Cast

It is really hard to see.. Was that "insect" still moving? Did it move away after you took that picture? If not, it might look like the cast, old exoskeleton of some insect with indirect metamorphosis, perhaps a large cicada?

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I made a PCR product of 20ul total, ran 3ul of the product on a 2% agarose pre-cast gel. This is the first picture. There is a nice band at the correct bp size (400bp), but a fainter band is above it. So I wanted to gel purify out my correct band. I ran the 17ul ...

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Relationships between social insects are simple and every individual is part of set or cast which performs similar function until they die. That means they follow simple social systems, which can be controlled by complex stimuli. e.g. Ant worker, soldier ant and queen ...

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... direct effectors in the way a classical CD8+ T cell is thought to be. This was certainly the long-held theory, but not so recent observations have cast confusion onto that neat package. Various groups have indeed described CTL-like function in CD4+ cells. (here is a random reference: http://www.biology-online.org/biology-forum/ucp.php?mode=activate&u=70785&k=2MS6YGSIGU) ...

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... direct effectors in the way a classical CD8+ T cell is thought to be. This was certainly the long-held theory, but not so recent observations have cast confusion onto that neat package. Various groups have indeed described CTL-like function in CD4+ cells. (here is a random reference: http://www.biology-online.org/biology-forum/ucp.php?mode=activate&u=70785&k=2MS6YGSIGU) ...

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