Results 71 to 80 of about 5,555,873 (373)

Dendritic cells steering antigen and leukocyte traffic in lymph nodes

open access: yesFEBS Letters, EarlyView.
Dendritic cells are key players in the activation of T cells and their commitment to effector function. In this In a Nutshell Review, we will discuss how dendritic cells guide the trafficking of antigen and leukocytes in the lymph node, thus influencing T‐cell activation processes. Dendritic cells (DCs) play a central role in initiating and shaping the
Enrico Dotta   +3 more
wiley   +1 more source

New Einstein-Hilbert-type Action and Superon-Graviton Model(SGM) of Nature

open access: yes, 2004
A nonlinear supersymmetric(NLSUSY) Einstein-Hilbert(EH)-type new action for unity of nature is obtained by performing the Einstein gravity analogue geomtrical arguments in high symmetry spacetime inspired by NLSUSY.
Baaklini N. S.   +7 more
core   +1 more source

K. S. Stanislavski and the physical action [PDF]

open access: yesTimisoara Physical Education and Rehabilitation Journal, 2017
Abstract We note that the physical action in the K. Stanislavski's system expresses the same meaning as the motor action in the field of Physic Education, consisting in accomplishing a task with the help of the skeletal muscles, mainly, of the physical exercise.
openaire   +2 more sources

Laser physics: Quantum controversy in action [PDF]

open access: yesReviews of Modern Physics, 1999
Laser physics is a subject whose roots go back to the very source of quantum thought, namely, blackbody radiation and the Planck distribution. But the road to the first maser device showing radiation amplification by stimulated emission was rocky indeed. Likewise, the struggle to produce the first laser was hampered by much false “wisdom.” Furthermore,
Charles H. Townes   +4 more
openaire   +2 more sources

The cytoskeletal control of B cell receptor and integrin signaling in normal B cells and chronic lymphocytic leukemia

open access: yesFEBS Letters, EarlyView.
In lymphoid organs, antigen recognition and B cell receptor signaling rely on integrins and the cytoskeleton. Integrins act as mechanoreceptors, couple B cell receptor activation to cytoskeletal remodeling, and support immune synapse formation as well as antigen extraction.
Abhishek Pethe, Tanja Nicole Hartmann
wiley   +1 more source

A Probe into the Evolution of Primordial Perturbations in the f(T) Gravity Framework with Chaplygin Gas

open access: yesParticles
This work is focused on studying the cosmology of variable modified Chaplygin gas (VMCG) in the framework of exponential and logarithmic f(T) theory. The equation of state (EoS) for VMCG in exponential and logarithmic f(T) gravity shows quintom behavior.
Sanjeeda Sultana   +2 more
doaj   +1 more source

Interaction vesicles as emerging mediators of host‐pathogen molecular crosstalk and their implications for infection dynamics

open access: yesFEBS Letters, EarlyView.
Interaction extracellular vesicles (iEVs) are hybrid vesicles formed through host‐pathogen communication. They facilitate immune evasion, transfer pathogens' molecules, increase host cell uptake, and enhance virulence. This Perspective article illustrates the multifunctional roles of iEVs and highlights their emerging relevance in infection dynamics ...
Bruna Sabatke   +2 more
wiley   +1 more source

Kaons: Review and Outlook [PDF]

open access: yes, 2006
This article presents a review of recent results and an outlook of kaon physics. After enjoying a renaissance, the discipline is now becoming and endangered species. Action will be needed to keep kaon physics at the heart of future FPCP meetings.Comment:
Ceccucci, Augusto
core   +1 more source

Some Computations with Seiberg-Witten Invariant Actions [PDF]

open access: yes, 2001
We show, with a 2-dimensional example, that the low energy effective action which describes the physics of a single D-brane is compatible with T-duality whenever the corresponding U(N) non-abelian action is form-invariant under the non-commutative ...
Cornalba, L.
core   +2 more sources

Low energy hadron physics in holographic QCD [PDF]

open access: yes, 2004
We present a holographic dual of four-dimensional, large N_c QCD with massless flavors. This model is constructed by placing N_f probe D8-branes into a D4 background, where supersymmetry is completely broken.
T. Sakai, S. Sugimoto
semanticscholar   +1 more source

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