Results 61 to 70 of about 169,216 (302)

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Parameterizing the microbial loop: an experiment in reducing model complexity [PDF]

open access: yes, 2004
The structure of the plankton food web in the upper mixed layer has important implications for the export of biogenic material from the euphotic zone. While the action of the microbial loop causes material to be recycled near the surface, activity of the
Challenor, P.G.   +3 more
core  

COMPOSITE LEVER METHOD FOR POWER FLOW ANALYSIS OF LOOP-TYPE COMPOUND EPICYCLIC GEAR SYSTEM [PDF]

open access: yes, 2019
Due to the complicated structure of the loop-type compound epicyclic gear system, the torque and power relationship between the basic components in the system is complex and variable, forming a variety of power flow types.
LIU Kai   +5 more
core   +1 more source

Ex vivo mechanical testing of double strand, braided and knitted polyethylene suture for acute transverse section of the Achilles tendon in a dog model

open access: yesJournal of Orthopaedic Surgery and Research
Background Acute tendon cut represents a great challenge both in human and veterinary medical practice. The current study aimed to compare the ultimate biomechanical properties (tensile strength, elongation, stress load, yield load and break load) of ...
Manar Y. Abd El-Aziz   +3 more
doaj   +1 more source

Compact Antenna for Through-the-Earth Mine Communication

open access: yesElectrica
This research paper presents a planar Archimedean spiral antenna design for through-the-earth (TTE) mine communication. A study has been conducted to analyze the effect of factors such as depth, radial distance, loop antenna current, loop antenna radius,
Anjini Kumar Tiwary   +2 more
doaj   +1 more source

Evaluating the strength of the land–atmosphere moisture feedback in Earth system models using satellite observations [PDF]

open access: yesHydrology and Earth System Sciences, 2016
The relationship between terrestrial water storage (TWS) and atmospheric processes has important implications for predictability of climatic extremes and projection of future climate change. In places where moisture availability limits evapotranspiration 
P. A. Levine   +3 more
doaj   +1 more source

Modelling stem cell differentiation related processes—A practical overview for biologists

open access: yesFEBS Letters, EarlyView.
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar   +4 more
wiley   +1 more source

Strength and latency of the HP-SAP closed loop variability interactions in subjects prone to develop postural syncope [PDF]

open access: yes, 2019
The coupling and latency between heart period (HP) and systolic arterial pressure (SAP) variability can be investigated along the two arms of the HP-SAP closed loop, namely along the baroreflex feedback from SAP to HP, and along the feedforward pathway ...
B. Cairo   +7 more
core   +3 more sources

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

MODELING AND SIMULATION OF SINGLE LOOP PLANETARY TRANSMISSION SYSTEM BASED ON BOND GRAPH THEORY [PDF]

open access: yes, 2017
Based on bond graph theory,considering the time-varying meshing stiffness,damping and tooth surface friction force of internal and external gear,using LuGre friction model,the bond graph model of NGW type planetary gear was established. And then,the bond
ZHANG An   +4 more
core   +1 more source

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