U.S. flag

An official website of the United States government

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

PubAg

Main content area

You searched for: Subject "maltose" Remove constraint Subject: "maltose"
Start Over

Search

2,755  Search Results

« Previous | 1 - 20 of 2,755 |
Number of results to display per page

Search Results

1. Identification of a novel α-glucosidase inhibitor from Melastoma dodecandrum Lour. fruits and its effect on regulating postprandial blood glucose

Author:
Yang Xu; Ahmed K. Rashwan; Zhiwei Ge; Yuting Li; Hengju Ge; Jiaxin Li; Jiahong Xie; Shiyu Liu; Jie Fang; Kejun Cheng; Wei Chen
Source:
Food chemistry 2023 v.399 pp. 133999
ISSN:
0308-8146
Subject:
maltose,   etc   ; Melastoma dodecandrum; active sites; anthocyanins; blood glucose; body weight; food chemistry; hydrogen; oral administration; proanthocyanidins;     Show all 10 Subjects
Abstract:
... Melastoma dodecandrum Lour. (MDL) extracts have shown potent α-glucosidase inhibitory activity, suggesting MDL might be a good source of α-glucosidase inhibitors. The aim of the study was to identify compounds in MDL extracts with α-glucosidase inhibitory activities and evaluate their effect on postprandial blood glucose as well as elucidating the underlying mechanisms of inhibition. A total of 34 ...
DOI:
10.1016/j.foodchem.2022.133999

2. Whole-cell biocatalysis using genetically modified Pseudomonas taetrolens for efficient production of maltobionic acid from pure maltose and high-maltose corn syrup

Author:
Yu-Ri Oh; Young-Ah Jang; Jae Kwang Song; Gyeong Tae Eom
Source:
Bioprocess and biosystems engineering 2022 v.45 no.5 pp. 901-909
ISSN:
1615-7591
Subject:
high maltose corn syrup; maltose,   etc   ; Pseudomonas taetrolens; biocatalysis; biocatalysts; bioprocessing; cosmetics; fermentation; glucose; harvest date; oxidoreductases; prices; temperature;     Show all 13 Subjects
Abstract:
... Maltobionic acid (MBA) can be applied to various fields such as food, cosmetics, and pharmaceutical industries. In this study, whole-cell biocatalysis for MBA production was performed using recombinant Pseudomonas taetrolens homologously expressing quinoprotein glucose dehydrogenase (GDH). Various reaction parameters such as temperature, cell density, and cell harvest time, were optimized for impr ...
DOI:
10.1007/s00449-022-02708-w

3. High mashing thickness negatively influences gelatinisation of small and large starch granules and starch conversion efficiency during barley malt brewing

Author:
C.F. De Schepper; C.M. Courtin
Source:
Food hydrocolloids 2022 v.131 pp. 107745
ISSN:
0268-005X
Subject:
maltose,   etc   ; beers; gelatinization; gravity; hydrocolloids; malt; malting barley; mash; temperature;     Show all 9 Subjects
Abstract:
... The breakdown of starch into fermentable sugars is essential for several industrial processes, including beer production. Nowadays, high ratios of barley malt to water are used to improve brewhouse efficiency. Recent findings, however, indicate that small starch granules in barley malt could reduce starch conversion efficiency. In this study, the gelatinisation behaviour of small and large starch ...
DOI:
10.1016/j.foodhyd.2022.107745

4. Carboxyl-Based CPMP Tag for Ultrasensitive Analysis of Disaccharides by Negative Tandem Mass Spectrometry

Author:
Shanshan Ma; Fangya Chen; Meng Zhang; Hang Yuan; Gangfeng Ouyang; Wuduo Zhao; Shusheng Zhang; Yufen Zhao
Source:
Analytical chemistry 2022 v.94 no.27 pp. 9557-9563
ISSN:
1520-6882
Subject:
maltose,   etc   ; analytical chemistry; derivatization; isomaltose; statistical analysis; sucrose; tandem mass spectrometry;     Show all 7 Subjects
Abstract:
... Here, we develop a sensitive method for glucose-containing disaccharide analysis by 1-(4-carboxyphenyl)-3-methyl-5-pyrazolone (CPMP) derivatization using mass spectrometry. The intense anion of [M – H]⁻ (m/z 759) was observed for CPMP-labeled disaccharides in a negative mode. After derivatization, its sensitivity was significantly increased with the limits of detection (LODs) and limits of quantif ...
DOI:
10.1021/acs.analchem.2c00287

5. Nanomaterials: An Efficient Support to Immobilize Microbial α–Amylases for Improved Starch Hydrolysis

Author:
Bhavtosh A. Kikani; Sadikhusain Suthar; Disha Joshi
Source:
Stärke = 2022 v.74 no.9-10 pp. e2200093
ISSN:
0038-9056
Subject:
maltose,   etc   ; amylases; dextrins; glucose; hydrolysis; magnetite; markets; nanomaterials; pH; proteinases; starch;     Show all 11 Subjects
Abstract:
... Microbial enzymes have contributed significantly to the development of biotech based industries over the recent past. Importantly, the microbial α‐amylases share a major market along with proteases. Starch gets hydrolyzed to dextrin, maltotetroses, maltotrioses, maltose, and glucose in trace amount using amylases. To be suitable commercially, the amylase should be stable at higher temperatures and ...
DOI:
10.1002/star.202200093

6. Systematic Investigation on the Glass Transition Temperature of Binary and Ternary Sugar Mixtures and the Applicability of Gordon–Taylor and Couchman–Karasz Equation

Author:
Martin Schugmann; Petra Foerst
Source:
Foods 2022 v.11 no.12 pp. -
ISSN:
2304-8158
Subject:
maltose,   etc   ; equations; glass transition; glass transition temperature; glucose; maltotriose; models; polymers;     Show all 8 Subjects
Abstract:
... Glass transition temperatures (Tg) of carbohydrate mixtures consisting of only one monomer and glycosidic binding type (aldohexose glucose, α1-4-glycosidic bonded) were studied by differential scanning calorimetry (DSC). The aim of this work was to systematically assess the predictability of Tg of anhydrous binary and ternary sugar mixtures focusing on the components Tg, molecular chain length, an ...
DOI:
10.3390/foods11121679

7. High-sodium maltobionate production by immobilized Zymomonas mobilis cells in polyurethane

Author:
Roberta Cristina de Souza; Leonardo Meirelles da Silva; Sabrina Carra; Maicon Flores; Bruna Maria Puton; Eloane Malvessi; Eunice Valduga; Jamile Zeni
Source:
Bioprocess and biosystems engineering 2022 v.45 no.9 pp. 1465-1476
ISSN:
1615-7591
Subject:
maltose,   etc   ; Zymomonas mobilis; bioprocessing; biotransformation; pH; polyols; polyurethanes; silicone; sodium; temperature;     Show all 10 Subjects
Abstract:
... The purpose of this study was the production of maltobionic acid, in the form of sodium maltobionate, by Z. mobilis cells immobilized in polyurethane. The in situ immobilized system (0.125–0.35 mm) was composed of 7 g polyol, 3.5 g isocyanate, 0.02 g silicone, and 7 g Z. mobilis cell, at the concentration of 210 g/L. The bioconversion of maltose to sodium maltobionate was performed with different ...
DOI:
10.1007/s00449-022-02756-2

8. Effects of Sugars on Giant Unilamellar Vesicle Preparation, Fusion, PCR in Liposomes, and Pore Formation

Author:
Kyoka Kajii; Ayu Shimomura; Mika T. Higashide; Masaya Oki; Gakushi Tsuji
Source:
Langmuir 2022 v.38 no.29 pp. 8871-8880
ISSN:
1520-5827
Subject:
maltose,   etc   ; emulsions; freeze-thaw cycles; fructose; oil-water interface; sucrose; trehalose;     Show all 7 Subjects
Abstract:
... The water-in-oil emulsion transfer method was developed for preparing giant unilamellar vesicles (GUVs) and is useful for studying cellular functions under conditions that mimic cellular environments. A shortcoming of this method for encapsulating biochemical reactions is that it requires high sugar concentrations to enable the density effect to transverse the oil–water interface. In this study, w ...
DOI:
10.1021/acs.langmuir.2c00989

9. Selective and high-yield production of ethyl α-d-glucopyranoside by the α-glucosyl transfer enzyme of Xanthomonas campestris WU-9701 and glucose isomerase

Author:
Kohtaro Kirimura; Wei Cao; Yutaka Onda; Isato Yoshioka; Yoshitaka Ishii
Source:
Journal of bioscience and bioengineering 2022 v.134 no.3 pp. 220-225
ISSN:
1389-1723
Subject:
maltose,   etc   ; Xanthomonas campestris; enzymatic reactions; ethanol; fermentation; glucose; isomerases; maltotriose; pH; sake;     Show all 10 Subjects
Abstract:
... Ethyl α-d-glucopyranoside (α-EG) is detected in sake (Japanese rice wine), that has moisturizing and skin conditioning effects. The production of α-EG by fermentation or enzymatic synthesis to date generates unwanted by-products such as maltooligosaccharides and/or organic acids. In this study, we employed a reaction involving selective α-glucosylation of ethanol by the α-glucosyl transfer enzyme ...
DOI:
10.1016/j.jbiosc.2022.06.012

10. Functional characteristics and structural properties of soybean protein isolate–maltose conjugates

Author:
Guanhao Bu; Mengke Ren; Yingxin Zuo; Chenyu Zhao
Source:
Cereal chemistry 2022 v.99 no.1 pp. 100-110
ISSN:
0009-0352
Subject:
maltose,   etc   ; emulsifying; emulsions; glycation; polyacrylamide gel electrophoresis; solubility; soy protein isolate; temperature;     Show all 8 Subjects
Abstract:
... BACKGROUND AND OBJECTIVES: Glycation is a natural and green modification method and can be used to improve the functional properties of proteins. In this study, the effects of reaction conditions on structural characteristics and functional properties of soy protein isolate (SPI) conjugated with maltose (M) were investigated. FINDINGS: When the mass ratio of protein and maltose was 1:2 and reactio ...
DOI:
10.1002/cche.10454

11. Analysis of the Structure and Antigenicity in Ovalbumin Modified with Six Disaccharides Through Liquid Chromatography–High-Resolution Mass Spectrometry

Author:
Ya-ting Wang; Bi-zhen Zhong; Hui Wang
Source:
Journal of agricultural and food chemistry 2022 v.70 no.10 pp. 3096-3108
ISSN:
1520-5118
Subject:
maltose,   etc   ; cellobiose; epitopes; food chemistry; food production; glycation; glycosides; isomaltulose; lactose; melibiose; ovalbumin;     Show all 11 Subjects
Abstract:
... Melibiose, cellobiose, maltose, lactose, turanose, and isomaltulose were selected to be glycated with OVA. The number of free amino groups of OVA modified with different disaccharides decreased, and the secondary and tertiary structures of the modified OVA also changed greatly. Moreover, the glycation sites detected by HPLC–HCD–MS/MS were all on the sensitized epitopes of OVA, which reduced the bi ...
DOI:
10.1021/acs.jafc.1c03488

12. Surface display of novel transglycosylating α-glucosidase from Aspergillus neoniger on Pichia pastoris for synthesis of isomaltooligosaccharides

Author:
Trisha Tissopi; Sandeep Kumar; Ashok Sadhu; Sarma Mutturi
Source:
Biochemical engineering journal 2022 v.181 pp. 108400
ISSN:
1369-703X
Subject:
maltose,   etc   ; Aspergillus; Komagataella pastoris; bioreactors; flow cytometry; fluorescence microscopy; genes; glycoproteins; isomaltose; methanol;     Show all 10 Subjects
Abstract:
... In the present study, α-glucosidase gene of Aspergillus neoniger, agdA, was fused with glycosylphosphatidylinositol (GPI)-anchored glycoprotein gene of Pichia pastoris, GCW61 at its C-terminus for functional expression in Pichia pastoris X-33. The expression of this chimeric gene was induced using methanol, and the protein was displayed on the surface of X-33 strain with cell pellet activity of 4. ...
DOI:
10.1016/j.bej.2022.108400

13. Effect of immersion time of dried scallop on amino acids, antioxidant and ACE inhibitory activities in Japanese traditional Dashi

Author:
Moe Araki; Yurika Arai; Yu Iwasaki; Rie Kobayashi; Toshiki Enomoto; Yasutaka Shigemura
Source:
International journal of gastronomy and food science 2022 v.28 pp. 100491
ISSN:
1878-450X
Subject:
maltose,   etc   ; Maillard reaction; Mizuhopecten yessoensis; antioxidants; arginine; gastronomy; muscles; scallops; sweetness; taste; taurine; umami;     Show all 12 Subjects
Abstract:
... The dried adductor muscle of scallop (Mizuhopecten yessoensis) has been used as a material for “dashi.” To prepare dashi, the dried scallop must be soaked in water before boiling. Although dashi recipes using dried scallops have been passed down for many generations as a local food, the optimum immersion time prior to cooking has not been elucidated. Thus, the objective of the present study was to ...
DOI:
10.1016/j.ijgfs.2022.100491

14. Identification and selection of a new Saccharomyces cerevisiae strain isolated from Brazilian ethanol fermentation process for application in beer production

Author:
Gustavo P. Lorca Mandujano; Henrique C. Alves; Cleiton D. Prado; Jeferson G.O. Martins; Hosana R. Novaes; João Pedro Maia de Oliveira da Silva; Gleidson Silva Teixeira; André Ohara; Mateus H.R. Alves; Isadora C. Pedrino; Iran Malavazi; Cristina Paiva de Sousa; Anderson F. da Cunha
Source:
Food microbiology 2022 v.103 pp. 103958
ISSN:
0740-0020
Subject:
maltose,   etc   ; Saccharomyces cerevisiae; beers; beverage industry; bioethanol; ethanol fermentation; food microbiology; off flavors; yeasts;     Show all 9 Subjects
Abstract:
... The fermented beverage industry is always pursuing alternatives to make products that delight consumers with special or unique characteristics. The identification and improvement of new yeast strains emerge as an opportunity; however, wild strains usually have a limitation in maltose fermentation and/or off-flavors production. Here we report the production of a Blond-style ale beer using a bioetha ...
DOI:
10.1016/j.fm.2021.103958

15. Heterotrophic aerobic denitrification by novel bacterium Georgenia daeguensis ARB2 for treatment of nitrate contaminated waters

Author:
A. Rajta; H. Setia; S. Shukla; R. Bhatia
Source:
International journal of environmental science and technology 2022 v.19 no.4 pp. 3133-3144
ISSN:
1735-1472
Subject:
maltose,   etc   ; Georgenia; bacteria; carbon; carbon nitrogen ratio; denitrification; glycogen; nitrates; nitrogen; pH; temperature; wastewater; wastewater treatment;     Show all 13 Subjects
Abstract:
... Denitrification is a potential strategy for nitrate removal from wastewater. This study reports the isolation of a novel bacterium Georgenia daeguensis ARB2 which has not been earlier reported for treatment of wastewater. ARB2 was isolated from pharmaceutical wastewater and optimized for growth and nitrate removal under conditions of 10 mM nitrate stress (140 mgL⁻¹ [Formula: see text]). It can uti ...
DOI:
10.1007/s13762-021-03253-x

16. A strain of Saccharomyces cerevisiae with high production of butanol

Author:
Yunxia Gong; Naranzul Tumurbaatar; Junying Zhou; Xiaobao Qi
Source:
European food research & technology 2022 v.248 no.1 pp. 207-217
ISSN:
1438-2377
Subject:
maltose,   etc   ; Saccharomyces cerevisiae; butanol; dough; fermentation; flour; food research; glucose; pH; pulsed-field gel electrophoresis; sucrose;     Show all 11 Subjects
Abstract:
... The paper was aimed to isolate a strain of Saccharomyces cerevisiae with higher alcohol, butanol. 32 strains of S. cerevisiae were isolated and identified from the dough starters from different regions. First, sterile flour solution (SFS) was developed as a substrate, and the HS-SPME-GC/MS technique was used to detect the volatile compounds, especially butanol. Then, gas production rate and acid-p ...
DOI:
10.1007/s00217-021-03874-z

17. Multiphase Hydrogenation of d-Glucosamine Hydrochloride, N-Acetyl-d-Glucosamine, d-Glucose, and d-Maltose over Ru/C with Integrated Catalyst Recovery

Author:
Daniele Polidoro; Alvise Perosa; Elena Barbaro; Matteo Feltracco; Elena Argiriadis; Maurizio Selva
Source:
ACS sustainable chemistry & engineering 2022 v.10 no.8 pp. 2844-2858
ISSN:
2168-0485
Subject:
maltose,   etc   ; catalysts; chemoselectivity; glucosamine; glucose; green chemistry; hydrogenation; iso-octanes; liquids; maltitol; methyl ethers; sorbitol; tetrahydrofuran;     Show all 13 Subjects
Abstract:
... A multiphase (MP) system composed of two immiscible liquids, water and isooctane, and commercial 5% Ru/C as a catalyst, both with and without an additional organic liquid (OL: tetrahydrofuran (THF), 2-methyl-THF, methyl isobutyl carbinol, and cyclopentyl methyl ether) was designed and investigated for the chemoselective catalytic hydrogenation of four model examples of biobased sugars and amino/am ...
DOI:
10.1021/acssuschemeng.1c08540

18. Uncovering the role of impurity sugars on the crystallization of d-tagatose crystal: Experiments and molecular dynamics simulations

Author:
Dongbo Wang; Ying Wang; Yuan Li; Ting Shi; Dandan Han; Junbo Gong
Source:
Food chemistry 2022 v.397 pp. 133762
ISSN:
0308-8146
Subject:
maltose,   etc   ; crystallization; energy; food chemistry; fructose; glucose; hydrogen; molecular dynamics; particle size distribution; product quality; tagatose;     Show all 11 Subjects
Abstract:
... Impurity sugars produced in upstream process of functional sugars are significantly impacting the product quality. In this work, the effect of congeners (d-maltose (d-MAL), d-fructose (d-FRU), d-glucose (d-GLU)) on primary and secondary nucleation of d-tagatose (d-TAG) crystals was investigated. The impurity sugars showed an inhibition on primary nucleation of d-TAG crystals, while a promotion on ...
DOI:
10.1016/j.foodchem.2022.133762

19. Dissolved CO2 profile in bio-succinic acid production from sugars-rich industrial waste

Author:
Francesco Vigato; Irini Angelidaki; John M. Woodley; Merlin Alvarado-Morales
Source:
Biochemical engineering journal 2022 v.187 pp. 108602
ISSN:
1369-703X
Subject:
maltose,   etc   ; biogas; dissolved carbon dioxide; feedstocks; fermentation; glucose; headspace analysis; industrial wastes; inorganic carbon; succinic acid; sucrose;     Show all 11 Subjects
Abstract:
... The inorganic carbon source (CO₂) availability to the microorganisms has a key role in the succinic acid (SA) fermentation process. This study aims to investigate the behavior of the inorganic carbon source for SA production and underline the importance of CO₂ in the fermentation process. The effect of pressure was investigated for CO₂ availability and its overall impact on the fermentation proces ...
DOI:
10.1016/j.bej.2022.108602

20. Effect of oximation reagents on gas chromatographic separation of eight different kinds of mono- and di-saccharides

Author:
Md. Atiqual Islam; Jinsol Lee; Sang-Ho Yoo
Source:
Food chemistry 2022 v.386 pp. 132797
ISSN:
0308-8146
Subject:
maltose,   etc   ; arabinose; food chemistry; fructose; galactose; gas chromatography; glucose; guidelines; hydroxylamine; oysters; quantitative analysis; soybean paste; xylose;     Show all 13 Subjects
Abstract:
... The objective of this study was to investigate the effect of oximation reagents in simultaneous analysis of mono and di-saccharides using gas chromatography. Sugar oximation with O-ethylhydroxylamine separated all the mono- and di-saccharides while hydroxylamine and O-benzylhydroxylamine could make most of the saccharides separable except for xylose and arabinose. Resolution of xylose: arabinose, ...
DOI:
10.1016/j.foodchem.2022.132797