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Current Jellyfish News and Events, Jellyfish News Articles.
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Targeting genes with viruses to select populations of nerve cells
Yale scientists have discovered a new way of illuminating MCH neurons by using a virus that has been genetically engineered so that it cannot replicate. (2004-05-27)

Tobacco plant refuses cowpea mosaic virus
During research carried out in the Netherlands, Marilia Santos Silva discovered that some tobacco plants die if a virus infects them, whereas others survive. (2004-05-07)

URI oceanographer awarded NSF grant to study function of jellyfish in coastal ecosystems
URI Graduate School of Oceanography biological oceanographer Dr. Dian Gifford and collaborators Dr. John Costello, Providence College, and Dr. Sean Colin, Roger Williams University, have been awarded an $860,400 grant by the National Science Foundation to study the ecological function of small jellyfish (hydromedusae) in coastal ecosystems. The three-year project will begin on June 1. (2004-02-19)

Visualizing Alzheimer's disease
Using recently developed techniques for imaging individual cells in living animals, a team led by researchers at Washington University School of Medicine in St. Louis has watched as Alzheimer's-like brain plaques damage mouse brain cells. (2003-11-12)

Startling deep-sea encounter with rare, massive Greenland shark
During a recent submersible dive 3,000 feet down in the Gulf of Maine a Harbor Branch scientist and sub pilot had the first face-to-face meeting ever in the deep sea with a rare Greenland shark. The 15-foot creature gently rammed into the submersible's clear front sphere before turning and swimming slowly away. The entire event was captured on video. (2003-10-15)

Mathematical modeling predicts cellular communication
In a tour de force combination of mathematical modeling and precise quantitative measurements, Marc Kirschner, of Harvard Medical School, Reinhart Heinrich, of Humboldt University, Berlin, and colleagues push the envelope of our understanding of the Wnt signaling pathway, which plays a role both in various stages of embryonic development and in carcinogenesis. (2003-10-13)

What lies beneath
Just a few hundred yards off the coast of southern California, two huge submarine canyons slice more than three hundred feet into the seafloor, and their impact on those living in the area is tremendous. Exactly how these canyons affect water movement is poorly understood, but From September through December 2003, the Office of Naval Research is sponsoring the Nearshore Canyon Experiment (NCEX) to examine the mystery from air, land, sea, and (2003-09-30)

Fishing for photos of rare or unknown deep-sea creatures with an electronic jellyfish lure
Using a new lighted jellyfish lure and a unique camera system, researchers from HARBOR BRANCH are working to reveal for the first time life in the deep sea unaltered by the cacophony of sound and light that have been an integral part of most past research there. From Sept 2-5 a team will be using the lure for the first time in the dark depths of California's Monterey Bay. (2003-09-02)

Transforming brain research with jellyfish genes and advances in microscopy
Researchers at Washington University School of Medicine in St. Louis are transplanting jellyfish genes into mice to watch how neural connections change in the brains of entire living animals. The development represents the merging of several technologies and enable researchers to watch changes inside living animals during normal development and during disease progression in a relatively non-invasive way (2002-10-29)

Forecasting jellyfish in Chesapeake Bay
Before planning your next beach outing on Chesapeake Bay, you will of course check the weather forecast, and before long, you may be able to check the jellyfish forecast as well. A team of scientists has developed a prototype forecasting system that predicts the likelihood of sea nettles, a stinging jellyfish, in the bay. (2002-07-16)

Mature stem cell transplants linked to treatment of cerebral palsy
Whether transplantation of mature stem cells can help babies with cerebral palsy is the study focus of a Medical College of Georgia physician-scientist. Dr. James E. Carroll, chief of the Section of Pediatric Neurology, has received a two-year grant from the National Institutes of Health to pursue whether brain damage that occurs during the birth of these babies can be repaired with transplants. (2002-05-29)

What are those big jellyfish fossils doing in Wisconsin?
Jellyfish fossils are rare--not having a skeleton, they easily decay. So why is an entire horde of them preserved in central Wisconsin? Whitey Hagadorn from Caltech wondered the same thing about this exclusive deposit in the Upper Cambrian Mt. Simon-Wonewoc Sandstone in central Wisconsin. During the Cambrian, Wisconsin enjoyed a tropical environment and was covered by a shallow inland sea. In the February GEOLOGY, Hagadorn and colleagues hypothesize how these jellyfish were preserved. (2002-01-24)

URI biological oceanographers awarded National Science Foundation grant to study increases in jellyfish population
URI Graduate School of Oceanography biological oceanographers Barbara K. Sullivan and Dian J. Gifford have been awarded $655,000 by the National Science Foundation to study the cause of substantial increases in the concentrations of the ctenophore Mnemiopsis leidyi (commonly called the combjelly) and determine the effects these increases could have on coastal ecosystems. An additional $244,000 was awarded to Dr. John Costello of Providence College to collaborate on the study. (2001-09-28)

From embryo to placenta, gene transfer in primates a success
By successfully inserting a gene from a jellyfish into the fertilized eggs of rhesus monkeys, scientists have managed to make transgenic placentas, where the inserted gene functions as it does in the jellyfish. (2001-09-10)

Harbor Branch scientists to study predation habits of jellyfish-like animals in Gulf Of Maine
The R/V Seward Johnson departs for the Gulf of Maine, where HARBOR BRANCH Senior Scientist Dr. Marsh Youngbluth and a team of collaborators will study the predation habits of colonial, jellyfish-like animals that can have an impact on commercial fish operations. (2001-08-29)

Self-cleaning laundry
Most of us try to wash bacteria out of our clothes, but American researchers want to encourage bugs to grow on fabrics - to eat up the dirt. Welcome to the world of self-cleaning clothes. (2001-07-04)

Umbrella boots for astronauts
Future astronauts may be donning a pair of umbrella boots to power themselves around a space station. Researchers in the US have found that strapping a pair of umbrella-shaped devices to your feet is the most efficient and controllable way to move about in microgravity. (2001-01-09)

Tiny RNA may be universal regulator of developmental timing in animals
Researchers at Massachusetts General Hospital and Harvard Medical School have discovered a tiny RNA gene that may control developmental timing in creatures as diverse as fish, sea urchins, mollusks, marine worms, flies, nematodes and humans. The team showed that a tiny regulatory RNA that controls developmental timing in the C. elegans nematode worm is present in the genomes of a wide variety of animals and is regulated in a similar manner. (2000-11-01)

Giant jellies invade Gulf of Mexico threatening shrimp fishery
Giant 'jellies' - up to two feet in diameter - have taken up residence in the northern Gulf of Mexico. Known as the 'Spotted Jellyfish, ' these creatures don't threaten swimmers however, the jellies' threat to the area's ecosystems is yet to be determined. Similar alien jellyfish have caused major disruptions in marine fisheries in Europe - in some cases driving out other marine life. (2000-08-08)

TSRI scientists clone gene that regulates circadian rhythms in plants
Scientists at The Scripps Research Institute have cloned a gene that regulates circadian rhythms in plants, providing an increased understanding of the processes that enable organisms to anticipate and adapt to daily variations in the environment. (2000-08-03)

Shedding light on luminescence: Scientists visualize structure of the photoprotein aequorin
In this week's issue of the journal Nature, Shimomura and his colleagues James Head from Boston University, Katsunori Teranishi from Mei University (Japan), and Satoshi Inouye from Chisso Corporation (Japan), describe the three- dimensional crystal structure of aequorin, the photoprotein that illuminates jellyfish, centophores and many other luminescing organisms. The study was supported by the National Science Foundation. (2000-05-17)

Oregon Health Sciences University researchers take steps to genetically modify monkeys for the research of human disease
OHSU Resarchers have taken steps to genetically modify monkeys for use as models for human disease. Scientists were able to bind foreign DNA to sperm and then implant the sperm into an unfertilized rhesus monkey egg. The foreign DNA then surfaced in the monkey embryo. (1999-12-22)

Jellyfish protein illuminates active immune cells
HHMI researchers have illuminated a crucial step in the immune system's response to infection by using live cell imaging to follow the movement of immune system cells that have been genetically manipulated to produce a fluorescent jellyfish protein. (1999-10-21)

New Way To Modify Mammalian Genes: Honolulu Transgenesis
Less than a year after announcing the Honolulu Technique for Cloning, University of Hawaii scientists have developed the Honolulu Transgenesis, a new method for producing transgenic mammals. The method uses sperm to deliver genetic information (DNA) from one organism into the egg of another. The experiments demonstrated the new method using DNA for jellyfish green fluorescent protein to make green mice. (1999-05-13)

Dyed In The Silkworm: Researchers Develop Novel Way To Produce Colored Silk
In the March 1 issue of Genes & Development, researchers in Japan report the development of a technique to produce genetically altered silk fibers that are spun by the silkworm. The development of an insect system to produce foreign proteins has significant potential applications for economically important proteins. (1999-03-12)

Human/Insect/Jellyfish Genes Team To Quiet "Hyper" Nerve Cells
With the help of fruit flies and jellyfish, Johns Hopkins scientists have proved they can quiet firing nerve cells -- at least temporarily -- by inserting the genetic version of an off switch. (1999-02-19)

Stingray In The Sky Sparks New Theory
Australian astronomers have put forward a new theory to explain a weird stingray shaped remnant of a giant exploded star or supernova. (1998-05-07)

Jellyfish Help To Make Sugar Smarter
A gene that causes jellyfish to glow in the dark is being used by Australian scientists as a marker gene in experiments to improve the quality of sugar and other crops. (1998-05-04)

Technique Gives Researchers New Look At Genetic Activity In Living Cells
A new, non-invasive method for tagging chromosomes is making genetic activity in living cells easier to see, and likely will lead to insights into chromosome movements, folding and unfolding during natural events such as cell division, DNA replication and transcription. (1998-02-06)

Molecular Clocks Throb Throughout Fruit Flies
Clocks independently regulated by light abound throughout a fruit fly's body, report NIMH-funded researchers report in the Nov. 28 issue of Science. By making them glow like the dials of their mechanical namesakes, the researchers graphically showed that these tiny timepieces can indeed (1997-11-27)

Biological Clocks No Longer Found Only In The Brain
A recent discovery by a team of scientists, working in part through the National Science Foundation (NSF)'s Center for Biological Timing, challenges the strongly-held belief that 24-hour rhythms (biological clocks) are centrally controlled by the brain. (1997-11-27)

Glowing Fruit Flies Reveal Secrets Of Development
Most people might figure an eerie, green glowing fly for a Halloween prank, but scientists at Duke University Medical Center have inserted a glowing jellyfish protein tag onto a key cell structural protein in fruit flies to reveal how they transform from embryos to larvae to adults. (1997-10-30)

Unique Coral Formation Discovered
During a reconnaissance survey in a remote area west of the Dry Tortugas in late August, a multi-agency research team organized and sponsored by the U.S. Geological Survey, discovered a unique deep-water coral reef with spectacular coral cover. (1997-08-29)

CU Researcher Probing Links To Alzheimer's Using Tiny Wormm
A novel set of genetic experiments at the University of Colorado at Boulder on a worm species smaller than a human eyelash may help researchers better understand Alzheimer's and perhaps even lead to new treatments for the disease (1997-02-10)

Green Lantern May Turn Jellyfish Glow Into A Powerful Marker For Studying Expression Of Genes
The new green lantern is a newly described three-dimensional structure of a fluorescent protein found in jellyfish, a structure that looks like a glowing green lantern. The discovery, by crystallographers at the University of Georgia, could help make it easier to use the protein as a biomarker (1996-11-21)

Green Glow: Not Only For Halloween
More than two millennia ago, the Roman natural philosopher Pliny the Elder wrote of a (1996-10-07)

Surprising Protein Movement Seen In Cells
Biologists have discovered that certain proteins vital to life and long thought to be immobilized within the sack-like cell structures where they function instead move freely and rapidly. The finding, reported in the Aug. 9 (1996-08-08)

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