Author

George R. Littlejohn

University of PlymouthORCID 0000-0002-8768-2598Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Signature Assays, Organisms & Methods

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Research Focus:cell type annotation· 1 Research Focus:clustering· 1 Approach:deep learning· 1 Research Focus:differential expression· 1 Organism:Drosophila· 1 Approach:experimental assay· 1 Assay:fluorescence / live-cell microscopy· 1 Research Focus:host-pathogen & immune response· 1

Frequent Co-Authors

B. J. Green· 1 shared C. Griffin· 1 shared Christophe LeterrieriD· 1 shared D. Salmon· 1 shared Daniel Stedman· 1 shared Edward RosteniD· 1 shared Gail McConnelliD· 1 shared I. Sleep· 1 shared

Activity by Year

2025-2026 · peak 1/yr

Co-Author Collaboration Network

10 top collaborators · 21 mutual co-author links

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1 shared paperEcology

B. J. Green

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2 papers

Recent·Most cited

Wherefore the magic? The evolutionary role of psilocybin in nature

Kirsty J. Matthews Nicholass, Ilona Flis, Mick E. Hanley, Mairi E. Knight, Sarah Lane, George R. Littlejohn, Michael D. F. Thom, R.A. Billington, Rich Boden, R. Cummins, B. J. Green, C. Griffin, S. Jones, D. Salmon, I. Sleep, , Jonathan S. Ellis

This study investigates the evolutionary role of psilocybin by testing its effects on Drosophila development and behavior, finding developmental stress and reduced survival but no receptor-specific response.

Ecology and Evolution · Apr 1, 2026Peer-reviewedEcology

Extracting biological structure and heterogeneity from the nano to the macro scale

Edward Rosten, Daniel Stedman, Lee-Ya Chu, Kokila Wickramanayake, George R. Littlejohn, Katherine J. Baxter, Gail McConnell, Siân Culley, Quee-Lim Ch'ng, Christophe Leterrier, Mark Bates, Maxim I. Molodtsov, Susan Cox

This paper introduces SQUASSH, a convolutional neural network that fits structural models to fluorescence microscopy data to quantify variability across biological scales.

bioRxiv · Aug 6, 2025 · PreprintCell Biology