Protein Structure Sheds Light On How Insects Smell, Points To Eco-Friendly Pest Control Oct 1, 2009
Dr Jing-Jiang Zhou, Senior Research Scientist in insect molecular biology at Rothamsted Research, studies insect olfaction and chemical ecology at the molecular level, he explains, "Using Diamond Light Source's intense X-rays, we unravelled the detailed mechanisms linked to pheromone detection which dictates mating behaviour in silkworm moths. They are a model organism and any new insights into the working of their olfactory system has repercussions on our global understanding how insects locate... (Science Daily)
Longest-serving professor recounts 55 years at U. Sep 30, 2009
His research has led to formulate amino-acid diets for livestock and has propelled studies into carnosine and histidine metabolism related to trauma treatment and olfactory nerve regeneration. These findings were self-published in The Rutgers Guide to Lowering Your Cholesterol: A Common Sense Approach. (The Daily Targum, NJ)
Migrating monarch butterflies 'nose' their way to Mexico: study Sep 25, 2009
"We've known that the insect antenna is a remarkable organ, responsible for sensing not only olfactory cues, but wind direction and even sound vibration," said Steven M. Reppert, professor and chair of neurobiology at the University of Massachusetts and senior author of the study. "But its role in precise orientation over the course of butterfly migration is an intriguing new discovery, one that may spark a new line of investigation into neural connections between the antennae and the sun... (Xinhuanet, China)
Judge Fox is a person of great strength, maturity Sep 25, 2009
max stanfield wrote on Sep 24, 2009 1:43 PM:" My olfactory sense still notices the mild efflux of the taxonomic order rodentia. ". El Toro wrote on Sep 24, 2009 12:43 PM:" Aimme, I can't speak for Det. Bradley. I understood what he said as to mean, we the public don't know everything. Not that we cant comment or discuss. Many people read an article and then assume facts that are not written, discussed or proven. Perhaps, Judge Fox was not made aware of the knife threat. Perhaps there have been... (Lodi News Sentinel, CA)
Refining the Senses in Paper Foldin... Sep 24, 2009
Paper Folding and the Olfactory Sense. The olfactory sense can be stimulated when children are given scented paper for their folding activities. (Suite101.com)
Positions of Genes Inside the Cell Nucleus Exert Biological Effects Sep 23, 2009
Mouse olfactory cells contain the genes for 1,300 types of smell receptors, but only one of the genes turns on in each cell. In a 2006 paper researchers used fluorescent tags to show that a receptor gene becomes expressed only if it comes into physical contact with a specific part of chromosome 14. (Scientific American)
Castro using sniffer-dogs to locate political dissidents... Sep 11, 2009
Cuba uses sniffer dogs to track down crooks, dissidents - Cuba - MiamiHerald (The Drudge Report)
The RIGHT Alternatives Sep 8, 2009
Sharks swim at far less speed than Air Force One flies, but there s enough political blood in the water to attract even those with far less sensitive olfactory equipment. The president is scheduled to give a speech to a joint session tomorrow night in an attempt to salvage his attempt to nationalize healthcare. (Human Events Online)
Transplanted Human Stem Cells Prolong Survival In Mouse Model Of Rare Brain Disease Sep 5, 2009
27, 2004) Johns Hopkins researchers have found that transplants of mouse stem cells taken from the adult brain's olfactory bulb can delay symptoms and death in a mouse model of amyotrophic lateral. (Apr. (Science Daily)
Feingold gets wind of blue-green algae in the lakes Sep 1, 2009
Russell Feingold (D-Wisconsin) to get the full olfactory effect of the condition of Lake Menomin and surrounding waterways, but the pea-green, soup-like scum covering the lake and the lowdown from Peggy McAloon completed the picture. Feingold made a brief stop in Menomonie on Wednesday at the behest of the Tainter/ Menomin Lake Improvement Association (TMLIA) Board of Directors, and stopped at Wolske Bay to learn about the dire situation. (Chippewa Falls Chippewa Herald, WI)
Smelly patches took away the pain Aug 31, 2009
Salonpas had such a distinctive smell, even the name still evokes olfactory memories. There was something almost magical about those sticky patches. (Honolulu Advertiser)
Mets let lead, game get away in loss Aug 29, 2009
Pat Misch was so close to his first big league victory his olfactory senses could readily distinguish its sweet fragrance from the prevailing eau de Wrigley. Perhaps that was why Misch wore a peculiar and bemused expression after the Mets' latest defeat, a 5-2 loss to the party-pooper Cubs. (MLB.com -- NY Mets Mets)
Zoo in bad condition Aug 27, 2009
Enrichment programmes such as food puzzles that help develop natural hunting or foraging skills, and auditory and olfactory simulations that resemble what an animal may hear and smell back in its habitat, do not cost much but will be able to provide animals in captivity with mental and physical stimulation. Since the moats at the zoo appear to be perpetually dirty, stagnant and foul-smelling, I would suggest filling up the moats and building solid walls with overhangs instead, to prevent escape... (The Star Online, Malaysia)
Waiting for Next-Gen Anti-Mosquito Chemicals with Bated Breath Aug 27, 2009
"We wanted to understand the olfactory mechanisms underlying how mosquitoes are attracted to human beings." ... "This work clearly speaks to the idea that you can target these olfactory-driven sensors that lead to olfactory-driven behaviors, and perhaps misdirect insects away from crops and people critical issues in terms of global health and agriculture," says , a professor of biology and pharmacology at Vanderbilt University who was not involved in the research. (Scientific American)
Your brain is weirder than you think Aug 26, 2009
A test like the one used in this experiment could be useful in assessing and treating people with olfactory disorders, Chen said. Naturally, as people age, they will lose the sharpness of their sense of smell, with marked declines their 60s and 80s, Chen said. (CNN)
New Pheromone Helps Female Flies Tell Suitors To 'Buzz Off' Aug 23, 2009
2, 2008) Fruit flies fine-tune their olfactory systems by recalibrating the sensitivity of different odor channels in response to changing concentrations of environmental cues, a new study has shown. Disable. (Science Daily)
Nostrils alternate to process competing odors Aug 21, 2009
This finding by researchers at Rice University in Houston is the first demonstration of "perceptual rivalry" in the olfactory system ... "Our discovery opens up new avenues to explore the workings of the olfactory system and olfactory awareness," said Denise Chen, assistant professor of psychology, who coauthored the research paper with graduate student Wen Zhou ... In the laboratory setting in which each nostril simultaneously received a different smell, the participants experienced an... (EurekAlert!)
Deet inhibits cholinesterase Aug 6, 2009
Despite the widespread and increased interest in the use of deetin public health programmes, controversies remain concerning both the identification of its target sites at the olfactory system and its mechanism of toxicity in insects, mammals and humans. Here, we investigated the molecular target site for deet and the consequences of its interactions with carbamate insecticides on the cholinergic system. (BioMed Central)
How Sea Turtles Have Adapted to Oce... Aug 1, 2009
Highly developed hearing, and olfactory and magnetic senses. A sea turtle s ability to hear low-frequency sounds, some below the human range of hearing, together with its ability to take in water or air through its beak to detect subtle odors, helps the turtle orient itself while out to sea. (Suite101.com)
E-Noses: Testing Their Mettle Against Fly Noses Jul 31, 2009
Drosophila melanogaster the fly whose olfactory receptors were used to benchmark the electronic nose ... (May 15, 2006) Modern-day doctors may soon start using smell to detect the early warning signs of different illnesses thanks to technology that replicates - and improves upon - the human olfactory system thanks to. (Science Daily)
Rodgers enjoys making, delivering pizzas Jul 31, 2009
Published: Thursday, July 30, 2009 11:08 PM CDT Upon entering any pizza parlor, the smell of hot melted cheese, pepperoni slices, fresh vegetables and tomato sauce gently wafts through the air and treats your nose to the tantalizing blend of mouth-watering scents that your olfactory senses detect from miles away. Wendy Rodgers is one lucky being who gets to bask in the delicious fragrance all day long.. (Port Lavaca Wave, TX)
10 things to do this weekend Jul 24, 2009
SMELL. If you're addicted to "Top Chef" and "Iron Chef," head to Whole Foods in Lincoln Park to watch the second annual AMATEUR COOKIE COMPETITION. You'll get the live olfactory pleasures you can't get on TV. The culinary theme for the contest is citrus. July 25, 1:30 p.m.-3:30 p.m. Free, RSVP required. (Crain's Chicago Business)
Drug Might Restore Sense of Smell Jul 14, 2009
These cyclic nucleotides are growth factors for olfactory (related to smell) and other neural tissues. "I had earlier done the first total protein analysis of saliva and mucous to learn what was in there, and found these growth factors and found that people who couldn't smell had diminished levels of the factors," Henkin explained. (MEDLINEplus)
Why Bird Parents Carry Feces From ... Jul 9, 2009
As these predators use olfactory cues to locate prey, they would easily key in on the smell of feces. Thus, it seems that fecal removal is more an attempt to reduce predation than to sanitize the nest. (Suite101.com)
Fathers Spend More Time With Children Who Resemble Them, Study Suggests Jul 9, 2009
A separate group of people, who did not know these families, were chosen as relatedness 'raters' to evaluate facial and olfactory resemblance between children and fathers. For the faces, a photograph of each child was shown to the raters, together with those of three men including the father. (Science Daily)
Three Workers Killed at NYC Waste Station Jun 30, 2009
H2S, surfetted hydrogen or hydrogen sulfide smells like rotten eggs but quickly causes olfactory failure so the victims think they're no longer exposed. 30 seconds later, they're dead. (CBS News)
Drug dog Jock ready to hit the streets with LPD Jun 29, 2009
Because they have about 25 times more olfactory (smelling) receptors than humans do, dogs can sense odors at concentrations nearly 100 million times lower than humans can. They can detect one drop of blood in five quarts of water. (Longview Daily News, WA)
The FDA: Is the Safety Watchdog Getting Tougher? Jun 24, 2009
Zicam's maker, Matrixx Initiatives, paid $12 million in 2006 to settle hundreds of lawsuits brought by Zicam users who claimed to have lost their olfactory sense. The FDA finally reacted on June 16, issuing a warning to consumers to stop using Zicam nasal gel and swabs. (Time.com)
Sunrise man sues Zicam,claims loss of smell Jun 23, 2009
"There is evidence ... that various salts of zinc can damage olfactory function in animals and humans.". Matrixx spokeswoman Negin Kamali disputed that assertion. (The Palm Beach Post)
Ancient primate relied more on smell Jun 23, 2009
With that result they were able to model the brain structure of the animal showing large olfactory lobes but less development in visual areas, a possible indication of a nocturnal animal that relies on insects for food. Many models of the ancestral primate brain are based on tree shrews, which are distantly related to humans. (India Times, India -- Health/Science)
DNA Template Could Explain Evolutionary Shifts Jun 23, 2009
(May 31, 2008) Scientists have looked at the problem of understanding the regulatory mechanisms that create different cells from a single template by using the olfactory system of the fruit fly. The ability to. (Science Daily)
Anise-scented herb a member of the mint family Jun 22, 2009
This wonderful olfactory experience would be reason alone to add this plant to your garden, but anise hyssop is no one-hit wonder. It features handsome, ovate leaves up to 4 inches long, each with white veining underneath. (San Francisco Chronicle)
Certain Zinc-based Cold Remedies Linked To Loss Of Sense Of Smell, FDA Says Jun 21, 2009
(June 18, 2008) The olfactory bulb in the brain appears to change in size in a way that corresponds to individual alterations in sense of smell, according to a report in the Archives of Otolaryngology -- Head. (Feb. (Science Daily)
* Hero dogs memory to live on in five cloned puppies Jun 20, 2009
By that point, Trakr had retired from active police duty, but had lost none of his olfactory skills. They worked together overnight, concentrating on a specific pile of rubble from the north tower, the first of the skyscrapers to be hit. (Taipei Times, Taiwan -- Business)
Innovative Surgical Technique Gives Hope To Patients Suffering From Refractory Epilepsy Jun 20, 2009
Its role is still not well understood but its multiple connections with other parts of the brain reflect its involvement in a wide range of functions: automatic, sensory, motor, speech, auditory, olfactory, gustatory and limbic (emotion). The CHUM epilepsy multidisciplinary team. (Science Daily)
Can a Sleep Disorder Predict Parkinson's? Jun 17, 2009
In fact, experts believe that the condition actually begins with a loss of smell and a degeneration of nerves in the olfactory tract, then proceeds to the gut and brain stem. At some point along this march, the nerve damage hits the pons, a region in the brain that regulates sleep. (Time.com)
FDA: Zicam nasal sprays harm smell and taste Jun 17, 2009
The over-the-counter products, made and marketed by Scottsdale-based Matrixx Initiatives Inc., contain zinc, an ingredient that can damage olfactory nerves, agency officials said ... Zicam's side effects are particularly troubling, medical experts say, because zinc may cause permanent damage to the olfactory nerve. (AZCentral -- News)
Herb feud spiced up by death threats Jun 16, 2009
DAYTONA BEACH -- Some herbs have aromas that offer an olfactory tickle and flavors so potent or soothing some say they'll cure what ails you. But there is nothing mellow about the relationship between two flea market vendors who peddle these cultivated delights. (Daytona Beach News Journal)
* JOHNNY NEIHU'S NEWS WATCH: Belizean liberation at the urinal Jun 6, 2009
Some people are so charismatic that their image remains unsullied even when, like a scatological Pavlovian tic, it enters your visual cortex at exactly the same time as your olfactory system is attacked by odors altogether less pleasant. The same cannot be said for a lot of other people. (Taipei Times, Taiwan -- Sports)
Claeys: Want to raise a stink? Call the hotline May 29, 2009
In 1993, olfactory concerns prompted the formation of the hotline, an odor ordinance and a citizen's committee. All of it was designed to enforce odor standards through a variety of mechanism, including fines. (Sioux City Journal, IO)
Puppy Training To Fight Crime May 29, 2009
Dogs possess impressive olfactory abilities -- some breeds more than others. For each drop of odor detected by a dog, the human nose would require 1,000 to 10,000 drops of odor, veterinarians say. (W-USA News, DC)
PlayFirst Unveils Innovative Game Lineup and Reveals First Previews May 29, 2009
This title allows players to coordinate every part of the process from sourcing exotic olfactory ingredients from different corners of the globe to designing custom perfumes. A unique mash up of three different game genres: time management, economic simulation and hidden object, the game also introduces players to a striking new central character yet to be revealed who is part adventurer and part sophisticated designer. (Yahoo! Wire -- Entertainment News)
Rush Limbaugh: 5 Things You Didn'... May 28, 2009
com - Rush Limbaugh: 5 Things You Didn't Know. UPDATED DAILY Thursday, May 28, 2009. (New York Post -- Entertainment)
RSCI Announces World-Leading Stem Cell Science Advisory Board May 27, 2009
Using olfactory stem cells harvested from the patient's own nose, Dr. Lima transplants the cells at the spinal cord break utilizing the successful OMA transplant surgical procedure he developed. He was the first doctor in the world whose treatments, coupled with extensive rehabilitation therapy, created the neurological redevelopment required to allow some paraplegics to rise from their wheelchairs and walk. (Yahoo News -- Press Releases)
Sniffing Out The Physical Condition Of Other Animals Of The Same Species May 15, 2009
ScienceDaily (May 14, 2009) Detecting and evaluating the quality of foodstuffs, remote perception of possible hazards, the recognition of territorial boundaries or subconscious activation of memories considered forgotten the sense of smell (olfactory mechanism) supplies an abundance of important information ... One of the many capabilities of the olfactory sense of many mammals is that it enables them to draw conclusions on the physical condition of conspecifics based on their specific odour ...... (Science Daily)
Armpit Psychology: The Science of Body Odor Perception May 14, 2009
Women, in turn, have an almost preternatural olfactory sense, one that appears designed for unconsciously sniffing out the mate value of prospective reproductive partners ... One very obvious lesson to learn from this research is that although physical can be operationalized as a construct, such as in evolutionary psychologists findings that people who have symmetrical faces and who have prototypically sized features are universally regarded as physically attractive, there are also important... (Scientific American)
Fungi Pathogenic To Insects Are New Tool In Fight Against Chagas Disease May 13, 2009
The olfactory sensors in their antennae can sense chemicals. . (Science Daily)
People With Lupus Often Have Poor Sense of Smell May 12, 2009
Until now, no studies have evaluated olfactory function in SLE patients. Dr. Yehuda Shoenfeld, from Chaim Sheba Medical Center in Tel-Hashomer, Israel, and colleagues used a test that measures the ability to detect and identify various odors to assess olfactory function in 50 patients with SLE and in 50 age- and sex-matched "controls." ... This, coupled with previous research, suggests the possibility of an autoimmune cause of olfactory impairment, the researchers conclude. (MEDLINEplus)
City Animal Shelter's needs have outgrown building May 8, 2009
Currently the only disposal option is a garbage dumpster located within easy olfactory range of the facilitys parking. Miller agrees with Olenicks assessment although hes milder in his expression. (Boerne Star, TX)
Decrease In Sense Of Smell Seen In Lupus Patients May 7, 2009
In fact, olfactory dysfunction is seen in various central nervous system disorders that involve immune-mediated mechanisms, such as Parkinson s disease, schizophrenia, Alzheimer s disease and multiple sclerosis ... Research in mice has shown that NPSLE-like symptoms and olfactory impairment might be induced by autoimmune mechanisms that target specific areas of the brain, but this has not been explored ... A new study assessed olfactory function in SLE patients and found that there is a decrease... (Science Daily)
Best Wine Making Techniques: Use Of Wooden Casks Or Steel Tanks For Chardonnay Influences Its Fermentative Aroma May 7, 2009
The aroma is the result of the interaction of the volatile compounds with the taste and olfactory senses, Ms Gonzalez explains ... The olfactory impact of certain volatile substances extracted from the wood is limited by the action of yeasts during fermentation, as this activity transforms these substances into other types of derived compounds. (Science Daily)
Cultivating in a car? (43) May 5, 2009
As soon as the driver rolled down the window the officer's well-trained olfactory senses detected the strong odor of fresh marijuana. The officer said to the driver, "I can smell marijuana. How much do you have?". (Sonoma Index-Tribune, CA)
So how does elephant breeding really work? May 4, 2009
Daily American Online - So how does elephant breeding really work. We developed him to be a breeding bull, said Willie Theison, elephant manager at the Pittsburgh Zoo and PPG Aquarium. (Somerset Daily American, PA)
Neuroscientists discover long-term potentiation in the olfactory bulb May 4, 2009
D. student in the neurosciences program at Case Western Reserve University School of Medicine, are the first to discover a form of synaptic memory in the olfactory bulb, the part of the brain that processes the sense of smell. Their study, entitled "Long-term plasticity of excitatory inputs to granule cells in the rat olfactory bulb" will be published in the June 2009 issue of Nature Neuroscience and is currently available online ... While laboratories around the world have found LTP in nearly... (EurekAlert!)
Week in Quotes May 3, 2009
Olfactory dysfunction, perhaps. Because later. (iAfrica.com)
Fish That Live In The Dark Have The Best Ears Apr 30, 2009
"We have already found many specializations and adaptations in the eyes and olfactory systems of deep-sea fishes; it is reasonable to think that their hearing should also be important in the dark," says Deng. The talk "Comparative studies of the auditory periphery of deep-sea fish" by Xiaohong Deng will be presented at the 157th Acoustical Society of America Meeting to be held May 18-22 in Portland, Ore. (Science Daily)
LETTER: Second shelter not intended for that use Apr 29, 2009
Responsible Party wrote on Apr 24, 2009 6:52 AM:" Some of you seem to have a bad case of "me". May I suggest that you become part of the solution? Have you ever volunteered at PADS? Do you know what programs are offered...what rules must be followed...what conditions apply for those utilizing the shelter??? Based on comments, I think I can safely bet that the answer is "Duh, no".PADS is very much part of the solution to the homeless problem and without it, your homeless population would be... (Mattoon Journal-Gazette, IL)
Creating Ideal Neural Cells For Clinical Use Apr 19, 2009
When the C-NPCs created using the Terskikh protocol were transplanted into mice, they became active neurons and integrated into the cortex and olfactory bulb. The transplanted cells did not generate tumor outgrowth. (Science Daily)
What's your chicken wing personality? Apr 10, 2009
According to Hirsch, the olfactory lobe, responsible for our sense of smell, belongs to the limbic system, which includes brain structures associated with our behavior and emotions. As odors pass through the nose, receptors in the nasal cavity signal these structures in the brain. (Albany Times Union)
New Model For Drug Discovery With Fluorescent Anesthetic Demonstrated Apr 9, 2009
Using confocal microscopy to image the distribution of the protein, the team found that 1-AMA localizes largely in the brain and olfactory regions, unlike some general anesthetics which spread widely throughout the body ... Image of Xenopus head shows 1-AMA localization within the brain, spinal cord, and olfactory system. (Science Daily)
A woman's nose knows body odor Apr 7, 2009
Olfactory adaptation refers to the loss of sensitivity to an odor when one is constantly exposed to that odor. Olfactory cross-adaptation occurs when the nose adapts to one odor and then also becomes less sensitive to a second odor. (EurekAlert!)
Women have a keener nose for body odours Apr 7, 2009
The fragrances were selected to test their ability to block underarm odour through a method known as olfactory cross-adaptation. Women perhaps need to be more discriminating when they chose who to mate with to produce offspring. (BBC News -- Health)
1967 Austin Healey leaves a grin on the face Apr 6, 2009
The exhaust is wonderfully throaty, with lots of audible and olfactory feedback from the engine bay and passing surroundings. Interior heat is considerable thanks to the exhaust passing directly under the driver, and the top is anything but weatherproof. (San Francisco Chronicle)
Taste, Odor Intervention Improves Cancer Therapy, According To Study Apr 3, 2009
"Oncologists who understand the types and causes of taste and olfactory abnormalities may be better prepared to discuss and empathize with these negative side effects," she and her colleagues concluded. And physicians could improve their relationships with their patients, sharing "possible mediation strategies," and directly affecting the recovery of patients. (Science Daily)
Loss of smell is nothing to sniff at Mar 30, 2009
A cold -- or more serious conditions like nasal polyps or chronic sinusitis -- can damage olfactory nerve cells, said Dr. Cowart ... According to one study, almost 25 percent of the population over age 50 had impaired olfactory perception, said Dr. Cowart. (Pittsburgh Post-Gazette, PA)
