Results 71 to 80 of about 12,376,341 (299)

Alteration of Pressure-Induced Vasodilation in Aging and Diabetes, a Neuro-Vascular Damage

open access: yesFrontiers in Physiology, 2019
Skin is constantly subjected to pressure at different levels. Pressure-induced vasodilation (PIV) is one of the response mechanisms to low pressure that maintains the homeostasis of the skin.
Maxime Fouchard   +6 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

A Survey of Flow Field and Combustion Characteristics under Subatmospheric Pressure

open access: yesAerospace
This paper presents a summary of and introduction to research on high-altitude and subatmospheric combustion concerning turbine and scramjet engines. The investigation includes theoretical analysis, experimental studies, and numerical simulations.
Guoyu Ding   +3 more
doaj   +1 more source

Efficacy of Controlled Atmosphere Treatments to Manage Arthropod Pests of Dry-Cured Hams

open access: yesInsects, 2016
Research here explored the use of controlled atmospheres (CA) for managing arthropod pests that infest dry-cured hams. Experiments were conducted with low oxygen (O2) achieved with low pressure under a vacuum, high carbon dioxide (CO2), and ozone (O3 ...
Md. Mahbub Hasan   +3 more
doaj   +1 more source

Low-pressure nozzle with aerodynamic fuel atomization

open access: yesВесці Нацыянальнай акадэміі навук Беларусі: Серыя фізіка-тэхнічных навук, 2020
A research was carried out with the construction of a model of a low-pressure nozzle with aerodynamic fuel atomization, which shows the advantages of nozzles of this type.
S. S. Tihonchik, N. I. Puchko
doaj   +1 more source

Memo on Oxygen Partial Pressure Monitoring 1967

open access: yes, 1967
A memorandum from George Low, Manager of the Apollo Spacecraft Program, regarding Oxygen Partial Pressure ...
Low, George
core  

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

Kinetics of low-pressure, low-temperature graphene growth : toward single-layer, single-crystalline structure

open access: yes, 2012
Graphene grown on metal catalysts with low carbon solubility is a highly competitive alternative to exfoliated and other forms of graphene, yet a single-layer, single-crystal structure remains a challenge because of the large number of randomly oriented ...
Mehdipour, Hamid   +3 more
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

Patterned DBD pretreatment at ambient pressure for low temperature wafer bonding

open access: yes, 2022
S.322-325Two new atmospheric-pressure plasma processes, Local Plasma Treatment (LPT) and Plasma Printing (PP), are described, which allow a localized dielectric barrier discharge (DBD) treatment at predefined areas of a semiconductor wafer. At LPT method
Ruddy, C.   +7 more
core   +1 more source

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