[2] They worked on several topics including the fertilisation of Carpinus betulus (European Hornbeam) and embryology of the Amentiferae.
[1] In 1916 Berridge commenced an appointment at University of Liverpool in the Thompson Yates Laboratory that changed the direction of her research.
[2] She worked with Ernest Glynn on the bacteria responsible for fever and dysentery among soldiers returning from Egypt during the First World War.
She remained there until 1919 working on aspects related to the interaction of the bacteria with serum applying technologies such as agglutination.
[1] She then returned to London and between 1921 - 1930 worked in the Department of Botany at Imperial College on the physiology and pathogenicity of plant disease bacteria.