S. G. Petersen

Analysis of mannose selection used for transformation of sugar beet

F. Okkels, J. Brunstedt, M. Joersbo, 1998, Molecular Breeding.

Structure and function of root-inducing (Ri) plasmids and their relation to tumor-inducing (Ti) plasmids

B. Stummann, K. W. Henningsen, P. Olesen, 1989 .

Positive selection: a plant selection principle based on xylose isomerase, an enzyme used in the food industry

F. Okkels, A. Haldrup, S. G. Petersen, 1998, Plant Cell Reports.

Parameters interacting with mannose selection employed for the production of transgenic sugar beet

F. Okkels, M. Joersbo, S. G. Petersen, 1999 .

The xylose isomerase gene from Thermoanaerobacterium thermosulfurogenes allows effective selection of transgenic plant cells using D-xylose as the selection agent

F. Okkels, A. Haldrup, S. G. Petersen, 1998, Plant Molecular Biology.

Increased production of chymosin by glycosylation.

H. Rahbek-Nielsen, K. Hellmuth, Henrik Rahbek-Nielsen, 2006, Journal of biotechnology.