Results 11 to 20 of about 9,253,873 (383)

In Situ Direct Monitoring of the Morphological Transformation of Single Au Nanostars Induced by Iodide through Dual-Laser Dark-Field Microscopy: Unexpected Mechanism and Sensing Applications

open access: yesNanomaterials, 2022
Single nanoparticle imaging is a significant technique to help reveal the reaction mechanism and provides insight into the nanoparticle transformation. Here, we monitor the in situ morphological transformation of Au nanostars (GNSs) induced by iodide (I−)
Weizhen Xu   +4 more
doaj   +1 more source

Immobilization of Pectinolytic Enzymes on Nylon 6/6 Carriers

open access: yesApplied Sciences, 2021
Pectinolytic enzymes are an important tool for sustainable food production, with a wide range of applications in food processing technologies as well as the extraction of bioactive compounds from pectin-rich raw materials.
Sana Ben-Othman, Toonika Rinken
doaj   +1 more source

Constitutive High Expression Level of a Synthetic Deleted Encoding Gene of Talaromyces minioluteus Endodextranase Variant (rTmDEX49A–ΔSP–ΔN30) in Komagataella phaffii (Pichia pastoris)

open access: yesApplied Sciences, 2022
In the sugar industry, dextran generates difficulties in the manufacturing process. Using crude dextranase (EC 3.2.1.11) to eliminate dextran in sugar is an effective practice. In this study, a synthetic dextranase-encoding gene of the filamentous fungus
Roberto Carlos Arísticas Ribalta   +7 more
doaj   +1 more source

Pretreatment of citrus by-products affects polyphenol recovery:a review [PDF]

open access: yes, 2018
A large amount of citrus waste is generated annually. This waste is of great economic worth, since it contains high levels of polyphenols, which have attracted scientific interest due to their potent antimicrobial and antiradical activities. Pretreatment
Bowyer, Michael C.   +7 more
core   +2 more sources

Extraction of Carotenoids from Pumpkin Peel and Pulp: Comparison between Innovative Green Extraction Technologies (Ultrasonic and Microwave-Assisted Extractions Using Corn Oil)

open access: yesFoods, 2021
Natural pigments improve aesthetic value as well as antioxidant potential of a food product. This study was designed to determine the effects of green extraction techniques on carotenoids, polyphenols and antioxidant activities of pulp and peel of two ...
Minaxi Sharma, Rajeev Bhat
doaj   +1 more source

Groups not presentable by products [PDF]

open access: yes, 2011
In this paper we study obstructions to presentability by products for finitely generated groups. Along the way we develop both the concept of acentral subgroups, and the relations between presentability by products on the one hand, and certain geometric ...
Kotschick, D., Loeh, C.
core   +3 more sources

Transcriptome and metabolome profiling to elucidate the mechanism underlying the poor growth of Streptococcus suis serotype 2 after orphan response regulator CovR deletion

open access: yesFrontiers in Veterinary Science, 2023
The deletion of orphan response regulator CovR reduces the growth rate of Streptococcus suis serotype 2 (S. suis 2). In this study, metabolome and transcriptome profiling were performed to study the mechanisms underlying the poor growth of S.
Bingbing Zong   +6 more
doaj   +1 more source

Evaluation of Colombian Coffee Waste to Produce Antioxidant Extracts

open access: yesBioResources, 2023
During coffee production, several types of waste such as pulp, mucilage, husk, parchment, coffee silver skin, and spent coffee grounds are generated. The amount of coffee waste and their environmental issues require effective valorization.
Erika Milena Arango-Agudelo   +4 more
doaj   +2 more sources

Effects of Pueraria Extract and Curcumin on Growth Performance, Antioxidant Status and Intestinal Integrity of Broiler Chickens

open access: yesAnimals, 2023
The current study was carried out to examine the effects of pueraria extract (PE) and curcumin (CUR) on growth performance, antioxidant capacity and intestinal integrity in broiler chickens. A complete randomized design with a 2 × 2 factorial arrangement
Shuangshuang Guo   +7 more
doaj   +1 more source

Effects of Vitamin A on Immune Responses and Vitamin A Metabolism in Broiler Chickens Challenged with Necrotic Enteritis

open access: yesLife, 2023
Necrotic enteritis (NE) is an important enteric inflammatory disease of poultry, and the effects of vitamin A (VitA) on NE birds are largely unknown.
Shuangshuang Guo   +7 more
doaj   +1 more source

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