Publications

Kuhlisch, C.; Schleyer, G.; Flores, J. M.; Vincent, F.; Vallet, M.; Schatz, D.; Vardi, A.: Mapping of the viral shunt across widespread coccolithophore blooms using metabolic biomarkers. Proceedings of the National Academy of Sciences of the United States of America 123 (6), e2424035123 (2026)

O'Niel, R. A.; Azizah, M.; Pohnert, G.; Vallet, M.: The parasite Parvilucifera infectans kills the harmful alga Alexandrium minutum under different salinities and disrupts PSP toxin production. Harmful Algae, 103091 (2026)

Ternon, E.; Glukhov, E.; Vallet, M.; Dinasquet, J.; Carter, M. L.; Gerwick, L.; Gerwick, W. H.; Anderson, C.: Osmolyte chemical diversity in Lingulaulax polyedra red tides: a critical overlooked factor to respiratory irritations? Harmful Algae 151, 103009 (2026)

Vallet, M.; Staudinger, M.; Syhapanha, K. S.; Meunier, C. L.; Kirstein, I. V.; Pohnert, G.: Marine bacterium Kordia algicida reshapes plankton microbiome and induces metabolomic rewiring, independent of heatwave or worst-case climate scenarios. Journal of Natural Products 89 (2), pp. 616 - 624 (2026)

Filella, A.; Cébron, A.; Paix, B.; Vallet, M.; Martinot, P.; Guyomarch, L.; Guigue, C.; Tedetti, M.; Grosso, O.; Turk-Kubo, K. A. et al.; Riemann, L.; Benavides, M.: Organic metabolite uptake by diazotrophs in the North Pacific Ocean. ISME Communications 5 (1), ycaf061 (2025)

Klapper, F. A.; Pohnert, G.: Recent advances in understanding the sex pheromone-mediated communication of diatoms. ChemPlusChem 90 (8), e202500224 (2025)

Pfister, C. A.; Berlinghof, J.; Bogan, M.; Cardini, U.; Gobet, A.; Hamon-Giraud, P.; Hart, J.; Jimenez, N.; Siegel, A.; Stanfield, E. et al.; Vallet, M.; Leblanc, C.; Rousseau, C.; Thomas, F.; Stock, W.; Dittami, S. M.: Evolutionary history and association with seaweeds shape the genomes and metabolisms of marine bacteria. mSphere, e0099624 (2025)

Walther, C.; Vallet, M.; Reichelt, M.; Giri, P.; Rothe, B.; Medina van Berkum, P.; Gershenzon, J.; Unsicker, S.: A fungal endophyte alters poplar leaf chemistry, deters insect feeding and shapes insect community assembly. Ecology Letters 28 (2), e70007 (2025)

Zonnequin, M.; Vallet, M.; Delage, L.; Pohnert, G.; Leblanc, C.; Markov, G. V.: Differential impact of copper stress in two Ectocarpales: metabolic disruption and defensive signaling in the free-living Ectocarpus sp7 and the endophytic Laminarionema elsbetiae. Biochimie 239 (PartA), pp. 93 - 102 (2025)

Azizah, M.; Pohnert, G.: 2-Homoectoine: An additional member of the ectoine family from phyto- and bacterioplankton involved in osmoadaptation. Journal of Natural Products 87 (1), pp. 50 - 57 (2024)

Deng, Y.; Yu, R.; Grabe, V.; Sommermann, T.; Werner, M.; Vallet, M.; Zerfaß, C.; Werz, O.; Pohnert, G.: Bacteria modulate microalgal aging physiology through the induction of extracellular vesicle production to remove harmful metabolites. Nature Microbiology 9, pp. 2356 - 2368 (2024)

Lehnert, A.-S.; Cooper, R. E.; Ignatz, R.; Ruecker, A.; Gomes-Alves, E.; Küsel, K.; Pohnert, G.; Trumbore, S. E.: Dimethyl sulfide emissions from a peatland result more from organic matter degradation than sulfate reduction. Journal of Geophysical Research: Biogeosciences 129 (1), e2023JG007449 (2024)

O'Niel, R. A.; Pohnert, G.; Vallet, M.: The impact of temperature on host–parasite interactions and metabolomic profiles in the marine diatom Coscinodiscus granii. Plants 13 (23), 3415 (2024)

Vallet, M.: Chemical ecology of plankton parasitism in algae. Botanica Marina 67 (3), pp. 211 - 229 (2024)

Klapper, F. A.; Kiel, C.; Bellstedt, P.; Vyverman, W.; Pohnert, G.: Structure elucidation of the first sex-inducing pheromone of a diatom. Angewandte Chemie, International Edition in English 62 (43), e202307165 (2023)

Lazar, C. S.; Schwab, V. F.; Ueberschaar, N.; Pohnert, G.; Trumbore, S. E.; Küsel, K.: Microbial degradation and assimilation of veratric acid in oxic and anoxic groundwaters. Frontiers in Microbiology 14, 1252498 (2023)

Vallet, M.; Kaftan, F.; Buaya, A.; Thines, M.; Guillou, L.; Svatoš, A.; Pohnert, G.: Single-cell metabolome profiling for phenotyping parasitic diseases in phytoplankton. Frontiers in Analytical Science 2, 1051955 (2023)

Azizah, M.; Pohnert, G.: Orchestrated response of intracellular zwitterionic metabolites in stress adaptation of the halophilic heterotrophic bacterium Pelagibaca bermudensis. Marine Drugs 20 (11), 727 (2022)

Deng, Y.; Mauri, M.; Vallet, M.; Staudinger, M.; Allen, R. J.; Pohnert, G.: Dynamic diatom-bacteria consortia in synthetic plankton communities. Applied and Environmental Microbiology 88 (22), e0161922 (2022)

Deng, Y.; Vallet, M.; Pohnert, G.: Temporal and spatial signaling mediating the balance of the plankton microbiome. Annual Review of Marine Science 14, pp. 239 - 260 (2022)