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No link found between PTSD and cancer risk

Researchers from Boston University School of Medicine find no evidence of association between Post Traumatic Stress Disorder (PTSD) and cancer incidence. The large population sample analyzed various cancer diagnoses among people with PTSD compared to the general population, showing no strong associations even among select groups.

SourceBoston University School of Medicine·JournalEuropean Journal of Epidemiology·DateAug 14, 2015

miR-7 suppresses stomach cancer

Researchers found that miR-7 directly targets and suppresses the activity of growth factor receptor IGF1R, as well as the pro-oncogenic NF-κB pathway. Increasing miR-7 levels reduced tumor growth in mice and correlated with improved patient survival.

SourceRockefeller University Press·JournalJournal of Cell Biology·DateAug 10, 2015

To beat cancer at its own game

Worcester Polytechnic Institute researcher Amity Manning is awarded $747,000 from the National Institutes of Health to explore molecular mechanisms driving genetic instability in cancer cells. The goal is to turn the genetic tables against cancer by understanding how specific molecules affect DNA packaging and organization.

Molecular tinkering doubles cancer drug's efficacy

Researchers at Duke University have successfully packaged a widely used cancer drug into nanoparticles, more than doubling its effectiveness in mice. The new approach delivers the drug directly to tumors while reducing side effects and improving targeting, showing transformative results for patients.

SourceDuke University·JournalNature Communications·DateAug 4, 2015

Novel glycoengineering technology gives qualitative leap for biologics drug research

Researchers at the University of Copenhagen have developed a novel technique to improve glycoprotein-based pharmaceuticals, resulting in better therapeutic effects, longer durations, and faster production. The technology holds considerable potential for improving existing pharmaceuticals and has been published in Nature Biotechnology.

An elusive molecule -- finally revealed

Researchers at the University of Arizona have discovered ethylenedione, a diradical molecule that was previously thought to be elusive. The discovery has significant implications for understanding radical molecular species, industrial processes, and potentially even atmospheric chemistry and climate modeling.

SourceUniversity of Arizona·JournalAngewandte Chemie International Edition·DateJul 13, 2015

Cancer drug 49 times more potent than Cisplatin

Researchers have developed a new cancer drug FY26 that is 49 times more potent than Cisplatin, effectively shutting down the metabolism of cancer cells. The drug works by forcing cancer cells to use their mitochondria, which are defective in healthy cells, leading to cell death.

SourceUniversity of Warwick·JournalProceedings of the National Academy of Sciences·DateJul 7, 2015

Melanoma mutation rewires cell metabolism

Researchers discovered that a melanoma mutation activates ketogenesis enzyme HMG-CoA lyase, turning on fat breakdown in cancer cells. This rewiring of metabolism may explain why V600E mutation is common in melanomas and provide alternative strategies to existing drugs targeting the mutation.

SourceEmory Health Sciences·JournalMolecular Cell·DateJul 2, 2015

Eavesdropping on the body: New device tracks chemical signals within cells

Researchers at the University of Toronto have developed a new device that can track chemical signals within cells, allowing for faster and more accurate detection of cancerous growth. The device uses digital microfluidics to deliver rapid sequences of chemicals, enabling scientists to study cell responses in unprecedented detail.

Current blood cancer drug prices not justified, MD Anderson study finds

Current blood cancer drug prices are too high to be considered cost-effective in the US, according to a recent MD Anderson Cancer Center study. The researchers found that 63% of 20 studies evaluated had costs per additional life-year higher than $50,000, indicating that current prices cannot be justified based on improved quality of life.