Small Things Considered
A blog for sharing appreciation of the width and depth of microbes and microbial activities on this planet.
Small Things Considered's Latest Posts
by Elio If you multiply the number of bacteria thought exist in one human being, say 1 x 1014 by how many humans there are, about 6.6 x 109, you get close to a familiar number. And who was Avogadro anyway? Some eponyms fail to do justice to the éponymee....
by Elio | The world of lipids does not always gets its due. Their oleaginous charm is not always appreciated, as we said before. For example, have you heard of hopanoids? They are made by some bacteria and are an unusual kind of polycyclic lipids that resemble steroids, but with an extra ring. Just like cholesterol in eukaryotic membranes, they insert...
Are there any niches in the human body where you might find bacteria carrying out autotrophic metabolism?
Vincent, Elio, and Michael explore the fossilization of archaeal lipids, and highlight the recent ICAAC in Washington, D.C.
by S. Marvin Friedman | Intracellular pathogens face many daunting problems, among them how to obtain enough energy and nutrients for active growth while, preferably, keeping the host cell alive for as long as possible. This issue is especially acute for pathogens that grow at a fast rate and reach large numbers. When they succeed…
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