The history of agar for the cultivation of bacteria began in 1881. Today agar plays an important role in the cultivation of bacteria and is used as a crucial ingredient in agar plates. Thanks to this remarkable discovery from Fanny Hesse the use of agar to isolate bacteria is an important contribution to the world of microbiology. Watch this video to learn more.

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00:00 History of agar
00:15 How agar is used today
00:34 How agar is made with red algae seaweed
00:50 Agar used in Petri plates
01:14 Who was Angelina Fanny Hesse
01:52 Issues with isolating bacteria
02:26 Agar is the answer
02:42 Fanny Hesse contribution
03:12 Agar media in culture media
03:55 About Hardy Diagnostics

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