Sunday, December 15, 2013

Yeast Reasearch



Today I read a very interesting article. It was a new research study performed on yeast. Studies have found stress has an effect on telomere shortening, which causes cell death and aging. They found with a particular yeast, one slightly genetically similar to the human genome, that caffeine shortens their cell’s telomeres and alcohol lengthens them.
            When the researchers put the yeast under stressful conditions by changing PH levels and whatnot, they didn’t find any shortening of the telomere. Usually in past studies, putting cells in a stressful environment caused the telomeres to shorten. They continued to performed studies and found there are approximately 400 genes working together that maintain telomere length.
            Findings of this study may be helpful in finding treatments for aging and cancer by finding yeast receptors behavior. However, there is a lot of research that still needs to be done. This isn’t set in stone evidence to whether coffee or alcohol is good or bad. I just found this supper interesting based on past studies I have heard and read.    

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