Posts Tagged ‘genes’

Micro-Organisms Can “Predict” Enviro Changes, Proving Basic Assumptions Wrong

It has been assumed for most of the history of micro-biological science that such micro-organisms are purely “reflexive”; they simply respond and adapt to external stimuli (such as exposure to chemicals, heat stress, or drugs). But research over he past 2 years by two different scientific teams (a Princeton team lead by Saeed Tavazoie, and, a team from the Weizmann Institute in Israel) is shaking up present understanding and over-turning basic assumptions.

Global Wheat Crop Threatened by Rust Fungus - African Seeds May Offer Hope

Draws upon a recent news reports in Science about the stem rust fungus, Ug99, that is sweeping the globe and threatening to decimated the world’s wheat harvests. Also, the politics behind some nation’s reluctance to give full access of their seed banks (which may possess genetic varieties of these crops that can withstand this and other diseases) to other nations.

Permanent Genetic Changes Caused by Poor Nutrition in the Womb

Scientists at the University of Utah report that the genes of offspring are modified in the womb as a result of the mother’s diet, emphasizing that what the mother eats (or doesn’t eat) influences the health of the child throughout its life.

“The new ‘epigenetics’ has taught us how nature is changed by nurture. The jury’s in and, yes, expectant moms really are eating for two. This study shows not only that we need to address problems such as preeclampsia during pregnancy, but also that prenatal care is far more important than anyone could have imagined a decade ago.” - Gerald Weissmann, M.D., Editor-in-Chief of FASEB Journal

Diesel-Producing Grass? Researcher Thinks it’s Possible

Imagine a grass crop, grown on marginal, non-food bearing land without pesticides or much fertilizer, that, when harvested, produces an oil that needs almost no processing to be substituted for diesel fuel.

Copaifera langsdorffii Copaiba Oleoresin Diesel Tree Grass Switchgrass Fuel

Much attention has been given to producing ethanol from non-food crops like grasses, but the ability to produce something indistinguishable to diesel from grass could be a game-changer. It would require almost no infrastructure change and could fuel all of the existing long-haul trucks on the road without modification.

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