Fanny Hesse
Videos
Fanny Hesse is best known for her work in microbiology alongside her husband, Walther Hesse. Following her initial suggestion of using agar as an alternative to gelatin, they were instrumental in pion
Fanny Hesse, c. 1883
An agar plate for laboratory use
Agar plate
Videos
An agar plate is a Petri dish that contains a growth medium solidified with agar, used to culture microorganisms. Sometimes selective compounds are added to influence growth, such as antibiotics.
Fanny Hesse
…At the time of her recommendation for agar as a plating medium, Hesse was also helping her husband culture air-borne bacteria. Suggestion of agar An agar plate for laboratory use In 1881, while her husband was working in the laboratory of German physician and microbiologist Robert Koch, he struggled with…
Contamination on an agar plate
96 pinner used to perform spot assays with yeast, fungal or bacterial cells
An agar plate being viewed in an electronic colony counter
Red blood cells on an agar plate are used to diagnose infection. On the left is a positive Staphylococcus infection, on the right a positive Streptococcus culture.