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Cell & Microbiology Apr 28, 2022

New study reveals how human embryo develops the precursor to blood-forming stem cells

Blood-forming stem cells found in bone marrow are the life-saving component used in bone marrow transplants. However, suitable donors cannot be found in many cases. A new study reveals how the human embryo develops the precursor ...

Space Exploration Apr 11, 2022

3D-printed bone for emergency medicine in space

This artificial bone sample is an early step towards making 3D bioprinting a practical tool for emergency medicine in space. An ESA R&D effort aims to develop bioprinting techniques capable of giving astronauts on an extended ...

Biotechnology Apr 11, 2022

A new method of extracting ancient DNA from tiny bones reveals the hidden evolutionary history of New Zealand geckos

Aoteaora New Zealand has experienced a dynamic geological and climatic history. There was the separation from the southern super-continent Gondwana, the near drowning during the Oligocene some 27–22 million years ago, and ...

Paleontology & Fossils Apr 7, 2022

Paleontology: 'Big John' provides evidence of triceratops combat injuries

The fossilized remains of the triceratops specimen known as "Big John" display injuries to the skull that may have occurred during combat with another triceratops, according to new research published in Scientific Reports.

Ecology Apr 5, 2022

New non-destructive DNA method opens opportunities

A new method of obtaining ancient genomic data without damaging source material has been developed by University of Otago researchers, creating new opportunities for museum and archaeological collections worldwide.

Space Exploration Mar 22, 2022

Space-grown lettuce could help astronauts avoid bone loss

NASA is preparing to send humans to Mars sometime in the 2030s. The 3-year mission will expose astronauts to a long period of microgravity, which will cause them to lose bone mass. But now, scientists report transgenic lettuce ...

Cell & Microbiology Feb 24, 2022

Researchers establish advanced high-resolution microscopy system to visualize bone remodeling

Osteoblasts act in a group to make bone over the course of several months. However, how osteoblasts cooperate with each other in vivo is still unknown. Now, researchers at Osaka University established an advanced high-resolution ...

Bio & Medicine Feb 16, 2022

A promising new approach to rebuild bone tissue

Over the last 30 years, the scientific community has been working to develop a synthetic alternative to bone grafts for repairing diseased or damaged bone. McGill University researchers used the Canadian Light Source (CLS) ...

Materials Science Feb 10, 2022

New plant-derived composite is tough as bone and hard as aluminum

The strongest part of a tree lies not in its trunk or its sprawling roots, but in the walls of its microscopic cells.

Plants & Animals Feb 7, 2022

Excess deuterium levels found in bones of marine mammals

Using a novel analytical technique developed at KI, the team of scientists led by Roman Zubarev found in seal bones twice as much deuterium as in sea water; extra deuterium cannot come from seals' diet.

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