Nikiforova, V. J., Daub, C. O., Hesse, H., Willmitzer, L. & Hoefgen, R. Integrative gene-metabolite network with implemented causality deciphers informational fluxes of sulphur stress response. Journal of Experimental Botany 56, 1887–1896 (2005).

Nikiforova, V. J., Kopka, J., Tolstikov, V., Fiehn, O., Hopkins, L., Hawkesford, M. J., Hesse, H. & Hoefgen, R. Systems rebalancing of metabolism in response to sulfur deprivation, as revealed by metabolome analysis of arabidopsis plants. Plant Physiology 138, 304–318 (2005).

Riemenschneider, A., Nikiforova, V., Hoefgen, R., De Kok, L. J. & Papenbrock, J. Impact of elevated H2S on metabolite levels, activity of enzymes and expression of genes involved in cysteine metabolism. Plant Physiology and Biochemistry 43, 473–483 (2005).

Riemenschneider, A., Riedel, K., Hoefgen, R., Papenbrock, J. & Hesse, H. Impact of reduced O-acetylserine(thiol)lyase isoform contents on potato plant metabolism. Plant Physiology 137, 892–900 (2005).

Hesse, H. & Hoefgen, R. Molecular aspects of methionine biosynthesis. Trends in Plant Science 8, 259–262 (2003).

Hesse, H., Trachsel, N., Suter, M., Kopriva, S., von Ballmoos, P., Rennenberg, H. & Brunold, C. Effect of glucose on assimilatory sulphate reduction in Arabidopsis thaliana roots. Journal of Experimental Botany 54, 1701–1709 (2003).

Kreft, O., Hoefgen, R. & Hesse, H. Functional analysis of cystathionine gamma-synthase in genetically engineered potato plants. Plant Physiology 131, 1843–1854 (2003).

Nikiforova, V., Freitag, J., Kempa, S., Adamik, M., Hesse, H. & Hoefgen, R. Transcriptome analysis of sulfur depletion in Arabidopsis thaliana: interlacing of biosynthetic pathways provides response specificity. Plant Journal 33, 633–650 (2003).

Frankard, V., Ispas, G., Hesse, H., Jacobs, M. & Hoefgen, R. A defect in cystathionine beta-lyase activity causes the severe phenotype of a Nicotiana plumbaginifolia methionine auxotroph. Plant Science 162, 607–614 (2002).

Galili, G. & Hoefgen, R. Metabolic engineering of amino acids and storage proteins in plants. Metabolic Engineering 4, 3–11 (2002).

Zeh, M., Leggewie, G., Hoefgen, R. & Hesse, H. Cloning and characterization of a cDNA encoding a cobalamin-independent methionine synthase from potato (Solanum tuberosum L.). Plant Molecular Biology 48, 255–265 (2002).

Maimann, S., Hoefgen, R. & Hesse, H. Enhanced cystathionine beta-lyase activity in transgenic potato plants does not force metabolite flow towards methionine. Planta 214, 163–170 (2001).

Zeh, M., Casazza, A. P., Kreft, O., Roessner, U., Bieberich, K., Willmitzer, L., Hoefgen, R. & Hesse, H. Antisense inhibition of threonine synthase leads to high methionine content in transgenic potato plants. Plant Physiology 127, 792–802 (2001).

Casazza, A. P., Basner, A., Hoefgen, R. & Hesse, H. Expression of threonine synthase from Solanum tuberosum L. is not metabolically regulated by photosynthesis-related signals or by nitrogenous compounds. Plant Science 157, 43–50 (2000).

Harms, K., von Ballmoos, P., Brunold, C., Hoefgen, R. & Hesse, H. Expression of a bacterial serine acetyltransferase in transgenic potato plants leads to increased levels of cysteine and glutathione. Plant Journal 22, 335–343 (2000).

Maimann, S., Wagner, C., Kreft, O., Zeh, M., Willmitzer, L., Hoefgen, R. & Hesse, H. Transgenic potato plants reveal the indispensable role of cystathionine beta-lyase in plant growth and development. Plant Journal 23, 747–758 (2000).

Banfalvi, Z., Molnar, A., Lakatos, L., Hesse, H. & Hoefgen, R. Differences in sucrose-to-starch metabolism of Solanum tuberosum and Solanum brevidens. Plant Science 147, 81–88 (1999).

Hesse, H., Basner, A., Willmitzer, L. & Hoefgen, R. Cloning and characterisation of a cDNA (Accession No. AF082892) encoding a second cystathionine gamma-synthase in potato (Solanum tuberosum L.). Plant Physiology 121, (1999).

Hesse, H. & Hoefgen, R. Analysis of the methionine biosynthetic pathway in potato. Amino Acids 17, 100 (1999).

Hesse, H., Lipke, J., Altmann, T. & Hoefgen, R. Molecular cloning and expression analyses of mitochondrial and plastidic isoforms of cysteine synthase (O-acetylserine(thiol)lyase) from Arabidopsis thaliana. Amino Acids 16, 113–131 (1999).