Results 41 to 50 of about 3,211,899 (373)

Robust Orthogonal Complement Principal Component Analysis [PDF]

open access: yes, 2016
Recently, the robustification of principal component analysis has attracted lots of attention from statisticians, engineers and computer scientists. In this work we study the type of outliers that are not necessarily apparent in the original observation ...
Li, Shijie, She, Yiyuan, Wu, Dapeng
core   +1 more source

A Review of Complement Activation in SLE

open access: yesCurrent Rheumatology Reports, 2021
Purpose of Review Complement activation is a key event in the pathogenesis of tissue inflammation and injury in systemic lupus erythematosus (SLE). This review is aimed at comparing the usefulness of measurement of complement proteins in serum/plasma (C3,
A. Weinstein, R. Alexander, D. Zack
semanticscholar   +1 more source

A complement to Le Cam's theorem [PDF]

open access: yes, 2007
This paper examines asymptotic equivalence in the sense of Le Cam between density estimation experiments and the accompanying Poisson experiments. The significance of asymptotic equivalence is that all asymptotically optimal statistical procedures can be
Low, Mark G., Zhou, Harrison H.
core   +3 more sources

Tipping the balance: intricate roles of the complement system in disease and therapy

open access: yesSeminars in Immunopathology, 2021
The ability of the complement system to rapidly and broadly react to microbial intruders, apoptotic cells and other threats by inducing forceful elimination responses is indispensable for its role as host defense and surveillance system.
R. Pouw, Daniel Ricklin
semanticscholar   +1 more source

On the lattice of subgroups of a free group: complements and rank

open access: yes, 2020
A $\vee$-complement of a subgroup $H \leqslant \mathbb{F}_n$ is a subgroup $K \leqslant \mathbb{F}_n$ such that $H \vee K = \mathbb{F}_n$. If we also ask $K$ to have trivial intersection with $H$, then we say that $K$ is a $\oplus$-complement of $H$. The
Delgado, Jordi, Silva, Pedro V.
core   +1 more source

Engineering novel complement activity into a pulmonary surfactant protein [PDF]

open access: yes, 2010
Complement neutralizes invading pathogens, stimulates inflammatory and adaptive immune responses, and targets non- or altered-self structures for clearance.
Anthony H. Keeble   +38 more
core   +2 more sources

Altered heme-mediated modulation of dendritic cell function in sickle cell alloimmunization

open access: yesHaematologica, 2016
Transfusions are the main treatment for patients with sickle cell disease. However, alloimmunization remains a major life-threatening complication for these patients, but the mechanism underlying pathogenesis of alloimmunization is not known.
Emmanuelle Godefroy   +7 more
doaj   +1 more source

Complement in neurological disorders and emerging complement-targeted therapeutics

open access: yesNature Reviews Neurology, 2020
The complement system consists of a network of plasma and membrane proteins that modulate tissue homeostasis and contribute to immune surveillance by interacting with the innate and adaptive immune systems.
M. Dalakas, H. Alexopoulos, P. Spaeth
semanticscholar   +1 more source

Natural killer cells in the human lung tumor microenvironment display immune inhibitory functions

open access: yesJournal for ImmunoTherapy of Cancer, 2020
Background Natural killer (NK) cells play a crucial role in tumor immunosurveillance through their cytotoxic effector functions and their capacity to interact with other immune cells to build a coordinated antitumor immune response.
Diane Damotte   +20 more
doaj   +1 more source

Complement Factor H-Related Proteins FHR1 and FHR5 Interact With Extracellular Matrix Ligands, Reduce Factor H Regulatory Activity and Enhance Complement Activation

open access: yesFrontiers in Immunology, 2022
Components of the extracellular matrix (ECM), when exposed to body fluids may promote local complement activation and inflammation. Pathologic complement activation at the glomerular basement membrane and at the Bruch’s membrane is implicated in renal ...
Alexandra Papp   +16 more
doaj   +1 more source

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