Search results for 4-D polymers

Bio & Medicine Jun 10, 2019

New microneedle technique speeds plant disease detection

Researchers have developed a new technique that uses microneedle patches to collect DNA from plant tissues in one minute, rather than the hours needed for conventional techniques. DNA extraction is the first step in identifying ...

General Physics Jun 4, 2019

Laws of physics replace trial and error in new approaches to bioprinting

3-D printers can be used to make a variety of useful objects by building up a shape, layer by layer. Scientists have used this same technique to "bioprint" living tissues, including muscle and bone.

Cell & Microbiology May 30, 2019

Bacteria's protein quality control agent offers insight into origins of life

May 30—Our cells' process for transforming genes into useful proteins works much like an automobile factory's assembly line; there are schematics, parts, workers, motors, quality control systems and even recycling crews. ...

Materials Science May 29, 2019

3-D printed artificial corneas similar to human ones

When a person has a severely damaged cornea, a corneal transplant is required. However, there are 2,000 patients waiting for the cornea donation in the country as of 2018, and they wait for six or more years on average for ...

Materials Science May 21, 2019

3-D grayscale digital light printing (g-DLP) highly functionally graded materials (FGM)

Three-dimensional (3-D) printing or additive manufacture (AM) is a popular technique that has presently attracted tremendous attention as a promising method to revolutionize design and manufacture. Researchers have expanded ...

Cell & Microbiology May 6, 2019

Engineering artificial cell membranes to drive in situ fibrin hydrogel formation

Re-engineering the cell membrane for improved biofunction is an emerging, powerful tool in cell biology to develop next-generation cell therapies. The process can allow users to supplement cells with added therapeutic functionalities. ...

Materials Science Apr 22, 2019

Working out makes hydrogels perform more like muscle

Human skeletal muscles have a unique combination of properties that materials researchers seek for their own creations. They're strong, soft, full of water, and resistant to fatigue. A new study by MIT researchers has found ...

Nanomaterials Apr 11, 2019

World's fastest hydrogen sensor could pave the way for clean hydrogen energy

Hydrogen is a clean and renewable energy carrier that can power vehicles, with water as the only emission. Unfortunately, hydrogen gas is highly flammable when mixed with air, so very efficient and effective sensors are needed. ...

Nanophysics Mar 26, 2019

New 3-D printing approach makes cell-scale lattice structures

A new way of making scaffolding for biological cultures could make it possible to grow cells that are highly uniform in shape and size, and potentially with certain functions. The new approach uses an extremely fine-scale ...

Hi Tech & Innovation Mar 20, 2019

Smart glove for Industry 4.0: Connecting the physical hand to the virtual world

Researchers at Saarland University have created an ultrathin flexible film that can act as a sensor for innovative technologies. Integrated within a glove, the new sensory film can communicate the current position of the ...

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