Results 31 to 40 of about 1,066 (163)

Extraction and Quantification of Alkanes in Cyanobacteria

open access: yesBio-Protocol, 2015
Many species of cyanobacteria accumulate alkanes in their cells. It has been reported that these cyanobacteria accumulate mainly 15 long carbon chain alkane, pentadecane (C15H32), or/and 17 long chain alkane, heptadecane (C17H36).
Hakuto Kageyama   +5 more
doaj   +1 more source

Total Synthesis of Sacrolide A and Cytotoxic Evaluation

open access: yesEuropean Journal of Organic Chemistry, Volume 29, Issue 27, 17 July 2026.
Isolated from the edible cyanobacterium Aphanothece sacrum, sacrolide A is a highly potent antimicrobial and cytotoxic metabolite. Its total synthesis via a convergent strategy enabled accurate assessment of its effects on liver and colon cells, offering new insights into its bioactivity and potential health risks.
Priyanka Kataria   +7 more
wiley   +1 more source

Photosynthetic primary production in the Mesoproterozoic

open access: yesNew Phytologist, Volume 251, Issue 1, Page 64-80, July 2026.
Summary The Mesoproterozoic atmosphere had more CO2 and less O2 than at present. While the upper ocean was oxygenated, the deeper ocean was euxinic or ferruginous. Primary production was performed by Chlorobia, Cyanobacteria, Proteobacteria, and Archaeplastida.
Patricia Sánchez‐Baracaldo   +1 more
wiley   +1 more source

Determinação das Cianobactérias de Subsuperfície de Sedimentos Marginais do Brejo do Pau Fincado do Complexo Lagunar de Araruama, RJ, Brasil [PDF]

open access: yesAnuário do Instituto de Geociências, 2011
O brejo do Pau Fincado é um corpo aquático natural, localizado no Complexo Lagunar de Araruama, que apresenta variações de salinidade em uma amplitude de hipersalina a salobra.
Loreine Hermida da Silva e Silva   +5 more
doaj  

A meta-analysis of environmental factors influencing the algal colonisation in caves and rockshelters worldwide

open access: yesActa Carsologica, 2023
Microclimate conditions, mainly radiation, temperature and relative humidity vary according to cavities´ configurations and determine the microorganism’s colonisation.
Andrea Belda   +2 more
doaj   +1 more source

Cyanobacteria as multifunctional bioinputs for sustainable intensification, soil health enhancement, and climate resilience in rice‐based cropping systems

open access: yesAgrosystems, Geosciences &Environment, Volume 9, Issue 1, March 2026.
Abstract Ensuring food security goals through the provision of sustainable energy and food without compromising environmental sustainability is the current requirement amid threats from climate change, uncontrolled global population, and scarcity of natural resources.
Muhammad Shahbaz Farooq   +9 more
wiley   +1 more source

Designing the Future of Food: Challenges to Innovation in Microalgae‐Derived Blue Protein Systems

open access: yesSustainable Food Proteins, Volume 4, Issue 1, March 2026.
This image illustrates the key factors in protein extraction from microalgae, along with the main sustainability opportunities and associated risks. ABSTRACT Microalgae are emerging as promising sources of “blue proteins,” a term used to categorize aquatic proteins derived from marine and freshwater organisms.
Luisa Chitolina Schetinger   +6 more
wiley   +1 more source

Cultivo axênico das cianobactérias marinhas Aphanothece halophytica Frémy, 1933 e Chroococcus minutus (Kützing) Nägeli, 1849 Axenic culture of the sea cyanobacterias Aphanothece halophytica Frémy, 1933 and Chroococcus minutus (Kützing) Nägeli, 1849

open access: yesActa Botânica Brasílica, 2011
O presente estudo demonstra o método utilizado para a obtenção do cultivo axênico das cianobactérias Aphanothece halophytica e Chroococcus minutus, obtidas das salinas do município de Arraial do Cabo - RJ. Nas salinas, esses organismos estão estruturados
Rodrigo de Siqueira Melo   +2 more
doaj   +1 more source

Influence of temperature in phosphate removal by microalgae in heterotrophic bioreactors

open access: yesRevista Ambiente & Água, 2012
The removal of total dissolved phosphate by the cyanobacteria Aphanothece microscopica Nägeli cultivated heterotrophically in dairy processing wastewater was investigated in this work.
Maria Isabel Queiroz   +3 more
doaj   +1 more source

Gliding motility in Aphanothece halophytica: analysis of wall proteins in mot mutants [PDF]

open access: yesJournal of Bacteriology, 1981
The unicellular cyanobacterium Aphanothece halophytica (PCC 7418) is motile, and spontaneous nonmotile (mot) mutants accumulate when the organism is subcultured. Analysis of mot mutants suggests that a glycoprotein in the cell wall is involved in the motility mechanism.
openaire   +2 more sources

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