Results 91 to 100 of about 614,051 (372)

The Role of Structure in the Protein Dynamical Transition [PDF]

open access: yesarXiv, 2008
The protein dynamical transition is investigated as a function of protein structure using terahertz time domain spectroscopy (THz-TDS). Measurements performed for native state and denatured hen egg white lysozyme (HEWL) show that protein structure is not necessary for the dynamical transition.
arxiv  

Chiral selectivity of amino acid adsorption on chiral surfaces - the case of alanine on Pt [PDF]

open access: yes, 2014
We study the binding pattern of the amino acid alanine on the naturally chiral Pt surfaces Pt(531), Pt(321) and Pt(643). These surfaces are all vicinal to the {111} direction but have different local environments of their kink sites and are thus a model for realistic roughened Pt surfaces.
arxiv   +1 more source

β-alanine suppresses malignant breast epithelial cell aggressiveness through alterations in metabolism and cellular acidity in vitro

open access: yesMolecular Cancer, 2014
BackgroundDeregulated energetics is a property of most cancer cells. This phenomenon, known as the Warburg Effect or aerobic glycolysis, is characterized by increased glucose uptake, lactate export and extracellular acidification, even in the presence of
Roger A. Vaughan   +6 more
semanticscholar   +1 more source

The Regulation of Trace Metal Elements in Cancer Ferroptosis

open access: yesAdvanced Biology, EarlyView.
The induction of ferroptosis inhibits tumor growth, enhances anticancer efficacy, and overcomes drug resistance. Recent evidence shows nonferrous metal elements play a role in ferroptosis. This review focuses on how trace metals regulate ferroptosis processes like iron accumulation, lipid peroxidation, and antioxidant defense.
Xiaoyan Wang   +5 more
wiley   +1 more source

Metabolic Profile and Performance Responses of Ranunculus asiaticus L. Hybrids as Affected by Light Quality of Photoperiodic Lighting

open access: yesFrontiers in Plant Science, 2020
Ranunculus asiaticus is a quantitative long day plant grown for cut flowers and flowering potted plants production. We evaluated the influence of light spectrum of three light sources for end-of-day photoperiodic treatments, with different phytochrome ...
Petronia Carillo   +5 more
doaj   +1 more source

&bgr;-Alanine Supplementation for Athletic Performance: An Update

open access: yesJournal of Strength and Conditioning Research, 2014
Bellinger, PM. &bgr;-alanine supplementation for athletic performance: An update. J Strength Cond Res 28(6): 1751–1770, 2014—&bgr;-alanine supplementation has become a common practice among competitive athletes participating in a range of different ...
Phillip M Bellinger
semanticscholar   +1 more source

Maillard Type Reaction for Electroless Copper Plating onto Ceramic Nanoparticles

open access: yesAdvanced Engineering Materials, EarlyView.
This work presents the manufacturing of copper‐plated ceramic nanoparticles in an environmentally friendly way. Supported by organic functionalizations with pectin an electroless plating step can be performed. Sustainable reagents like xylose, and several amino acids are used for the reduction process.
Lukas Mielewczyk   +8 more
wiley   +1 more source

Fission of charged alanine dipeptides [PDF]

open access: yesarXiv, 2004
In this work we have performed for the first time a systematic analysis of the dissociation and fission pathways of neutral, singly and doubly charged alanine dipeptide ions with the aim to identify the fission mechanism and the most probable fragmentation channels of these type of molecules.
arxiv  

Vitamin E and changes in serum alanine aminotransferase levels in patients with non‐alcoholic steatohepatitis

open access: yesAlimentary Pharmacology and Therapeutics, 2013
Non‐alcoholic steatohepatitis (NASH) is a common cause of serum alanine aminotransferase (ALT) elevations and chronic liver disease, but it is unclear how well ALT elevations reflect the liver injury.
J. Hoofnagle   +8 more
semanticscholar   +1 more source

Enhanced Mechanical Properties of Injectable Chitosan–Guar Gum Hydrogel Reinforced with Bacterial Cellulose Nanofibers for Tissue Engineering Applications

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents the development and characterization of injectable nanocomposite hydrogels based on N‐succinyl chitosan, oxidized guar gum, and bacterial cellulose nanofibers. Emphasizing enhanced mechanical properties and biocompatibility, the hydrogels exhibit fast gelation, improved structural integrity, and reduced swelling. Their potential for
Raimundo Nonato Fernandes Moreira Filho   +8 more
wiley   +1 more source

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