Results 61 to 70 of about 5,657,260 (302)

An experimental investigation on effect of ambient flow on aerodynamic performances of an external nozzle

open access: yesJournal of Fluid Science and Technology, 2016
For space plane with air-breathing engines, equipping Single Expansion Ramp Nozzle on its aft-body is beneficial for thrust augmentation. The cowl of this nozzle is truncated (thus, termed as an external nozzle), in order to reduce its weight, friction ...
Tatsushi ISONO   +2 more
doaj   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

https://www.healthlinepalace.com/health-flow-male-enhancement

open access: yes, 2021
Health Flow Male Enhancement This is mainly because synthetic herbal enhancement Mega XL Advantage products are chemically based and they directly target the area of the body system where it needs reconditioning.
Health Flow Male Enhancement
core   +1 more source

Adaptive Denoising Spatio-Temporal Attention Network Fused With External Factors for Passenger Flow Prediction

open access: yesPromet (Zagreb)
Accurate passenger flow prediction is important in intelligent transportation systems (ITS). As is well known, introducing external factors, such as weather and air quality data, can enhance the representation of passenger flow characteristics, which has
Ruotong YANG, Lijuan LIU, Qinzhi LV
doaj   +1 more source

Couple stress fluid flow due to slow steady oscillations of a permeable sphere

open access: yesNonlinear Engineering, 2020
The study of oscillating flow of a Couple Stress fluid past a permeable sphere is considered. Analytical solution for the flow field in terms of stream function is obtained using modified Bessel functions.
Aparna P.   +3 more
doaj   +1 more source

Numerical Simulation and Experimental Study on Flow Field in a Swirl Nozzle

open access: yesShock and Vibration, 2021
In order to study the internal flow characteristics and external droplet velocity distribution characteristics of the swirl nozzle, the following methods were used: numerical simulations were used to study the internal flow characteristics of a swirl ...
Yicheng Sun   +4 more
doaj   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

What Is New Flow XL?

open access: yes, 2021
New Flow XL Do you wind up endeavoring to get amped New Flow XL up for sex these days? Maybe you feel more depleted, you can't get hard, or you can't stay hard.
New Flow XL
core   +1 more source

Identification of a Shiga toxin A‐derived peptide internalized into Gb3 receptor‐bearing cells via interaction with the Shiga toxin B subunit

open access: yesFEBS Letters, EarlyView.
The process of internalization of the Shiga toxin A subunit via formation of a complex with the Shiga toxin B subunit, which specifically binds to the Gb3 receptor. The peptide is designed to act as a carrier of drugs into cancer cells. Here, we explored the potential of peptides derived from the catalytic A subunit of Shiga toxin (STxA) to be drug ...
Giulia Opassi   +6 more
wiley   +1 more source

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

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