RNA velocity unraveled

G Gorin, M Fang, T Chari, L Pachter - PLOS Computational …, 2022 - journals.plos.org
We perform a thorough analysis of RNA velocity methods, with a view towards
understanding the suitability of the various assumptions underlying popular …

Leveraging transcriptomics for precision diagnosis: Lessons learned from cancer and sepsis

M Tsakiroglou, A Evans, M Pirmohamed - Frontiers in Genetics, 2023 - frontiersin.org
Diagnostics require precision and predictive ability to be clinically useful. Integration of multi-
omic with clinical data is crucial to our understanding of disease pathogenesis and …

Selecting gene features for unsupervised analysis of single-cell gene expression data

J Sheng, WV Li - Briefings in bioinformatics, 2021 - academic.oup.com
Single-cell RNA sequencing (scRNA-seq) technologies facilitate the characterization of
transcriptomic landscapes in diverse species, tissues, and cell types with unprecedented …

Neural network aided approximation and parameter inference of non-Markovian models of gene expression

Q Jiang, X Fu, S Yan, R Li, W Du, Z Cao, F Qian… - Nature …, 2021 - nature.com
Non-Markovian models of stochastic biochemical kinetics often incorporate explicit time
delays to effectively model large numbers of intermediate biochemical processes. Analysis …

The correlation between cell and nucleus size is explained by an eukaryotic cell growth model

Y Wu, AF Pegoraro, DA Weitz, P Janmey… - PLoS computational …, 2022 - journals.plos.org
In eukaryotes, the cell volume is observed to be strongly correlated with the nuclear volume.
The slope of this correlation depends on the cell type, growth condition, and the physical …

Biophysical modeling with variational autoencoders for bimodal, single-cell RNA sequencing data

M Carilli, G Gorin, Y Choi, T Chari, L Pachter - Nature Methods, 2024 - nature.com
Here we present biVI, which combines the variational autoencoder framework of scVI with
biophysical models describing the transcription and splicing kinetics of RNA molecules. We …

Interpretable and tractable models of transcriptional noise for the rational design of single-molecule quantification experiments

G Gorin, JJ Vastola, M Fang, L Pachter - Nature Communications, 2022 - nature.com
The question of how cell-to-cell differences in transcription rate affect RNA count
distributions is fundamental for understanding biological processes underlying transcription …

Quantifying how post-transcriptional noise and gene copy number variation bias transcriptional parameter inference from mRNA distributions

X Fu, HP Patel, S Coppola, L Xu, Z Cao, TL Lenstra… - Elife, 2022 - elifesciences.org
Transcriptional rates are often estimated by fitting the distribution of mature mRNA numbers
measured using smFISH (single molecule fluorescence in situ hybridization) with the …

Concentration fluctuations in growing and dividing cells: Insights into the emergence of concentration homeostasis

C Jia, A Singh, R Grima - PLoS computational biology, 2022 - journals.plos.org
Intracellular reaction rates depend on concentrations and hence their levels are often
regulated. However classical models of stochastic gene expression lack a cell size …

Effects of cell cycle variability on lineage and population measurements of messenger RNA abundance

R Perez-Carrasco, C Beentjes… - Journal of the Royal …, 2020 - royalsocietypublishing.org
Many models of gene expression do not explicitly incorporate a cell cycle description. Here,
we derive a theory describing how messenger RNA (mRNA) fluctuations for constitutive and …