Tag Archives: bacteria

Microbiology can be dirty

Posted on August 23, 2011 by David Esteban

Students are starting to repopulate the campus and the relaxed pace of the summer is being quickly replaced by frenzied preparation for the start of the semester. This semester, I will be teaching the intro to microbiology course that … Continue reading →

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Posted in Teaching and Research | Tagged , , , , , | 2 Comments

Of Aliens and Arsenic

Posted on December 11, 2010 by David Esteban

Or How to Screw up an Interesting Discovery with Mediocrity and Media Hype
NASA annonced an “astrobiology discovery”….Aliens! No, sorry, bacteria…in California! WOW! OK, this is no ordinary bacteria as it can grow in astonishing concentrations of arsenic, a … Continue reading →

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Distant Evolutionary Relationships

Posted on September 17, 2010 by David Esteban

We’ve been talking about protein structure and folding in my Biol 105 class.  Proteins are made of chains of amino acids and the sequence of amino acids, or primary structure, dictates the way the protein will fold into its final … Continue reading →

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Posted in Evolution, Molecular Virology | Tagged , , , , | 7 Comments