Results 11 to 20 of about 174 (173)

The Influence of Branched-Chain Amino Acid Supplementation on Fatigue and Tryptophan Metabolism After Acute and Chronic Exercise in Older Adults: Protocol for a Pilot Randomized Controlled Trial

open access: yesJMIR Research Protocols, 2023
BackgroundFatigue is a strong predictor of negative health outcomes in older adults. Kynurenine, a metabolite of tryptophan, is strongly associated with fatigue.
Ronna N Robbins   +4 more
doaj   +1 more source

SLC7A7 is a prognostic biomarker correlated with immune infiltrates in non-small cell lung cancer

open access: yesCancer Cell International, 2021
Background SLC7A7 (solute carrier family 7, amino acid transporter light chain, y + L system, member 7) is a critical gene in the regulation of cationic amino acid transport.
Wumin Dai   +7 more
doaj   +1 more source

Transport of Amino Acids Across the Blood-Brain Barrier

open access: yesFrontiers in Physiology, 2020
The blood-brain-barrier (BBB), present in brain capillaries, constitutes an essential barrier mechanism for normal functioning and development of the brain.
Rosa Zaragozá
doaj   +1 more source

System y+L: the broad scope and cation modulated amino acid transporter

open access: yesExperimental Physiology, 1998
The properties are discussed of system y+L, a broad scope amino acid transporter which was first identified in human erythrocytes. System y+L exhibits two distinctive properties: (a) it can bind and translocate cationic and neutral amino acids, and (b) its specificity varies depending on the ionic composition of the medium.
R, Devés, S, Angelo, A M, Rojas
openaire   +2 more sources

Function of SLC7A7 in T-Cell Acute Lymphoblastic Leukemia

open access: yesCellular Physiology and Biochemistry, 2018
Background/Aims: Y+LAT1 protein, encoded by the SLC7A7 gene (a member of the SLC7 family), forms the cationic amino acid transport system y+L (system y+L). This system transports cationic amino acids such as arginine and lysine out of the cell. Arginine,
Xiaohui Ji   +7 more
doaj   +1 more source

The amino acid transport system y + L/4F2hc is a heteromultimeric complex

open access: yesThe FASEB Journal, 1998
4F2hc is an almost ubiquitous transmembrane protein in mammalian cells; upon expression in Xenopus laevis oocytes, it induces amino acid transport with characteristics of system y + L.
Estévez, Raúl   +7 more
openaire   +2 more sources

Analysis of LPI-causing mutations on y+LAT1 function and localization

open access: yesOrphanet Journal of Rare Diseases, 2019
Background y+LAT1, encoded by SCL7A7, is the protein mutated in Lysinuric Protein Intolerance (LPI), a rare metabolic disease caused by a defective cationic amino acid (CAA, arginine, lysine, ornithine) transport at the basolateral membrane of intestinal
Bianca Maria Rotoli   +8 more
doaj   +1 more source

Stimulation of system y(+)-like amino acid transport by the heavy chain of human 4F2 surface antigen in Xenopus laevis oocytes. [PDF]

open access: yesProceedings of the National Academy of Sciences, 1992
A kidney cortex cDNA clone (rBAT) has recently been isolated, which upon in vitro transcription and capping complementary RNA (cRNA) and injection into Xenopus laevis oocytes induces a system b0,(+)-like amino acid transport activity. This cDNA encodes a type II membrane glycoprotein that shows significant homology to another type II membrane ...
Bertran, J   +9 more
openaire   +6 more sources

Uptake of Manganese from the Manganese-Lysine Complex in Primary Chicken Intestinal Epithelial Cells

open access: yesAnimals, 2019
Organic manganese (Mn) sources can replace inorganic Mn as dietary Mn supplements in poultry. To compare the uptake of Mn from the Mn-lysine complex (MnLys) and MnSO4, we first established the primary chicken intestinal epithelial cells (IECs) model and ...
Shiping Bai   +9 more
doaj   +1 more source

Angiotensin II Stimulates System y+ and Cationic Amino Acid Transporter Gene Expression in Cultured Vascular Smooth Muscle Cells [PDF]

open access: yesJournal of Biological Chemistry, 1995
The effect of angiotensin II (Ang II) on the transport of cationic amino acids has been examined in vascular smooth muscle cells (VSMC) isolated from rat aortae. Ang II stimulated the uptake rates of radiolabeled arginine and lysine in a time- and concentration-dependent manner.
B C, Low, M R, Grigor
openaire   +2 more sources

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