DNA damage and oxidative stress in human cells infected by Trypanosoma cruzi

PTV Florentino, D Mendes, FNL Vitorino… - PLoS …, 2021 - journals.plos.org
cruzi activate several responses that promote unbalance of reactive oxygen species (ROS)
that may cause DNA damage that activate cellular responses including DNA … infected with T. …

Overview of DNA Repair in Trypanosoma cruzi, Trypanosoma brucei, and Leishmania major

DG Passos-Silva, MA Rajão… - Journal of nucleic …, 2010 - Wiley Online Library
… BER is essential to combat oxidative DNA damage during parasite nuclear DNA replication
[58]. The Tritryps genomes apparently do not encode for the other X-family polymerases, …

DNA repair BER pathway inhibition increases cell death caused by oxidative DNA damage in Trypanosoma cruzi

G Cabrera, C Barria, C Fernandez… - Journal of Cellular …, 2011 - Wiley Online Library
cruzi. We establish that ROS/RNS generate nuclear and kinetoplastid DNA damage in T.
cruzi that may be partially repaired by the parasite. Furthermore, we determined that both …

Leishmania major and Trypanosoma cruzi present distinct DNA damage responses

JBF Garcia, JPV da Rocha, HM Costa-Silva… - Molecular and …, 2016 - Elsevier
… We conducted a comparative analysis of the DNA damage response of T. cruzi and L. major
parasites to double-strand breaks induced by two different methods. We compared genome-…

Trypanosoma cruzi infection induces DNA double-strand breaks and activates DNA damage response pathway in host epithelial cells

RA Gonzáles-Córdova, TR Dos Santos… - Scientific Reports, 2024 - nature.com
cruzi coincided with enhanced DNA damage in the host cell. We studied the engagement
of the DNA damage … ) pathways at the different time points (0–24 h post-infection, hpi) by T. …

How Trypanosoma cruzi deals with oxidative stress: Antioxidant defence and DNA repair pathways

A Machado-Silva, PG Cerqueira… - … Research/Reviews in …, 2016 - Elsevier
… This oxidant species can lead to lipid peroxidation (interfering with membrane integrity),
DNA damage (causing strand breaks or chemically changing nitrogen bases), as well as …

Mechanisms of DNA repair in Trypanosoma cruzi: What do we know so far?

E Rose, JL Carvalho, M Hecht - DNA repair, 2020 - Elsevier
… interest in the parasite’s DNA metabolism against natural and artificial DNA damage-causing
insults [16,17]. In the current review, we will go through the main strategies used by the …

Oxidative Stress and DNA Lesions: The Role of 8-Oxoguanine Lesions in Trypanosoma cruzi Cell Viability

PHN Aguiar, C Furtado, BM Repolês… - PLoS neglected …, 2013 - journals.plos.org
… The QPCR technique was employed to compare the extent of DNA damage in the genome
of the parasite populations used in this work. The normalized amplification of pROCK cells …

The in vivo and in vitro roles of Trypanosoma cruzi Rad51 in the repair of DNA double strand breaks and oxidative lesions

D Gomes Passos Silva, S da Silva Santos… - PLoS Neglected …, 2018 - journals.plos.org
… Since TcRad51 does not appear to be involved in the repair of crosslink DNA damage, we
decided to evaluate the contribution of TcRad51 to the cellular response against oxidative …

Unveiling Benznidazole's mechanism of action through overexpression of DNA repair proteins in Trypanosoma cruzi

MA Rajao, C Furtado, CL Alves… - Environmental and …, 2014 - Wiley Online Library
… Because we could not detect a high amount of BZ-induced DNA damage using the QPCR
assays, we analyzed the nuclear and mitochondrial ultrastructure by transmission electron …