Results 41 to 50 of about 279,104 (335)

Comparative genome analyses reveal distinct structure in the saltwater crocodile MHC.

open access: yesPLoS ONE, 2014
The major histocompatibility complex (MHC) is a dynamic genome region with an essential role in the adaptive immunity of vertebrates, especially antigen presentation.
Weerachai Jaratlerdsiri   +14 more
doaj   +1 more source

Recognition surfaces of MHC class I

open access: yesImmunological Reviews, 1998
Summary: Recent crystallographic results have provided dose to atomic resolution views of the recognition events mediated by MHC class I molecules. The specificity‐conferring interaction of MHC class I/peptide with a T‐cell antigen receptor (TCR) appears dependent on certain key interactions with the MHC scaffold.
Jones, E, Tormo, J, Reid, S, Stuart, D
openaire   +2 more sources

Statistical deconvolution of enthalpic energetic contributions to MHC-peptide binding affinity [PDF]

open access: yes, 2006
Background: MHC Class I molecules present antigenic peptides to cytotoxic T cells, which forms an integral part of the adaptive immune response. Peptides are bound within a groove formed by the MHC heavy chain. Previous approaches to MHC Class I-peptide
Davies, M.N.   +4 more
core   +3 more sources

Induction of MHC Class I Expression by the MHC Class II Transactivator CIITA [PDF]

open access: yesImmunity, 1997
Major histocompatibility complex (MHC) class I–deficient cell lines were used to demonstrate that the MHC class II transactivator (CIITA) can induce surface expression of MHC class I molecules. CIITA induces the promoter of MHC class I heavy chain genes. The site α DNA element is the target for CIITA-induced transactivation of class I.
Martin, Brian K   +6 more
openaire   +2 more sources

Expression of MHC Class I and II in Growing Ovarian Follicles of Young and Old Laying Hens, Gallus domesticus

open access: yesThe Journal of Poultry Science, 2005
The aim of this study was to determine whether the expressions of MHC class I and II in the ovarian follicles change with follicular growth and aging of birds. Theca layer of white follicles (WF), the largest and the third largest preovulatory follicles
Kalpana Subedi, Yukinori Yoshimura
doaj   +1 more source

In vivo Downregulation of MHC Class I Molecules by HCMV Occurs During All Phases of Viral Replication but Is Not Always Complete

open access: yesFrontiers in Cellular and Infection Microbiology, 2020
Based on cell culture data, MHC class I downregulation by HCMV on infected cells has been suggested as a means of immune evasion by this virus. In order to address this issue in vivo, an immunohistochemical analysis of tissue sections from biopsy and ...
Florin Gabor   +3 more
doaj   +1 more source

Probing natural killer cell education by Ly49 receptor expression analysis and computational modelling in single MHC class I mice. [PDF]

open access: yesPLoS ONE, 2009
Murine natural killer (NK) cells express inhibitory Ly49 receptors for MHC class I molecules, which allows for "missing self" recognition of cells that downregulate MHC class I expression.
Sofia Johansson   +7 more
doaj   +1 more source

MHC Class I Antigen Processing Pathways

open access: yesHuman Immunology, 1997
The multistep process that culminates in major histocompatibility complex (MHC) class I presentation of foreign of self-peptides begins in the last phases of protein catabolism. Although the individual roles of many key molecules-such as proteasomes, the transporter associated with antigen processing, and various endoplasmic reticulum chaperones-have ...
A, Maffei, K, Papadopoulos, P E, Harris
openaire   +2 more sources

Evolution of major histocompatibility complex class I genes in the sable Martes zibellina (Carnivora, Mustelidae)

open access: yesEcology and Evolution, 2020
The molecules encoded by major histocompatibility complex (MHC) genes play an essential role in the adaptive immune response among vertebrates. We investigated the molecular evolution of MHC class I genes in the sable Martes zibellina. We isolated 26 MHC
Baojun Zhao   +8 more
doaj   +1 more source

Investigating the cell of origin and novel molecular targets in Merkel cell carcinoma: a historic misnomer

open access: yesMolecular Oncology, EarlyView.
This study indicates that Merkel cell carcinoma (MCC) does not originate from Merkel cells, and identifies gene, protein & cellular expression of immune‐linked and neuroendocrine markers in primary and metastatic Merkel cell carcinoma (MCC) tumor samples, linked to Merkel cell polyomavirus (MCPyV) status, with enrichment of B‐cell and other immune cell
Richie Jeremian   +10 more
wiley   +1 more source

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