GMU:DIY Bio: doing things with biology/Paola Stephania Calderón/30.10.2018

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  • Discussion about Symbiosis.
  • Presentation about projects that used microorganism. Examples with food from Christina Agapakis Bread made with death bacterias and another project with cheese and Transmediale Festival in Berlin 1000 Handshakes


  • Laboratory project, insolation of one bactería from a group of bacterias.


  • Day 1: Preparation of sample

1) Medium preparation for Gluconacetobacter (500ml)

  • Glucose - 10g
  • Peptone - 2.5g
  • Yeast extract - 2.5g
  • Na2HPO4 - 1.35g
  • Citric acid - 0.75g
  • Distilled or tap water - 500ml
  • Agar - 7.5g

2) Bacteria insolation, a mixture of original bacteria combuscha diluted in distilled water in different proportions.

  • 1) 5 parts of original bacteria into 50 parts of distilled water 1/10
  • 2) 2 parts of sample #1 into 50 parts of distilled water.
  • 3) 2 parts of sample #2 into 50 parts of distilled water.
  • 4) 2 parts of sample #3 into 50 parts of distilled water.
  • 5) 2 parts of sample #4 into 50 parts of distilled water.
  • 6) Distilled water. control sample

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