Phosphorus and nitrogen starvation reveal life‐cycle specific responses in the metabolome of Emiliania huxleyi (Haptophyta)
Sign Up to like & getrecommendations! Published in 2018 at "Limnology and Oceanography"
DOI: 10.1002/lno.10624
Abstract: The coccolithophore Emiliania huxleyi is a microalga with biogeochemical and biotechnological relevance, due to its high abundance in the ocean and its ability to form intricate calcium carbonate structures. Depletion of macronutrients in oceanic waters… read more here.
Keywords: starvation; life cycle; emiliania huxleyi; cycle ... See more keywords
Hypoosmolality impedes cytoophidium integrity during nitrogen starvation
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DOI: 10.1002/yea.3542
Abstract: CTP synthase (CTPS) cytoophidia have been found in many species over domains of life in the past 10 years, implying the evolutionary conservation of these structures. However, there are differences in cytoophidia between species. The… read more here.
Keywords: integrity nitrogen; integrity; impedes cytoophidium; cytoophidium integrity ... See more keywords
Effect of alkaline pH and nitrogen starvation on the triacylglycerol (TAG) content, growth, biochemical composition, and fatty acid profile of Auxenochlorella protothecoides KP7
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Applied Phycology"
DOI: 10.1007/s10811-020-02311-0
Abstract: Microalgae can accumulate substantial amounts of triacylglycerol, the primary feedstock for biodiesel production, under different stress conditions. In this study, exposure to alkaline pH (pH 10) using carbonate-bicarbonate buffer, nitrogen starvation, and both were applied to… read more here.
Keywords: fatty acids; protothecoides kp7; alkaline; triacylglycerol ... See more keywords
Nitrogen starvation–induced oxidative stress relieves PII-mediated inhibition of acetyl-CoA carboxylase (ACCase) activity and signals enhanced lipid synthesis in Synechococcus PCC 7942
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DOI: 10.1007/s10811-020-02316-9
Abstract: The present study shows the existence of P II -acetyl-CoA carboxylase interaction in the cyanobacterium Synechococcus sp. PCC 7942 and the possible adverse impact of nitrogen starvation on this interaction. The in silico and in… read more here.
Keywords: carboxylase; acetyl coa; coa carboxylase; nitrogen starvation ... See more keywords
Cell wall and organelle modifications during nitrogen starvation in Nannochloropsis oceanica F&M-M24
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DOI: 10.1007/s10811-021-02416-0
Abstract: Nannochloropsis oceanica F&M-M24 is able to increase its lipid content during nitrogen starvation to more than 50% of the total biomass. We investigated the ultrastructural changes and the variation in the content of main cell… read more here.
Keywords: starvation; oceanica m24; cell; wall ... See more keywords
Growth medium and nitrogen stress sparked biochemical and carotenogenic alterations in Scenedesmus sp. CCNM 1028
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DOI: 10.1016/j.biteb.2019.100194
Abstract: Abstract Microalgae are a spring of valuable compounds finding its wide applicability as cosmo-nutraceuticals, a renewable substitute for bioenergy and bioremediation. The present study utilizes Scenedesmus sp. CCNM 1028, freshwater microalgae, to understand the influence… read more here.
Keywords: growth; medium; ccnm 1028; scenedesmus ccnm ... See more keywords
Carbon starvation, senescence and specific mitochondrial stresses, but not nitrogen starvation and general stresses, are major triggers for mitophagy in Arabidopsis
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DOI: 10.1080/15548627.2022.2054039
Abstract: ABSTRACT Selective degradation of mitochondria by autophagy (mitophagy) is thought to play an important role in mitochondrial quality control, but our understanding of which conditions induce mitophagy in plants is limited. Here, we developed novel… read more here.
Keywords: nitrogen starvation; mitophagy; starvation; senescence ... See more keywords
Enhancement of lipid productivity of Chlorella protothecoides cultivated in secondary wastewater under nitrogen starvation through optimization of environmental factors
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DOI: 10.1080/17597269.2017.1336351
Abstract: ABSTRACT A lab scale externally illuminated photobioreactor was used to evaluate the lipid productivity (LP) of microalga Chlorella protothecoides (SAG-211-10C) cultivated in municipal secondary waste water supplemented with CO2. Experiments were conducted in two stages:… read more here.
Keywords: environmental factors; chlorella; lipid productivity; chlorella protothecoides ... See more keywords
An Escherichia coli Nitrogen Starvation Response Is Important for Mutualistic Coexistence with Rhodopseudomonas palustris
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DOI: 10.1128/aem.00404-18
Abstract: ABSTRACT Microbial mutualistic cross-feeding interactions are ubiquitous and can drive important community functions. Engaging in cross-feeding undoubtedly affects the physiology and metabolism of individual species involved. However, the nature in which an individual species' physiology… read more here.
Keywords: coexistence; physiology; nitrogen starvation; starvation response ... See more keywords
Genome-wide identification of Azospirillum brasilense Sp245 small RNAs responsive to nitrogen starvation and likely involvement in plant-microbe interactions
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DOI: 10.1186/s12864-020-07212-7
Abstract: Background Small RNAs (sRNAs) are non-coding RNAs known to regulate various biological functions such as stress adaptation, metabolism, virulence as well as pathogenicity across a wide range of bacteria, mainly by controlling mRNA stabilization or… read more here.
Keywords: identification; nitrogen starvation; brasilense sp245; plant ... See more keywords
Comparative transcriptome analysis of two Cercospora sojina strains reveals differences in virulence under nitrogen starvation stress
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DOI: 10.1186/s12866-020-01853-0
Abstract: Cercospora sojina is a fungal pathogen that causes frogeye leaf spot in soybean-producing regions, leading to severe yield losses worldwide. It exhibits variations in virulence due to race differentiation between strains. However, the candidate virulence-related… read more here.
Keywords: cercospora sojina; virulence; analysis; race ... See more keywords