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3D-printed ears that look and act like the real thing | KurzweilAI

3D-printed ears that look and act like the real thing | KurzweilAI | Longevity science | Scoop.it

Cornell bioengineers and Weill Cornell Medical College physicians have created an artificial ear that looks and acts like a natural ear, giving new hope to thousands of children born with a congenital deformity called microtia.

 

They used 3-D printing and injectable gels made of living cells to fashion ears that are practically identical to a human ear.

 

Over a three-month period, these flexible ears grew cartilage to replace the collagen used to mold them

 

 

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Engineering a better spinal implant | KurzweilAI

Engineering a better spinal implant | KurzweilAI | Longevity science | Scoop.it

Researchers from North Carolina State University have for the first time successfully coated polymer implants with a bioactive film.

 

The discovery should improve the success rate of such implants, which are often used in spinal surgeries.

 

 

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Scientists build ‘smart’ material made of DNA | KurzweilAI

Scientists build ‘smart’ material made of DNA | KurzweilAI | Longevity science | Scoop.it

UC Santa Barbara scientists Omar Saleh and Deborah Fygenson have created a dynamic gel made of DNA that mechanically responds to stimuli in much the same way that cells do.

 

The project has potential applications in smart materials, artificial muscle, understanding cytoskeletal mechanics, research into nonequilibrium physics, and DNA nanotechnology.

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Robotic hand gets a grip using string artificial tendons

Robotic hand gets a grip using string artificial tendons | Longevity science | Scoop.it
European researchers have created a robotic arm with precise control to pick up a diverse range of objects enabled by a novel string actuator that...
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Argus II becomes first "bionic eye" to gain approval for sale in U.S.

Argus II becomes first "bionic eye" to gain approval for sale in U.S. | Longevity science | Scoop.it

While the word prosthesis usually evokes images of artificial legs, arms, and these days even sophisticated thought-controlled hands, an entirely new class of replacement body part has now become a reality – the bionic eye.

 

One of the pioneers in this field is California-based Second Sight and the company has now announced that its Argus II System has received U.S. market approval from the Food and Drug Administration (FDA).

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A step toward creating a bio-robot hybrid | KurzweilAI

A step toward creating a bio-robot hybrid | KurzweilAI | Longevity science | Scoop.it

Would it be possible to integrate biological components with advanced robotics, using biological cells to do machine-like functions and interface with an electronic nervous system — in effect, creating an autonomous, multi-cellular biohybrid robot?

 

...manipulation of signal transduction pathways is one way to interface cells with electronics. So the researchers genetically engineered protein cells from a Chinese hamster ovary to produce nitric oxide (NO) in response to visible light. Here’s how:

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3D model for lung cancer mimics the real thing | KurzweilAI

3D model for lung cancer mimics the real thing | KurzweilAI | Longevity science | Scoop.it

Using a new technique that allows scientists to grow lung cancer cells in three dimensions, researchers at The Methodist Hospital and the University of Texas MD Anderson Cancer Center have created a model that uses biological matter to form miniature lungs that mimic the structure and function of real lung cancer, after which human lung cancer cells are added.

 

 

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