Results 31 to 40 of about 1,150,441 (351)

Pathogenicity of anti-ADAMTS13 autoantibodies in acquired thrombotic thrombocytopenic purpura. [PDF]

open access: yes, 2015
BACKGROUND: Acquired thrombotic thrombocytopenic purpura (TTP) is an autoimmune disease in which anti-ADAMTS13 autoantibodies cause severe enzyme deficiency.
Crawley, JT   +3 more
core   +2 more sources

Antigen presentation in uveitis [PDF]

open access: yesEye, 1997
Experimental autoimmune uveoretinits (EAU) is not only a valuable model for human inflammatory eye diseases, it is also a useful system for studying many aspects of immunobiology. One such aspect is self/non-self discrimination, the ability of the immune system to tolerate self molecules while responding aggressively to foreign antigens. Our laboratory
Shiv A. Prasad, Dale S. Gregerson
openaire   +3 more sources

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

Mechanisms to Evade the Phagocyte Respiratory Burst Arose by Convergent Evolution in Typhoidal Salmonella Serovars. [PDF]

open access: yes, 2018
Typhoid fever caused by Salmonella enterica serovar (S.) Typhi differs in its clinical presentation from gastroenteritis caused by S. Typhimurium and other non-typhoidal Salmonella serovars.
Bäumler, Andreas J   +6 more
core   +6 more sources

Antigen Presentation in Transplantation [PDF]

open access: yesTrends in Immunology, 2016
Transplantation of solid organs between genetically distinct individuals leads, in the absence of immunosuppression, to T cell-dependent transplant rejection. Activation of graft-reactive T cells relies on the presentation of transplant-derived antigens (intact donor MHC molecules or processed peptides on host MHC molecules) by mature dendritic cells ...
Maria-Luisa Alegre   +2 more
openaire   +3 more sources

Antigenic waves of virus-immune co-evolution [PDF]

open access: yes, 2021
The evolution of many microbes and pathogens, including circulating viruses such as seasonal influenza, is driven by immune pressure from the host population. In turn, the immune systems of infected populations get updated, chasing viruses even further away.
arxiv   +1 more source

Poly(2-propylacrylic acid)/poly(lactic-co-glycolic acid) blend microparticles as a targeted antigen delivery system to direct either CD4+ or CD8+ T cell activation. [PDF]

open access: yes, 2017
Poly(lactic-co-glycolic acid) (PLGA) based microparticles (MPs) are widely investigated for their ability to load a range of molecules with high efficiency, including antigenic proteins, and release them in a controlled manner.
Bracho-Sanchez, Evelyn   +6 more
core   +1 more source

Promising Extracellular Vesicle-Based Vaccines against Viruses, Including SARS-CoV-2

open access: yesBiology, 2021
Extracellular vesicles (EVs) are secreted from almost all human cells and mediate intercellular communication by transferring heterogeneous molecules (i.e., DNA, RNAs, proteins, and lipids).
Berina Sabanovic   +3 more
doaj   +1 more source

Heat Shock Protein Magic in Antigen Trafficking within Dendritic Cells:Implications in Antigen Cross-presentation in Immunity [PDF]

open access: yes, 2012
Dendritic cells (DCs) take up soluble- or cell-associated antigens and digest them, delivering fragments to the MHC class I pathway to display antigenic peptides to CD8+ T cells, a process known as cross-presentation.
Udono, Heiichiro
core   +1 more source

Dysregulated Circulating Dendritic Cell Function in Ulcerative Colitis Is Partially Restored by Probiotic Strain Lactobacillus casei Shirota

open access: yesMediators of Inflammation, 2013
Background. Dendritic cells regulate immune responses to microbial products and play a key role in ulcerative colitis (UC) pathology. We determined the immunomodulatory effects of probiotic strain Lactobacillus casei Shirota (LcS) on human DC
Elizabeth R. Mann   +12 more
doaj   +1 more source

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