Results 121 to 130 of about 8,006,579 (361)

Killing of targets by effector CD8$^+$T cells in the mouse spleen follows the law of mass action [PDF]

open access: yesarXiv, 2009
It has been difficult to measure efficacy of T cell-based vaccines and to correlate efficacy of CD8$^+$T cell responses with protection against viral infections. In part, this difficulty is due to our poor understanding of the in vivo efficacy of CD8$^+$T cells.
arxiv  

MALT1 proteolytic activity suppresses autoimmunity in a T cell intrinsic manner [PDF]

open access: yes, 2019
MALT1 is a central signaling component in innate and adaptive immunity by regulating NF-kappa B and other key signaling pathways in different cell types. Activities of MALT1 are mediated by its scaffold and protease functions.
Baens, Mathijs   +7 more
core   +2 more sources

Unconventional mRNA processing and degradation pathways for the polycistronic yrzI (spyTA) mRNA in Bacillus subtilis

open access: yesFEBS Letters, EarlyView.
The S1025 peptide is the major antidote to the YrzI toxin, which we renamed here as SpyT (Small Peptide YrzI Toxin) and SpyA (Small Peptide YrzI Antitoxin) (1). Degradation of the toxin–antitoxin spyTA mRNA, either by a translation‐dependent cleavage by the endoribonuclease Rae1 (2) or by direct attack by 3′‐exoribonucleases (3), also contributes to ...
Laetitia Gilet   +4 more
wiley   +1 more source

T cell epitope engineering: an avian H7N9 influenza vaccine strategy for pandemic preparedness and response

open access: yesHuman Vaccines & Immunotherapeutics, 2018
The delayed availability of vaccine during the 2009 H1N1 influenza pandemic created a sense of urgency to better prepare for the next influenza pandemic.
Leonard Moise   +8 more
doaj   +1 more source

Early signaling defects in human T cells anergized by T cell presentation of autoantigen. [PDF]

open access: yes, 1992
Major histocompatibility complex class II-positive human T cell clones are nontraditional antigen-presenting cells (APCs) that are able to simultaneously present and respond to peptide or degraded antigen, but are unable to process intact protein ...
Freeman, GJ   +4 more
core  

The solution supramolecular structure of α2 → 8 polysialic acid suggests a structural cause for its low immunogenicity

open access: yesFEBS Letters, EarlyView.
α2 → 8 polysialic acid elicits poor immunogenicity. Small‐angle scattering shows a supramolecular structure with parallel‐chain binding, although in different forms at μm and mm calcium. The major histocompatibility complex requires molecular weights around 2000 Da to produce antibodies, and 2000 Da polysialic oligomers will bind in these structures ...
Kenneth A. Rubinson
wiley   +1 more source

Thalidomide augments maturation and T helper 1-inducing capacity of monocyte-derived dendritic cells in vitro [PDF]

open access: yesBioImpacts
Introduction: Dendritic cells (DCs) possess specialized abilities to present antigens and stimulate T cells, making them essential in triggering adaptive immune responses.
Mohsen Abbaszadeh   +5 more
doaj   +1 more source

Locomotion and proliferation of glioblastoma cells in vitro: statistical evaluation of videomicroscopic observations [PDF]

open access: yesarXiv, 1999
Long-term videomicroscopy and computer-aided statistical analysis were used to determine some characteristic parameters of in vitro cell motility and proliferation in three established cell lines derived from human glioblastoma tumors. Migration and proliferation activities were compared among the three cell lines since these are two features of tumor ...
arxiv  

CD28 interaction with B7 costimulates primary allogeneic proliferative responses and cytotoxicity mediated by small, resting T lymphocytes. [PDF]

open access: yes, 1992
Engagement of the CD3/T cell antigen receptor complex on small, resting T cells is insufficient to trigger cell-mediated cytotoxicity or to induce a proliferative response.
Azuma, M   +4 more
core   +1 more source

MHCII-mediated dialog between group 2 innate lymphoid cells and CD4+ T cells potentiates type 2 immunity and promotes parasitic helminth expulsion [PDF]

open access: yes, 2014
Group 2 innate lymphoid cells (ILC2s) release interleukin-13 (IL-13) during protective immunity to helminth infection and detrimentally during allergy and asthma.
Alexandros Englezakis   +61 more
core   +1 more source

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