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Overcoming resistance to colon cancer treatment

Researchers at UNIGE have discovered a way to overcome resistance to chemotherapy in colorectal cancer, using an optimized combination of tyrosine kinase inhibitors. This breakthrough opens up new avenues for developing targeted therapies that can effectively treat patients with low five-year survival rates.

SourceUniversité de Genève·JournalCancers·TypeNews article·DateOct 27, 2022

Researchers identify specific alterations in the BRAF gene that may affect response to treatment and survival in adult brain cancers

The study found that BRAF alterations, particularly Class I mutations like v600E, are associated with improved overall survival in adults with glioma. However, the effectiveness of targeted therapies depends on the specific type and combination of genetic alterations driving the cancer.

SourceEuropean Organisation for Research and Treatment of Cancer·TypeRandomized controlled/clinical trial·DateOct 26, 2022

Gel-like, radioactive tumor implant obliterates pancreatic cancer in mice

Researchers at Duke University have developed a novel treatment that combines internal radiation and chemotherapy to eliminate tumors in 80% of mice with pancreatic cancer. The approach uses a gel-like depot implanted with radioactive iodine-131, which deposits beta radiation directly into the tumor without affecting surrounding tissue.

SourceDuke University·JournalNature Biomedical Engineering·TypeExperimental study·DateOct 20, 2022

Fighting ovarian cancer

A new potential antitumor drug, TRIP, causes rapid protein aggregation, hyperactivating the unfolded protein response and leading to programmed cell death in ovarian cancer cells. The Fe-S cluster biogenesis factor NUBP2 is identified as the probable starting point for the cellular processes triggered by TRIP.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateOct 12, 2022

NTU Singapore scientists’ discovery of the structure of a key part of our chromosomes could improve understanding of how humans age and develop cancer

Scientists from NTU Singapore have discovered that telomeres are stacked in columns like a spring, leaving DNA exposed to damage. This finding could improve understanding of how humans age and develop cancer, with potential treatments for diseases caused by dysfunctional telomeres.

UK government media releases risk flouting regs on promotion of prescription only meds, warns DTB

Recent media releases from UK government agencies and NHS organizations lack objectivity and provide unbalanced information on prescription-only medicines. The Drug and Therapeutics Bulletin expresses concerns over the use of hyperbolic language and omission of key information about potential harms and benefits.

SourceBMJ Group·JournalDrug and Therapeutics Bulletin·TypeCommentary/editorial·DateSep 27, 2022

New endoscope uses bendable GRIN lens for 3D microscopy

Researchers have developed a flexible endoscopic imaging probe using a bendable graded index (GRIN) lens, enabling 3D microscopic imaging of tissue. The new technology could shorten biopsy waiting times to minutes and enable real-time monitoring of tissue changes.

SourceOptica·JournalOptics Express·DateSep 21, 2022

Scientists identify unique breast cancer cells that control their ability to proliferate and colonize the lungs

Researchers discovered a type of triple-negative breast cancer cell that can trigger dormancy, evading therapies and allowing for efficient survival in distant organs. This finding highlights the need for more selective therapeutic strategies targeting both dividing and invasive dormant cells.

New recommendations address the use of integrative therapies for pain management in cancer populations

The new SIO-ASCO guideline recommends the use of acupuncture, massage therapy, and other integrative therapies for managing breast cancer-related joint pain, general cancer pain, and chemotherapy-induced peripheral neuropathy. The guidelines also acknowledge areas that need further research to support their recommendations.

SourceThe Reis Group·JournalJournal of Clinical Oncology·DateSep 19, 2022

Revealing one of the mechanisms by which thyroid cancer becomes resistant to lenvatinib-a molecularly targeted drug

A study found that activation of the epidermal growth factor receptor (EGFR)-mediated signaling pathway is involved in lenvatinib resistance in thyroid cancer cells. Inhibition of EGFR by lapatinib therapy in combination with lenvatinib enhanced growth inhibitory effect and inhibited tumor growth more remarkably than monotherapy.

SourceShinshu University·JournalCancer Science·TypeExperimental study·DateSep 13, 2022

Specific sequence of drugs reduces cost of treating metastatic breast cancer while preserving quality of life

Researchers found that a specific sequence of drugs can reduce overall costs and improve the value of care for patients with metastatic breast cancer, while minimizing side effects. The study's results suggest that treatment sequencing approaches that minimize costs early may improve the value of care.

SourceUNC Lineberger Comprehensive Cancer Center·JournalJournal of Clinical Oncology·TypeComputational simulation/modeling·DateSep 13, 2022

HKUMed research team estimates over 30% elevated risk of breast cancer among antipsychotic users

A systematic review and meta-analysis of observational studies found a moderate association between antipsychotic use and an increased risk of breast cancer, estimated at over 30%. The study highlights the importance of risk-benefit assessment of antipsychotic prescription in high-risk patients.

SourceThe University of Hong Kong·JournalEpidemiology and Psychiatric Sciences·TypeObservational study·DateSep 8, 2022

University of Cincinnati study: Immunotherapy drug did not increase surgery complications

Researchers conducted a study on administering immunotherapy drug pembrolizumab before surgery for oral cavity cancer and found no increased rates of complications during and after surgery. The findings are encouraging for patients who have not previously received treatment for their oral cavity cancer, suggesting that complication rat...

SourceUniversity of Cincinnati·JournalJAMA·TypeObservational study·DateSep 7, 2022

Old drugs hint at new ways to beat chronic pain

A newly identified link between chronic pain and lung cancer in mice suggests that old drugs such as clonidine, capsaicin, and fluphenazine may offer new treatments for chronic pain. The study found that blocking the BH4 pathway reduced pain sensitivity and decreased tumor growth in mouse models of KRAS-driven lung cancer.

SourceIMBA- Institute of Molecular Biotechnology of the Austrian Academy of Sciences·JournalScience Translational Medicine·TypeExperimental study·DateAug 31, 2022

‘Drug factory’ implants eliminate mesothelioma tumors in mice

Rice University researchers have developed a treatment combining drug factory implants producing interleukin-2 with checkpoint inhibitors to eradicate advanced-stage mesothelioma tumors in mice. The treatment resulted in complete tumor destruction in all seven treated mice, offering a promising approach to this aggressive lung cancer.

SourceRice University·JournalClinical Cancer Research·TypeExperimental study·DateAug 22, 2022

Moffitt researchers discover cancer-associated fibroblasts induce drug sensitivity

Researchers at Moffitt Cancer Center have discovered that cancer-associated fibroblasts can both promote and inhibit drug sensitivity in non-small cell lung cancer cells, depending on the type of tumor cell and drug used. The study suggests that targeting specific signaling pathways, such as the insulin-like growth factor (IGF) pathway...

SourceH. Lee Moffitt Cancer Center & Research Institute·JournalScience Signaling·TypeExperimental study·DateAug 16, 2022

Prompt recognition and treatment found effective for lung disease in patients who received new drug for advanced cancer

A comprehensive analysis of interstitial lung disease diagnosis and treatment in patients who received an antibody drug conjugate known as T-DXd found that close monitoring and proactive management can reduce the risk of ILD. The study results suggest that patient awareness and ongoing education can aid in early detection.

Research identifies, exploits vulnerability in certain high-risk cancers

A recent study published in Cancer Research identified a unique vulnerability in certain high-risk cancers that can be exploited for targeted therapy. Researchers found that cancer cells with alternative lengthening of telomeres (ALT) have a common weakness, leading to resistance to DNA-damaging agents and chemotherapy.

SourceTexas Tech University Health Sciences Center·JournalCancer Research·TypeExperimental study·DateAug 10, 2022