Results 191 to 200 of about 33,016,997 (287)

Atroposelective Access to Bicyclic Peptides via an Amide Photocaging Strategy

open access: yesAngewandte Chemie International Edition, EarlyView.
Ansamers are an atypical class of atropisomers (Pansa/Mansa) and stereoselective synthesis of its two conformational isomers is challenging. We introduce a photocaged amide protection strategy: photolabile groups in monocycles reversibly modulate amide geometry, biasing macrolactamization to selectively give Pansa or Mansa.
Haijian Yang   +7 more
wiley   +1 more source

The Manifestation of the Electrochemical Potential Gradient in the Kinetic Landscapes of Interfacial Electrochemistry

open access: yesAngewandte Chemie International Edition, EarlyView.
The overpotential constitutes an electrochemical potential difference at the solid–liquid interface, which can manifest itself in different ways. In general, it can not only drive the reaction along the reaction coordinate, but also modulate chemical potentials in the extended environment that shape activation barriers, without necessarily being a ...
Sebastian Z. Oener   +10 more
wiley   +1 more source

A comprehensive review of detection, optical character recognition, and structuring methods for herbarium label digitization

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Global herbarium digitization has produced over 50 million specimen images, many of which contain handwritten or printed labels with rich metadata such as species names, collection dates, localities, and ecological notes. Manual transcription of this information is labor intensive, error prone, and not scalable, which has motivated the ...
Hiba Abbad   +7 more
wiley   +1 more source

Petal to the metal: The slow road to automating large‐scale phenology labeling for herbarium specimens

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Premise Herbarium specimens represent critical historical records of plant phenology, yet automating annotation of reproductive structures remains challenging given the diversity of floral morphologies, specimen age and quality, and image quality.
Erin L. Grady   +6 more
wiley   +1 more source

The Use of Unloader Bracing in the Management of Knee Osteoarthritis: A Modified Delphi Consensus Study

open access: yesArthroscopy, EarlyView.
Purpose To develop international expert consensus on the role of unloader bracing in the management of tibiofemoral osteoarthritis (OA) by addressing indications, contraindications, clinical evaluation, perioperative applications, and research priorities using a modified Delphi methodology.
Jonathan T. Super   +37 more
wiley   +1 more source

Unloader Bracing Is a Biomechanically Rational and Clinically Useful Intervention in Selected Patients With Tibiofemoral Joint Cartilage Pathology: A Modified Delphi Consensus Study

open access: yesArthroscopy, EarlyView.
Purpose To establish an international expert consensus on the role of unloader bracing in the management of focal tibiofemoral cartilage lesions using Delphi methodology to inform clinical decision‐making in both nonoperative and operative contexts and identify future research priorities.
Jonathan T. Super   +37 more
wiley   +1 more source

External Adhesive Marker Technique Shows Excellent Reproducibility for Measuring Patellar Tendon‐to‐Lateral Trochlear Ridge Distance on Magnetic Resonance Imaging

open access: yesArthroscopy, Sports Medicine, and Rehabilitation, EarlyView.
Purpose To evaluate the agreement between a simple magnetic resonance imaging‐based measurement method for determining the patellar tendon‐to‐lateral trochlear ridge (PT‐LTR) distance using an external adhesive marker and a previously validated conventional measurement technique.
Adam J. Tagliero   +9 more
wiley   +1 more source

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