Roughly 10-15% of individuals with metastatic castration-resistant prostate cancer (CRPC) eventually develop neuroendocrine prostate cancer (NEPC), a challenging cancer subtype. This transformation is marked by a change from androgen-dependent cancer cells to those that no longer respond to androgens. Diagnosing NEPC typically involves a biopsy from a metastatic tumor, but this can be uncertain due to timing issues and the heterogeneous nature of metastatic tumors. Now, researchers have developed a blood test that can reliably detect NEPC and differentiate it from CRPC-adenocarcinoma (CRPC-adeno). In previous research, an international team of researchers from Dana-Farber Cancer Institute (Boston, MA, USA and the University of Trento (Trento, Italy) examined biopsy tissue samples to identify genetic and epigenetic shifts accompanying this shift from cancer cells that are dependent on hormones called androgens to cancer cells that no longer even recognize androgens. They discovered distinctive genome-wide epigenetic alterations, particularly in DNA methylation, that differentiate CRPC-adeno ...
Early detection, diagnosis, and treatment can significantly improve the survival and quality of life of cancer patients. Tumors continuously release fragmented genomic DNA into the bloodstream, although existing testing methods may find the signal too weak to be picked up in the early stages. Now, a revolutionary multi-cancer early detection solution leverages highly sensitive multi-omics technology to detect early cancer signals as well as predict the tissue of origin (TOO). Geneseeq Technology Inc.’s (Toronto, Canada) CanScan multi-cancer early detection solution is designed to enhance the early detection, diagnosis, and treatment of various cancers. This innovative solution harnesses the power of low-depth whole-genome sequencing (WGS) applied to circulating cell-free DNA (cfDNA) from a single tube of peripheral blood. It efficiently extracts genetic and fragmentomic features to identify early cancer signals with a high specificity of 99% and accurately predicts the TOO of cancers, thereby informing subsequent diagnostic and treatment strategies. Particularly ...
Though GSK divested much of its oncology assets to Novartis in 2015, the company has built it back through a internal R&D and business development deals. GSK Senior Vice President, Global Head of Oncology, R&D Hesham Abdullah explained the company’s evolving cancer strategy in an interview during the J.P. Morgan Healthcare Conference in San Francisco. By FRANK VINLUAN GSK committed $270 million up front in recent months to gain access to early-stage assets in the class of cancer therapies known as antibody drug conjugates, or ADCs. The deals are part of a broad industry to acquire assets in this therapeutic modality, GSK’s top cancer executive Hesham Abdullah acknowledges. But for GSK, the deals are just one part of an evolving oncology strategy. The strategy has been years in the making. In 2015, GSK divested its oncology business, which Novartis acquired for $16 billion. Abdullah, who is GSK’s senior vice president, ...
While some Merck & Co. investors may still get the heebie-jeebies when thinking about Keytruda’s patent cliff in 2028, but the company’s CEO Rob Davis now thinks “it’s just another year.” Make no mistake, given Keytruda’s size, an overall business decline will likely still hit. But Merck is focused on making “the hill to dip as small as possible and the return to growth as fast as possible,” Davis said Monday at the 2024 annual J.P. Morgan Healthcare Conference. Davis and Merck Research Laboratories President Dean Li, M.D., Ph.D., pointed to the breadth of Merck’s portfolio across oncology, infectious disease, cardiometabolic, immunology and neuroscience to explain Merck’s potential for growth. “I know that the conversation continues to be about Keytruda and 2028,” Davis said. “But increasingly, we’re not focused on 2028. 2028, it’s just another year, it’s just another point. We’re focused on 2030 to 2040.” At last year’s J.P. ...
Cancer, particularly lung cancer driven by pollution and smoking, is expected to increasingly afflict populations in low- and middle-income countries. To catch lung cancer at its earliest and most treatable stages, it’s recommended that heavy smokers over 50 years get annual CT scans. Yet, many in this demographic do not undergo these scans, and the high rate of false positives from the scans can lead to unwarranted and invasive follow-up tests. Now, a breakthrough diagnostic method that combines inhaling nanoparticle sensors with a simple urine test can detect the presence of a tumor. This innovative approach, which could potentially replace or complement low-dose computed tomography (CT) scans, could be especially promising for regions with limited access to CT technology. Developed by the Massachusetts Institute of Technology (MIT, Cambridge, MA, USA), this new technology is the culmination of a decade’s work on nanosensors aimed at cancer and other diseases diagnosis. These ...
Pharmaceutical Executive Editorial Staff Rinatabart sesutecan (Rina-S; PRO1184) is under evaluation for the treatment of patients with FRα-expressing high-grade serous or endometrioid platinum-resistant ovarian cancer. The FDA has granted Fast Track designation to ProfoundBio’s rinatabart sesutecan (Rina-S; PRO1184) to treat patients with FRα-expressing high-grade serous or endometrioid platinum-resistant ovarian cancer.1 The novel folate receptor alpha (FRα)–targeted antibody-drug conjugate (ADC) is comprised of an FRα-directed antibody linked to sesutecan, which is an investigational, cleavable hydrophilic linker, and the topoisomerase 1 inhibitor payload exatecan. “Our receipt of Fast Track designation from the FDA underscores our belief in the tremendous promise of Rina-S as a potential best-in-class FRα ADC to address the significant need for improved treatment options for advanced ovarian cancer,” said Naomi Hunder, chief medical officer of ProfoundBio, in a press release.1 “FRα is a highly prevalent antigen in ovarian cancer and Rina-S has shown encouraging antitumor activity and tolerability in ...
Johnson & Johnson’s acquisition of antibody drug conjugate developer Ambrx Biopharma comes as Novartis and Merck also unveiled M&A deals on the first day of the J.P. Morgan Healthcare conference. In a report, the investment bank said big pharmas are looking for deals involving de-risked assets. By FRANK VINLUAN Big pharmaceutical companies splashed out big bucks in 2023 to acquire or license antibody drug conjugates, or ADCs. The trend is continuing into the new year with Johnson & Johnson reaching a $2 billion deal to acquire clinical-stage Ambrx Biopharma. According to deal terms announced Monday, J&J will pay $28 cash for each Ambrx share, which is a 105% premium to the biotech’s closing stock price on Friday. In other biopharma deal announcements, Merck is paying $680 million to acquire Harpoon Therapeutics, a developer of targeted cancer therapies, and Novartis is buying autoimmune disease drug developer Calypso Biotech for $250 ...
San Francisco—Nearly all top cancer drugmakers have struck deals in the sizzling antibody-drug conjugate field—but not Novartis. On Monday, the Swiss pharma’s CEO Vas Narasimhan explained how he’s resisted the temptation. The answer is radioligand therapies, Narasimhan said Monday during the 2024 J.P. Morgan Healthcare Conference in response to a question from Fierce Pharma. “We have a long history within research of ADCs, but we have not been successful,” Narasimhan said. “To be clear, part of our focus strategy is looking at places where we think we can create long-term sustainable leadership. And we are investing in radioligand therapies.” ADCs and radioligand therapies are similar in that both technologies act as guided missiles. For ADCs, the guiding force is an antibody, and the cancer-killing payload is a chemotherapy. A radioligand therapy uses a ligand to target cancer cells and kills them with a therapeutic radioisotope. Radiotherapies may have a safety ...
Recently, a phase II, non-randomized study of brain radiotherapy combined with pyrrolitinib and capecitabine for the treatment of brain metastasis in HER2-positive breast cancer (BROPTIMA study) was published online in JAMA Oncology, an authoritative international oncology journal (IF: 28.4). Prof. Guo Xiaomao and Prof. Yu Xiaoli of the Affiliated Cancer Hospital of Fudan University are the co-corresponding authors of this article, and Prof. Yang Zhaozhi and Prof. Meng Jin are the co-authors. The results of this study showed that the one-year central nervous system-progression-free survival (CNS-PFS) rate for combination therapy reached 74.9%, with a median CNS-PFS of up to 18 months and a central nervous system-objective remission rate (CNS-ORR) of 85%. In terms of safety, with a median follow-up of 17.3 months, the neurological status of most patients remained stable. This is the first prospective clinical study exploring pyrrolitinib in combination with brain radiotherapy for the treatment of patients with ...
CG Oncology’s main asset is cretostimogene, an oncolytic virus in late-stage development as a treatment for advanced bladder cancer. The IPO filing follow the report of interim efficacy data showing a 75% complete response rate. By FRANK VINLUAN When bladder cancer does not respond to the current standard of care therapy, the next treatment option is surgery to completely remove the bladder. CG Oncology aims to give patients another choice. The biotech has reached late-stage development with an oncolytic virus and it’s now looking to the public markets to finance clinical testing. Irvine, California-based CG has not yet set financial terms for the planned offering, outlined in paperwork filed with the Securities and Exchange Commission this past week. IPO research firm Renaissance Capital estimates the stock offering could raise up to $100 million. CG has applied for a Nasdaq listing under the stock symbol “CGON.” CG is developing treatments for ...
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