Results 1 to 10 of about 3,611,485 (197)

Immune suppression and immune activation in depression [PDF]

open access: yesBrain, Behavior, and Immunity, 2011
Depression has been characterized as a disorder of both immune suppression and immune activation. Markers of impaired cellular immunity (decreased natural killer cell cytotoxicity) and inflammation (elevated IL-6, TNFα, and CRP) have been associated with depression.
Dwight L Evans
exaly   +3 more sources

FcγR requirements and costimulatory capacity of Urelumab, Utomilumab, and Varlilumab

open access: yesFrontiers in Immunology, 2023
IntroductionTargeting costimulatory receptors of the tumor necrosis factor receptor (TNFR) superfamily with agonistic antibodies is a promising approach in cancer immuno therapy.
Judith Leitner   +4 more
doaj   +1 more source

A Highly Sensitive Cell-Based TLR Reporter Platform for the Specific Detection of Bacterial TLR Ligands

open access: yesFrontiers in Immunology, 2022
Toll-like receptors (TLRs) are primary pattern recognition receptors (PRRs), which recognize conserved microbial components. They play important roles in innate immunity but also in the initiation of adaptive immune responses.
Katharina Radakovics   +7 more
doaj   +1 more source

Cryomicroscopy reveals the structural basis for a flexible hinge motion in the immunoglobulin M pentamer

open access: yesNature Communications, 2022
Immunoglobulin M (IgM) is the Ig isotype that serves as the first line of host defence during infection. Here, the authors image the full-length IgM pentamer by cryo-EM, revealing the structure and hinge motion of the antigen binding domains.
Qu Chen   +4 more
doaj   +1 more source

Interrogating ligand-receptor interactions using highly sensitive cellular biosensors

open access: yesNature Communications, 2023
Interactions of membrane-resident proteins are important targets for therapeutic interventions but most methods to study them are either costly, laborious or fail to reflect the physiologic interaction of membrane resident proteins in trans.
Maximilian A. Funk   +10 more
doaj   +1 more source

BTLA inhibition has a dominant role in the cis-complex of BTLA and HVEM

open access: yesFrontiers in Immunology, 2022
The engagement of the herpesvirus entry mediator (HVEM, TNFRSF14) by the B and T lymphocyte attenuator (BTLA) represents a unique interaction between an activating receptor of the TNFR-superfamily and an inhibitory receptor of the Ig-superfamily.
Claire Battin   +5 more
doaj   +1 more source

TLR4/CD14/MD2 Revealed as the Limited Toll-like Receptor Complex for Chlamydia trachomatis-Induced NF-κB Signaling

open access: yesMicroorganisms, 2022
Chlamydia trachomatis (Ct) is the most common cause of genital tract infections as well as preventable blindness worldwide. Pattern recognition receptors such as toll-like receptors (TLRs) represent the initial step in recognizing pathogenic ...
Romana Klasinc   +8 more
doaj   +1 more source

Discovery of the first PD-1 ligand encoded by a pathogen

open access: yesFrontiers in Immunology, 2022
Large double-stranded DNA viruses deploy multiple strategies to subvert host immune defenses. Some of these tactics are mediated by viral gene products acquired by horizontal gene transfer from the corresponding hosts and shaped throughout evolution. The
Pablo Martínez-Vicente   +8 more
doaj   +1 more source

Active Immunization Against Poliomyelitis [PDF]

open access: yesAmerican Journal of Public Health and the Nations Health, 1936
Controlled clinical and experimental studies have shown that convalescent serum is inefficacious in the treatment of preparalytic poliomyelitis. 1 The reason for this can be seen from the pathogenesis of the disease, which indicates that poliomyelitis is an infection of the central nervous system exclusively.
M, Brodie, W H, Park
openaire   +2 more sources

Myosin IIa Promotes Antibody Responses by Regulating B Cell Activation, Acquisition of Antigen, and Proliferation

open access: yesCell Reports, 2018
Summary: B cell responses are regulated by antigen acquisition, processing, and presentation to helper T cells. These functions are thought to depend on contractile activity of non-muscle myosin IIa.
Robbert Hoogeboom   +6 more
doaj   +1 more source

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