[HTML][HTML] Antigenic variation in African trypanosomes

D Horn - Molecular and biochemical parasitology, 2014 - Elsevier
Abstract Studies on Variant Surface Glycoproteins (VSGs) and antigenic variation in the
African trypanosome, Trypanosoma brucei, have yielded a remarkable range of novel and …

Bloodstream form pre-adaptation to the tsetse fly in Trypanosoma brucei

E Rico, F Rojas, BM Mony, B Szoor… - Frontiers in cellular …, 2013 - frontiersin.org
African trypanosomes are sustained in the bloodstream of their mammalian hosts by their
extreme capacity for antigenic variation. However, for life cycle progression, trypanosomes …

Mosaic VSGs and the Scale of Trypanosoma brucei Antigenic Variation

JPJ Hall, H Wang, JD Barry - PLoS pathogens, 2013 - journals.plos.org
A main determinant of prolonged Trypanosoma brucei infection and transmission and
success of the parasite is the interplay between host acquired immunity and antigenic …

Trypanosoma brucei RAP1 maintains telomere and subtelomere integrity by suppressing TERRA and telomeric RNA:DNA hybrids

V Nanavaty, R Sandhu, SE Jehi… - Nucleic acids …, 2017 - academic.oup.com
Trypanosoma brucei causes human African trypanosomiasis and regularly switches its
major surface antigen, VSG, thereby evading the host's immune response. VSGs are …

Expression site attenuation mechanistically links antigenic variation and development in Trypanosoma brucei

C Batram, NG Jones, CJ Janzen, SM Markert… - Elife, 2014 - elifesciences.org
We have discovered a new mechanism of monoallelic gene expression that links antigenic
variation, cell cycle, and development in the model parasite Trypanosoma brucei. African …

A glutamine sensor that directly activates TORC1

M Tanigawa, K Yamamoto, S Nagatoishi… - Communications …, 2021 - nature.com
Abstract TOR complex 1 (TORC1) is an evolutionarily-conserved protein kinase that controls
cell growth and metabolism in response to nutrients, particularly amino acids. In mammals …

Functional insights from a surface antigen mRNA-bound proteome

L Melo do Nascimento, F Egler, K Arnold… - Elife, 2021 - elifesciences.org
Trypanosoma brucei is the causative agent of human slee** sickness. The parasites'
variant surface glycoprotein (VSG) enables them to evade adaptive immunity via antigenic …

Evolution of antigenic variation in African trypanosomes: variant surface glycoprotein expression, structure, and function

JD Bangs - Bioessays, 2018 - Wiley Online Library
The process of antigenic variation in parasitic African trypanosomes is a remarkable
mechanism for outwitting the immune system of the mammalian host, but it requires a …

Life and times: synthesis, trafficking, and evolution of VSG

PT Manna, C Boehm, KF Leung, SK Natesan… - Trends in …, 2014 - cell.com
Evasion of the acquired immune response in African trypanosomes is principally mediated
by antigenic variation, the sequential expression of distinct variant surface glycoproteins …

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 …