Jostein Gripsurd, Understanding media culture

Culture Media and Incubation

The test is applied to substances, preparations, or articles METHOD which, according to the Pharmacopeia, are required to be sterile. However, a satisfactory result only indicates that no con1. Seed the indicator cell culture at a suitable density taminating microorganism has been found in the sample ex(for example, 2 × 104 to 2 × 105 cells/mL, 4 × 103 to amined under the conditions of the test...

Culture Media and Incubation

The test is applied to substances, preparations, or articles METHOD which, according to the Pharmacopeia, are required to be sterile. However, a satisfactory result only indicates that no con1. Seed the indicator cell culture at a suitable density taminating microorganism has been found in the sample ex(for example, 2 × 104 to 2 × 105 cells/mL, 4 × 103 to amined under the conditions of the test...

Culture Media for Brucella.

Tissue Culture Media

1. Human placental cord serum contains a factor or factors necessary for active growth of fibroblasts in tissue culture and a factor which prevents the appearance of a characteristic toxicity. 2. The growth-promoting factor(s) is stable to heating to 60 degrees C. for 30 minutes and is associated with the euglobulin fraction of the serum. 3. Extraction of dried cord serum with benzene, chlorofo...

Understanding culture across species.

Recent claims of culture in great apes have provoked fervent argument about the 'true' definition of culture, most of which has been unhelpful. Instead, a range of definitions should be used to explore different aspects of the cognitive processes that together result in human culture, many of which can be productively studied in non-humans. A richer cognitive account of the contents of culture ...