Results 61 to 70 of about 213,170 (299)

Structures and functions of mitochondrial ABC transporters [PDF]

open access: yes, 2015
A small number of physiologically important ATP-binding cassette (ABC) transporters are found in mitochondria. Most are half transporters of the B group forming homodimers and their topology suggests they function as exporters.
Aller   +67 more
core   +2 more sources

DNA‐Templated 2D Heterostructures as Phototriggered Dynamic Nanohybrids: From Releasing Molecular Loads to Controlling Enzyme Biocatalytic Function

open access: yesAdvanced Functional Materials, EarlyView.
DNA strands are employed both as dynamic linkers and nanoscale templates for the integration of Ag2S nanoparticles on MoS2, which in turn imparted photothermal responsiveness; this feature permits the selective cargo (fluorophore, quantum dots or an enzyme) release from the MoS2 surface in response to local heat induced by light irradiation.
Kai Chen   +3 more
wiley   +1 more source

Effect of Fermentation on the Protein Digestibility and Levels of Non-Nutritive Compounds of Pea Protein Concentrate

open access: yesFood Technology and Biotechnology, 2018
In order to determine the impact of fermentation on protein quality, pea protein concentrate (PPC) was fermented with Lactobacillus plantarum for 11 h and total phenol and tannin contents, protease inhibitor activity, amino acid composition and in vitro ...
Burcu Çabuk   +6 more
doaj   +1 more source

Response of broilers to digestible sulfur amino acids and threonine intake: maximum economic return

open access: yesRevista Colombiana de Ciencias Pecuarias, 2020
Background: The determination of amino acid supplements for broiler chicken requirements based on performance does not always reflect maximum profitability.
Matheus De-Paula Reis   +4 more
doaj   +1 more source

Sulfur amino acid utilization by growing steers

open access: yesKansas Agricultural Experiment Station Research Reports, 1995
Studies were conducted to quantify sulfur amino acid requirements of growing steers. In Exp. 1, six steers (160 kg) were used to determine the methionine requirement in the presence of excess L-Cys. Treatments were abomasal infusion of water only or water plus 2, 4, 6, 8, or 10g/d of L-Met.
C G, Campbell   +2 more
openaire   +3 more sources

Mesoporous Carbon Thin Films with Large Mesopores as Model Material for Electrochemical Applications

open access: yesAdvanced Functional Materials, EarlyView.
Mesoporous carbon thin films possessing 70 nm mesopores are prepared on titanium substrates by soft templating of resol resins with a self‐synthesized poly(ethylene oxide)‐block‐poly(hexyl acrylate) block copolymer. A strategy to avoid corrosion of the metal substrate is presented, and the films are extensively characterized in terms of morphology ...
Lysander Q. Wagner   +9 more
wiley   +1 more source

Local softness, softness dipole and polarizabilities of functional groups: application to the side chains of the twenty amino acids

open access: yes, 2009
The values of molecular polarizabilities and softnesses of the twenty amino acids were computed ab initio (MP2). By using the iterative Hirshfeld scheme to partition the molecular electronic properties, we demonstrate that the values of the softness of ...
Alisa Krishtal   +6 more
core   +1 more source

Impact of Surface Functionalization on NV Quantum Properties: Implications for Biosensing with Fluorescent Nanodiamonds

open access: yesAdvanced Functional Materials, EarlyView.
Fluorescent nanodiamonds (fNDs) have emerged as an invaluable quantum sensing platform for biological and biochemical systems. This paper investigates the influence of common surface functionalization strategies for bioconjugation on the quantum properties of nitrogen vacancy (NV) centers in nanodiamonds.
Anja Sadžak   +6 more
wiley   +1 more source

Hsc66 substrate specificity is directed toward a discrete region of the iron-sulfur cluster template protein IscU [PDF]

open access: yes, 2002
Hsc66 and Hsc20 comprise a specialized chaperone system important for the assembly of iron-sulfur clusters in Escherchia coli. Only a single substrate, the Fe/S template protein IscU, has been identified for the Hsc66/Hsc20 system, but the mechanism by ...
Hoff, Kevin G.   +4 more
core   +1 more source

Sulfur containing amino acids and human disease

open access: yesBiomedicine & Pharmacotherapy, 2004
Sulfur containing amino acids contribute substantially to the maintenance and integrity of cellular systems by influencing cellular redox state and cellular capacity to detoxify toxic compounds, free radicals and reactive oxygen species. Methionine and cysteine are the two primary sulfur-containing amino acids in mammals.
Danyelle M, Townsend   +2 more
openaire   +2 more sources

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