[HTML][HTML] Emergence and adaptation of the cellular machinery directing antigenic variation in the African trypanosome

J Faria, EM Briggs, JA Black, R McCulloch - Current opinion in …, 2022 - Elsevier
Survival of the African trypanosome within its mammalian hosts, and hence transmission
between hosts, relies upon antigenic variation, where stochastic changes in the composition …

[HTML][HTML] Epigenetic regulation of virulence gene expression in parasitic protozoa

MT Duraisingh, D Horn - Cell host & microbe, 2016 - cell.com
Protozoan parasites colonize numerous metazoan hosts and insect vectors through their life
cycles, with the need to respond quickly and reversibly while encountering diverse and often …

[HTML][HTML] Stage-specific transcription activator ESB1 regulates monoallelic antigen expression in Trypanosoma brucei

L López-Escobar, B Hänisch, C Halliday, M Ishii… - Nature …, 2022 - nature.com
Variant surface glycoprotein (VSG) coats bloodstream form Trypanosoma brucei parasites,
and monoallelic VSG expression underpins the antigenic variation necessary for …

Trypanosoma brucei histones are heavily modified with combinatorial post-translational modifications and mark Pol II transcription start regions with hyperacetylated …

JP Maree, A Tvardovskiy, T Ravnsborg… - Nucleic Acids …, 2022 - academic.oup.com
Trypanosomes diverged from the main eukaryotic lineage about 600 million years ago, and
display some unusual genomic and epigenetic properties that provide valuable insight into …

DNA recombination strategies during antigenic variation in the African trypanosome

R McCulloch, LJ Morrison, JPJ Hall - Mobile DNA III, 2015 - Wiley Online Library
One of the most powerful drivers of evolutionary change is the process of adaptation and
counter‐adaptation by interacting species (1). The so‐called “arms race” between parasites …

Transcriptional regulation of telomeric expression sites and antigenic variation in trypanosomes

I Cestari, K Stuart - Current genomics, 2018 - ingentaconnect.com
Introduction: Trypanosoma brucei uses antigenic variation to evade the host antibody
clearance by periodically changing its Variant Surface Glycoprotein (VSGs) coat. T. brucei …

[HTML][HTML] 25 years of African trypanosome research: From description to molecular dissection and new drug discovery

KR Matthews - Molecular and Biochemical Parasitology, 2015 - Elsevier
Abstract The Molecular Parasitology conference was first held at the Marine Biological
laboratory, Woods Hole, USA 25 years ago. Since that first meeting, the conference has …

[HTML][HTML] 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 …

Antigenic variation in African trypanosomes: the importance of chromosomal and nuclear context in VSG expression control

L Glover, S Hutchinson, S Alsford… - Cellular …, 2013 - Wiley Online Library
African trypanosomes are lethal human and animal parasites that use antigenic variation for
evasion of host adaptive immunity. To facilitate antigenic variation, trypanosomes dedicate …

TDP1 is an HMG chromatin protein facilitating RNA polymerase I transcription in African trypanosomes

MS Narayanan, G Rudenko - Nucleic acids research, 2013 - academic.oup.com
Unusually for a eukaryote, Trypanosoma brucei transcribes its variant surface glycoprotein
(VSG) gene expression sites (ESs) in a monoallelic fashion using RNA polymerase I (Pol I) …