Fig.(2).

Microbioreactor array module. (a) Four reactors integrated into a single module. (b) Cross-section of a microbioreactor showing the peristaltic oxygenating mixer tubes and fluid reservoir with pressure chamber. (c) Top view of a microbioreactor showing optical sensors and layout of peristaltic oxygenating mixer and fluid injectors. Growth well is 500 mm deep, with a 100 μl working volume. (d) Cross-section showing the fluid injector metering valves [114] (Reproduced by permission of The Royal Society of Chemistry).