Bureaucrats, emailconfirmed, Administrators
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==Idea== | |||
bacteria portrait | |||
I want to grow bacteria from different parts of my body on different petri dishes. The cultivated bacteria are to be assembled into a photo collage that represents a kind of self-portrait. Further idea: If this is successful, I could grow the personal bacteria of some volunteers. On the one hand, this would allow us to compare the results of different people. Can we detect a decisive difference? On the other hand, I would like to show that a picture or photo of ourselves is not the only way to represent ourselves. | |||
But it is important to remember that this idea is a speculation and not a scientific experiment. There is no proof that the cultured bacteria are actually endogenous. | |||
==Medium== | |||
For the cultivation of bacteria you can use the LB - medium. It is the most popular medium for Escherichia coli bacteria. | |||
*Yeast extract (5g/l) | |||
*tryptone (10g/l) | |||
*sodium chloride (0.5-10g/l) | |||
*agar (15g/l) | |||
*sodium hydroxide to adjust the pH to 7. | |||
The medium is autoclaved for 20 minutes at 121 degrees. | |||
==Realisation== | |||
I used 5 Petri dishes. I transferred bacteria from different parts of the body into each dish with a cotton swab: | |||
Petri dish (P.) A - eyes, P. B - oral cavity, P. C - belly button, P.D - vagina, P.E - feet | |||
The bacteria have grown for 2 weeks. The temperature was usually 20 degrees. | |||
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P. A-E after two weeks | |||
==Presentation== | |||
There are several ways to present the portrait. | |||
One of them is a photo collage. Combining only the photos of the bacteria or combining the photos of the bacteria with photos from the person. | |||
Another way of presenting is an exhibition. Each person would have their own wall. The photos could be presented individually and in close-up. Both, the direct photos and those under the microscope. Instead of showing the photos, one could also display the petri dishes with the bacteria. With a microscope provided, the visitors could actively participate. | |||
Alternatively, the bacteria could be grown on a larger culture medium for better presentation. | |||
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