Results 21 to 30 of about 2,095,505 (265)

Cooperative redox activation for carbon dioxide conversion

open access: yesNature Communications, 2016
While CO2 can be converted to CO for further reactivity, typically this involves the generation of large amounts of waste. Here the authors report the conversion of CO2to CO, with the siloxane by-product being further used in a carbonylative Hiyama ...
Zhong Lian   +4 more
doaj   +1 more source

Activation of Hydrogen [PDF]

open access: yes, 2022
Hydrogen is a widely used reductive reagent in organic synthesis. The direct reactions between dihydrogen and other organic compounds are very difficult, due to the high stability of hydrogen molecules.
Xinchen, HE   +7 more
core   +1 more source

Voluntary activation of human knee extensors measured using transcranial magnetic stimulation [PDF]

open access: yes, 2009
The aim of this study was to determine the applicability and reliability of a transcranial magnetic stimulation twitch interpolation technique for measuring voluntary activation of a lower limb muscle group.
Ross, Emma   +10 more
core   +1 more source

Tethering of vesicles to the Golgi by GMAP210 controls LAT delivery to the immune synapse

open access: yesNature Communications, 2019
The immune synapse at the interface between T cells and antigen-presenting cells manifests intense vesicular trafficking, but how the vesicles are sorted is still unclear.
Andres Ernesto Zucchetti   +10 more
doaj   +1 more source

Not All Immune Checkpoints Are Created Equal

open access: yesFrontiers in Immunology, 2018
Antibodies that block T cell inhibition via the immune checkpoints CTLA-4 and PD-1 have revolutionized cancer therapy during the last 15 years. T cells express additional inhibitory surface receptors that are considered to have potential as targets in ...
Annika De Sousa Linhares   +3 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

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

Loss of RASGRP1 in humans impairs T‐cell expansion leading to Epstein‐Barr virus susceptibility

open access: yesEMBO Molecular Medicine, 2018
Inherited CTPS1, CD27, and CD70 deficiencies in humans have revealed key factors of T‐lymphocyte expansion, a critical prerequisite for an efficient immunity to Epstein–Barr virus (EBV) infection.
Sarah Winter   +9 more
doaj   +1 more source

Dinuclear PhosphoiminoBINOL-Pd Container for Malononitrile: Catalytic Asymmetric Double Mannich Reaction for Chiral 1,3-Diamine Synthesis

open access: yesScientific Reports, 2018
A phosphoiminoBINOL ligand was designed to form a dinuclear metal complex that could hold a malononitrile molecule. The dinuclear bis(phosphoimino)binaphthoxy-Pd2(OAc)2 complex catalyzed a double Mannich reaction of N-Boc-imines with malononitrile to ...
Takayoshi Arai   +4 more
doaj   +1 more source

Retrograde and Anterograde Transport of Lat-Vesicles during the Immunological Synapse Formation: Defining the Finely-Tuned Mechanism

open access: yesCells, 2021
LAT is an important player of the signaling cascade induced by TCR activation. This adapter molecule is present at the plasma membrane of T lymphocytes and more abundantly in intracellular compartments.
Juan José Saez   +5 more
doaj   +1 more source

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