Results 41 to 50 of about 17,095 (204)

Human Leukocyte Elastase Triggered Nanoparticles for Targeted Antimicrobial Delivery and Oral Microbial Modulation

open access: yesAdvanced NanoBiomed Research, EarlyView.
This study explores enzyme‐responsive nanoparticles for targeted antimicrobial release in inflamed oral environments. Nanoparticles formed by complexing peptides and chlorhexidine respond to human leukocyte elastase and release chlorhexidine selectively. P7 (ECAAPVCE)‐based formulations show optimal properties and stability, with antimicrobial activity
Mohammed A. Hadis   +9 more
wiley   +1 more source

A Generic Path Algorithm for Regularized Statistical Estimation [PDF]

open access: yes, 2012
Regularization is widely used in statistics and machine learning to prevent overfitting and gear solution towards prior information. In general, a regularized estimation problem minimizes the sum of a loss function and a penalty term. The penalty term is
Wu, Yichao, Zhou, Hua
core  

The connections of pseudo-Finsler spaces

open access: yes, 2014
We give an introduction to (pseudo-)Finsler geometry and its connections. For most results we provide short and self contained proofs. Our study of the Berwald non-linear connection is framed into the theory of connections over general fibered spaces ...
Minguzzi, E.
core   +1 more source

Ribozymes for RNA‐Catalyzed RNA Methylation and Labeling

open access: yesAngewandte Chemie International Edition, EarlyView.
Ribozymes are powerful tools for site‐specific RNA modification. Their activities range from installing tags and fluorophores to generating natural RNA methylations, making them valuable tools to uncover the many functions that RNA plays in nature.
Carolin P. M. Scheitl   +1 more
wiley   +1 more source

On the energy-momentum tensor for a scalar field on manifolds with boundaries

open access: yes, 2003
We argue that already at classical level the energy-momentum tensor for a scalar field on manifolds with boundaries in addition to the bulk part contains a contribution located on the boundary. Using the standard variational procedure for the action with
A. Romeo   +46 more
core   +1 more source

Functional morphology of the pharyngeal teeth of the ocean sunfish, Mola mola

open access: yesThe Anatomical Record, EarlyView.
Abstract Many fish use a set of pharyngeal jaws in their throat to aid in prey capture and processing, particularly of large or complex prey. In this study—combining dissection, CT scanning, histology, and performance testing—we demonstrate a novel use of pharyngeal teeth in the ocean sunfish (Mola mola), a species for which pharyngeal jaw anatomy had ...
Benjamin Flaum   +3 more
wiley   +1 more source

Kinetic description of fermion flavor mixing and CP-violating sources for baryogenesis

open access: yes, 2004
We derive transport equations for fermionic systems with a space-time dependent mass matrix in flavor space allowing for complex elements leading to CP violation required for electroweak baryogenesis.
Carena   +29 more
core   +1 more source

Nontobacco Nicotine Dependence Is Associated With Perioperative Complications and Repeat Surgery After Arthroscopic Rotator Cuff Repair

open access: yesArthroscopy, EarlyView.
Purpose To compare perioperative complications and revision surgery rates between following primary rotator cuff repair among patients with nontobacco nicotine dependence (NTND), no nicotine dependence, and traditional tobacco‐related nicotine dependence.
Samuel A. Florentino   +6 more
wiley   +1 more source

Analyticity and uniform stability of the inverse singular Sturm--Liouville spectral problem [PDF]

open access: yes, 2011
We prove that the potential of a Sturm--Liouville operator depends analytically and Lipschitz continuously on the spectral data (two spectra or one spectrum and the corresponding norming constants).
Hryniv, Rostyslav O.
core  

Analytical Study of the Julia Set of a Coupled Generalized Logistic Map

open access: yes, 1998
A coupled system of two generalized logistic maps is studied. In particular influence of the coupling to the behaviour of the Julia set in two dimensional complex space is analyzed both analytically and numerically.
Beardon A., Saito S., Saitoh N.
core   +2 more sources

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