Articles tagged with Chemotherapy
A Cancer Research UK-funded study found that less chemotherapy is as effective at controlling disease for elderly or frail patients with advanced stomach or oesophagus cancer. The study showed that lower doses of chemotherapy resulted in fewer side effects and improved quality of life.
A global study predicts a 53% rise in chemotherapy demand by 2040, with an estimated 15 million patients needing treatment annually. The study recommends expanding the chemotherapy workforce to 100,000 physicians by 2040 to deliver optimal treatment.
A recent clinical trial at the Stephenson Cancer Center found that patients with stage two, three, or four ovarian cancer can expect about 75 months of survival when their tumors are completely removed. The treatment regimen that caused fewer difficult side effects was just as effective as those with more severe side effects.
Researchers found that omitting chemotherapy in HER2 positive metastatic breast cancer can significantly shorten progression-free survival but not overall survival. The PERNETTA trial suggests that targeted therapy alone may be safe for patients with low-to-intermediate tumour burden.
A new multigene test called EndoPredict has been found to predict chemotherapy benefit in women with hormone receptor-positive, HER2-negative breast cancer. The test was successful in identifying patients who would benefit from chemotherapy and those who could opt out of the treatment.
Patients with advanced HER2-negative breast cancer treated with continuous chemotherapy showed improved survival rates and maintained quality of life compared to intermittent scheduling. The study also found that treatment holidays had a negative impact on physical quality of life scores, with a clinically meaningful decline at 24 months.
Researchers found that radiotherapy after chemotherapy improved survival in patients with large tumours, with a 7-10% survival benefit at three and five years. This trial suggests that radiotherapy should be considered for these patients to balance cure rates with toxic side effects.
A clinical trial has shown that targeted therapy tagraxofusp is effective in treating blastic plasmacytoid dendritic-cell neoplasm (BPDCN), a rare and aggressive blood cancer. The therapy, which targets the CD123 protein, has been approved by the FDA for use in BPDCN patients.
Researchers at Case Western Reserve University have made breakthroughs in identifying who will benefit from chemotherapy using artificial intelligence and radiomics. The studies focused on markers outside the tumor that can indicate treatment response, providing hope for personalized medicine and improved patient outcomes.
Triple negative breast cancer cells can temporarily turn on molecular pathways protecting them from chemotherapy, making them vulnerable to targeted therapy IACS-10759. This discovery offers a new treatment option for resistant TNBC patients.
Researchers have discovered that small molecule compounds can alter the spatial organization of the genome, potentially leading to new epigenetic cancer drugs. This breakthrough opens up a promising approach to treat cancer by changing the 3D genome structure.
Researchers have identified chromogranin A as a key regulator of cardiotoxic and antitumor activities of Doxorubicin, a widely used cancer drug. Monitoring plasma levels of CgA before and after chemotherapy may provide prognostic information on drug-related cardiotoxicity.
A USC study found that despite substantial media attention, most cancer drugs in shortage had little to no effect on chemotherapy treatment. Researchers analyzed over 2.4 million claims and found minimal change in treatment for the majority of oncology drugs during shortages.
A subgroup of patients with advanced BRCA- or PALB2-mutated pancreatic cancer showed sustained clinical responses to rucaparib, a PARP inhibitor. The treatment provided complete or partial responses and reduced tumor size in some instances.
Researchers found that rucaparib reduced tumor size and controlled growth in 17 out of 19 patients with BRCA1, BRCA2, or PALB2 mutations. The study provides promising early evidence for this approach as a less toxic option.
A Mayo Clinic study found that extended chemotherapy, a normal CA 19-9 tumor marker, and a dead tumor after surgery can significantly increase survival time for patients with advanced pancreatic cancer. The study achieved an average survival time of 58.8 months, or nearly five years.
Researchers at the University of California, Riverside found that surgery is associated with a 44% increased chance of survival for patients with HER2-positive stage 4 breast cancer. The study suggests that surgery should be considered as part of treatment, particularly for women with Medicare or private insurance.
A retrospective cohort study found that surgery was associated with a 44% increased chance of survival for women with HER2+ stage 4 breast cancer, especially those with Medicare or private insurance. The study also revealed disparities in healthcare access and outcomes due to race and socioeconomic factors.
Researchers at the University of Pennsylvania have developed a targeted drug gilteritinib that helps patients with relapsed or refractory acute myeloid leukemia live longer. The trial showed significant survival benefits and well-tolerated side effects, offering a new treatment option for high-risk patients.
A phase III clinical trial found gilteritinib superior to standard chemotherapy in improving overall survival for patients with relapsed or refractory AML harboring a FLT3 mutation. Gilteritinib's relatively low toxicity enables outpatient management, shifting the treatment paradigm.
Researchers found that tumor-associated macrophages release compounds that block the action of gemcitabine in malignant cells. The study suggests that patients with fewer macrophages in their tumors may respond better to chemotherapy. This discovery could lead to new approaches for treatment.
Researchers developed dual-complementary liposomes loaded with doxorubicin to target ICAM1 and EGFR receptors, achieving 40% reduction in tumor growth and no lung metastasis development. The treatment showed significantly improved survival without liver or kidney toxicity.
Researchers designed engineered ion-channels activated by low doses of varenicline to study cell activation and silencing in live animals. The new toolset, tested in mice and a monkey, showed promise for silencing neurons and inducing behavioral changes.
Researchers at Stanford University School of Medicine have discovered a method to forecast which breast cancer patients will experience heart problems from trastuzumab, a commonly used chemotherapy drug. A class of medications already approved by the FDA may mitigate these side effects.
Researchers have developed a system to target specific cells in the brain using an approved anti-smoking drug, varenicline. This technology, called chemogenetics, allows for precise modulation of neural activity, which could lead to more effective treatments for conditions like epilepsy and pain.
The NRG Oncology trial suggests adding docetaxel-based chemotherapy to standard treatment should be considered for men with high-risk prostate cancer. The study found improved overall survival, disease-free survival, and reduced rates of distant metastases.
A new experimental drug, 673A, targets and annihilates stem-like ovarian cancer cells that cause recurrence. The treatment, combined with chemotherapy, resulted in significantly greater survival rates in a mouse model of ovarian cancer.
Researchers from Osaka University developed a tiny DNA reader using microscopic probes and an electrical current to locate anticancer drug molecules. The technology successfully identified individual molecules in short DNA strands, pinpointing exact insertion sites of trifluridine.
Researchers have found no rebound of HIV in two patients who stopped taking their medication after receiving stem cell transplants, providing crucial insights into the potential mechanisms of cure. The transplanted donor cells had a gene defect that made it difficult for HIV to infect cells, offering new hope for developing a cure.
Researchers at UPMC and the University of Pittsburgh School of Medicine discovered genetic flags in 17% of tumors indicating susceptibility to existing chemotherapy drugs. The study's findings could lead to personalized treatment approaches for pancreatic cancer patients, increasing survival rates.
Despite the risks, many health care workers do not use recommended personal protective equipment when handling chemotherapy. A study from Michigan Medicine found that nurses who reported handling hazardous drugs had twice the risk of reproductive problems.
A study published in Annals of Oncology found that one course of chemotherapy or radiotherapy after surgery does not have a long-term effect on sperm count and concentration in men with early stage testicular cancer. Sperm number and concentration recovered in all groups up to five years after treatment.
A new study using PET scans has identified a biomarker that predicts which women with HER2-positive breast cancer may benefit from standalone HER2-targeted agents without chemotherapy. Researchers found that patients with low sugar levels on PET scans at two weeks after treatment had the potential to be spared chemotherapy, indicating ...
A new AI using Network Analysis has identified nausea as a central symptom impacting various networks of cancer symptoms during chemotherapy. This analysis could help plan treatment and manage symptoms for future patients.
Researchers at CNIC identified a very early marker of cardiac damage in patients undergoing anthracycline therapy, allowing for early diagnosis and potential prevention of irreversible damage. The discovery has implications for patient prognosis and may lead to new therapies based on mitochondrial transplantation.
Researchers conducted an extensive comparison of all drugs used in neuroendocrine tumor treatment, guiding physicians through available options. Combination therapies showed high efficacy, but were often underrepresented in international guidelines.
A new experimental antibiotic AN12855 has been shown to be more effective against tuberculosis than isoniazid, a decades-old drug. In mouse studies, the new drug demonstrated a much lower tendency to develop resistance and remained in tissues where Mycobacterium tuberculosis bacteria reside for longer, killing them more effectively.
Researchers have identified a therapy derived from parasitic worms that can downregulate proinflammatory pathways and reduce inflammation caused by chemotherapy. The treatment, IPSE, targets the source of inflammation, reversing damage to the bladder lining.
University of Alberta researchers have discovered a way to make chemotherapy more effective against cancer while blocking its harmful side effects on the heart. By stabilizing a specific metabolic protein, they were able to prevent heart damage and enhance tumor regression in preclinical mouse models.
Scientists have discovered how DNA topoisomerase II and CKII enzymes in fission yeast interact to promote cell growth, a mechanism that may be similar in human cancer cells. Inhibiting these enzymes could lead to new cancer treatments.
Researchers discovered how a metallodrug reaches cancer cells and attacks them efficiently. The molecule penetrates the cell membrane and targets essential organelles, leading to anticancer activity.
A study of 28,000 childhood cancer survivors found that exposure to different anthracycline chemotherapies results in variable long-term cardiovascular risk. Specifically, daunorubicin was associated with decreased cardiomyopathy risk compared to doxorubicin, while mitoxantrone appeared to have greater long-term cardiomyopathy risk.
A genetically modified virus injection into tumor has effectively treated almost 40 percent of patients with metastatic melanoma. The treatment, talimogene laherparepvec (TVEC), stimulates the immune system to attack cancer cells, leading to a complete local response rate of 39 percent in stage IIIB disease.
Researchers developed a virus-based therapy VCN-01 that targets retinoblastoma, a tumor affecting mainly children, by infecting cancer cells with a dysfunctional RB1 pathway. The treatment successfully replicated in tumor cells without causing systemic inflammation and extended time to enucleation compared to chemotherapy.
A study in the Journal of Antimicrobial Chemotherapy found that providing more information about how doctors prescribe drugs can reduce problems associated with overprescription. Between 2012 and 2017, there was a notable decrease of 14% in antibiotic prescriptions in England.
A new study led by St. Jude Children's Research Hospital found that high-risk leukemia patients did not experience improved long-term survival with bone marrow transplantation. Treatment guided by measuring minimal residual disease was associated with better outcomes, with 58% of patients becoming long-term survivors.
Researchers have identified two functional populations of hematopoietic stem cells: 'primed' and 'reserve', which act under normal conditions and during times of stress, respectively. The reserve cells are protected by N-cadherin+ bone-lining cells, which provide survival factors to support their function.
A team of researchers at the University of Zurich has determined the three-dimensional structure of the receptor that causes nausea and vomiting as a result of cancer chemotherapy. They found that effective drugs like EmendTM and AkynzeoTM alter the receptor's structure, allowing for long-lasting attachment and effective treatment.
Researchers have developed a 'drug sponge' that can absorb up to 64% of chemotherapy drugs from the bloodstream, potentially reducing toxic side effects. The technology uses an absorbent polymer coating on a 3D-printed cylinder inserted into a vein, which sops up excess drugs before they reach other organs.
Scientists have created a 3D-printed device that can absorb excess chemotherapy drugs from a patient's bloodstream before they spread to healthy cells. The device captured about 64% of doxorubicin, a commonly used chemotherapy drug, reducing the likelihood of side effects such as hair loss and nausea.
Researchers found that cigarette smoking was associated with poor response to cisplatin-based chemotherapy in muscle-invasive bladder cancer patients. Current smokers were also at a higher risk of cancer recurrence compared to former and never smokers, according to the study published in BJU International.
Researchers found that chemotherapy can induce tumors to release exosomes containing a protein that stimulates immune cells to attract cancerous cells, leading to metastasis. Neutralizing this protein or blocking immune cells may improve the efficacy and safety of neoadjuvant chemotherapy.
Researchers analyzed US population-based cancer registry data and found a significant increased risk of therapy-related myelodysplastic syndrome/acute myeloid leukemia after chemotherapy for most solid tumors. The risk was highest for certain types of cancer, such as lung, ovary, breast, and testis cancers.
The review examines chemotherapeutic drugs that bind to plasma proteins, such as cisplatin, 5-fluorouracil, and ruthenium-based compounds. These drugs interact with key plasma protease inhibitors, altering their function and inactivating them.
Researchers created a patient-specific tumor 'organoid' model to identify the most effective treatment for each tumor. The study successfully generated organoids for nine out of 12 patients, demonstrating the potential for personalized medicine.
The MYSTIC trial found that first line immunotherapy combination with durvalumab and tremelimumab does not improve overall survival in unselected patients with lung cancer. However, a subgroup of patients with high tumour mutational burden showed improved overall survival with the combination treatment.
Researchers at John Innes Centre discovered the two-step process by which catnip produces nepetalactone, a terpene that sends cats into ecstasy. This process may help recreate useful medicines, including vinblastine and vincristine, more efficiently.
A multigene test used in breast cancer treatment helps doctors decide on chemotherapy, improving prognosis and reducing unnecessary treatments. The study found that patients with high-risk tumors had a five-fold increased risk of metastases and lower disease-free survival rates without chemotherapy.
A phase III trial found that using circulating tumor cell count to guide treatment choice can lead to a significant gain in overall survival. Patients with estrogen receptor-positive, HER2-negative metastatic breast cancer who received chemotherapy based on high CTC counts had better progression-free and overall survival rates.
A new EU Horizon 2020 project aims to produce therapeutic substances in baker's yeast, providing an eco-friendly alternative to traditional methods. Researchers will map the biosynthetic pathways of Indian snakeroot to create a sustainable production route.