Results 81 to 90 of about 364,567 (208)

Interlobe Communication in 13C-Methionine-Labeled Human Transferrin†

open access: yes, 2016
[1H, 13C] NMR investigations of metal-induced conformational changes in the blood serum protein transferrin (80 kDa) are reported. These are thought to play an important role in the recognition of this protein by its cellular receptors.
Tom A. Frenkiel (2948541)   +7 more
core   +1 more source

Palatable Foods for a Methionine Restricted Diet [PDF]

open access: yes, 2014
Protein oxidation results in loss of tryptophan, oxidation of cysteine to cysteic acid, oxidation of methionine to methionine sulfoxide and ultimately to methionine sulfone.
Crespo Gutierrez, Gabriela Melissa   +2 more
core   +1 more source

Selenium and methionine sulfoxide reduction [PDF]

open access: yes, 2006
Methionine residues in proteins can be readily oxidized to a diastereomeric mixture of methionine sulfoxides by reactive oxygen species. In most organisms, methionine sulfoxides are reversibly and stereospecifically reduced back to methionine by two ...
Gladyshev, Vadim N., Kim, Hwa-Young
core  

METHIONINE TOXICITY IN RATS EXPOSED TO COLD

open access: yes, 1967
Male rats of the Wistar strain were fed a control diet (20% casein) and the same diet to which 3% DL-methionine was added, at environmental temperatures of 24 and 7 °C.
J. R. Beaton
core   +1 more source

An Evaluation of the l-Methionine Activity of the Hydroxy Analogue of Methionine

open access: yesPoultry Science, 1976
Three product forms of methionine hydroxy analogue were prepared for biological evaluation of their L-methionine activity for broiler strain chickens (Vantress x Arbor Acres). Two samples of the acid of the analogue HA-50, LMA-70 and one sample of a commercial grade (90%) MHA were standarized by gas liquid chromatography to contain a known amount of L ...
G L, Romoser, P L, Wright, R B, Grainger
openaire   +2 more sources

Developments in plant breeding for improved nutritional quality of soya beans I. Protein and amino acid content [PDF]

open access: yes, 2000
Soya beans, like other legumes, contain low concentrations of the nutritionally essential sulphur amino acid, methionine. Cysteine, although not an essential amino acid because it can be synthesized from methionine, also influences the nutritional ...
Clarke, E, Wiseman, J
core  

Supplementation of Rumen-protected Forms of Methionine, Betaine, and Choline to Early Lactation Holstein Cows

open access: yes, 2006
Methionine (Met) is frequently the first limiting amino acid or co-limiting with lysine in dairy rations, and Met metabolism is closely linked to that of betaine and choline. Methionine, betaine, and choline are all degraded by microbes in the rumen, so
Davidson, Shannon
core  

Dietary methionine requirement for juvenile rockfish, Sebastes schlegeli

open access: yes, 2007
A 65-day growth trial was conducted at 19.5 degrees C to determine the optimal dietary methionine for juvenile rockfish, Sebastes schlegeli. Semipurified diets were formulated to be isonitrogenous and isoenergetic.
Yang, Y.   +5 more
core  

Remethylation and transsulfuration of methionine in cirrhosis: studies with L-[H3-methyl-1-C]methionine.

open access: yes, 2002
Disturbances of the methionine cycle may result in liver injury. Patients with alcohol-induced liver disease often exhibit hypermethioninemia and a delayed clearance (CL) of methionine, but the extent to which transsulfuration and remethylation pathways ...
Russmann S, Junker E, Lauterburg BH
core   +1 more source

Targeting Methionine Metabolism Reveals AMPK-SAMTOR Signaling as a Therapeutic Vulnerability in Prostate Cancer

open access: yes
Prostate cancer (PCa) is not only one of the most diagnosed malignancies in men but also a leading cause of cancer-related mortality globally. PCa exhibits unique metabolic dependencies, particularly on lipids and glutamine, unlike many solid tumors ...
Ayyuce Sever   +14 more
core   +1 more source

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