No, I don’t work with blood at all. I work with human cell lines taken from skin and from brain tumors. Sometimes with mouse embryonic stem cell lines as well.
The blood cells on my profile page are, literally, my blood! I promised to count the cells in a drop of blood during a live chat and I’m a woman of my word: it would have been mean to jab a needle into anyone else’s thumb!
No I don’t work with blood either. I work with urine and stool samples. The eggs of the parasite I study come out in the urine and stool of infected people. I collect these, filter out the eggs, make them hatch into the larval worms then I collect these larval worms and store them onto special paper. This paper has chemicals on it that lyse open the cells of the larvae and immobilizes the parasite DNA. I then just carry the cards with the parasite DNA back the the museum for lab analyses.
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