Results 11 to 20 of about 15,248,221 (249)

The Effect of DL-Malic Acid on the Metabolism of L-Malic Acid during Wine Alcoholic Fermentation [PDF]

open access: yesFood Technology and Biotechnology, 2002
Insufficient wine acidity can affect wine quality and stability. To overcome this problem, DL-malic acid can be added to the grape juice prior to fermentation.
Fabio Coloretti   +4 more
doaj   +3 more sources

Malic Acid Production by Aspergillus Oryzae: The Role of CaCO3 [PDF]

open access: yesChemical Engineering Transactions, 2018
This study investigated the malic acid production capability of Aspergillus oryzae NRRL 3488 with three different CaCO3 concentrations, 20 g/L, 80 g/L, and 120 g/L, used as pH buffers and CO2 supply.
Monique Geyer   +3 more
doaj   +2 more sources

PREFERENTIAL SOLVATION OF L-ARABINOSE AND DL-MALIC ACID IN ETHANOL + WATER MIXTURES [PDF]

open access: yesMomento, 2017
By using the inverse Kirkwood-Buff integrals (IKBI) method, the differences between the local, around the solute and the bulk mole fractions of both solvents in saturated solutions of L-arabinose (compound 3) and DL-malic acid (compound 3) in ethanol ...
Zaira J. Cárdenas   +2 more
doaj   +2 more sources

Microbial Production of Malic Acid from Biofuel-Related Coproducts and Biomass

open access: yesFermentation, 2017
The dicarboxylic acid malic acid synthesized as part of the tricarboxylic acid cycle can be produced in excess by certain microorganisms. Although malic acid is produced industrially to a lesser extent than citric acid, malic acid has industrial ...
Thomas P. West
doaj   +2 more sources

L-Malic Acid Descaler for Drinking Water—Physicochemical Analysis and Biological Activity

open access: yesBeverages
The present study aimed to analyze the physicochemical properties and biological activity of an L-malic acid descaler. The treated water with L-malic acid descaler complies with EU Directive No.
Teodora Todorova   +8 more
doaj   +2 more sources

Adsorption of tartaric acid and malic by active carbons

open access: yesOENO One, 1995
Adsorption of tartaric acid and malic acid by active carbons bas been tested with six samples of carbons. At acid pH ; the adsorbed amounts of tartaric acid and of malic acid are practically the same.
L. Robert   +4 more
doaj   +2 more sources

EFFECT OF LEAD AND CADMIUM IN IRRIGATION WATER AND FOLIAR APPLIED MALIC ACID ON VEGETATIVE GROWTH, FLOWERING AND CHEMICAL COMPOSITION OF SALVIA SPLENDENS PLANTS (A) EFFECT OF LEAD [PDF]

open access: yesScientific Journal of Flowers and Ornamental Plants, 2020
The present study was carried-out at Antoniadis Botanical Garden Research Branch, Horticultural Research Institute, A.R.C., Alexandria, Egypt during the two successive seasons of 2018 and 2019.
N. El-Shanhorey, A.A. Barakat
doaj   +1 more source

New enzymatic method for estimating fumaric acid in wines

open access: yesOENO One, 2021
This work aims to develop a new enzymatic method for analysing fumaric acid in wines. Fumaric acid is a very effective lactic acid bacteria inhibitor that is widely used in the food industry as an additive (E297).
Daniel Fernández-Vázquez   +5 more
doaj   +1 more source

Malic Acid Production by Saccharomyces cerevisiae: Engineering of Pyruvate Carboxylation, Oxaloacetate Reduction, and Malate Export [PDF]

open access: yes, 2008
Malic acid is a potential biomass-derivable "building block" for chemical synthesis. Since wild-type Saccharomyces cerevisiae strains produce only low levels of malate, metabolic engineering is required to achieve efficient malate production with this ...
Van Maris, A.J.A. (author)   +23 more
core   +2 more sources

Thermotropic and structural effects of poly(malic acid) on fully hydrated multilamellar DPPC–water systems [PDF]

open access: yes, 2013
The thermotropic and structural effects of low molecular weight poly(malic acid) (PMLA) on fully hydrated multilamellar dipalmitoylphosphatidylcholine (DPPC)-water systems were investigated using differential scanning calorimetry (DSC), small-angle X-ray
Naszályi Nagy, Lívia   +5 more
core   +1 more source

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