Author

Rashida A. Ferrand

London School of Hygiene & Tropical MedicineORCID 0000-0002-7660-9176Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Genetic & Genomic Medicine· 1 Microbiology· 1

Signature Assays, Organisms & Methods

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Research Focus:cell type annotation· 1 Research Focus:differential expression· 1 Approach:experimental assay· 1 Organism:human· 1 Assay:metagenomics· 1 Approach:statistical model· 1 Research Focus:variant calling· 1 Assay:whole-genome sequencing· 1

Frequent Co-Authors

Beauty Makamure· 1 shared Beth SampheriD· 1 shared Bianca Da Costa DiasiD· 1 shared Celia Louise GregsoniD· 1 shared Christoph Leschczyk· 1 shared Ethel DauyaiD· 1 shared Etienne E. Müller· 1 shared Florent LassalleiD· 1 shared

Activity by Year

2025-2026 · peak 1/yr

Co-Author Collaboration Network

10 top collaborators · 24 mutual co-author links

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1 shared paperGenetic & Genomic Medicine

Beauty Makamure

Mutual co-authors in cluster

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2 papers

Recent·Most cited

Phylo-Plex: A phylogenetically informed, low-cost amplicon sequencing platform for deployable high-resolution genomic epidemiology

Mathew A. Beale, Vignesh Shetty, Kirsty Ambridge, George Lacey, Sam Dougan, William Roberts-Sengier, Beth Sampher, Florent Lassalle, Matthew J. Dorman, Mahlape P. Mahlangu, Johanna M. E. Venter, Bianca Da Costa Dias, Martha Chipinduro, Tendai Washaya, Luanne Rodgers, , Nicholas Robert Thomson

Phylo-Plex is a low-cost amplicon sequencing method for high-resolution genomic epidemiology, achieving fine-scale lineage discrimination comparable to whole-genome sequencing in resource-limited settings.

Nature Communications · Jul 9, 2026Peer-reviewedGenetic & Genomic Medicine

The effect of vitamin D and calcium supplementation on gut microbiota composition in adolescents living with HIV in Southern Africa

Matthias Hauptmann, Nyasha Veronica Dzavakwa, Mizinga Jacqueline Tembo, Molly Mazombwe-Chisenga, Christoph Leschczyk, Gajanan Thirumoolanathan, Karen Sichibalo, Tafadzwa Madanhire, Sarah Rowland‐Jones, Paul M. Kelly, Katharina Kranzer, Suzanne Filteau, Celia Louise Gregson, Victoria M. Simms, Lackson Kasonka, , Ulrich Emil Schaible

This study examines how vitamin D and calcium supplementation affects gut microbiota in HIV-positive adolescents, finding reduced Clostridia abundance and microbiota influence on PTH and bone density.

bioRxiv · Nov 20, 2025 · PreprintMicrobiology