Results 31 to 40 of about 5,201,436 (212)

Analysis of molecular mechanism for acceleration of polyembryony using gene functional annotation pipeline in Copidosoma floridanum

open access: yesBMC Genomics, 2020
Background Polyembryony is defined as the formation of several embryos from a single egg. This phenomenon can occur in humans, armadillo, and some endoparasitoid insects.
Takuma Sakamoto   +6 more
doaj   +1 more source

Appropriate tension sensitivity of α-catenin ensures rounding morphogenesis of epithelial spheroids

open access: yesCell Structure and Function, 2022
The adherens junction (AJ) is an actin filament-anchoring junction. It plays a central role in epithelial morphogenesis through cadherin-based recognition and adhesion among cells.
Ryosuke Nishimura   +8 more
doaj   +1 more source

Hybrid Life Support Systems

open access: yes, 2022
For the current goal of expanding into the solar system, environmental control and life support systems (ECLSS) are required for humans to survive the hostile environments of deep space. To support this goal, biological subsystems can produce food and close the carbon loop. These subsystems include algae, microbes and higher plants which can complement
openaire   +2 more sources

Modeling and Simulation Tools for Smart Local Energy Systems: A Review with a Focus on Emerging Closed Ecological Systems’ Application

open access: yesApplied Sciences
The growing importance of microgrids—linking buildings with distributed energy resources and storage—is driving the evolution of Smart Local Energy Systems (SLESs).
Andrzej Ożadowicz
doaj   +1 more source

Spacecraft Life Support Systems [PDF]

open access: yes, 2017
<div class="section abstract"> <div class="htmlview paragraph">A life support system (LSS) is usually defined as a system that provides elements necessary for maintaining human life and health in the state required for performing a prescribed mission. The LSS, depending upon specific design requirements, will provide pressure, temperature,
openaire   +2 more sources

Meta-Analysis of Hypoxic Transcriptomes from Public Databases

open access: yesBiomedicines, 2020
Hypoxia is the insufficiency of oxygen in the cell, and hypoxia-inducible factors (HIFs) are central regulators of oxygen homeostasis. In order to obtain functional insights into the hypoxic response in a data-driven way, we attempted a meta-analysis of ...
Hidemasa Bono, Kiichi Hirota
doaj   +1 more source

Numerical investigation of the effect of the opening mode on the pressure relief process of engine nacelle

open access: yesScientific Reports, 2022
The pressure relief door (PRD) is a vital structure to ensure the safety and reliability of the engine. This paper established a zero-dimensional transient simulation mathematical model to study the plenum compartment pressure threshold and maximum ...
Yan Yan   +4 more
doaj   +1 more source

Dynamic Considerations for Control of Closed Life Support Systems [PDF]

open access: yes, 1985
Reliability of closed life support systems depend on their ability to continue supplying the crew's needs during perturbations and equipment failures. The dynamic considerations interact with the basic static design through the sizing of storages, the ...
Auslander, D. M.   +2 more
core   +1 more source

Novel Multi-Functional Life Support System

open access: yesThe Journal of ExtraCorporeal Technology, 2010
Concepts of cardiopulmonary support (CPS), extra-corporeal membrane oxygenation (ECMO), and ventricular support (VS) have been thoroughly studied and refined. These perfusion adjuncts often require multiple devices, skill sets, and significant financial burden to purchase, maintain, deploy, and use. We describe a novel system that is rapidly deployable,
David P, Webb   +4 more
openaire   +2 more sources

Investigation of Nitrate Respiration in Cupriavidus necator for Application in Life Support System

open access: yesFermentation
Cupriavidus necator is a well-studied microorganism with potential application in bioregenerative life support systems for single-cell protein and bioplastic production.
Pierre Joris   +5 more
doaj   +1 more source

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