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

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* Laboratory project, insolation of one bactería from a group of bacterias.  
* Laboratory project, insolation of one bactería from a group of bacterias.  
* Day 1: Preparation of sample


1) Medium preparation for ''Gluconacetobacter'' (500ml)
1) Medium preparation for ''Gluconacetobacter'' (500ml)
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2) Bacteria insolation, a mixture of original bacteria ''combuscha'' diluted in distilled water in different proportions.
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''
*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.
*2) 2 parts of sample #1 into 50 parts of distilled water.
*3. 2 parts of sample #2 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.
*4) 2 parts of sample #3 into 50 parts of distilled water.
*5. 2 parts of sample #4 into 50 parts of distilled water.
*5) 2 parts of sample #4 into 50 parts of distilled water.
*6. Distilled water. ''control sample''
*6) Distilled water. ''control sample''


[[File:Bio-03a.png|400px]]
[[File:Bio-03a.png|400px]]

Revision as of 14:34, 31 October 2018

  • 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

Bio-03a.png