| 单词 | dinoflagellate |
| 例句 | The bioluminescent Mosquito Bay in Vieques, Puerto Rico, captures and retains large amounts of naturally occurring dinoflagellates that glow when disturbed. World's Most Unique Travel Destinations 2010-12-15T16:00:00Z Lovell realized that he was seeing the bioluminescence produced by microscopic dinoflagellates, which the Shangri-La’s wake had disturbed. ‘The Lost Art of Finding Our Way’: navigating by nature 2013-07-11T22:35:40Z Then all of this must be accompanied by dinoflagellates, which are far older than the dinosaurs, dating back 1.2 billion years. Exhibition Review: ?Creatures of Light? at American Museum of Natural History 2012-03-29T21:26:33Z Many dinoflagellate species are bioluminescent and emit a blue-green light when subjected to mechanical disturbances such as waves, boats and swimmers. Ever wondered about animals that glow in the dark? 2016-10-17T04:00:00Z The bay must have a narrow opening to the sea, with gentle winds that push waves of dinoflagellates into the bay. Exhibition Review: ?Creatures of Light? at American Museum of Natural History 2012-03-29T21:26:33Z Although microbes of all kinds flourished in the bottles, in-water measurements taken around the same time showed that dinoflagellates—a type of plankton associated with harmful algal blooms—were benefiting disproportionately. How a California wildfire created a buffet for marine microbes 2023-10-31T04:00:00Z The materials derive their luminescence from single-celled algae known as dinoflagellates. Soft, living materials made with algae glow under stress 2023-10-20T04:00:00Z This includes green algae and other types of microalgae that also associate with coral reefs called dinoflagellates. Shining a light on tiny, solar-powered animals 2023-10-05T04:00:00Z Many dinoflagellates are encased in interlocking plates of cellulose. Fundamentals of Biology 2015-01-01T00:00:00Z Without dinoflagellate symbionts, corals lose algal pigments in a process called coral bleaching, and they eventually die. Concepts of Biology 2013-04-25T00:00:00Z One team at Washington State University set up 6.5-foot-tall saltwater tanks with dinoflagellate phytoplankton, then introduced predatory copepods to one of the tanks. Greatest Migration on Earth Happens under Darkness Every Day 2022-08-20T04:00:00Z When the materials are subjected to compression, stretching or twisting, the dinoflagellates within them respond by emitting light. Soft, living materials made with algae glow under stress 2023-10-20T04:00:00Z Some of these Tetraselmis and dinoflagellates might be new to science. Shining a light on tiny, solar-powered animals 2023-10-05T04:00:00Z Together, the flagella contribute to the characteristic spinning motion of dinoflagellates. Fundamentals of Biology 2015-01-01T00:00:00Z Figure 13.19 Coral polyps obtain nutrition through a symbiotic relationship with dinoflagellates. Concepts of Biology 2013-04-25T00:00:00Z In addition to the dinoflagellates, copepods and other types of plankton associated with the familiar, flashing displays, the samples contained bioluminescent bacteria. The Mystery of Milky Seas Is Finally Being Solved 2022-07-23T04:00:00Z This response mimics what happens in the ocean, when dinoflagellates produce flashes of light as part of a predator defense strategy. Soft, living materials made with algae glow under stress 2023-10-20T04:00:00Z Photosynthetic protists include many phytoplankton species, red and brown algae, euglenas, and dinoflagellates. Miller & Levine Biology 2018-01-01T00:00:00Z This phenomenon is called a red tide, and it results from the abundant red pigments present in dinoflagellate plastids. Fundamentals of Biology 2015-01-01T00:00:00Z This explains why reef-building corals do not reside in waters deeper than 20 meters: Not enough light reaches those depths for dinoflagellates to photosynthesize. Concepts of Biology 2013-04-25T00:00:00Z Environmental stress causes the coral to expel or break down symbiotic algae, dinoflagellate. Scientists believe the Great Barrier Reef is about to suffer another mass bleaching 2022-02-02T05:00:00Z This behavior mirrors the natural processes at play when the dinoflagellates cause bioluminescence in the ocean during red tide events. Soft, living materials made with algae glow under stress 2023-10-20T04:00:00Z Some algae are prokaryotes, like cyanobacteria, and some are protists, like the dinoflagellates. Miller & Levine Biology 2018-01-01T00:00:00Z This explains why reef-building corals do not reside in waters deeper than 20 meters: insufficient light reaches those depths for dinoflagellates to photosynthesize. Fundamentals of Biology 2015-01-01T00:00:00Z In fact, approximately one-quarter of the world’s photosynthesis is conducted by protists, particularly dinoflagellates, diatoms, and multicellular algae. Concepts of Biology 2013-04-25T00:00:00Z When the water heats up, corals become stressed and they expel the tiny algae called dinoflagellates that live in their tissue. Coral reef scientists raise alarm as climate change decimates vital ocean ecosystems 2021-07-24T04:00:00Z To keep working, the dinoflagellates within the materials need periodic cycles of light and darkness. Soft, living materials made with algae glow under stress 2023-10-20T04:00:00Z Marine biology professor at Bangor University's school of ocean sciences, Prof Jan Hiddink, explained this bioluminescence seen around the UK was caused by a type of marine plankton, called dinoflagellates. Anglesey: 'How we photographed a bioluminescence sea sparkle' 2021-06-25T04:00:00Z Like the first dinoflagellate, this one has two perpendicular grooves, each containing a flagellum. Fundamentals of Biology 2015-01-01T00:00:00Z According to Ocean Research and Conservation Ireland, the bioluminescence is caused by the dinoflagellate, single-celled Mesokaryotes, commonly known as sea sparkle. Nature lovers get sparkling treat at Cork beach 2020-08-18T04:00:00Z The phenomenon is caused by dinoflagellates, microscopic marine plankton. Incredible bioluminescent waves create stunning scenes on California beaches 2020-05-15T04:00:00Z Even with City University of New York’s campuses shut down, Dr. Gruber said he will continue cultivating his subjects: about 100 vials of bioluminescent dinoflagellate. When Coronavirus Closes Your Lab, Can Science Go On? 2020-03-23T04:00:00Z In 2015, a bloom of various dinoflagellates off the coast of South Africa led to low-oxygen conditions, known as eutrophication, killing 200 tonnes of rock lobster. Lethal algae blooms – an ecosystem out of balance 2020-01-04T05:00:00Z Some dinoflagellates generate light, called bioluminescence, when they are jarred or stressed. Fundamentals of Biology 2015-01-01T00:00:00Z Similarly, dinoflagellates contain an enzyme and a protein that, when disturbed, combine and release a quick flash of light. 'Incredible' bioluminescence gives California coastline an eerie blue glow 2018-05-11T04:00:00Z On its website, the Scripps Institution of Oceanography notes that the cellular regulation of dinoflagellate bioluminescence is complex and only partially understood. Incredible bioluminescent waves create stunning scenes on California beaches 2020-05-15T04:00:00Z For example, she says the dinoflagellate protists that cause toxic red tides and paralytic shellfish poisoning aren’t plants, although they look and act like what most folks think of as algae. ‘We can all be scientists’: Here’s how | Provided by Western Washington University 2018-04-02T04:00:00Z For this study, the scientists chose to focus on the dinoflagellate Polykrikos, the organism you saw in the movie nonchalantly hauling its prey off for dinner. Marine Microbes Exchange Fire With Elaborate Subcellular Weapons [Video] 2018-02-11T05:00:00Z In large quantities, these dinoflagellate species secrete an asphyxiating toxin that can kill fish, birds, and marine mammals. Fundamentals of Biology 2015-01-01T00:00:00Z A bloom of bioluminescent dinoflagellates in Vieques, Puerto Rico. Sea change : Nature : Nature Research 2017-10-10T04:00:00Z Others insist the little critter was framed, and that another dinoflagellate was the real culprit. 1997 outbreak of toxic bacteria boosted Chesapeake cleanup 2017-07-29T04:00:00Z Dr. Gavelis has been fascinated by the dinoflagellates that hunt with projectiles since he was an undergraduate student, and wondered whether their darts were related to the stingers in jellyfish. First Clear View of a One-Celled Harpooner in Action 2017-03-31T04:00:00Z On the other hand, some photosynthetic dinoflagellates live symbiotically inside the polyps of coral, another cnidarian. Marine Microbes Exchange Fire With Elaborate Subcellular Weapons [Video] 2018-02-11T05:00:00Z For instance, photosynthetic dinoflagellates called zooxanthellae use sunlight to fix inorganic carbon. Fundamentals of Biology 2015-01-01T00:00:00Z Increased levels of CO2 in the oceans could worsen blooms of toxic algae such as dinoflagellates, says David Hutchins, a phytoplankton biologist at the University of Southern California in Los Angeles. Sea change : Nature : Nature Research 2017-10-10T04:00:00Z The tiny dinoflagellate is still out there, as it has been for hundreds of millions of years, but there has been no repeat of the toxic outbreak that struck 20 years ago. 1997 outbreak of toxic bacteria boosted Chesapeake cleanup 2017-07-29T04:00:00Z But its armaments are put to shame by those of a rare dinoflagellate called Nematodinium, which has something like a Gatling gun inside it, able to fire 11 or more nematocysts. First Clear View of a One-Celled Harpooner in Action 2017-03-31T04:00:00Z Similarly, the proteins that build the dinoflagellate nematocyst bore no similarity to those that build similar weapons in other predatory marine microbes like ciliates orcryptophytes. Marine Microbes Exchange Fire With Elaborate Subcellular Weapons [Video] 2018-02-11T05:00:00Z In fact, 3D scans of dinoflagellate harpoons reveal a level of complexity that far outstrips that jellyfish and their relatives. Watch these microbes hunt their prey with microscopic ‘Gatling guns’ 2017-03-31T04:00:00Z The "disaster species" that left their fossil traces in the rocks are tiny plankton-type organisms, such as particular forms of dinoflagellates. Chicxulub 'dinosaur crater' investigation begins in earnest - BBC News 2016-10-11T04:00:00Z Blue-green algae are cyanobacteria, for instance, while red tide is composed of tiny dinoflagellates. Miles of Algae and a Multitude of Hazards 2016-07-18T04:00:00Z There is a kind of arms race between hunting dinoflagellates and their prey, Dr. Gavelis said, with a buildup of armor and more effective darts. First Clear View of a One-Celled Harpooner in Action 2017-03-31T04:00:00Z If that’s the case, then the striking similarities between dinoflagellate and all other nematocysts are simply a colossal coincidence -- and yet another example of the wildly common phenomenon of convergent evolution. Marine Microbes Exchange Fire With Elaborate Subcellular Weapons [Video] 2018-02-11T05:00:00Z With Beatrice M. Sweeney, a researcher at the Scripps Institution of Oceanography in San Diego, he showed that the dinoflagellates operate on an internal biological rhythm, their flashes based on a circadian, or 24-hour, cycle. J. W. Hastings, 87, a Pioneer in Bioluminescence Research, Dies 2014-08-09T04:00:00Z But in January, the shimmering microscopic plankton known as dinoflagellates called off their show altogether. Puerto Rico Debates Who Put Out the Lights in a Bay 2014-06-04T04:00:00Z Scientists would later discover that the glow was caused by dinoflagellates that also produce a hazardous neurotoxin. Miles of Algae and a Multitude of Hazards 2016-07-18T04:00:00Z But one creature that Polykrikos hunts is the dinoflagellate that creates red tides. First Clear View of a One-Celled Harpooner in Action 2017-03-31T04:00:00Z Attempting to understand how such a system evolved, the scientists decided to examine another dinoflagellate whose weaponry was known to be substantially different -- and even more intricate. Marine Microbes Exchange Fire With Elaborate Subcellular Weapons [Video] 2018-02-11T05:00:00Z The researchers analyzed the orange rock under a high-power microscope, and found tiny spheres similar to those found in dinoflagellates — the plankton responsible for producing red tides today. Fossils Reveal Evidence of Mass Whale Die-offs 2014-02-26T21:35:00Z For the dinoflagellate to thrive, conditions must be just right. Puerto Rico Debates Who Put Out the Lights in a Bay 2014-06-04T04:00:00Z These included unicellular algae called diatoms and dinoflagellates, and photosynthetic bacteria known as cyanobacteria. Marine ecology: Welcome to the plastisphere 2013-07-18T15:04:03Z The slide show below showcases some of the myriad intricate forms of red phytoplankton—a group that includes coccolithophores, dinoflagellates and diatoms—that populate the world’s oceans today. The Strange Beauty of the Sea s Microscopic Plants [Slide Show] 2013-05-15T12:15:00.367Z The ridges in the capsule are also yet another of the differences between nematocysts made by cnidarians and those made by dinoflagellates, summed up thusly for those with interest: Marine Microbes Exchange Fire With Elaborate Subcellular Weapons [Video] 2018-02-11T05:00:00Z The result was a rich trove of ancient DNA from as many as 2700 species, including green algae, fungi, and dinoflagellates, a type of one-celled aquatic creature. Ancient DNA Found Hidden Below Sea Floor 2013-05-08T00:15:00Z Darwin was almost certainly describing the glow emitted by tiny marine organisms called dinoflagellates. The light fantastic: Harnessing Nature's glow 2013-01-24T00:39:57Z The different genetic heritages of diatoms, dinoflagellates and cyanobacteria will affect their survival. Could Climate Change Boost Toxic Algal Blooms in the Oceans? 2012-12-21T13:15:00.173Z We are interested in discovering the pathways that enable some kinds of dinoflagellates to thrive in the hotter, sun-drenched sections of the shallow reef, while other clades are less resilient to light and temperature extremes. Scientist at Work Blog: A Last Dive for Glowing Animals 2012-07-24T21:33:47Z In a previous study, these scientists found prey dinoflagellates – complete with their own fired, but apparently futile defensive weapons – inside wild-caught Nematodinium. Marine Microbes Exchange Fire With Elaborate Subcellular Weapons [Video] 2018-02-11T05:00:00Z When dinoflagellates experience overly extreme temperatures or too much sunlight irradiance, this symbiotic system collapses, and the corals then decline or die. Green Blog: Coral, Part II: Is the Cold or Heat More Lethal? 2012-02-03T17:47:03Z His team is also studying the evolution of coral genes involved in recognizing other corals, symbiotic dinoflagellates and parasites. Coral Genomes Could Aid Reefs Damaged by Global Warming 2011-07-24T22:45:05.437Z Out of the vast diversity of plankton in the oceans, the worst offenders are a few species of diatoms, dinoflagellates and cyanobacteria, collectively called harmful algae. Could Climate Change Boost Toxic Algal Blooms in the Oceans? 2012-12-21T13:15:00.173Z Back in his lab, he will examine the lipid contents of indigenous photosynthetic dinoflagellates that inhabit the skin of some coral species. Scientist at Work Blog: A Last Dive for Glowing Animals 2012-07-24T21:33:47Z Up to 60% of the “primary production” of the ocean -- mostly biomass generated by marine algae, I would think -- is consumed by ciliates and dinoflagellates. Marine Microbes Exchange Fire With Elaborate Subcellular Weapons [Video] 2018-02-11T05:00:00Z In both corals subjected to the extremes, dinoflagellate populations were reduced. Green Blog: Coral, Part II: Is the Cold or Heat More Lethal? 2012-02-03T17:47:03Z Satoh proposes that the coral must live with its dinoflagellate to get a supply of cysteine, an essential ingredient in many proteins. Coral Genomes Could Aid Reefs Damaged by Global Warming 2011-07-24T22:45:05.437Z These dinoflagellates adhere to coral, algae and seaweed, where they are eaten by herbivorous fish who in turn are eaten by larger carnivorous fish. The South Pacific Islands Survey--One illness threatens a Cook Islander s way of life 2011-06-22T12:15:00.237Z The dinoflagellates are eaten by small fish, which are fed on by larger fish that are in turn consumed by predators such as seals and humans. Algal Neurotoxins Found in Endangered Hawaiian Monk Seals 2011-06-02T19:15:00.330Z Microbial arms race: Ballistic “nematocysts” in dinoflagellates represent a new extreme in organelle complexity. Marine Microbes Exchange Fire With Elaborate Subcellular Weapons [Video] 2018-02-11T05:00:00Z Around 86 degrees Fahrenheit seems to be the critical threshold for breakdown between symbiotic coral and dinoflagellates, the researchers write. Green Blog: Coral, Part II: Is the Cold or Heat More Lethal? 2012-02-03T17:47:03Z The toxin itself forms in dinoflagellates, a type of algae found on coral reef. Heading South? Be Careful About Eating Local Fish 2010-12-22T19:35:00Z I met Mataiti after investigating ciguatera, a foodborne illness caused by eating certain reef fish whose flesh is contaminated with toxins originally produced by dinoflagellates, which live in tropical and subtropical waters. The South Pacific Islands Survey--One illness threatens a Cook Islander s way of life 2011-06-22T12:15:00.237Z Ciguatoxins are produced by dinoflagellates, which live near coral and seaweed. Algal Neurotoxins Found in Endangered Hawaiian Monk Seals 2011-06-02T19:15:00.330Z A separate system – oddly located, in my opinion, on the other side of the dinoflagellate -- launches the tow cable. Marine Microbes Exchange Fire With Elaborate Subcellular Weapons [Video] 2018-02-11T05:00:00Z It was night, and while there were true stars above us, the ones in my grasp were really dinoflagellates - single-celled organisms that emit light, or bioluminesce, whenever they're disturbed. Many organisms rely on bioluminescence to breed, feed and evade predators 2010-10-11T21:00:00Z Food consists of dinoflagellates and other small forms. Marine Protozoa from Woods Hole Bulletin of the United States Fish Commission 21:415-468, 1901 This is thought to be the case with the dinoflagellates I encountered. Many organisms rely on bioluminescence to breed, feed and evade predators 2010-10-11T21:00:00Z By lighting up, the dinoflagellates, which are sought after as food by small crustaceans known as copepods, may be trying to draw a copepod-eating fish to the scene. Many organisms rely on bioluminescence to breed, feed and evade predators 2010-10-11T21:00:00Z In lab experiments, copepods tend to scoot away when dinoflagellates luminesce, suggesting the light display does work as a deterrent. Many organisms rely on bioluminescence to breed, feed and evade predators 2010-10-11T21:00:00Z |
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