Results 181 to 190 of about 390,444 (399)

Performance of piglets in response to the standardized ileal digestible phenylalanine and tyrosine supply in low-protein diets

open access: yesAnimal, 2014
Reducing the CP level of the diet allows for a reduction in N excretion without limiting performance as long as the amino acid (AA) requirements are covered. The availability of crystalline AA has permitted for a considerable reduction in the CP level of
M. Gloaguen   +4 more
doaj  

Phenylalanine and Threonine Levels for Young Chicks

open access: hybrid, 1958
B.A. Krautmann   +3 more
openalex   +1 more source

Cerebrospinal Fluid Metabolome in Central Nervous System Infections: A Study of Diagnostic Accuracy

open access: yesAnnals of Neurology, EarlyView.
Objective To assess the diagnostic accuracy of metabolites in cerebrospinal fluid (CSF) for central nervous system (CNS) infections. Methods Patients were derived from three prospective cohort studies in the Netherlands. All studies included adults suspected of a CNS infection who underwent a diagnostic lumbar puncture.
Steven L. Staal   +7 more
wiley   +1 more source

Mechanochemical Strategies Applied to the Late‐Stage Modifications of Pharmaceutically Active Compounds

open access: yesAngewandte Chemie International Edition, Accepted Article.
This review explores the potential of mechanochemistry in the late‐stage modification of active pharmaceutical ingredients (APIs), offering a comprehensive analysis of methods designed to transform structurally complex molecular scaffolds. By examining the scope, efficiency, and mechanistic aspects of these approaches, the review highlights protocols ...
Johanna Templ, Lars Borchardt
wiley   +1 more source

Regioselective Hydration of Terpenes with Cofactor‐Independent Carotenoid 1,2‐Hydratase

open access: yesAngewandte Chemie International Edition, Accepted Article.
Terminally hydrated terpenes are highly sought‐after compounds in the flavor and fragrance industries. However, their selective synthesis remains a considerable challenge in catalysis. Regioselective hydration of non‐activated C–C double bonds is typically hindered by poor selectivity and low atom efficiency in conventional methods.
Bernhard Hauer   +6 more
wiley   +1 more source

Designing New Natural‐Mimetic Phosphatidic Acid: a Versatile and Innovative Synthetic Strategy for Glycerophospholipid Research

open access: yesAngewandte Chemie International Edition, Accepted Article.
Glycerophospholipids (GPLs) play important roles in cellular compartmentalization and signaling. Among them, phosphatidic acids (PA) exist as many distinct species depending on acyl chain composition, each one potentially displaying unique signaling function.
Antoine Schlichter   +29 more
wiley   +1 more source

THE CONVERSION OF PHENYLALANINE TO TYROSINE IN NORMAL RATS

open access: hybrid, 1940
Angela R. Moss, Rudolf Schoenheimer
openalex   +1 more source

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