“Reading” a new chapter in protozoan parasite transcriptional regulation

K Fleck, M Nitz, V Jeffers - PLoS Pathogens, 2021 - journals.plos.org
Protozoan parasites continue to cause a significant health and economic burden worldwide.
As infectious organisms, they pose unique and difficult challenges due to a level of …

[HTML][HTML] Deviating from the norm: Nuclear organisation in trypanosomes

MC Field - Current Opinion in Cell Biology, 2023 - Elsevier
At first glance the nucleus is a highly conserved organelle. Overall nuclear morphology, the
octagonal nuclear pore complex, the presence of peripheral heterochromatin and the …

Histone divergence in trypanosomes results in unique alterations to nucleosome structure

G Deák, H Wapenaar, G Sandoval, R Chen… - Nucleic Acids …, 2023 - academic.oup.com
Eukaryotes have a multitude of diverse mechanisms for organising and using their
genomes, but the histones that make up chromatin are highly conserved. Unusually …

Comprehensive Analysis of Nascent Transcriptome Reveals Diverse Transcriptional Profiles Across the Trypanosoma cruzi Genome Underlining the Regulatory Role …

PL Carvalho de Lima, L de Sousa Lopes… - bioRxiv, 2024 - biorxiv.org
Trypanosomatids are eukaryotic parasites exhibiting polycistronic transcription and trans-
splicing. Post-transcriptional mechanisms are acknowledged as pivotal in gene expression …

DNA lesions that block transcription induce the death of Trypanosoma cruzi via ATR activation, which is dependent on the presence of R-loops

IC Mendes, W dos Reis Bertoldo, AS Miranda-Junior… - DNA repair, 2024 - Elsevier
Trypanosoma cruzi is the etiological agent of Chagas disease and a peculiar eukaryote with
unique biological characteristics. DNA damage can block RNA polymerase, activating …

Key Regulators of Parasite Biology Viewed Through a Post‐Translational Modification Repertoire

N Zhang, N Jiang, Q Chen - Proteomics, 2024 - Wiley Online Library
Parasites are the leading causes of morbidity and mortality in both humans and animals,
imposing substantial socioeconomic burdens worldwide. Controlling parasitic diseases has …

Navigating the boundaries between metabolism and epigenetics in trypanosomes

AP Menezes, AM Murillo, CG de Castro, NK Bellini… - Trends in …, 2023 - cell.com
Epigenetic marks enable cells to acquire new biological features that favor their adaptation
to environmental changes. These marks are chemical modifications on chromatin …

Histone divergence in Trypanosoma brucei results in unique alterations to nucleosome structure

G Deák, H Wapenaar, G Sandoval, R Chen… - bioRxiv, 2023 - biorxiv.org
Eukaryotes have a multitude of diverse mechanisms for organising and using their
genomes, but the histones that make up chromatin are highly conserved. Unusually …

Non‐histone protein methylation in Trypanosoma cruzi epimastigotes

RF de Almeida, ACR Lucena, M Batista… - …, 2023 - Wiley Online Library
Post‐translational methylation of proteins, which occurs in arginines and lysines, modulates
several biological processes at different levels of cell signaling. Recently, methylation has …

[BOG][B] Studies on processing and decay of tRNA in Trypanosoma brucei

GS d'Almeida - 2023 - search.proquest.com
In all domains of life, transfer (t) RNAs can be interrupted by intervening sequences (introns),
which must be removed by splicing to generate mature molecules required for protein …