Surgery

Colombian surgeon rebuilds acid victims' lives

Angeles Borda ignored the cat calls as she walked past the building site. But she couldn't ignore the nitric acid that her tormentor then threw in her face.

Oncology & Cancer

Amino acids in diet could be key to starving cancer

Cutting out certain amino acids—the building blocks of proteins—from the diet of mice slows tumour growth and prolongs survival, according to new research published in Nature.

Oncology & Cancer

Are tumor cells glutamine addicts?

Most cancers require large amounts of glutamine for rapid growth and there are numerous studies indicating that they cannot survive without it, a phenomenon termed "glutamine addiction". This has fueled the idea that preventing ...

Genetics

DNA labels predict mortality

Various chemical modifications in the genome determine whether genes are read or deactivated. Methyl labels in the DNA play a key role in this "epigenetic" regulation of gene activity. Life style and environmental factors ...

Medical research

Optical tweezers unveil a secret of muscle power

Our hearts beat a life long. With every beat our heart muscle contracts and expands. How this can work throughout an entire life remains largely a mystery. Researchers at the Technical University of Munich (TUM) have now ...

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