Results 51 to 60 of about 18,614 (247)

Aqueous Two‐Phase Bioinks for Discrete Packing and Compartmentalization of 3D Bioprinted Cells

open access: yesAdvanced Healthcare Materials, EarlyView.
Aqueous two‐phase systems (ATPS) enable the formation of biomimetic interfaces crucial for tissue engineering. However, clinical translation remains limited by the challenge of precisely controlling cellular compartmentalization. Here, we developed ATPS biomaterial inks for 3D bioprinting allowing tuneable droplet formation via NaCl modulation.
Martina Marcotulli   +17 more
wiley   +1 more source

Measurement of printer MTFs [PDF]

open access: yesSPIE Proceedings, 2009
In this paper we compare three existing methods to measure the Modulation Transfer Function (MTF) of a printing system. Although all three methods use very distinct approaches, the MTF values computed for two of these methods strongly agree, lending credibility to these methods.
Albrecht J. Lindner   +3 more
openaire   +1 more source

Vision‐Augmented Wearable Interfaces: Bioinspired Approaches for Realistic AI‐Human‐Machine Interaction

open access: yesAdvanced Materials Technologies, EarlyView.
This review presents recent progress in vision‐augmented wearable interfaces that combine artificial vision, soft wearable sensors, and exoskeletal robots. Inspired by biological visual systems, these technologies enable multimodal perception and intelligent human–machine interaction.
Jihun Lee   +4 more
wiley   +1 more source

Influence of ambient temperature changes on the focus point for measurements of the modulation transfer function MTF

open access: yesJournal of the European Optical Society-Rapid Publications
At Physikalisch-Technische Bundesanstalt (PTB), a multi camera measurement setup is developed for the traceable determination of the modulation transfer function (MTF) of objectives.
Dierke Hanno, Schake Markus
doaj   +1 more source

Tissue Augmentation with Allograft Adipose Matrix For the Diabetic Foot in Remission

open access: yesPlastic and Reconstructive Surgery, Global Open, 2017
Background:. Repetitive stress on the neuropathic plantar foot is the primary cause of diabetic foot ulcers. After healing, recurrence is common. Modulating plantar pressure has been associated with extension of ulcer free days.
Tala B. Shahin, BS   +6 more
doaj   +1 more source

3D Printing of Soft Robotic Systems: Advances in Fabrication Strategies and Future Trends

open access: yesAdvanced Robotics Research, EarlyView.
Collectively, this review systematically examines 3D‐printed soft robotics, encompassing material selections, function integration, and manufacturing methodologies. Meanwhile, fabrication strategies are analyzed in order of increasing complexity, highlighting persistent challenges with proposed solutions.
Changjiang Liu   +5 more
wiley   +1 more source

Comparison of Standard Methods, MTF, and MF, by the Colilert Rapid Test for the Enumeration of Coliform Bacteria in High Salinity Water, Arabian Gulf, Doha, Qatar

open access: yesJournal of High Institute of Public Health, 2008
Colilert Rapid test was compared with the traditional methods (multiple tube fermentation (MTF) and Membrane filtration (MF)) to enumerate total and fecal coliform in marine water.
Magda Abed El-Atty EL-Magharaby
doaj   +1 more source

An evaluation of MTF determination methods for 35mm scanners [PDF]

open access: yes, 1999
Three different techniques were used to determine the Modulation Transfer Function (MTF) of a 35mm film scanner. The first involved scanning sine wave charts comprising a number of patches with different frequencies of known modulation.
Triantaphillidou, S.   +2 more
core  

Biochemical and spectroscopic studies of human melanotransferrin (MTf): electron-paramagnetic resonance evidence for a difference between the iron-binding site of MTf and other transferrins

open access: yes, 2008
Melanotransferrin (MTf) is a member of the transferrin (Tf) family of iron (Fe)-binding proteins that was first identified as a cell-surface marker of melanoma.
Buic, T.   +18 more
core   +1 more source

Bioadhesive Hydrogel With Polyphenol‐Armored Nanogene Rejuvenates Chondrocyte Senescence for Aged Osteoarthritis Therapy

open access: yesAdvanced Science, EarlyView.
An adhesive hydrogel depot with polyphenol‐armored nanogenes is developed for treating aged osteoarthritis. This system maintains miR‐140 bioactivity, prolongs its intra‐articular retention, and enhances transfection into chondrocytes, leading to the downregulation of senescence‐associated pathways.
Liwei Yan   +10 more
wiley   +1 more source

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