Supplying oxygen to their growing offspring and removing carbon dioxide is a major challenge for every pregnant animal. Humans deal with this problem by developing a placenta, but in seahorses—where the male, not the female, ...
Plants & Animals
Sep 20, 2021
0
29
The miniaturization of microelectronic sensor technology, microelectronic robots or intravascular implants is progressing rapidly. However, it also poses major challenges for research. One of the biggest is the development ...
Bio & Medicine
Aug 24, 2021
0
643
Scientists from Osaka University used stem cells isolated from Wagyu cows to 3D-print a meat alternative containing muscle, fat, and blood vessels arranged to closely resemble conventional steaks. This work may help usher ...
Biotechnology
Aug 24, 2021
0
13
ETH Zurich Professor Katrien De Bock and her team have discovered a certain type of blood vessel cell in muscles that multiplies rapidly upon exercise, thereby forming new blood vessels. Researchers can use this to find novel ...
Cell & Microbiology
Aug 9, 2021
0
418
Micrometer-sized gel drops can provide the extracellular architecture needed for cells to grow and proliferate. The cell-carrying gels, made of self-assembling ultrashort peptides that form supportive nanofiber networks, ...
Materials Science
Aug 9, 2021
0
455
Magnetic fields can be used to stimulate blood vessel growth, according to a study published in the journal Science and Technology of Advanced Materials. The findings, by researchers at the Tecnico Lisboa and NOVA School ...
Biotechnology
Jul 22, 2021
0
17
To create high-resolution, 3D images of tissues such as the brain, researchers often use two-photon microscopy, which involves aiming a high-intensity laser at the specimen to induce fluorescence excitation. However, scanning ...
Optics & Photonics
Jul 7, 2021
0
17
Medical materials that can be inserted into the human body have been used for decades in the field of regenerative medicine—for example, stents that can help dilate clogged blood vessels and implants that can replace teeth ...
Cell & Microbiology
Jun 25, 2021
0
3
Tiny nano-sized robots and vehicles that can navigate through blood vessels to reach the site of a disease could be used to deliver drugs to tumors that are otherwise difficult to treat.
Bio & Medicine
May 25, 2021
0
10
Blocked blood vessels in the brains of stroke patients prevent oxygen-rich blood from getting to cells, causing severe damage. Plants and some microbes produce oxygen through photosynthesis. What if there was a way to make ...
Bio & Medicine
May 19, 2021
1
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