Articles with "free fatty" as a keyword



Response surface methodology guided adsorption and recovery of free fatty acids from oil using resin

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Published in 2021 at "Biofuels"

DOI: 10.1002/bbb.2255

Abstract: The presence of free fatty acids interferes with the conversion of plant oils to biodiesel. Four strong and weak base resins were evaluated for the removal of free fatty acids (FFA) from oil. Amberlite FPA… read more here.

Keywords: methodology; resin; free fatty; fatty acids ... See more keywords

Simultaneous conversion of free fatty acids and triglycerides to biodiesel by immobilized Aspergillus oryzae expressing Fusarium heterosporum lipase.

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Published in 2017 at "Biotechnology journal"

DOI: 10.1002/biot.201600400

Abstract: The presence of high levels of free fatty acids (FFA) in oil is a barrier to one-step biodiesel production. Undesirable soaps are formed during conventional chemical methods, and enzyme deactivation occurs when enzymatic methods are… read more here.

Keywords: fatty acids; free fatty; heterosporum lipase; aspergillus oryzae ... See more keywords
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A capillary electrophoresis method for free fatty acids screening and acidity determination in biodiesel

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Published in 2021 at "ELECTROPHORESIS"

DOI: 10.1002/elps.202000289

Abstract: The advent of policies that incentivize or require alternative diesel fuels has increased the demand for the development of fast analytical methods aiming for the quality control of these fuels. This study approached an alternative… read more here.

Keywords: electrophoresis method; fatty acids; free fatty; determination ... See more keywords

Ultra-fast screening of free fatty acids in human plasma using ion mobility mass spectrometry.

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Published in 2022 at "Journal of separation science"

DOI: 10.1002/jssc.202200037

Abstract: Free fatty acids involved in many metabolic regulations in human body. In this work, an ultra-fast screening method was developed for the analysis of free fatty acids using trapped ion mobility spectrometry coupled with mass… read more here.

Keywords: free fatty; ultra fast; spectrometry; fast screening ... See more keywords

Relationship between free fatty acids, body mass index and depressive symptoms in patients with chronic heart failure

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Published in 2021 at "Nursing Open"

DOI: 10.1002/nop2.877

Abstract: To explore the prevalence of depressive symptoms among patients with chronic heart failure (CHF) and analyse the relationship between free fatty acids (FFAs), body mass index (BMI) and depressive symptoms among patients with CHF. read more here.

Keywords: depressive symptoms; free fatty; heart failure; relationship free ... See more keywords

Impact of Acipimox Therapy on Free Fatty Acid Efflux and Endothelial Function in the Metabolic Syndrome: A Randomized Trial

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Published in 2019 at "Obesity"

DOI: 10.1002/oby.22602

Abstract: Insulin resistance is associated with increased lipolysis and elevated concentrations of free fatty acids (FFA), which in turn contribute to impaired vascular function. It was hypothesized that lowering FFA with acipimox, a nicotinic acid derivative… read more here.

Keywords: endothelial function; free fatty; impact acipimox; metabolic syndrome ... See more keywords

Comprehensive quantification of C4 to C26 free fatty acids using a supercritical fluid chromatography-mass spectrometry method in pharmaceutical-grade egg yolk powders intended for total parenteral nutrition use

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Published in 2025 at "Analytical and Bioanalytical Chemistry"

DOI: 10.1007/s00216-025-05732-3

Abstract: Free fatty acids (FFAs) are important energy sources and significant for energy transport in the body. They also play a crucial role in cellular oxidative stress responses, following cell membrane depolarization, making accurate quantification of… read more here.

Keywords: supercritical fluid; method; quantification; fluid chromatography ... See more keywords

In vitro modeling of unsaturated free fatty acid-mediated tissue impairments seen in acne lesions

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Published in 2017 at "Archives of Dermatological Research"

DOI: 10.1007/s00403-017-1747-y

Abstract: Acne vulgaris is a disease of pilosebaceous units with multifactorial pathogenesis, including hyperkeratinization, increased sebum secretion, and inflammation. Recently, it was suggested that acne subjects may have also impaired skin barrier. We hypothesized that excess… read more here.

Keywords: acne lesions; seen acne; free fatty; tissue ... See more keywords

Optimization of free fatty acid production by enzymatic hydrolysis of vegetable oils using a non-commercial lipase from Geotrichum candidum

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Published in 2019 at "Bioprocess and Biosystems Engineering"

DOI: 10.1007/s00449-019-02161-2

Abstract: This study aimed to optimize free fatty acid production by enzymatic hydrolysis of cottonseed, olive and palm kernel oils in stirred-tank reactors using a lipase from Geotrichum candidum (GCL-I). The effect of pH, temperature and… read more here.

Keywords: production enzymatic; acid production; fatty acid; free fatty ... See more keywords

Lipolysis gone rogue: the HSL connection in feeding cancer

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Published in 2025 at "Cell Biology and Toxicology"

DOI: 10.1007/s10565-025-10098-4

Abstract: Lipolysis, a tightly regulated metabolic process, is hijacked by cancer cells to meet their energy and biosynthetic demands under stress. Central to this process is hormone-sensitive lipase (HSL), a key enzyme that orchestrates lipid mobilization… read more here.

Keywords: cancer; hsl; lipolysis; metabolism ... See more keywords

Acid-catalyzed esterification of free fatty acids with ethanol: an assessment of acid oil pretreatment, kinetic modeling and simulation

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Published in 2017 at "Reaction Kinetics, Mechanisms and Catalysis"

DOI: 10.1007/s11144-017-1335-3

Abstract: This work reports experimental data and kinetic modeling of the esterification of different free fatty acids (lauric, stearic, oleic, and also an industrial mixture of fatty acids) with ethanol catalyzed by sulfuric acid. In addition, the… read more here.

Keywords: kinetic modeling; esterification; fatty acids; free fatty ... See more keywords