Search results for bone substitute materials

Archaeology Jan 24, 2023

'Golden boy' mummy was protected by 49 precious amulets, CT scans reveal

The ancient Egyptians believed that when we died, our spiritual body sought out an afterlife similar to this world. But entry into this afterlife wasn't guaranteed; it first required a perilous journey through the underworld, ...

Archaeology Sep 8, 2022

Radiocarbon dating only works half the time. We may have found the solution

Dating is everything in archaeology. Exciting discoveries of ancient burial sites or jewelry might make headlines, but for scientists, this kind of discovery is only meaningful if we can tell how old the artifacts are.

Materials Science Aug 11, 2022

Stiff, achy knees? Lab-made cartilage gel outperforms the real thing

Over-the-counter pain relievers, physical therapy, steroid injections—some people have tried it all and are still dealing with knee pain.

Archaeology Jul 7, 2022

Human bones used for making pendants in the Stone Age

In the Stone Age, pendants with potent symbolism were made from animal teeth and bones, adorning clothes or accessories and serving as rattles. Human bones were also used as a raw material for pendants, as demonstrated by ...

Cell & Microbiology Dec 17, 2021

A biopolymer hydrogel with amino-functionalized bioactive glass for accelerated bone regeneration

Composite hydrogels can incorporate natural polymers and bioactive glass as promising materials for bone regeneration. However, the applications of such constructs are limited by poor compatibility between organic and inorganic ...

Materials Science May 27, 2021

Scientists turn aquaculture waste into new biomaterial for tissue repair

Scientists at Nanyang Technological University, Singapore (NTU Singapore) have developed a new biomaterial made entirely from discarded bullfrog skin and fish scales that could help in bone repair.

Archaeology Apr 15, 2021

New evidence regarding emerald production in Roman Egypt coming from Wadi Sikait

A new paper published in the Journal of Near Eastern Studies presents the results of and images from the resuming of the archaeological seasons in the Mons Smaragdus region in the Egyptian Eastern Desert. The region is known ...

Materials Science Apr 14, 2021

3D-printed material to replace ivory for restoration of artifacts

For centuries, ivory was often used to make art objects. But to protect elephant populations, the ivory trade was banned internationally in 1989. To restore ivory parts of old art objects, one must therefore resort to substitute ...

Biochemistry Nov 30, 2020

Recombinant collagen polypeptide as a versatile bone graft biomaterial

The current gold standard for bone grafting surgery includes autografts and allografts, although a growing demand exists to develop synthetic biomaterials for enhanced bio-integration in bone tissue engineering. In a new ...

Biotechnology Jul 2, 2020

Tiny mineral particles are better vehicles for promising gene therapy

University of Wisconsin–Madison researchers have developed a safer and more efficient way to deliver a promising new method for treating cancer and liver disorders and for vaccination—including a COVID-19 vaccine from Moderna ...

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