University of Alberta

The Secretary of State for Environment, Food and Rural Affairs

David Bundle

Susmita Sarkar

Laurence Howells

John McGiven

Lucy Duncombe

Satadru Sekhar Mandal

Julie Guiard

Vijaya Ganesh Narayanaswamy

John Mcgiven

There is provided a molecule comprising a chain of seven or more contiguous units of 4,6-dideoxy-4-acylamido-α-pyranose each pair of units joined by a C-Cor a C-Clink, the chain having a terminal end and a reducing end, wherein the pyranose ring in the unit of the chain most distal from the reducing end is linked to a cap structure. The cap structure is not a 4,6-dideoxy-4-acylamido-α-pyranose. There are also provided vaccine compositions comprising the molecule and methods of vaccinating an animal against infection by aorganism, including methods of distinguishing between a vaccinated and an infected animal. There are further provided novel methods of detecting the presence in a sample of an anti-antibody.

Polysaccharide and methods

Growing community of inventors

Edmonton, Canada

David Bundle