(Sun, 29 Nov 2009 15:00:43 -0500)
We talk so much about the flu virus we thought we’d show you some nice pics that CDC has just put up. This is a review for many of you put reviews are always helpful. In these three pics, only one is the actual swine flu virus, the other two being “cartoon” depictions of a generic influenza virus. The cartoons are quite nice and helpful to see what you are looking at in the electron micrograph of influenza virions (virus particles), probably grown in tissue culture. I say “probably” because there is no other information on the site other than the micrograph was taken in the CDC Influenza Laboratory, but when the virus grows in your lungs it usually isn’t nice and spherical like this but assumes many shapes, often elongated and strand-like. Looking at the photomicrograph, though, you see the essentials. Here it is:
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