Fwd: [Activities-announce] SFI Public Lecture tomorrow

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Fwd: [Activities-announce] SFI Public Lecture tomorrow

Owen Densmore
Administrator
Just in case folks missed this:

Begin forwarded message:

> Date: April 4, 2006 8:35:05 AM MDT
> Subject: [Activities-announce] SFI Public Lecture tomorrow
>
> Wednesday, April 5, 2006
> 7:30 PM at the James A Little Theater
>
> Christian de Duve, Nobel Laureate (Medicine 1974)
> Founder, International Institute of Cellular and Molecular Pathology;
> Professor Emeritus, University of Louvain and Rockefeller University
>
> with Eric Smith, SFI Professor
>
>
> The Origin of Life
>
> The origin of life is generally taken to be the outcome of  
> progressive chemical complexification, This process presumably led  
> from small organic molecules, such as amino acids, sugars, and  
> nitrogenous bases, now known to be produced on a large scale by  
> cosmic chemistry, to an organism called the LUCA, or last universal  
> common ancestor, from which all known living organisms have been  
> shown to be descendants. In spite of a considerable amount of high-
> level research, the nature of the chemistry used by the LUCA  
> remains largely unknown. Consideration of the mechanism whereby  
> early small-molecule chemistry may have changed into biochemistry  
> suggests that life may have been launched by processes related to  
> those used by cells today. If this is so, enzyme-like catalysts  
> probably were involved. DeDuve will discuss the possibility that  
> small peptides and other ?multimers? may have played catalytic  
> roles in an era before large protein enzymes had formed, a view of  
> the emergence of life that he has pioneered.
>
>
> Thursday, April 6, 2006
> 10:30 - 11:30 AM at SFI ? Noyce Conference Room
> Seminar by de Duve:  Technical seminar on the chemistry and  
> physiology of the emergence and evolution of life.
> 10:30 to 11:30 a.m.
>
> Friday, April 7, 2006
> 10:30 - 11:30 AM at SFI ? Noyce Conference Room
> Informal roundtable discussion with de Duve on major issues in the  
> origin and evolution of life entitled "Singularities"
>