Search Results - "Narreddula, Venkateswara R."
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Apocryphal FADS2 activity promotes fatty acid diversification in cancer
Published in Cell reports (Cambridge) (09-02-2021)“…Canonical fatty acid metabolism describes specific enzyme-substrate interactions that result in products with well-defined chain lengths, degree(s), and…”
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Mass spectrometry-directed structure elucidation and total synthesis of ultra-long chain (O-acyl)-ω-hydroxy fatty acids
Published in Journal of lipid research (01-08-2018)“…The (O-acyl)-ω-hydroxy FAs (OAHFAs) comprise an unusual lipid subclass present in the skin, vernix caseosa, and meibomian gland secretions. Although they are…”
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Identification of Carbon-Carbon Double Bond Stereochemistry in Unsaturated Fatty Acids by Charge-Remote Fragmentation of Fixed-Charge Derivatives
Published in Analytical chemistry (Washington) (22-11-2022)“…Separation and identification of fatty acid (FA) isomers in biological samples represents a challenging problem for lipid chemists. Notably, FA regio- and…”
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Introduction of a Fixed-Charge, Photolabile Derivative for Enhanced Structural Elucidation of Fatty Acids
Published in Analytical chemistry (Washington) (06-08-2019)“…Fatty acids are a structurally diverse category of lipids with a myriad of biochemical functions, which includes their role as building blocks of more complex…”
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Next-generation derivatization reagents optimized for enhanced product ion formation in photodissociation-mass spectrometry of fatty acids
Published in Analyst (London) (04-01-2021)“…Ultraviolet-photodissociation (UVPD) mass spectrometry is an emerging analytical tool for structural elucidation of biomolecules including lipids. Gas phase…”
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Establishing carbon-carbon double bond position and configuration in unsaturated fatty acids by gas-phase infrared spectroscopy
Published in Chemical science (Cambridge) (08-03-2023)“…Fatty acids are an abundant class of lipids that are characterised by wide structural variation including isomeric diversity arising from the position and…”
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Structural elucidation of hydroxy fatty acids by photodissociation mass spectrometry with photolabile derivatives
Published in Rapid communications in mass spectrometry (15-05-2020)“…Rationale Eicosanoids are short‐lived bio‐responsive lipids produced locally from oxidation of polyunsaturated fatty acids (FAs) via a cascade of enzymatic or…”
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Combining Charge-Switch Derivatization with Ozone-Induced Dissociation for Fatty Acid Analysis
Published in Journal of the American Society for Mass Spectrometry (01-10-2019)“…The specific positions of carbon–carbon double bond(s) within an unsaturated fatty acid exert a significant effect on the physical and chemical properties of…”
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Comparing Positively and Negatively Charged Distonic Radical Ions in Phenylperoxyl Forming Reactions
Published in Journal of the American Society for Mass Spectrometry (01-09-2018)“…In the gas phase, arylperoxyl forming reactions play a significant role in low-temperature combustion and atmospheric processing of volatile organic compounds…”
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Combining Charge-Switch Derivatization with Ozone-Induced Dissociation for Fatty Acid Analysis
Published in Journal of the American Society for Mass Spectrometry (01-10-2019)“…The specific positions of carbon-carbon double bond(s) within an unsaturated fatty acid exert a significant effect on the physical and chemical properties of…”
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An efficient synthesis of (7S,10R)-2-bromo-5,6,7,8,9,10-hexahydro-7,10-epiminocyclohepta[b]indole: application in the preparation and structural confirmation of a potent 5-HT6 antagonist
Published in Tetrahedron: asymmetry (15-12-2012)“…(7S,10R)-5-Methyl-2-((3-(trifluoromethyl)phenyl)sulfonyl)-5,6,7,8,9,10-hexahydro-7,10-epiminocyclohepta[b]indole 1a is a potent 5-HT6 antagonist…”
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