a single-institution study reported in the Journal of Clinical Oncology, Hamilton et al found that relapses of clinical stage I nonseminomatous germ cell tumors (NSGCT) during postorchiectomy active surveillance most frequently occurred in the retroperitoneum and were cured by single-modality...
Pazopanib or Methotrexate/Vinblastine in Progressive Desmoid Tumors
In the French Sarcoma Group noncomparative phase II DESMOPAZ trial reported in The Lancet Oncology, Toulmonde et al found that the oral vascular endothelial growth factor (VEGF) receptor inhibitor pazopanib was active in adult patients with progressive desmoid tumors. As noted by the investigators, ...
Comparison of Biomarker Assay Types in Predicting Response to Anti–PD-1/PD-L1 Treatment
In a systematic review and meta-analysis reported in JAMA Oncology, Lu et al found that multiplex immunohistochemistry/immunofluorescence (mIHC/IF) assays appeared to have greater accuracy vs other types of assays in predicting response to anti–programmed cell death protein 1/programmed cell...
Cell-Free DNA Sequencing Highly Concordant With Tissue-Based Testing in the Detection of Microsatellite Instability Status
Microsatellite instability (MSI) is an important predictive biomarker of response to immune checkpoint blockade in solid cancers. However, despite recommendations by clinical practice guidelines, MSI is often not assessed, usually due to tissue insufficiency, unavailability, or infeasibility....
Tumor-Associated Antigen Cytotoxic T Cells in Relapsed or Refractory Solid Tumors
In a phase I trial reported in the Journal of Clinical Oncology, Hont et al found that treatment of relapsed or refractory solid tumors with ex vivo expanded autologous multiantigen-associated specific cytotoxic T cells—or, tumor-associated antigen cytotoxic T cells—was safe and showed...
FDA Approves Pexidartinib for Tenosynovial Giant Cell Tumor
On August 2, the U.S. Food and Drug Administration (FDA) granted approval to pexidartinib (Turalio) capsules for the treatment of adult patients with symptomatic tenosynovial giant cell tumor (TGCT) associated with severe morbidity or functional limitations and not responsive to improvement with...
FDA Pipeline: Breakthrough Therapy for Melanoma, Investigational New Drug for Advanced Solid Tumors
This week, the U.S. Food and Drug Administration (FDA) granted Breakthrough Therapy designation to bempegaldesleukin in combination with nivolumab for advanced melanoma and cleared an investigational new drug application for a phase I trial of SB 11285 in advanced solid tumors. Breakthrough...
Receipt of Radioactive Iodine Treatment for Differentiated Thyroid Cancer and Perception of Patient Choice
In a study reported in the Journal of Clinical Oncology, Wallner et al found that many patients with differentiated thyroid cancer reported feeling they had no choice in receipt of radioactive iodine treatment. As stated by the investigators, “For many patients with differentiated thyroid...
Subtypes of Pancreatic Neuroendocrine Tumors and Effect on Disease Recurrence
Researchers have discovered two distinct subtypes of pancreatic neuroendocrine tumors (pNETs) associated with different risks of recurrence following surgical treatment. The finding could yield predictive tests while focusing vigilant follow-up monitoring on patients with pNETs that have a higher...
SNMMI 2019: Vest to Personalize Lu-177 Dotatate Therapy for Neuroendocrine Tumors
Researchers at the University of Washington are developing a user-friendly vest with technology that collects data to tailor personalized therapy for patients with metastatic, somatostatin receptor 2–positive neuroendocrine tumors (NETs). Their study was presented at the 2019 Annual Meeting...
Pexidartinib for Advanced Tenosynovial Giant Cell Tumors
In the phase III ENLIVEN trial reported in The Lancet, Tap et al found that the colony-stimulating factor 1 inhibitor pexidartinib produced responses in patients with advanced tenosynovial giant cell tumors (TGCTs) not amenable to surgical resection. Study Details In the double-blind portion of...
SNMMI 2019: Peptide Receptor Radionuclide Therapy May Be Effective in High-Grade Neuroendocrine Neoplasms
Peptide receptor radionuclide therapy (PRRT) has been shown to be safe and effective for patients with grade 3 neuroendocrine neoplasms, according to research presented at the 2019 Annual Meeting of the Society of Nuclear Medicine and Molecular Imaging (SNMMI) and published by Zhang et al in The...
Presence of Teratoma and Disease-Related Death in Advanced Germ Cell Tumors
In a single-center retrospective analysis reported in the Journal of Clinical Oncology, Funt et al found that the presence of teratoma in advanced nonseminomatous germ cell tumors was associated with a greater risk for disease-related death. The study was a retrospective review of primary tumor...
FDA Pipeline: Applications Accepted in Gynecologic Cancers, Targeted Therapies
Recently, the U.S. Food and Drug Administration (FDA) accepted a new drug application for niraparib in the treatment of certain pretreated gynecologic cancers; granted Fast Track designation to a T-cell product; accepted investigational new drug applications for a myelopreservation agent and an...
Hani M. Babiker, MD, on Tumor Treating Fields: A Different Approach to Therapy
Hani M. Babiker, MD, of the The University of Arizona, discusses an emerging treatment that inhibits the mitotic spindle and disrupts tumor cell growth. The method has been approved by the FDA to treat some cancers and data show improved progression-free and overall survival (Abstracts 2055, 8551,...
Christopher Sweeney, MBBS, and Ian D. Davis, MBBS, PhD, on ANZUP: Taking a Multidisciplinary Approach to Prostate, Kidney, Bladder, Testicular, and Penile Cancers
Christopher Sweeney, MBBS, of Dana-Farber Cancer Institute, and Ian D. Davis, MBBS, PhD, of Monash University and Eastern Health, discuss the Australian and New Zealand Urogenital and Prostate Cancer Trials Group, working globally to speed clinical research in and treatment of urogenital cancers.
2019 ASCO: Study Finds Proton Therapy Reduces Adverse Events, Results in Similar Survival vs Photon Therapy
In a trial presented by Baumann et al at the 2019 ASCO Annual Meeting (Abstract 6521), patients with locally advanced cancer treated with proton chemoradiotherapy instead of traditional photon chemoradiotherapy were at a lower risk of experiencing side effects. However, cure rates were almost...
Brian C. Baumann, MD, on Locally Advanced Cancer: Proton vs Photon Therapy
Brian C. Baumann, MD, of Washington University School of Medicine, discusses study findings that showed, for adults with locally advanced cancer across five different disease sites, proton chemoradiotherapy was associated with significantly reduced acute adverse events, with no difference in...
Sarah Abou Alaiwi, MD, and Toni K. Choueiri, MD, on Checkpoint Inhibitors: Overall Survival and Polybromo-Associated Mutations
Toni K. Choueiri, MD, and Sarah Abou Alaiwi, MD, both of Dana-Farber Cancer Institute, discuss the association of polybromo-associated BAF-type mutations with overall survival in patients with different solid tumors treated with checkpoint inhibitors (Abstract 103).
FDA Pipeline: Designations in Myeloma, Adenoid Cystic Carcinoma, and Kaposi Sarcoma, Plus ODAC Votes
This week, the U.S. Food and Drug Administration granted designations in relapsed or refractory multiple myeloma, adenoid cystic carcinoma, and Kaposi sarcoma; and the FDA’s Oncologic Drugs Advisory Committee (ODAC) held votes on treatments for tenosynovial giant cell tumor and acute...
2019 ASCO: Nearly One-Quarter of Participants in the Pediatric MATCH Trial Have an Actionable Molecular Alteration
A study investigating the frequency of targetable molecular alterations in pediatric cancer among patients enrolled in the National Cancer Institute–Children’s Oncology Group Pediatric Molecular Analysis for Therapy Choice (MATCH) trial has found that about one-quarter of patients with...
AUA Releases New Clinical Guideline for Diagnosis and Treatment of Early-Stage Testicular Cancer
Recently, the American Urological Association (AUA) released a new clinical guideline on the diagnosis and treatment of early-stage testicular cancer. Testicular cancer is the most common cancer among men ages 20 to 40. Although it is a less common form of cancer, about 9,600 American men...
FDA Pipeline: Designations in Triple-Negative Breast Cancer, ctDNA Detection
This week, the U.S. Food and Drug Administration (FDA) granted a Fast Track designation to a treatment for CCR5-positive metastatic triple-negative breast cancer; granted Breakthrough Device designation to a test for the postsurgical detection and quantification of circulating tumor DNA (ctDNA);...
PRRT Shows Long-Term Effectiveness in Malignant Neuroendocrine Tumors
A 12-year retrospective clinical study of patients who received peptide receptor radionuclide therapy (PRRT) for malignant neuroendocrine tumors demonstrated the long-term effectiveness of this treatment, which also allows patients to maintain a high quality of life. The study was published by...
FDA Pipeline: Applications and Designations in Prostate Cancer, Leukemia, and HER2-Positive Cancers
In the past 2 weeks, the U.S. Food and Drug Administration (FDA) accepted a new drug application and granted Priority Review for a prostate cancer treatment, granted Orphan Drug designation to a treatment for acute lymphoblastic leukemia, accepted an investigational new drug application for a...
SABR-COMET: Stereotactic Ablative Radiotherapy vs Standard Palliative Treatment in Oligometastatic Cancers
Results of the phase II SABR-COMET trial reported by Palma et al in The Lancet indicate that stereotactic ablative radiotherapy (SABR) was associated with improved survival vs standard palliative treatment in patients with oligometastatic cancers, although it was also associated with...
NRG1 Gene Fusions Detected at Low Incidence Across Multiple Tumor Types
A consortium of researchers have completed an analysis of a new gene fusion they believe is responsible for the development of a wide spectrum of cancer types. According to the investigators, their studies show that errant gene fusions in neuregulin-1, or NRG1, which are present in about...
AACR 2019: Phase I Trial Evaluates LOXO-195 in Patients With NTRK-Positive Solid Tumors
The investigational anticancer therapeutic LOXO-195, which targets a family of proteins called tropomyosin receptor kinases (TRKs), was safe, tolerable, and showed signs of clinical activity in patients who had solid tumors that harbored NTRK gene fusions and had become resistant to other...
