Results 41 to 50 of about 4,394,836 (223)

Pulsed Electric Fields (PEF) and Accelerated Solvent Extraction (ASE) for Valorization of Red (Aristeus antennatus) and Camarote (Melicertus kerathurus) Shrimp Side Streams: Antioxidant and HPLC Evaluation of the Carotenoid Astaxanthin Recovery

open access: yesAntioxidants, 2023
Shrimp side streams represent an important natural source of astaxanthin. Optimization of the astaxanthin extraction process from shrimp side streams is of great importance for the valorization of crustacean side streams and the development of ...
Ana Cristina De Aguiar Saldanha Pinheiro   +7 more
doaj   +1 more source

Heterologous Production in the Synechocystis Chassis Suggests the Biosynthetic Pathway of Astaxanthin in Cyanobacteria

open access: yes, 2023
Astaxanthin is a carotenoid species with the highest antioxidant capability. Its natural resource is very rare. The biosynthesis of astaxanthin from β-carotene includes a hydroxylation step and a ketolation step, for which the corresponding enzymes ...
Shan Lu   +5 more
core   +1 more source

Formulation of a fish feed for goldfish with natural astaxanthin extracted from shrimp waste [PDF]

open access: yesChemistry Central Journal, 2016
Astaxanthin is a xanthophyll carotenoid, which exhibits many important biological activities including a high degree of antioxidant capacity (AOC) and antibacterial activity, hence has a significant applicability in food, pharmaceutical and cosmetic industries.
Weeratunge, W. K. O. V.   +1 more
openaire   +2 more sources

Effects of non-fish based raw materials on the fish muscle quality of salmonids [PDF]

open access: yes, 2013
Salmonids are considered as fatty fish and a healthy food. They are characterized by a high proportion of n-3 long chain polyunsaturated fatty acids (n-3 LCPUFA).
Pan, Jinfeng
core   +1 more source

Inhalable ROS‐Responsive Nanospray Activates PPAR‐γ to Restore Macrophage Mitochondrial Homeostasis and Attenuate Radiation‐Induced Lung Injury

open access: yesAdvanced Science, EarlyView.
A nebulized nanoassembly alleviates radiation‐induced lung injury by reprogramming macrophages through coordinated ROS scavenging, NAD+ replenishment, and PPAR‐γ activation. Redox balance, mitochondrial homeostasis, and immune regulation are restored, revealing a microenvironment‐centered strategy for localized radioprotection.
Mingquan Gao   +11 more
wiley   +1 more source

Cobalt Single‐Atom Nanozyme for Enhanced Intestinal Radioprotection and Tumor Radiosensitization via Bidirectional ROS Modulation

open access: yesAdvanced Science, EarlyView.
Orally administered, pH‐responsive Co‐SAN exerts dual functions: in the alkaline intestinal milieu, it scavenges reactive oxygen species (ROS) and suppresses the PI3K/AKT pathway and NETs formation, thus providing radioprotection; whereas in the acidic tumor microenvironment, it generates ROS and alleviates hypoxia, thereby enhancing radiosensitization.
Shengqi Yin   +13 more
wiley   +1 more source

Advances in extraction methods of astaxanthin from crustacean aquatic products and their processing by⁃products

open access: yesShipin yu jixie
Astaxanthin is widely used in food, feed, cosmetic and pharmaceutical fields due to its biological activity and color characteristics, among which natural astaxanthin has a huge market demand in recent years due to its higher antioxidant activity and ...
HAN Lu   +4 more
doaj   +1 more source

Effect of natural astaxanthin on growth performance and body pigmentation of Premnas biaculeatus

open access: yesSiliao yanjiu, 2021
The experiment was to study the effect of natural astaxanthin on growth performance and body pigmentation of Premnas biaculeatus. Sixty Premnas biaculeatus with body weight of (7.98±1.32) g were randomly divided into five groups with three replicates in ...
Ju-feng JIANG   +7 more
doaj  

Bioeconomy, sustainability, and digital technologies in Haematococcus lacustris biomass and astaxanthin production: advances and outlook

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Astaxanthin is a carotenoid with strong antioxidant properties, used in research on cancer treatment, ocular injuries, and neurological disorders. When produced by the microalgae Haematococcus lacustris, its antioxidant potential is even higher than that of the synthetic molecule, making it particularly attractive for pharmaceutical and ...
Renata Kühl Rocha   +5 more
wiley   +1 more source

Microbial Production of Astaxanthin

open access: yes, 2023
Microbial Production of Food Bioactive Compounds / Editors:Seid Mahdi Jafari, Farshad Darvishi Harzevili -- Springer -- DOI:10.1007/978-3-030-81403-8_37-1 -- 2023.Astaxanthin is a carotenoid reddish-orange pigment with remarkable biological activities ...
Lee, Chi-Ching
core   +1 more source

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