Tag: "filmed" at biology news
Cellular message movement captured on video
...co-author, associate project scientist Ying-Li Hu, filmed
red-fluorescence-tagged paxillin molecules traveli...ndothelial cells, grew them in tissue culture, and filmed
them while they passed fluid across the cells surface in a simulation of flowing blood. With that ph...
Molecular rendezvous caught on camera
...and King's College in London, has now successfully filmed
pairs of molecules during the recognition process. As reported to the journal Angewandte Chemie, the shapes of the molecules change to accommodate each other. Like humans, molecules also "greet" each other with a kind of "handshake". Anyone who has ...
Freeze! Scientists film proteins at work by freezing them at different states
...n whose role is to eliminate toxic molecules. They filmed
this protein in action by freezing it at several s..., corresponding author for the paper. The enzyme filmed
in action is called superoxide reductase, its role is to eliminate a toxic molecule called superoxid...
Fish species plays surprise role in aiding coral reef recovery
...ft to algal dominance on a healthy reef. They then filmed
the reefs recovery with remote underwater digital videos cameras. Remarkably, only two of the 27 herbivorous fish species present on the reefs had any significant impact on its recovery from algal overgrowth. What was most surprising was that the dom...
Movie spies on malaria parasite's sneaky behavior
..., Rogerio Amino, at the Institut Pasteur in Paris, filmed
the malaria parasite as it transitioned from infecting liver cells to infecting red blood cells. During this stage of the parasite's life cycle, the classic symptoms of malaria high fevers and chills are triggered in people who are infected. Mnar...
In undersea habitat, aquanauts learn about teamwork and task performance for the moon and Mars
...th each other and with NEEMO's Mission Control was filmed
and recorded. "We're interested in seeing how they reacted to challenges, made decisions and solved problems, but the most valuable element was capturing lessons learned from every task," said Dinges, Director of the Unit for Experimental Psychiatry ...
What we cannot do ourselves, we cannot understand in others
...ey asked the patients themselves to lift boxes and filmed
them while they did so. During the recording, in some cases, the patients were deceived about the weight of the box before they lifted it. Then, healthy control subjects had to judge, after they saw the video, whether the patient had expected the cor...
Scientists and artists to search for common ground
...e artist Andrew Stones whose major work Atlas was filmed
at CERN, the world's largest physics laboratory Lucy Kimbell, who will give her performance lecture One Night With Rats in the Service of Art Sheffield-based Lizz Tuckerman, who is also a research scientist, will create newly commissioned artwork f...
Salmon survival, cleaner hydropower focus of ORNL research
...nsferred to shore, where their C-start behavior is filmed
in the first minutes after exposure using a high-speed camera. "This test allows us to evaluate whether a turbine-passed fish's predator avoidance behavior is compromised compared to the behavior of unstressed control fish," Cada said. "In addition, ...
Several minute intermediate stage in virus-cell fusion discovered; opportunity for drug development
...Young of the Salk Institute for Biological Studies filmed
individual viruses fusing with a host cell membran... close to 'real life' as possible. The researchers filmed
the microscopic viruses, which are only 100 nanometers across, by labeling them with fluorescent dye...
Legendary Siberian tiger, Olga, killed by poachers
...well known to people around the world, having been filmed
for several international television documentaries, including National Geographic's award winning "Tigers in the Snow," and appearing in magazine and newspaper articles. Locally, she was also a type of celebrity, with news of her activities often ap...
Octopuses occasionally stroll around on two arms, UC Berkeley biologists report
... scooting along the sea floor on two legs. Huffard filmed
this creature off Australia's Great Barrier Reef easily rolling over rocks and other obstacles. "This behavior is very exciting," said Huffard, who first noted it five years ago in the coconut octopus but only recently was able to capture both types ...
Harvard scientists discover how the venus flytrap snaps
...escent dots on the external face of the leaves and filmed
them under ultraviolet light using high-speed video. By using mirrors to record stereo images of the process, they were able to reconstruct the geometry of the leaf. Finally, a simple mathematical model provided them with a way to understand the quan...
New research shows in the animal world, it pays to be an imposter
...back. For ten days they painstakingly observed and filmed
the intense mating competition between the females and their suitors, including large "guard" males, smaller "sneaker" males, who attempt to mate with females as the guard fights other males, and males who mimic the appearance of a female. In contra...
Hummingbirds lose power at high altitudes
... paces. After weighing and measuring wing size, he filmed
them hovering inside a Plexiglas cube to obtain wi...y spaced, color-coded beads to the bird's body and filmed
the bird as it tried to lift the string off the floor of the cage. "When you release ...