Replication origin location might contribute to genetic variability in Trypanosoma cruzi

CB De Araujo, JPC da Cunha, DT Inada, J Damasceno… - BMC genomics, 2020 - Springer
Background DNA replication in trypanosomatids operates in a uniquely challenging
environment, since most of their genomes are constitutively transcribed. Trypanosoma cruzi …

Integrating high-throughput analysis to create an atlas of replication origins in Trypanosoma cruzi in the context of genome structure and variability

MO Vitarelli, TA Franco, DS Pires, ARJ Lima, VL Viala… - Mbio, 2024 - Am Soc Microbiol
Trypanosoma cruzi is the etiologic agent of the most prevalent human parasitic disease in
Latin America, Chagas disease. Its genome is rich in multigenic families that code for …

Chromosomal copy number variation reveals differential levels of genomic plasticity in distinct Trypanosoma cruzi strains

JL Reis-Cunha, GF Rodrigues-Luiz, HO Valdivia… - BMC genomics, 2015 - Springer
Background Trypanosoma cruzi, the etiologic agent of Chagas disease, is currently divided
into six discrete typing units (DTUs), named TcI–TcVI. CL Brener, the reference strain of the …

Genome-wide analysis reveals extensive functional interaction between DNA replication initiation and transcription in the genome of Trypanosoma brucei

C Tiengwe, L Marcello, H Farr, N Dickens, S Kelly… - Cell reports, 2012 - cell.com
Identification of replication initiation sites, termed origins, is a crucial step in understanding
genome transmission in any organism. Transcription of the Trypanosoma brucei genome is …

The Dynamics of Replication in Trypanosoma cruzi Parasites by Single‐Molecule Analysis

CB de Araujo, SG Calderano… - Journal of Eukaryotic …, 2019 - Wiley Online Library
Here, we investigated the features of replication in Trypanosoma cruzi epimastigotes based
on fork speed progression, which is influenced by distinct features such as DNA polymerase …

Single molecule analysis of Trypanosoma brucei DNA replication dynamics

SG Calderano, WC Drosopoulos… - Nucleic acids …, 2015 - academic.oup.com
Eukaryotic genome duplication relies on origins of replication, distributed over multiple
chromosomes, to initiate DNA replication. A recent genome-wide analysis of Trypanosoma …

Trypanosoma cruzi DNA replication includes the sequential recruitment of pre-replication and replication machineries close to nuclear periphery

SG Calderano, P Diogo de Melo Godoy, MCM Motta… - Nucleus, 2011 - Taylor & Francis
In eukaryotes, many nuclear processes are spatially compartmentalized. Previously, we
have shown that in Trypanosoma cruzi, an early-divergent eukaryote, DNA replication …

Mapping replication dynamics in Trypanosoma brucei reveals a link with telomere transcription and antigenic variation

R Devlin, CA Marques, D Paape, M Prorocic… - Elife, 2016 - elifesciences.org
Survival of Trypanosoma brucei depends upon switches in its protective Variant Surface
Glycoprotein (VSG) coat by antigenic variation. VSG switching occurs by frequent …

Microevolution of Trypanosoma cruzi reveals hybridization and clonal mechanisms driving rapid genome diversification

GM Matos, MD Lewis, C Talavera-López, M Yeo… - Elife, 2022 - elifesciences.org
Protozoa and fungi are known to have extraordinarily diverse mechanisms of genetic
exchange. However, the presence and epidemiological relevance of genetic exchange in …

Widespread, focal copy number variations (CNV) and whole chromosome aneuploidies in Trypanosoma cruzi strains revealed by array comparative genomic …

TA Minning, DB Weatherly, S Flibotte, RL Tarleton - BMC genomics, 2011 - Springer
Background Trypanosoma cruzi is a protozoan parasite and the etiologic agent of Chagas
disease, an important public health problem in Latin America. T. cruzi is diploid, almost …