Πέμπτη 24 Οκτωβρίου 2013

Science News SciGuru.com

Science News SciGuru.com

Link to Science News from SciGuru.com

Researchers Get a Detailed Look at a DNA Repair Protein in Action

Posted: 23 Oct 2013 10:41 AM PDT

Errors in the human genetic code that arise from mismatched nucleotide base pairs in the DNA double helix can lead to cancer and other disorders. In microbes, such errors provide the basis for adaption to environmental stress. As one of the first responders to these genetic errors, a small protein called MutS – for “Mutator S” – controls the integrity of genomes across a wide range of organisms, from microbes to humans.

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Neurotoxin Effectively Relieves Bone Cancer Pain in Dogs

Posted: 23 Oct 2013 10:03 AM PDT

By the time bone cancer is diagnosed in a pet dog, it is often too late to save the animal’s life. Instead, the goal of treatment is to keep the dog as comfortable and free of pain as possible for as long as possible.

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Tailored doses of cytostatic improve survival rate

Posted: 23 Oct 2013 09:57 AM PDT

Researchers at Karolinska Institutet, and colleagues at University Children's Hospital Zürich in Switzerland have managed to improve cytostatic therapy for children with the chronic immune deficiency disorder granulomatous disease prior to stem cell transplantation. By tailoring doses of the cytostatics administered before the transplantation, the researchers achieved a higher rate of survival with minimal adverse reactions. Now more patient groups are to undergo the same therapeutic strategy.

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Long-term memory helps chimpanzees in their search for food

Posted: 23 Oct 2013 08:42 AM PDT

Where do you go when the fruits in your favourite food tree are gone and you don’t know which other tree has produced new fruit yet? An international team of researchers, led by Karline Janmaat from the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany, studied whether chimpanzees aim their travel to particular rainforest trees to check for fruit and how they increase their chances of discovering bountiful fruit crops.

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