Results 91 to 100 of about 1,878 (205)

Optimization of biomass, total carotenoids and astaxanthin production in Haematococcus pluvialis Flotow strain Steptoe (Nevada, USA) under laboratory conditions

open access: yesBiological Research, 2003
The microalga Haematococcus pluvialis Flotow is one of the natural sources of astaxanthin, a pigment widely used in salmon feed. This study was made to discover optimal conditions for biomass and astaxanthin production in H.
ANA S CIFUENTES   +4 more
doaj  

Carotenogenesis in Haematococcus pluvialis cells induced by light and nutrient stresses [PDF]

open access: yes, 2013
The objective of this work was to evaluate the responses of Haematococcus pluvialis cells to the carotenogenesis induction process, under light and nutrition stress.
Monteiro, Antonio Carlos [UNESP]   +11 more
core   +1 more source

Influence of environmental stress toward carotenogenesis regulatory mechanism through in Vitro model system

open access: yes, 2017
Carotenoid biosynthesis is influenced by some aspects and is liable to geometric isomerisation with the existence of oxygen, light, and heat, which affect color degradation and oxidation. The major problems related to carotenoid accumulation inherently
Norazian Mohd Hassan   +5 more
core   +1 more source

Expression of the carotenoid biosynthesis genes in Xanthophyllomyces dendrorhous

open access: yesBiological Research, 2007
In the yeast Xanthophyllomyces dendrorhous the genes idi, crtE, crtYB, crtl and ast are involved in the biosynthesis of astaxanthin from isopentenyl pyrophosphate.
P LODATO   +8 more
doaj  

Inhibition of carotenogenesis in cell-free systems of Aphanocapsa and Phycomyces [PDF]

open access: yes, 1985
A number of herbicides have been identified as inhibitors of carotene biosynthesis. Because of the multiple effects associated with inhibition of carotenogenesis in vivo.
Clarke, Ian Edward
core  

Effects of light intensity and the remaining nitrate concentration on the beta-carotene accumulation of a wild Dunaliella salina strain isolated from the saline soil

open access: yesMicrobiology Research, 2015
An isolated Dunaliella salina strain from northern Thailand was cultured in modified Johnson’s medium in column photobioreactor. The beta-carotene accumulation mainly depended on the quantities of cells entering into carotenogenesis condition that was ...
Zhe Wu   +5 more
doaj   +1 more source

The Neurospora crassa DCC-1 Protein, a Putative Histidine Kinase, Is Required for Normal Sexual and Asexual Development and Carotenogenesis

open access: yes, 2011
Two-component signaling pathways based on phosphoryl group transfer between histidine kinase and response regulator proteins regulate environmental responses in bacteria, archaea, plants, slime molds, and fungi.
Carlos Barba-Ostria   +2 more
core   +1 more source

Genetic Background and Phenotypic Aspects of Light-Induced Carotenoid Biosynthesis in Isosphaeraceae Planctomycetes

open access: yesMicrobiology Research
Nearly half of the currently described planctomycetes display pink, red, or orange pigmentation. Until recently, however, carotenoid biosynthesis in these bacteria remained largely unexplored. We examined the carotenogenesis and its genetic background in
Anastasia A. Ivanova   +4 more
doaj   +1 more source

Transcriptome-wide analysis of Chlorella reveals auxin-induced carotenogenesis pathway in green microalgae

open access: yes, 2019
Microalgae are a commercially viable route for the production of carotenoids. Chlorella sp. BR2 was treated with plant hormones indole-3-acetic acid, salicylic acid, abscisic acid and methyl jasmonate and screened for enhanced carotenoid production ...
Ma, Ruijuan   +5 more
core   +1 more source

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