Results 11 to 20 of about 10,974 (221)

VSG mRNA levels are regulated by the production of functional VSG protein. [PDF]

open access: yesMolecular and Biochemical Parasitology, 2020
The bloodstream form of Trypanosoma brucei persists in mammalian hosts through a population survival strategy depending on antigenic variation of a cell surface coat composed of the variant surface glycoprotein (VSG).
Angela Schwede   +3 more
core   +5 more sources

Pedal to the Metal: Nuclear Splicing Bodies Turbo-Charge VSG mRNA Production in African Trypanosomes [PDF]

open access: yesFrontiers in Cell and Developmental Biology, 2022
The African trypanosome Trypanosoma brucei is a parasite of the mammalian bloodstream and tissues, where an antigenically variable Variant Surface Glycoprotein (VSG) coat protects it from immune attack.
James Budzak, Gloria Rudenko
doaj   +2 more sources

Cohesin regulates VSG monoallelic expression in trypanosomes [PDF]

open access: yesJournal of Cell Biology, 2009
Antigenic variation allows Trypanosoma brucei to evade the host immune response by switching the expression of 1 out of ∼15 telomeric variant surface glycoprotein (VSG) expression sites (ESs).
David Landeira   +7 more
core   +5 more sources

VSG image processing and analysis (VSG IPA) toolbox [PDF]

open access: yes, 2013
The VSG TOOLBOX is a free MATLAB compatible image processing and analysis toolbox which provides high level access to a wide range of image processing and analysis algorithms.
Paul F Whelan, Whelan, Paul F.
core   +4 more sources

Constrained operation zone of a VSG considering the DC-side power margin

open access: yesThe Journal of Engineering, 2019
Recently, the virtual synchronous generator (VSG) has drawn considerable attention for its function of simulating the electromechanical transient of SG to make converters equip with the characters of inertia, damping, voltage regulating, and frequency ...
Chang Yuan   +3 more
doaj   +2 more sources

Analysis and Optimization Strategy of Active Power Dynamic Response for VSG under a Weak Grid

open access: yesEnergies, 2023
A virtual synchronous generator (VSG) has a good adaptability to the weak grid but its grid-connected active power (GCAP) has the problem of a slow dynamic response under the active power command step.
Rongliang Shi   +3 more
doaj   +2 more sources

Controls of the expression of the Vsg in Trypanosoma brucei.

open access: yesMolecular and Biochemical Parasitology, 1998
We present an overview of the regulation of vsg expression, focusing on initiation and elongation of transcription as well as processing and stabilization of the transcripts. We propose a model where common factors are involved in the reverse controls of
Pays, Etienne, Vanhamme, Luc
core   +5 more sources

基于模型预测控制的光储发电系统VSG频率控制方法 [PDF]

open access: yes, 2022
随着光伏发电装机规模大幅提升,电力系统转动惯量不断降低,虚拟同步发电机(virtual synchronous generator,VSG)技术被广泛采用以应对日益严峻的电网稳定性问题。为进一步提高VSG技术对系统稳定性的改善作用,提出基于模型预测控制的VSG频率控制方法。该方法首先在同步发电机转子运动方程和逆变器下垂控制方程基础上建立VSG可优化的离散模型,再通过模型预测控制(model predictive control,MPC)预测VSG转子角频率的运动轨迹 ...
张志丹   +3 more
core   +2 more sources

Transcription Dependent Loss of an Ectopically Expressed Variant Surface Glycoprotein during Antigenic Variation in Trypanosoma brucei

open access: yesmBio, 2022
In the mammalian host, Trypanosoma brucei is coated in a single-variant surface glycoprotein (VSG) species. Stochastic switching of the expressed VSG allows the parasite to escape detection by the host immune system.
Emilia Jane McLaughlin   +3 more
doaj   +1 more source

Antigenic variation in Trypanosoma brucei: joining the DOTs [PDF]

open access: yes, 2008
African trypanosomes, such as <i>Trypanosoma brucei</i>, are protistan parasites that cause sleeping sickness. Though first described more than a century ago, trypanosomes remain a blight on the health of the human population and on the ...
Swiderski, Michal R.   +11 more
core   +1 more source

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