Results 101 to 110 of about 34,721 (255)

Microbial Production of Astaxanthin

open access: yes, 2023
Astaxanthin is a carotenoid reddish-orange pigment with remarkable biological activities and benefits in human health. It also provides enormous commercial value in the application of functional food, aquaculture, and pharmaceutical business. Presently commercial production of astaxanthin includes chemical synthesis, extraction, and isolation from ...
openaire   +2 more sources

Hydrolytic efficiency and isomerization during de-esterification of natural astaxanthin esters by saponification and enzymolysis

open access: yesElectronic Journal of Biotechnology, 2018
Background: Astaxanthin from natural sources is typically esterified with fatty acids; hence, it must be hydrolyzed to remove esters before identification and quantification by conventional HPLC.
Fang Su   +4 more
doaj   +1 more source

Effect of nitrate concentration on cell growth and astaxanthin accumulation in four different species of isolated microalgae in Malaysia [PDF]

open access: yes, 2015
Astaxanthin possess a red color pigment, a type of xanthophylls carotenoid and is mainly found in algae, fish and bird. In this study, cell growth and astaxanthin accumulation from four different isolated microalgae species based on their morphology were
Goto, Masafumi   +8 more
core  

Differences between Motile and Nonmotile Cells of Haematococcus pluvialis in the Production of Astaxanthin at Different Light Intensities

open access: yesMarine Drugs, 2019
Haematococcus pluvialis, as the best natural resource of astaxanthin, is widely used in nutraceuticals, aquaculture, and cosmetic industries. The purpose of this work was to compare the differences in astaxanthin accumulation between motile and nonmotile
Feng Li   +10 more
doaj   +1 more source

Stress-related differential expression of multiple β-carotene ketolase genes in the unicellular green alga Haematococcus pluvialis [PDF]

open access: yes, 2006
The unicellular green alga Haematococcus pluvialis is used as a biological production system for astaxanthin. It accumulates large amounts of this commercially interesting ketocarotenoid under a variety of environmental stresses.
Chen, F, Huang, JC, Sandmann, G
core   +1 more source

Green water meal as protein and carotenoid sources in grow-out diets for Pacific white shrimp, Litopenaeus vannamei [PDF]

open access: yes, 2017
The present study was conducted to evaluate the potential of green water meal (GWM) as an alternative dietary ingredient for juvenile Pacific white shrimp, Litopenaeus vannamei.
Najamuddin Abdul Basri,   +2 more
core   +1 more source

Glukosa-Astaxanthin Meningkatkan Motilitas dan Daya Hidup Spermatozoa Ayam Kampung yang Disimpan pada Suhu 3-5°C

open access: yesIndonesia Medicus Veterinus, 2014
Dalam penelitian ini ingin diketahui penambahan glukosa, astaxanthin dan kombinasi glukosa dengan astaxanthin pada pengencer kuning telur fosfat dalam mempertahankan motilitas dan daya hidup spermatozoa ayam kampung yang disimpan pada suhu 3-5°C .
I Gusti Ngurah Agung Dolly Octa   +2 more
doaj  

Evaluation of egg vitamins A and E content in rainbow trout (Oncorhynchus mykiss Walbaum, 1792) broodstock affected by different levels of synthetic and natural (Heamatococcus pluvialis) astaxanthin [PDF]

open access: yes, 2017
In present research, effect of dietary astaxanthin levels in sources of synthetic and algal on vitamins A and E content of egg rainbow trout broodstock was investigated, totally for 120 days.
Alizadeh, M.   +3 more
core  

Astaxanthin untuk Kesehatan Kardiovaskular

open access: yesJurnal Penelitian Perawat Profesional, 2021
Penyakit kardiovaskular adalah penyebab utama kematian di seluruh dunia. Adanya dislipidemia, gangguan toleransi glukosa, dan hipertensi dengan akumulasi lemak visceral yang disebut sindrom metabolik, meningkatkan risiko penyakit kardiovaskular. Sindrom metabolik sering ditandai dengan stres oksidatif, gangguan keseimbangan antara produksi reactive ...
openaire   +2 more sources

Astaxanthin: Sources, Extraction, Stability, Biological Activities and Its Commercial Applications—A Review

open access: yesMarine Drugs, 2014
There is currently much interest in biological active compounds derived from natural resources, especially compounds that can efficiently act on molecular targets, which are involved in various diseases.
Ranga Rao Ambati   +3 more
doaj   +1 more source

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