Author

Yogeswari Rajarathinam

James Hutton InstituteORCID 0009-0004-3032-4492Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Biochemistry· 1 Plant Biology· 1

Signature Assays, Organisms & Methods

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Approach:experimental assay· 2 Assay:metabolomics· 2 Research Focus:cell type annotation· 1 Organism:plant (other)· 1

Frequent Co-Authors

Joachim KopkaiD· 2 shared Luisa WittemeieriD· 2 shared Martin HagemanniD· 2 shared Alexander ErbaniD· 1 shared Kirstin GutekunstiD· 1 shared

Activity by Year

2025-2025 · peak 2/yr

Co-Author Collaboration Network

5 top collaborators · 9 mutual co-author links

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2 shared papersBiochemistry

Joachim KopkaORCID

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2 papers

Recent·Most cited

BiochemistryNew PhytologistPeer-reviewedJul 24, 2025

Positional 13C Enrichment Analysis of Aspartate by GC-MS to Determine PEPC Activity In Vivo

Luisa Wittemeier, Yogeswari Rajarathinam, Alexander Erban…·Joachim Kopka

This paper develops a GC-MS-based method to measure PEPC activity in vivo by analyzing positional 13C enrichment in aspartate from Synechocystis cultures.

4 citations

metabolomicsexperimental assay

𝕏 PostBluesky

Plant BiologyPLANT PHYSIOLOGYPeer-reviewedJan 21, 2025

Dynamic photosynthetic labelling and carbon-positional mass spectrometry monitor in vivo carbon assimilation rates by ribulose-1,5-bisphosphate carboxylase.

Yogeswari Rajarathinam, Luisa Wittemeier, Kirstin Gutekunst…·Joachim Kopka

This paper develops a method to distinguish RUBISCO activity from CBB cycle activities by analyzing carbon positional labeling in 3PGA using GC-MS after 13CO2 labeling.

6 citations

plant (other)metabolomics

𝕏 PostBluesky