Results 1 to 10 of about 4,011 (121)

Regulation of Salicylic Acid and N-Hydroxy-Pipecolic Acid in Systemic Acquired Resistance [PDF]

open access: yesThe Plant Pathology Journal, 2023
In plants, salicylic acid (SA) is a central immune signal that is involved in both local and systemic acquired resistance (SAR). In addition to SA, several other chemical signals are also involved in SAR and these include N-hydroxy-pipecolic acid (NHP ...
Gah-Hyun Lim
doaj   +2 more sources

An Artificial Pathway for N-Hydroxy-Pipecolic Acid Production From L-Lysine in Escherichia coli [PDF]

open access: yesFrontiers in Microbiology, 2022
N-hydroxy-pipecolic acid (NHP) is a hydroxylated product of pipecolic acid and an important systemic acquired resistance signal molecule. However, the biosynthesis of NHP does not have a natural metabolic pathway in microorganisms.
Zhou Luo   +10 more
doaj   +2 more sources

Pipecolic Acid Quantification Using Gas Chromatography-coupled Mass Spectrometry [PDF]

open access: yesBio-Protocol, 2020
Pipecolic acid (Pip), a non-proteinacious product of lysine catabolism, is an important regulator of immunity in plants and humans alike. For instance, Pip accumulation is associated with the genetic disorder Zellweger syndrome, chronic liver diseases ...
Keshun Yu, huazhen liu, Pradeep Kachroo
doaj   +2 more sources

Intracerebroventricular Injection of L-Pipecolic Acid Exerts Hypnotic Effects Without Activating NMDA Receptors in Neonatal Chicks under Social Isolation-induced Stress [PDF]

open access: yesThe Journal of Poultry Science, 2020
L-Pipecolic acid is an intermediate of L-lysine catabolism. Its central injection exerted a hypnotic effect on the brain, which was partially mediated by the activation of γ-aminobutyric acid-A and γ-aminobutyric acid-B receptors. L-Proline has also been
Asako Shigemura   +2 more
doaj   +2 more sources

New Metabolic Alterations and A Predictive Marker Pipecolic Acid in Sera for Esophageal Squamous Cell Carcinoma [PDF]

open access: yesGenomics, Proteomics & Bioinformatics, 2022
Esophageal squamous cell carcinoma (ESCC) is a major histological subtype of esophageal cancer with a poor prognosis. Although several serum metabolomic investigations have been reported, ESCC tumor-associated metabolic alterations and predictive ...
Lei Liu   +14 more
doaj   +2 more sources

In Vitro Fertilisation of Mouse Oocytes in L-Proline and L-Pipecolic Acid Improves Subsequent Development [PDF]

open access: yesCells, 2021
Exposure of oocytes to specific amino acids during in vitro fertilisation (IVF) improves preimplantation embryo development. Embryos fertilised in medium with proline and its homologue pipecolic acid showed increased blastocyst formation and inner cell ...
Tamara Treleaven   +4 more
doaj   +2 more sources

Development of Novel Proline- and Pipecolic Acid-Based Allosteric Inhibitors of Dengue and Zika Virus NS2B/NS3 Protease [PDF]

open access: yesPharmaceuticals
Background: In this study, we report a novel series of proline- and pipecolic acid-based small molecules designed as allosteric inhibitors of the NS2B/NS3 serine proteases from dengue and Zika viruses, key targets in antiviral drug discovery.
Josè Starvaggi   +10 more
doaj   +2 more sources

A Novel Role of Pipecolic Acid Biosynthetic Pathway in Drought Tolerance through the Antioxidant System in Tomato [PDF]

open access: yesAntioxidants, 2021
With global warming and water shortage, drought stress is provoking an increasing impact on plant growth, development, and crop productivity worldwide.
Ping Wang   +8 more
doaj   +2 more sources

Expanding metabolic pathway for de novo biosynthesis of the chiral pharmaceutical intermediate l-pipecolic acid in Escherichia coli [PDF]

open access: yesMicrobial Cell Factories, 2017
Background The six-carbon circular non-proteinogenic compound l-pipecolic acid is an important chiral drug intermediate with many applications in the pharmaceutical industry.
Hanxiao Ying   +6 more
doaj   +2 more sources

Identification of Endogenous Substances Involved in Sclareol-Induced Chlorophyll Reductions in Arabidopsis [PDF]

open access: yesPlants
Sclareol, a natural diterpene, exhibits diverse physiological activities in plants, microorganisms, and animals. Exogenous application of sclareol to Arabidopsis thaliana leaves induces chlorosis-like symptoms accompanied by a reduction in chlorophyll ...
Asma Ben Hmidene, Shigemi Seo
doaj   +2 more sources

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