Results 11 to 20 of about 176,845 (241)

Regulation of the Cell Biology of Antigen Cross-Presentation [PDF]

open access: yesAnnual Review of Immunology, 2018
Antigen cross-presentation is an adaptation of the cellular process of loading MHC-I molecules with endogenous peptides during their biosynthesis within the endoplasmic reticulum. Cross-presented peptides derive from internalized proteins, microbial pathogens, and transformed or dying cells.
J Magarian Blander
exaly   +5 more sources

Antigen cross-presentation of immune complexes [PDF]

open access: yesFrontiers in Immunology, 2014
The ability of dendritic cells (DC) to cross-present tumor antigens has long been a focus of interest of physicians, as well as basic scientists, that aim to establish efficient cell-based cancer immune therapy. A prerequisite for exploiting this pathway
Barbara ePlatzer   +2 more
doaj   +5 more sources

Chemotherapy enhances cross-presentation of nuclear tumor antigens. [PDF]

open access: yesPLoS ONE, 2014
Cross-presentation of tumor antigen is essential for efficient priming of naïve CD8⁺ T lymphocytes and induction of effective anti-tumor immunity. We hypothesized that the subcellular location of a tumor antigen could affect the efficiency of cross ...
Chidozie C Anyaegbu   +4 more
doaj   +4 more sources

Antigen processing and remodeling of the endosomal pathway: requirements for antigen cross-presentation.

open access: yesFrontiers in Immunology, 2012
The cross-presentation of endocytosed antigen as peptide/class I MHC complexes plays a central role in the elicitation of CD8+ T cell clones that mediate anti-viral and anti-tumor immune responses.
Ewoud Bernardus Compeer   +3 more
doaj   +3 more sources

Improved antigen cross-presentation by polyethyleneimine-based nanoparticles

open access: yesInternational Journal of Nanomedicine, 2011
Jian Chen1, Zhengrong Li1, Hong Huang2, Yanzhu Yang2, Qian Ding2, Junhua Mai1, Wei Guo2, Yuhong Xu21School of Life Sciences and Biotechnology, 2School of Pharmacy, Shanghai Jiao Tong University, Shanghai, People's Republic of ChinaPurpose: In the
Jian Chen   +3 more
doaj   +5 more sources

The Role of Heat Shock Proteins in Antigen Cross Presentation [PDF]

open access: yesFrontiers in Immunology, 2012
Heat shock proteins (HSP) are molecular chaperones that can bind tumor antigens (Ag) and mediate their uptake into antigen presenting cells (APC). HSP-antigen complexes are then directed towards the MHC class I pathway through antigen cross presentation ...
Ayesha eMurshid   +2 more
doaj   +5 more sources

Antigen Presentation in the Lung

open access: yesFrontiers in Immunology, 2022
The lungs are constantly exposed to environmental and infectious agents such as dust, viruses, fungi, and bacteria that invade the lungs upon breathing. The lungs are equipped with an immune defense mechanism that involves a wide variety of immunological
Takumi Kawasaki, Moe Ikegawa, Taro Kawai
doaj   +1 more source

Molecular and cell-biological mechanisms of antigen cross-presentation [PDF]

open access: yesFrontiers in Immunology, 2013
Cross-priming serves to activate cytotoxic T lymphocytes for immune defense against viruses and tumors and plays an important role in vaccinations. Only certain dendritic cell (DC) subsets can cross-present. Several cell surface markers have been described that more or less specifically and sensitively characterize these subsets.
Christian eKurts
doaj   +3 more sources

Endo-lysosomal assembly variations among human leukocyte antigen class I (HLA class I) allotypes

open access: yeseLife, 2023
The extreme polymorphisms of human leukocyte antigen class I (HLA class I) proteins enable the presentation of diverse peptides to cytotoxic T lymphocytes.
Eli Olson   +2 more
doaj   +1 more source

Direct antigen presentation is the canonical pathway of cytomegalovirus CD8 T-cell priming regulated by balanced immune evasion ensuring a strong antiviral response

open access: yesFrontiers in Immunology, 2023
CD8 T cells are important antiviral effectors in the adaptive immune response to cytomegaloviruses (CMV). Naïve CD8 T cells can be primed by professional antigen-presenting cells (pAPCs) alternatively by “direct antigen presentation” or “antigen cross ...
Julia K. Büttner   +8 more
doaj   +1 more source

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