Results 31 to 40 of about 34,721 (255)

An evaluation of astaxanthin as a nutraceutical growth promoter in starter diets for weanling pigs [PDF]

open access: yes, 2007
A nursery study was conducted at the KSU Swine Teaching and Research Farm to evaluate the effect of increasing dietary astaxanthin (0, 5, 10, and 25 ppm) on weanling pig performance. Astaxanthin is a carotenoid found in various plants, algae, and seafood
Bergstrom, J.R.   +5 more
core   +2 more sources

Flashing LEDs for microalgal production [PDF]

open access: yes, 2017
Flashing lights are next-generation tools to mitigate light attenuation and increase the photosynthetic efficiency of microalgal cultivation systems illuminated by light-emitting diodes (LEDs).
Guerra, Rui Manuel Farinha das Neves   +4 more
core   +1 more source

Sample purification and characterization of the α- and β-crustacyanin pigments from the American lobster for crystallographic and cryo-EM studies. [PDF]

open access: yesActa Crystallogr F Struct Biol Commun
The striking blue colour of the American lobster is caused by proteins that interact with the red pigment astaxanthin, causing its colour change. We have purified and characterized the pigments from the American lobster for crystallographic and cryo‐EM studies.The striking blue hue of live Homarus americanus, known as the American lobster, arises from ...
Cedri MC   +10 more
europepmc   +2 more sources

Metabolic engineering of astaxanthin biosynthesis in maize endosperm and characterization of a prototype high oil hybrid [PDF]

open access: yes, 2016
Maize was genetically engineered for the biosynthesis of the high value carotenoid astaxanthin in the kernel endosperm. Introduction of a β-carotene hydroxylase and a β-carotene ketolase into a white maize genetic background extended the carotenoid ...
A Vershinin   +42 more
core   +3 more sources

Deesterification of astaxanthin and intermediate esters from Haematococcus pluvialis subjected to stress

open access: yesBiotechnology Reports, 2019
Haematococcus pluvialis is the richest biological source of astaxanthin under unfavorable growing conditions. Many reports have discussed the optimal astaxanthin extraction methods.
Janeth I. Galarza   +3 more
doaj   +1 more source

Antihypertensive effects of astaxanthin

open access: yesIntegrated Blood Pressure Control, 2008
Astaxanthin is a biological antioxidant naturally found in a wide variety of aquatic living organisms, and has shown various pharmacological activities, such as anti-inflammatory and antidiabetic activities. A recent study reported that the administration of astaxanthin induced a significant reduction in blood pressure and delayed the incidence of ...
Hiroshi Yoshida   +3 more
openaire   +5 more sources

Two stage process of microalgae cultivation for starch and carotenoid production [PDF]

open access: yes, 2016
Biotechnological processes based on microalgae cultivation are promising for several industrial applications. Microalgae are photoautotrophic microorganisms and can thus grow by using renewable and inexpensive resources as sunlight, inorganic salts ...
Altimari, Pietro   +6 more
core   +1 more source

Microalgae cultivation for lipids and carbohydrates production [PDF]

open access: yes, 2017
Microalgae are photoautotrophic microorganisms that can produce energy both by using sunlight, water and CO2 (phototrophic metabolism) and by using organic sources such as glucose (heterotrophic metabolism).
Altimari, Pietro   +7 more
core   +1 more source

Reaction of Astaxanthin with Peroxynitrite [PDF]

open access: yesBioscience, Biotechnology, and Biochemistry, 2008
The in vitro reactivities of astaxanthin toward peroxynitrite were investigated and the reaction products after scavenging with peroxynitrite were analyzed in order to determine the complete mechanism of this reaction. A series of carotenoids, 13-apo-astaxanthinone (1), 12'-apo-15'-nitroastaxanthinal (2), 12'-apo-astaxanthinal (3), 10'-apo ...
Tsutomu, Hayakawa   +4 more
openaire   +2 more sources

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