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Oily in Biological News

Eat oily fish at least once a week to protect your eyesight in old age

... Eating oily fish once a week may reduce age-related macular ... findings show that people who habitually consume oily fish at least once a week compared with less than ... There was no benefit from consumption of non oily white fish. There was a strong inverse ...

Weird water: Discovery challenges long-held beliefs about water's special properties

... current paper, they simulated the introduction of oily materials into their imitator and showed that it ... of temperatures. They also simulated dissolving oily polymers into their substance and, again, found ... characteristic of real water. Proteins with oily interiors also behave in this way. In real ...

Ancient whale fall from California's Ao Nuevo Island one of youngest, most complete known

... whales to sustain a whale fall, but what you probably need is a really oily skeleton." Because they are more buoyant, oil-rich bones are likely one ... whale fall find puts a lower limit of 11 million years on the origin of oily bones in whales, he added. Pyenson and Haasl are currently working with ...

Ancient whale fall from California's Año Nuevo Island one of youngest, most complete known

... whales to sustain a whale fall, but what you probably need is a really oily skeleton." Because they are more buoyant, oil-rich bones are likely one ... whale fall find puts a lower limit of 11 million years on the origin of oily bones in whales, he added. Pyenson and Haasl are currently working with ...

American Chemical Society's Weekly Presspac -- June 17, 2009

... Madhab Mahapatra, and Karthick Band note that some geologists believe that much of the world's crude oil originated in diatoms, which produce an oily substance in their bodies. Barely one-third of a strand of hair in diameter, diatoms flourish in enormous numbers in oceans and other water sources. ...

Mars mission could ease Earth's energy supply crisis

... amounts of water which is then left contaminated for extended periods of time. In just hours, the new technology can strip this water of its oily contaminants, removing a bottleneck in the refining process. "Our new technology is an inexpensive approach that can be used to reduce the water ...

A new view of oceanic phytoplankton

... Microbial Oceanography (C-MORE). Until now, it was thought that all cells are surrounded by membranes containing molecules called phospholipids oily compounds that contain phosphorus, as well as other basic elements including carbon and nitrogen. These phospholipids are fundamental to the ...

Caltech and UCSD researchers shed light on how proteins find their shapes

... way that like charges repel and opposite charges attract," he explains. "And they had to consider the hydrophobic interactions--the way that oily parts of the proteins like to stick together but are repelled by the watery parts. When their models took account of these interactions, it fit the ...

Phytoplankton cell membranes challenge fundamentals of biochemistry

... way of building their cells. Until now, it was thought that all cells are surrounded by membranes containing molecules called phospholipids oily compounds that contain phosphorus, as well as other basic biochemical nutrients including nitrogen. However, Van Mooy and his colleagues from WHOI, ...

Novel technology could produce biofuel for around 0.50 a liter ($2.49 a gallon)

... straw. Bioliq involves first heating the plant material in the absence of air to around 500C, a process known as pyrolysis. This produces a thick oily liquid containing solid particles of coke termed biosyncrude. The biosyncrude is then vaporised by exposing it to a stream of oxygen gas, before ...

Novel technology could produce biofuel for around €0.50 a liter ($2.49 a gallon)

... straw. Bioliq involves first heating the plant material in the absence of air to around 500C, a process known as pyrolysis. This produces a thick oily liquid containing solid particles of coke termed biosyncrude. The biosyncrude is then vaporised by exposing it to a stream of oxygen gas, before ...

New filtering technology has environmental, industrial applications

... engineering doctoral student John A. Howarter, also will appear in an upcoming print edition of the journal. The findings demonstrate how an oily substance called hexadecane beads up on the membrane while water passes through. The membrane consists of a layer of material called polyethylene ...

Earth scientists keep an eye on Texas

... Tuesday, 7 October 2008: 5:00 PM, Room 342CF 812-2 A History of Crude Oil Earthen Storage in Southeast Texas and Its Legacy of oily Wastes http://a-c-s.confex.com/crops/2008am/webprogram/Paper51089.html Tuesday, 7 October 2008: 5:15 PM, Room 310CF 723-2 The San ...

Nanojewels made easy

... and the angle from which they are viewed. Normally, carefully arranging the nanoparticles in neat rows requires a complex series of steps with oily solvents and water mixtures requiring extensive washing afterwards to remove the solvents. Now, with the help of researchers at ASU, this process ...

Eating fish may explain very low levels of heart disease in Japan

... in fish. The two most potent omega-3 fatty acids are known as docosahexaenoic acid (DHA) and eicosapentaenoic acid (EPA) and are usually found in oily fishes, such as mackerel, salmon and tuna. ...

Leatherback turtles go with the flow

... Not much is known about the world's largest living turtle, the leatherback. So-called for its tough, oily skin and lack of a hard shell, the behavior and habitats of this critically endangered turtle have remained a mystery. In this week's PLoS Biology , ...

Researchers catch ion channels in their opening act

... across the membrane. The findings appear this week in the journal Neuron . Ion channels belong to a special class of proteins embedded in the oily membranes of the cell. They regulate the movement of charged particles, called ions, into and out of the cell. Much like water faucets that can be ...

Nanoparticles assemble by millions to encase oil drops

... The team is next preparing to test whether chemical modifications to the "nanobatons" could result in spheres that can both capture and break down oily chemicals. For example, they hope to attach catalysts to the water-hating ends of the nanowires that will cause compounds like trichloroethene, or ...

'Nanodrop' test tubes created with a flip of a switch

... and may find new therapies. The NIST nanodroplet delivery system uses tiny glass micropipettes to create tiny water droplets suspended in an oily fluid for study under a microscope. An applied pressure forces the water solution containing protein test subjects to the tip of the micropipette as ...

Liquid crystal phases of tiny DNA molecules point up new scenario for first life on Earth

... together end-to-end, forming rod-shaped aggregates that could then behave like much longer segments of DNA. The sticking was a result of small, oily patches found on the ends of the short DNA segments that help them adhere to each other in a reversible way -- much like magnetic buttons -- as they ...

UC-San Diego Engineering Honor Society wins most outstanding chapter award

... as noted in the annual report. Tau Beta Pie Toss Special problems: More thought should have been given to the cleanup since whipped cream is oily and did not come off very well. Overall Results: People were excited to get pie-d and other students liked the idea of throwing pies at other ...

Ancient organisms discovered in Canadian gold mine

... domains of life coexisted at least as long as 2.7 billion years ago. The discovery came from chemical examination of shale samples, loaded with oily lipid remains of archaea found in a deep Canadian gold mine near Timmins, Ontario, about 400 miles north of Toronto. Details are reported in the ...

Tears reveal some of their deepest secrets to researchers

... a layer of mucus and an outer layer of fatty, oily substances collectively called meibum. It's ... and Visual Science. They collected oily meibum secretions from the meibomian glands of ... an electric charge to microscopic droplets of the oily substance, which allows the instrument to detect ...

Evidence for omega 3 fats less conclusive than we thought, say experts

... of long chain omega 3 fatty acids, found in oily fish and fish oils, and a shorter chain omega 3, ... encourage the general public to eat more oily fish, and higher amounts are advised after a ... UK guidelines advising people to eat more oily fish should continue at present but the evidence ...

New research shows sharks use their noses and bodies to locate smells

... process referred to as "eddy chemotaxis," or the tracking of odor and turbulence simultaneously. "We might see odor and turbulent eddies in the oily wake behind a boat. A moving animal, similarly, leaves behind a trail of turbulent eddies flavored by its body odor," explained Atema. In an eight ...

Cholera pathogen reveals how bacteria generate energy to live

... from one side of the bacterial membrane to the other, the enzyme has to reach all the way from the water-like medium inside the cell, through the oily membrane interior, to the water-like environment outside the cell. For this reason, the enzyme is made up of water-soluble and oil-soluble ...

From hot springs to rice farms, scientists reveal new insights into the secret lives of archaea

... collected from a deep underground gold mine in Ontario, Canada. Ventura and his colleagues discovered that the rocks contained a type of lipid, or oily compound, found only in archaeal cell membranes. This finding indicates that an archaean community may have inhabited the region more than 2.65 ...

Fatty fish protects against cancer

... between fish consumption and renal cancer is that they made no distinction between fatty and non-fatty fish." One significant difference between oily and non-fatty fish lies in how much omega-3 fatty acids and vitamin D they contain ?substances that, according to earlier cell studies, seem to ...

'Micro-boxes' of water used to study single molecules

... team creates the boxes by briefly shaking a mixture of water, the biomolecules to be studied, and a fluorocarbon medium. Water droplets form in the oily fluorocarbon and naturally encapsulate one to several biomolecules. The researchers then watch through a microscope while using infrared lasers as ...

Scientists discover new way to look at how molecules twist and turn on water

... be surrounded by water molecules at the water surface and their tails preferring to stick up out of the water, extending into the air or an adjacent oily layer in the case of an oil slick," Richmond explained, "such molecules known as surfactants are some of the most pervasive and useful chemicals in ...

Nose odors and mouth odors: The brain distinguishes

... and farnesol--to test a theory that the olfactory system distinguishes molecules according to whether they are more water soluble (butanol) or oily (farnesol). The researchers found that the chocolate odor, indeed, activated different brain regions according to the route of administration, ...

Reducing malarial transmission in Africa

... by the six dose regimen. Although the results are promising, some patients may have difficulty taking a six-dose regimen, and as it also needs oily food for adequate absorption there might be inadequate drug levels in the blood of many treated individuals. The authors conclude that although ...
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