Results 1 to 10 of about 1,395,787 (296)

Exploring claudin proteins: from sequence motifs to their impact on tight junction-mediated signaling pathways

open access: yesAmino Acids
Claudin (CLDN) proteins are extensively studied due to their critical role in maintaining tissue barriers and cell polarity. However, significant gaps remain in understanding the functional mechanisms of their sequence motifs and the molecular mechanisms
Lingling Bao   +3 more
doaj   +1 more source

Therapeutic peptides: chemical strategies fortify peptides for enhanced disease treatment efficacy

open access: yesAmino Acids
Therapeutic peptides, as a unique form of medication composed of orderly arranged sequences of amino acids, are valued for their high affinity, specificity, low immunogenicity, and economical production costs.
Qingmei Li, Wen Chao, Lijuan Qiu
doaj   +1 more source

Safety assessment of L-ornithine oral intake in healthy subjects: a systematic review

open access: yesAmino Acids
L-Ornithine (L-Orn) is a nonessential amino acid but has many physiological roles. Accordingly, L-Orn has been used as a functional food or dietary supplement to ameliorate various maladies, but there is only limited information available about its ...
Hyemin Yang   +4 more
doaj   +1 more source

Transport of the uremic toxin symmetric dimethylarginine (SDMA) by renal transport proteins

open access: yesAmino Acids
The L-arginine derivative and uremic toxin symmetric dimethylarginine (SDMA) is an independent risk marker for total mortality and cardiovascular events.
Lorenz A. Scherpinski   +3 more
doaj   +1 more source

L-tyrosine inhibits the formation of amyloid fibers of human lysozyme at physiological pH and temperature

open access: yesAmino Acids
Amyloid fibers are implicated in numerous diseases, making their study crucial for identifying effective therapeutic compounds. This research highlights the ability of L-tyrosine to inhibit the formation of amyloid fibers in human lysozyme.
Santos López   +4 more
doaj   +1 more source

A New Acidic Ultraviolet Absorbing Substance Containing Amino Acids in Bacteria, Yeasts and Spore Preparations. [PDF]

open access: bronze, 1959
Jon Jonsen   +5 more
openalex   +1 more source

Amino-acids in Soil [PDF]

open access: yesNature, 1950
ALTHOUGH the protein nature of at least one-third of the organic nitrogen of soil has been established1,2, very little is known of the amino-acid composition of this protein material. The isolation of amino-acids from soil hydrolysates is rendered difficult by the presence of large amounts of extraneous inorganic and organic material.
openaire   +1 more source

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