User profiles for S. J. Powis
Simon J PowisReader, School of Medicine, University of St Andrews Verified email at st-andrews.ac.uk Cited by 6490 |
Assembly and export of MHC class I peptide ligands
AN Antoniou, SJ Powis, T Elliott - Current opinion in immunology, 2003 - Elsevier
… the TR2 motif in ERp57–tapasin conjugates can be modified by oxidising reagents, suggesting
that TR2 is available to undergo redox reactions with substrates (A Antoniou and S Powis…
that TR2 is available to undergo redox reactions with substrates (A Antoniou and S Powis…
Open conformers: the hidden face of MHC-I molecules
A pool of MHC-I molecules present at the plasma membrane can dissociate from the peptide
and/or the light chain, becoming open MHC-I conformers. Whereas peptide-bound MHC-I …
and/or the light chain, becoming open MHC-I conformers. Whereas peptide-bound MHC-I …
HLA‐E is expressed on trophoblast and interacts with CD94/NKG2 receptors on decidual NK cells
A King, DSJ Allan, M Bowen, SJ Powis… - European journal of …, 2000 - Wiley Online Library
Non‐classical MHC class I molecule HLA‐E is the ligand for CD94 / NKG2 NK cell receptors.
Surface expression of HLA‐E requires binding of specific HLA class I leader sequences. …
Surface expression of HLA‐E requires binding of specific HLA class I leader sequences. …
Nanoparticle tracking analysis monitors microvesicle and exosome secretion from immune cells
…, AC Riches, F Gunn‐Moore, SJ Powis - …, 2012 - Wiley Online Library
Nanoparticle tracking analysis permits the determination of both the size distribution and
relative concentration of microvesicles, including exosomes, in the supernatants of cultured …
relative concentration of microvesicles, including exosomes, in the supernatants of cultured …
EULAR study group on 'MHC-I-opathy': identifying disease-overarching mechanisms across disciplines and borders
The ‘MHC-I (major histocompatibility complex class I)-opathy’ concept describes a family of
inflammatory conditions with overlapping clinical manifestations and a strong genetic link to …
inflammatory conditions with overlapping clinical manifestations and a strong genetic link to …
Restoration of antigen presentation to the mutant cell line RMA-S by an MHC-linked transporter
SJ Powis, ARM Townsend, EV Deverson, J Bastin… - Nature, 1991 - nature.com
IN mammalian cells, short peptides derived from intracellular proteins are displayed on the
cell membrane associated with class I molecules of the major histocompatibility complex (…
cell membrane associated with class I molecules of the major histocompatibility complex (…
Lasing within live cells containing intracellular optical microresonators for barcode-type cell tagging and tracking
We report on a laser that is fully embedded within a single live cell. By harnessing natural
endocytosis of the cell, we introduce a fluorescent whispering gallery mode (WGM) …
endocytosis of the cell, we introduce a fluorescent whispering gallery mode (WGM) …
[HTML][HTML] Aberrant NF-kappaB expression in autism spectrum condition: a mechanism for neuroinflammation
…, E Campbell, S Lynch, J Suckling, SJ Powis - Frontiers in …, 2011 - frontiersin.org
Autism spectrum condition (ASC) is recognized as having an inflammatory component. Post-mortem
brain samples from patients with ASC display neuroglial activation and …
brain samples from patients with ASC display neuroglial activation and …
Effect of polymorphism of an MHC-linked transporter on the peptides assembled in a class I molecule
SJ Powis, EV Deverson, WJ Coadweil, A Ciruela… - Nature, 1992 - nature.com
Short antigenic peptides bound in the groove of class I major histocompatibility complex
molecules enable T cells to detect intracellular pathogens. It has been assumed that structural …
molecules enable T cells to detect intracellular pathogens. It has been assumed that structural …
[PDF][PDF] A role for the thiol-dependent reductase ERp57 in the assembly of MHC class I molecules
NA Morrice, SJ Powis - Current biology, 1998 - cell.com
An important mammalian defence strategy against intracellular pathogens is the presentation
of cytoplasmically derived short peptides by major histocompatibility complex (MHC) class …
of cytoplasmically derived short peptides by major histocompatibility complex (MHC) class …