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Showing results for tags 'prebiotic'.
A New Clue to How Life Originated A long-standing mystery about early cells has a solution— and it’s a rather magical one. Ed Young, The Atlantic https://www.theatlantic.com/science/archive/2019/08/interlocking-puzzle-allowed-life-emerge/595945/ Did Amino Acids Stabilize Prebiotic Membranes? A possible solution to a long-standing question about early cells Astrobiology at NASA https://astrobiology.nasa.gov/news/solving-a-long-standing-origin-of-life-puzzle/ First cells may have emerged because building blocks of proteins stabilized membranes, University of Washington, August 12, 2019 https://www.sciencedaily.com/releases/2019/08/190812155502.htm The paper is: Caitlin E. Cornell, Roy A. Black, Mengjun Xue, Helen E. Litz, Andrew Ramsay, Moshe Gordon, Alexander Mileant, Zachary R. Cohen, James A. Williams, Kelly K. Lee, Gary P. Drobny, and Sarah L. Keller. Prebiotic amino acids bind to and stabilize prebiotic fatty acid membranes. PNAS, 2019 DOI: 10.1073/pnas.1900275116 https://www.pnas.org/content/early/2019/08/06/1900275116 Yours, Paul H.