The Traveller's Last Journey DEDICATED TO SHAI MAROM Z"L

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Science Review: Bioproxies

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Source: [TREND_G] The desired outcome after having ‘known‘ this concept is a novel perception. The seed for this perception is the concept of bioproxies, that I can define as ‘xyz’, and in the literature includes the following distinctions ‘a,b,c’. Example: Madagascar which was settled in the mid-first millennium:  The local language is Malagasy which is...

Science Review: De-extinction

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Concept: De-extinction Source: A Policy Forum piece in Science (April 5, 2013), titled: “What If Extinction Is Not Forever?“ Technology: Three approaches. Back-breeding is possible where genetic variants homologous to extinct species exist in surviving species. Cloning, as by using somatic cell nuclear transfer from an extinct subspecies (i.e. with other extant subspecies). Genetic...

Science Review: Molecular biology facts

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Background: GPCRs known to signal from surface and to be internalized. Fact: Prove that GPCRs signal from endosomes. Interest: Adds complexity to particulars (ie. location) of GPCR signalling. Source: Research Highlights in Nat Rev MCB (May 2013) on Nature article (2013). Fact: RNA polymerase II (Pol II) transcription kinetics are modulated by signalling pathways that affect the rate of...

Science Review: Parallel evolutionary dynamics of adaptive diversification

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There is a Research Highlights piece (in Nat Rev Gen [Nature Review Genetics]) on a paper entitled Parallel evolutionary dynamics of adaptive diversification in Escherichia coli (in PLoS Biol), which studies the principle of sympatric diversification, which is the “organismal diversification or speciation that occurs without […] geographical separation of [the] diverging...

Science Review: North highest temperature since 600 years

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Source: Original research Letter in Nature (April 11, 2013). Background: Although it has been known that Northern latitudes have had extreme temperature highs, it is difficult to prove that those are higher than any in the past. Methods: Use hierarchical Bayesian approach…(?) Results: Recent years have the highest extremes, and approx. 0 lowest extremes. The past 20yrs are 1.16C higher than...

The Traveller's Last Journey DEDICATED TO SHAI MAROM Z"L

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