Results 41 to 50 of about 111,398 (363)

In vivo learning-based control of microbial populations density in bioreactors [PDF]

open access: yesarXiv, 2023
A key problem toward the use of microorganisms as bio-factories is reaching and maintaining cellular communities at a desired density and composition so that they can efficiently convert their biomass into useful compounds. Promising technological platforms for the real time, scalable control of cellular density are bioreactors.
arxiv  

Bioreactors get personal [PDF]

open access: yesOncoImmunology, 2012
Adoptive cell transfer immunotherapy against melanoma is highly effective. However, this therapy has seen limited dissemination, mainly due to the complexity and costs of cell expansion protocols. Two bioreactors have recently been described that simplify and streamline the production of individualized cell therapies.
Robert Somerville, Mark E. Dudley
openaire   +3 more sources

Biotechnological aspects of sulfate reduction with methane as electron donor [PDF]

open access: yes, 2010
Biological sulfate reduction can be used for the removal and recovery of oxidized sulfur compounds and metals from waste streams. However, the costs of conventional electron donors, like hydrogen and ethanol, limit the application possibilities.
Lens, P.N.L.   +2 more
core   +2 more sources

Bioreactors: Applications and Innovations for a Sustainable and Healthy Future—A Critical Review

open access: yesApplied Sciences
Biotechnological processes are essential for developing economies that aim to stand out in future markets. The use of bioreactors is one of the most important unit operations of biotechnological processes, and real-time monitoring of bioreactors is ...
Fernanda Palladino   +7 more
doaj   +1 more source

Mathematical modeling and numerical simulation of a bioreactor landfill using Feel++ [PDF]

open access: yesESAIM: Proceedings and Surveys, 55:83--110 (2016), 2016
In this paper, we propose a mathematical model to describe the functioning of a bioreactor landfill, that is a waste management facility in which biodegradable waste is used to generate methane. The simulation of a bioreactor landfill is a very complex multiphysics problem in which bacteria catalyze a chemical reaction that starting from organic carbon
arxiv   +1 more source

Molecular characterization of mesophilic and thermophilic sulfate reducing microbial communities in expanded granular sludge bed (EGSB) reactors [PDF]

open access: yes, 2008
The microbial communities established in mesophilic and thermophilic expanded granular sludge bed reactors operated with sulfate as the electron acceptor were analyzed using 16S rRNA targeted molecular methods, including denaturing gradient gel ...
Altinbas, M.   +5 more
core   +2 more sources

Coffee Somatic Embryogenesis: How Did Research, Experience Gained and Innovations Promote the Commercial Propagation of Elite Clones From the Two Cultivated Species?

open access: yesFrontiers in Plant Science, 2018
Since the 1990s, somatic embryogenesis (SE) has enabled the propagation of selected varieties, Arabica F1 hybrid and Robusta clones, originating from the two cultivated coffee species, Coffea arabica and Coffea canephora, respectively.
Hervé Etienne   +21 more
doaj   +1 more source

Comparison of a conventional semisolid medium system with the Plantform™ Bioreactor system: micropropagation of Cordyline fruticosa 'Purple' and Aronia melanocarpa 'Viking'

open access: yesTechnology in Horticulture, 2023
Various bioreactors, using temporary immersion systems (TIS) based on different designs and working principles, can have positive effects on development and multiplication of plantlets during micropropagation.
John L. Griffis Jr   +3 more
doaj   +1 more source

Evolution of an in vivo bioreactor [PDF]

open access: yesJournal of Orthopaedic Research, 2005
AbstractThe ideal bone graft substitute requires osteoconductive, osteoinductive, and osteogenic components. This study introduces an “in vivo bioreactor,” a model in which pluripotent cells are recruited from circulating blood to a vascularized coralline scaffold supplemented with bone morphogenetic protein‐2 (BMP‐2).
Ginger E. Holt   +4 more
openaire   +3 more sources

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