Results 91 to 100 of about 2,188,866 (304)

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

Estimates for the difference between approximate and exact solutions to stochastic differential equations in the G-framework

open access: yesJournal of Taibah University for Science, 2019
This article investigates the Euler-Maruyama approximation procedure for stochastic differential equations in the framework of G-Browinian motion with non-linear growth and non-Lipschitz conditions.
Faiz Faizullah   +3 more
doaj   +1 more source

Engineering peptides into antibodies—opportunities and strategies for therapeutic innovation

open access: yesFEBS Letters, EarlyView.
Peptides and antibodies occupy complementary therapeutic niches. Peptides recognize difficult targets in a compact format, while antibodies add specificity, long half‐life, and effector functions. This review examines strategies that merge both modalities—peptide grafting into loops, terminal and Fc fusions, and bioconjugation—highlighting how ...
Jinling Wang   +2 more
wiley   +1 more source

Bootstrap inference in a linear equation estimated by instrumental variables [PDF]

open access: yes
We study several tests for the coefficient of the single right-hand-side endogenous variable in a linear equation estimated by instrumental variables.
James Mackinnon, Russell Davidson
core   +4 more sources

Thin obstacle problem: Estimates of the distance to the exact solution

open access: yes, 2018
We consider elliptic variational inequalities generated by obstacle type problems with thin obstacles. For this class of problems, we deduce estimates of the distance (measured in terms of the natural energy norm) between the exact solution and any ...
Repin S.I., Apushkinskaya D.E.
core   +2 more sources

Penetrance rate estimation in autosomal dominant conditions

open access: yesGenetics and Molecular Biology, 2012
Accurate estimates of the penetrance rate of autosomal dominant conditions are important, among other issues, for optimizing recurrence risks in genetic counseling. The present work on penetrance rate estimation from pedigree data considers the following
Paulo A. Otto, Andréa R.V.R. Horimoto
doaj  

Risk Estimates From an Online Risk Calculator Are More Believable and Recalled Better When Expressed as Integers

open access: yesJournal of Medical Internet Research, 2011
BackgroundOnline risk calculators offer different levels of precision in their risk estimates. People interpret numbers in varying ways depending on how they are presented, and we do not know how the number of decimal places displayed might influence ...
Witteman, Holly O   +4 more
doaj   +1 more source

The microbiome in human skin aging

open access: yesFEBS Letters, EarlyView.
Age‐related skin changes encompass the well‐known visible phenotypic alterations, together with microbiome dysbiosis and a series of molecular aging hallmarks. These hallmarks characterize not only a fully stablished aged phenotype but also the skin aging process itself.
Manuel Huerta Arana   +3 more
wiley   +1 more source

Estimating exact form of generalisation errors

open access: yes, 1999
A novel approach to estimate generalisation errors of the simple perceptron of the worst case is introduced. It is well known that the generalisation error of the simple perceptron is of the form d/t with an unknown constant d which depends only on the dimension of inputs, where t is the number of learned examples.
openaire   +2 more sources

Autophagy and mitophagy in pancreatic β‐cell homeostasis and their involvement in diabetes pathophysiology

open access: yesFEBS Letters, EarlyView.
This review focuses on the role of autophagy and mitophagy in maintaining pancreatic β‐cell function and homeostasis. We discuss how genetic defects affecting these pathways contribute to the development of type 1, type 2, monogenic, and gestational diabetes. We further explore their potential as therapeutic targets. Created in BioRender.
Yunkyeong Lee   +2 more
wiley   +1 more source

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