Herbaria provide a valuable resource for obtaining informative mRNA
Tyszka AS, Chia KS, Bretz EC, Mansour L, Larson DA,
Carella P, Walker JF.
bioRxiv preprint.
2025:2025-02.
Alexa Tyszka
Ph.D. Candidate, Ecology & Evolution
University of Illinois at Chicago · Walker Lab
Nice to meet you! I am broadly interested in plant evolution and phylogenetics, specifically within Caryophyllales and carnivorous plants across disparate families. In my work I attempt to optimize analyses of large-scale genetic data with tools in and python .
recent work
A necrotizing toxin enables Pseudomonas syringae infection across evolutionarily divergent plants
Grenz K, Chia KS, Turley EK, Tyszka AS, Atkinson RE,
Reeves J, Vickers M, Rejzek M, Walker JF, Carella P.
Cell Host & Microbe. 2025 Jan 8;33(1):20-9.
Sequencing historical RNA: unrealized potential to increase understanding of the plant tree of life
Tyszka AS, Larson DA, Walker JF.
Trends in Plant Science. 2024 Nov 29.
Transcriptome data from silica-preserved leaf tissue reveal gene flow patterns in a Caribbean bromeliad
Ruiz-Vargas N, Ramanauskas K, Tyszka AS, Bretz EC,
Yeo MT, Mason-Gamer RJ, Walker JF.
Annals of Botany. 2024 Mar 1;133(3):459-72.
Characterizing conflict and congruence of molecular evolution across organellar genome sequences for phylogenetics in land plants
Tyszka AS, Bretz EC, Robertson HM, Woodcock-Girard
MD, Ramanauskas K, Larson DA, Stull GW and Walker JF
(2023)
Front. Plant Sci. 14:1125107.
RNA-seq and prospects for obtaining non-model plant transcriptomes
Tyszka AS, Larson DA, Walker JF.
Botany 2023. Also see
interactive figures
and
source citations.
updates
July 2024
Presented my first talk at Botany 2024
titled Prospects for expanding the plant tree of life with historical RNA sequencing in Montreal. Interactive figures are available here.
June 2022
Presented at Evolution 2022
Attended in Cleveland, Ohio, and presented a poster on Cactus Virus X.
