Results 151 to 160 of about 5,128,888 (403)

Production of gaba (γ – Aminobutyric acid) by microorganisms: a review

open access: yesBrazilian Journal of Microbiology, 2012
GABA (γ-aminobutyric acid) is a four carbon non-protein amino acid that is widely distributed in plants, animals and microorganisms. As a metabolic product of plants and microorganisms produced by the decarboxylation of glutamic acid, GABA functions as ...
Radhika Dhakal, V. Bajpai, K. Baek
semanticscholar   +1 more source

Synthesis of Substituted Imidazo[1,2‐a]pyridines, Imidazo[1,2‐a]pyrazines and Imidazo[1,2‐b]pyridazines by Multicomponent Reactions Using Green Solvents

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
In an environmentally friendly process for synthesizing heterocyclic molecules of therapeutic interest, imidazo[1,2‐a]pyridine, imidazo[1,2‐a]pyrazine and imidazo[1,2‐b]pyridazine core structures are obtained by a multicomponent Groebke–Blackburn–Bienaymé reaction using bio‐based recyclable solvents.
Abdelkarim El Qami   +5 more
wiley   +1 more source

LC/ESI-MS analysis of underivatized amino acids and mass spectrum [PDF]

open access: yesarXiv, 2016
We report the method of LC/ESI-MS analysis of underivatized amino acids with corresponding mass spectrum and fragmentation patterns. Diagnostic product ions determined by mass spectrometry can support the qualitative identification and quantitative estimation of individual amino acids. Therefore, the optimization of chromatographic separation using the
arxiv  

Research Progress of γ-Aminobutyric Acid (GABA)

open access: yesShipin gongye ke-ji
γ-aminobutyric acid (GABA) is a non-protein amino acid discovered in animals, plants, and microorganisms that was approved as the "new resource food" by the National Health Commission of the People's Republic of China (NHC) in 2009.
Junping ZHOU   +7 more
doaj   +1 more source

Contactless Conductivity Detection for Capillary Electrophoresis—Developments From 2020 to 2024

open access: yesELECTROPHORESIS, EarlyView.
ABSTRACT The review covering the development of capillary electrophoresis with capacitively coupled contactless conductivity detection from 2020 to 2024 is the latest in a series going back to 2004. The article considers applications employing conventional capillaries and planar lab‐on‐chip devices as well as fundamental and technical developments of ...
Peter C. Hauser, Pavel Kubáň
wiley   +1 more source

Peptide‐based covalent inhibitors of protein–protein interactions

open access: yesJournal of Peptide Science, Volume 29, Issue 1, January 2023., 2023
Peptide interaction motifs derived from a protein–protein interaction interface can serve as starting points for the development of inhibitors. However, for certain proteins when applying competitive inhibitors, peptide‐based ligands with an irreversible binding mode may be more active. This review summarizes examples of covalent inhibitors that employ
Felix M. Paulussen, Tom N. Grossmann
wiley   +1 more source

Correlations of Amino Acids with Secondary Structure Types: Connection with Amino Acid Structure [PDF]

open access: yesarXiv, 2005
The correlations of primary and secondary structures were analyzed using proteins with known structure from Protein Data Bank. The correlation values of amino acid type and the eight secondary structure types at distant position were calculated for distances between -25 and 25.
arxiv  

Adult‐onset epilepsy with startle‐induced seizure after febrile infection‐related epilepsy syndrome: A case report

open access: yesEpileptic Disorders, EarlyView.
Abstract Startle‐induced seizure is a rare type of reflex seizure triggered by unexpected sensory stimuli that often occurs in children with early acquired cerebral lesions or brain malformations. We report a unique case of adult‐onset epilepsy with startle‐induced seizures.
Kazutoshi Konomatsu   +12 more
wiley   +1 more source

Lack of evidence for central sensitization in idiopathic, non-traumatic neck pain : a systematic review [PDF]

open access: yes, 2015
Background: Chronic neck pain is a common problem with a poorly understood pathophysiology. Often no underlying structural pathology can be found and radiological imaging findings are more related to age than to a patient's symptoms.
Bramer, Wichor   +9 more
core   +1 more source

Linguistic mechanism of the evolution of amino acid frequencies and genomic GC content [PDF]

open access: yesarXiv, 2006
Much information is stored in amino acid composition of protein and base composition of DNA. We simulated the evolution of amino acid frequencies and genomic GC content by a linguistic model. It is showed that the evolution of genetic code determines the evolution of amino acid frequencies and genomic GC content.
arxiv  

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