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Omics · study · 2026

Single-cell transcriptomic profiling of Toxoplasma gondii eIF5A K49 mutants during alkaline stress-induced differentiation

Listed in NCBI GEO

This study investigates how the acetylation status of lysine 49 (K49) in eukaryotic translation initiation factor 5A (eIF5A) influences transcriptional heterogeneity and developmental-state transitions in Toxoplasma gondii.

Description

Using the ME49 strain as the genetic background, we performed 10x Genomics single-cell RNA sequencing on wild-type parasites, an eIF5A-K49Q acetylation-mimic mutant, and an eIF5A-K49R non-acetylatable charge-conservative mutant.

Each parasite line was cultured under standard conditions or exposed to alkaline medium (pH 8.2 for 4 days) to induce tachyzoite-to-bradyzoite differentiation in vitro. For each genotype-by-condition group, three independently cultured biological replicates were pooled before single-cell capture to generate one scRNA-seq library. Six pooled libraries were generated in total.

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This dataset enables characterization of parasite cell-state heterogeneity and transcriptional programs associated with eIF5A K49 status during stress-induced differentiation.

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Life Sciences
Inferred from text
RNA sequencing 75% · Sequencing 75% · Single-cell RNA sequencing 75%
Provenance · 1 source records, 9 field assertions
SourceKeyLast seenRaw
NCBI GEOGSE34625211 d agoJSON v1
FieldAssertionExtractorEvidence
access_levelsource · NCBI GEOconnector:ncbi_geo@1.0.0
concepts[field].local:field:life-sciencesmapping · NCBI GEOconnector:ncbi_geo@1.0.0
concepts[method].geo_series_type:expression-profiling-by-high-throughput-sequencingsource · NCBI GEOconnector:ncbi_geo@1.0.0/gdstype
concepts[modality].local:modality:rna-seqenrichment · NCBI GEOkeyword-concept-rules@1.0.0title+description (75%)
concepts[modality].local:modality:sequencingenrichment · NCBI GEOkeyword-concept-rules@1.0.0title+description (75%)
concepts[modality].local:modality:single-cell-rna-seqenrichment · NCBI GEOkeyword-concept-rules@1.0.0title+description (75%)
descriptionsource · NCBI GEOconnector:ncbi_geo@1.0.0/summary
publication_datesource · NCBI GEOconnector:ncbi_geo@1.0.0
titlesource · NCBI GEOconnector:ncbi_geo@1.0.0/title