Tag: "capture" at biology news
Sea squirt DNA sheds light on vertebrate evolution
...ts body and using a basket-like internal filter to capture
plankton and oxygen. It is as juveniles, however, that ascidians reveal their kinship to humans. One day after an egg is fertilized, it develops into a small tadpole comprised of only about 2,500 cells. The tadpole soon finds a home, settles down, an...
Outbreak of native oak borers threatens Ozark forests
...Forest Service for forest health monitoring cannot capture
the extent of the problem because the plots are too dispersed and not visited frequently enough," said Guldin. "We need an intensive and wide-scale sampling effort to predict how long this epidemic will last." Half of the red oaks on the 44 plots we...
One in every three primates now threatened with extinction
...as now taken on a major commercial dimension. Live capture
for the pet trade and export for biomedical research have become lesser concerns in recent decades, but still pose a threat to some species. As flagship species, primates are important to the health of their surrounding ecosystems. Through the disper...
Structure reveals details of cells cargo-carriers
...membrane to initiate the process of membrane cargo capture
and vesicle budding." Schekman and James Rothman of Memorial Sloan-Kettering Cancer Center, working independently, have identified many of the fundamental details of protein transport and secretion. Goldberg said the entire pre-budding complex was co...
Genetic diversity necessary for optimal ecosystem functioning, according to UGA research
...rent mass extinction period," said Hunter. "Plants capture
the energy that drives the planet. By continuing to destroy plant habitats, we reduce the available gene pool. In the end it could harm the biggest ecosystem of all: planet Earth."...
Deer flies a biting problem? Oddly, 'trolling' may be just the ticket
...nded upside-down on a pole, was said to entice and capture
the pesky bugs. It looked goofy. But when Coski, ...nd trolled no faster than 10 feet per second. The capture
rate was 35 percent to 50 percent higher than for other shapes, Mizell said. Mizell said he isn't su...
A laser-based spectometry screening tool may provide early and efficient detection of breast cancer
...th an active layer of molecular "bait" designed to capture
biomolecules such as DNA or proteins. These chips ...samples were applied to immobilized metal affinity capture
Ciphengen ProteinChip. Complex proteins from different diagnostic groups were then profiled and ana...
Harvard Medical School consortium receives grant to harness microbe genomes for environment/energy
...'s carbon cycle, and design ways to enhance carbon capture
and lead to cost-effective ways to clean up the environment....
Stealthy new deep-sea camera system may find new deep-sea creatures
... underwater camera of her own design in a quest to capture
images of creatures that live in the darkest depth...l image. Dr. Widder explains why she hopes to capture
images of creatures that may have remained undiscovered until now. For one thing, only a tiny perce...
Japanese shore crabs invade Penobscot Bay, Maine
...saw a purple flash. The creature evaded McDonald's capture
by ducking under a boulder. She called out to Seeley, who ran over and helped turn over the boulder. Indeed, the purple flash was a Japanese shore crab. Meet Hemigrapsus sanguineus (pronounced hemmy-grap-sis san-gwinn-ee-us), also called the Asian ...
Viruses help strep bacteria turn deadly
...lled bacteriophages, specifically infect bacteria, capture
some of their genes, and transfer the genes from one microbe to the next. By moving genes among their hosts, bacteriophages can create new bacterial strains with potentially deadly properties. The discovery, which will reported this week in the onl...
Just one bite at a time: Researchers find snake with unusual feeding habit
...he size of prey Fordonia can eat while Gerarda can capture
and ingest much larger prey. "The term is gape, the size of the mouth opening," explained Jayne. "Most snakes are limited to prey they can swallow whole. It's a little mind-boggling, but prey size limits must be rethought. We don't know what the uppe...
Researchers arming farms to halt increases in greenhouse gases
...pating in a joint agricultural research venture to capture
carbon from the atmosphere will help ensure that Indiana remains in the forefront of cutting-edge research. Purdue is to be commended for their participation in this ambitious project." In addition to production practices to aid carbon retention, Tur...
Clues to the evolution of photosynthesis
...ght into cellular energy and to use that energy to capture
carbon from the atmosphere. The origin of this pro...mes, the chlorophyll and carotenoid molecules that capture
light differ from the molecules that other species use to perform photosynthesis. Also, green-sulfur...
Researchers developing technology to outsmart metastasized cancers
... In fact, cancer cells have evolved a mechanism to capture
folate more effectively than normal cells. Making use of this selectivity, researchers have developed a way to trick cancer cells into attracting and even ingesting anticancer agents that are attached to folate molecules. As a result, these chemother...
Tomato packs more cancer-fighting punch
...ch is found in carrots. In the body these pigments capture
electrically charged oxygen molecules that can dam...rt disease. As an antioxidant, lycopene is able to capture
twice as many oxygen ions in the body as is beta-carotene. "This characteristic may be responsible ...
New cellular evolution theory rejects Darwinian assumptions
... Descent." "Neither it nor any variation of it can capture
the tenor, the dynamic, the essence of the evolutionary process that spawned cellular organization," Woese wrote in his paper. Going against traditional thinking is not new to Woese, a recipient of the National Medal of Science (2000), and holder of ...
Death by color: Spiny spiders' bright stripes attract prey
..."sit-and-wait" tactics in their concealed traps to capture
prey, and colors and patterns only alert potential prey. Yet orb-weaving arachnids, such as the spiny spiders of Australia, are brightly colored and have contrasting patterns on their bodies. Hauber found that the more colorful their backs, the grea...
Bacterial control of zebra mussels, low power radio
...equires only four components: an audio recorder to capture
and repeatedly play back voice messages, an antenna, an AM radio transmitter, and roadway signs alerting potential listeners to the broadcast. As a result, it is an inexpensive and easy to use method of communication. Oregon Sea Grant has produced...
Hot polymer catches carbon dioxide better
...w and economical technology for the separation and capture
of carbon dioxide from industrial processes could ... high-temperature polymer membrane to separate and capture
carbon dioxide, preventing its escape into the atmosphere. This work is part of the DOE Carbon Seque...
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