Results 1 to 10 of about 9,959 (155)

Effects of two pre-treatments, blanching and soaking, as processing modulation on non-enzymatic browning developments in three yam cultivars from Ghana [PDF]

open access: yesHeliyon, 2021
Non-enzymatic browning develops in dry-cooked foods and those with high carbohydrate develop acrylamide, a neurotoxin and potential carcinogen. However, some non-enzymatic browning products have reducing properties.
Enoch T. Quayson   +3 more
doaj   +2 more sources

Quinone-mediated non-enzymatic browning in model systems during long-term storage [PDF]

open access: yesFood Chemistry: X, 2022
Non-enzymatic browning induced by polyphenol oxidation is an essential problem during the processing and storage of fruit and vegetable products.
Jingjing Su   +7 more
doaj   +2 more sources

Enzymatic browning: The role of substrates in polyphenol oxidase mediated browning

open access: yesCurrent Research in Food Science, 2023
Enzymatic browning is a biological process that can have significant consequences for fresh produce, such as quality reduction in fruit and vegetables. It is primarily initiated by polyphenol oxidase (PPO) (EC 1.14.18.1 and EC 1.10.3.1) which catalyses ...
Andrew Tilley
exaly   +3 more sources

Integrated Analysis of Polyphenol Oxidase Gene Expression and Enzymatic Activity in Purple-Fleshed Potatoes [PDF]

open access: yesPlants
Colored potato cultivars are rich in phenolic compounds that confer high antioxidant capacity; however, these beneficial metabolites could be susceptible to oxidation by polyphenol oxidases (PPOs), leading to enzymatic browning and the loss of ...
Marilu Mestanza   +6 more
doaj   +2 more sources

Non-Enzymatic Browning of Collagen Hydrolysates with Chondroitin Sulfate Disaccharides from Turkey and Shark Cartilage [PDF]

open access: yesMolecules
The aim of this study was to evaluate the feasibility of inducing non-enzymatic browning using enzymatic collagen hydrolysates from turkey knee cartilage and chondroitin sulfate disaccharides derived from turkey and shark cartilage. Glycation was carried
Anna Pudło
doaj   +2 more sources

Cu2+ Modulates Enzymatic Browning in Potato Tubers Through Amino Acid and Organic Acid Metabolism [PDF]

open access: yesFoods
Enzymatic browning markedly reduces the processing quality and economic value of potatoes. This study evaluated the effects of copper sulfate (CuSO4) on potato growth, yield, and enzymatic browning.
Shulei Feng   +8 more
doaj   +2 more sources

Functional and regulatory mechanisms of the NtPPO5 gene in the browning reaction of tobacco [PDF]

open access: yesBMC Plant Biology
Tobacco (Nicotiana tabacum L.) is a vital economic crop, yet it frequently suffers excessive enzymatic browning during the curing process, which negatively impacts its leaf color and commercial value.
Tianyi Wu   +8 more
doaj   +2 more sources

ROS-mediated membrane damage and antioxidant imbalance drive apple flesh browning during cold storage [PDF]

open access: yesFrontiers in Plant Science
IntroductionFlesh browning is a major postharvest disorder in apples during cold storage, yet its physiological basis remains unclear. This study examined reactive oxygen species (ROS) metabolism and antioxidant systems in flesh-browning (FB) and normal (
Jihan Wang   +9 more
doaj   +2 more sources

Effect of ethanol vapor on anti-browning and antioxidant properties of fresh-cut stem lettuce via regulation of reactive oxygen species metabolism [PDF]

open access: yesScientific Reports
Stem lettuce is a nutritious vegetable rich in dietary fiber, vitamins, and bioactive compounds, but fresh-cut processing accelerates browning, oxidative stress, and quality deterioration during storage.
Minke Shi   +7 more
doaj   +2 more sources

Melatonin Activates Phenylpropanoid Metabolism and Antioxidant Defense to Preserve Quality of Fresh-Cut Potatoes During Cold Storage [PDF]

open access: yesFoods
To develop safe and effective preservatives for fresh-cut produce, this study elucidates the multi-pathway mechanisms through which Melatonin (MT) regulates postharvest senescence in fresh-cut potatoes.
Xingyue Ma   +6 more
doaj   +2 more sources

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