Tag: "front" at biology news

Relationship of brain and skull more than just packaging

...suture that runs down the center of the skull from front to back and unilateral coronal craniosynostosis, early closure of one side of the suture that runs across the top of the head from ear to ear. Children with craniosynostosis almost universally have surgery to reopen the sutures and allow normal g...

Cholesterol gets 'thumbs up' for role in digit development

...hog developed only a single digit " a thumb on the front paw (or a "big toe"on the back paw). The Sonic hedgehog protein is produced by a specialized group of cells located at the posterior part of the developing limb bud, which eventually develops into the pinkie finger or toe. At the site of its synthes...

Penn researchers discover gene for FOP, profound skeletal disorder

.... in garage next to the BRB II/III Building and in front of CRB for television vans.For map of area click on: http://pennhealth.com/hup/vi_files/hup_maps/upmc_map.html HOW: Come to the media briefing in Philadelphia, or call in to listen to the briefing and participate in the Q&A to follow. Call the follo...

'Banana-jawed' fossil mammal linked to rare sound-producing skill

...rchers then analyzed incisor teeth, located in the front of the jaw and used for biting. In modern hyraxes, males have larger incisors than females. Among the fossils analyzed, measurements showed that those with inflated jaws had larger incisors, DeBlieux said. This observation led the researchers to infe...

New findings help pinpoint autism's genetic roots

...ypothesis, the researchers deleted the gene in the front of the mouse brain and in areas of the hippocampus, a structure involved in memory and other functions. Mice, which are social animals, are a good model for studying the disease, Dr. Parada said. Their behavior can be studied when they are exposed to...

The higher the hierarchy, the greater the aggression

...he rates of aggression would be highest toward the front of the queue and that the aggression would increase as the time available to inherit the ability to breed ran out in seasonal animals. These predictions were tested on field colonies of the paper wasp Polistes dominulus by recording aggression betwee...

First high-flex knee replacement implant shaped specifically to fit woman's anatomy

...mplant, surgeons measure the end of the femur from front to back and from side to side. Women's knees typic... However, an implant that fits a woman's knee from front to back often will be too wide from side to side, leading to the implant overhanging the bone and po...

Pollutant haze heats the Arctic

...contributing factor." "The Arctic represents the front line of climate change and is projected to warm at a rate at least double that of the Earth as a whole," says University of Utah meteorology Chair Jim Steenburgh, who wasn't involved in the study. "Although the importance of greenhouse gas emissions ...

Biological motors sort molecules one by one on a chip

...by using this electrical force they could push the front of the microtubule into the determined direction. To demonstrate this, the researchers allowed a mixture of green and red fluorescent microtubules to arrive at a Y-junction. By changing the direction of the electrical force, depending on the color o...

Coral death results from bacteria fed by algae

...niversity. "Our study shows that bacteria are the front line that kill corals," Smith explained. "Algae release sugar, fueling bacterial growth on the corals. These bacteria suffocate the coral by cutting off the supply of oxygen. Once the corals die, this frees more space for more algae to grow. We think...

Male praying mantids prefer not to be victims of sexual cannibalism

...sier for her to attack the male with her predatory front legs," says Brown. Lelito and Brown thus varied female hunger and physical orientation in order to assess how male mantids respond to variation in the risk of cannibalism. They found that males responded to greater risk by slowing their approach, ...

Role of protein in immune response may aid HIV research

...-causing bacteria. These proteins appear to be the front line in defending the body from infection, mounting a defense long before the body's main immune system responds. The IU School of Medicine Northwest scientists report that various organs mount different defensive responses with PGLYRP when exposed...

ACS News Service Weekly PressPac -- August 9, 2006

...!" in flamingo pink letters three-feet high on the front lawn or the side of the house. Then imagine washing them away easily when the party is over. D. Tyler McQuade and Muris Kobaslija report development of a new family of removable colored coatings that could make such temporary messages feasible. In ...

Social imitation in neonatal monkeys

...ree, seven, and 14 days old). Infants were held in front of a researcher who began with a passive expression (the baseline condition) and then made one of several gestures, including tongue protrusion, mouth opening, lip smacking, and hand opening. Day-old infants rarely displayed mouth opening behavior,...

Road-crossing in chimpanzees: A risky business

...ugh adaptive spatial patterning, moving toward the front of the group when traveling toward potentially unsafe areas, such as waterholes, and bringing up the rear when retreating, but comparable data on great-ape progression orders have been lacking. Crossing of man-made roads, sometimes necessitated by in...

HHMI hosts international scientists at Janelia Farm Research Campus

...body and reappear, more virulent than ever. On the front lines of the recent outbreak of drug-resistant TB in South Africa, she will report on her research into the molecular mechanisms that TB bacteria use to remain dormant in the body and then reactivate. Karel Svoboda, a group leader at Janelia Far...

Research aims for more efficiency in harvest and handling

...n combine with a modified header - the part at the front end that cuts and gathers the crop. "If we can let farmer continue to use the machine for harvesting wheat and oats and soybeans, they can dilute the cost of that machine across many operations and crops," Shinners adds. "It will make the cost of h...

New drug blocks influenza, including bird flu virus

MADISON -- Opening a new front in the war against flu, researchers at the University of Wisconsin-Madison have reported the discovery of a novel compound that confers broad protection against influenza viruses, including deadly avian influenza. The new work, reported online this ...

Vegetables, like people, urged to live up to potential

...d people tend to respond more to the challenges in front of them," he added. "In this case, when you stress plants, you actually trigger this genetic response, and the plant will synthesize chemical compounds. You end up with a carrot that is healthier than the original carrot in a short period of time wit...

Of I robots go solar; new system could drastically reduce herbicide use

... weed is identified, a robotic arm attached to the front of the machine engages a device the researcher calls "a custom-designed end effector." There are two layers to the device, according to Tian. One layer cuts the weed, while the second layer applies herbicide to the cut weed. "This type of applica...

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(Date:5/22/2013)... 3 fatty acids in fish oil have long been ... the American Heart Association currently recommends eating at least ... rich in omega 3s. However, the mechanism behind this ... study, scientists led by Jason R. Carter of Michigan ... evidence that fish oil might specifically counteract the detrimental ...
(Date:5/22/2013)... changes in cellular DNA can endanger the whole organism, ... Researchers at Ludwig-Maximilians-Universitaet (LMU) in Munich now report how ... double helix. , The DNA in our cells controls ... our bodies. The instructions for this are encoded in ... DNA, the bases adenine (A), cytosine (C), guanine (G) ...
(Date:5/22/2013)... 2013 Early screening for prostate cancer could become ... for women, thanks to UC Irvine research published today ... . , After more than a decade of work, ... identify clinically usable markers for prostate cancer in urine, ... with greater accuracy and at dramatically lower cost. The ...
Breaking Biology News(10 mins):Fish oil may help the heart beat mental stress 2DNA damage: The dark side of respiration 2UCI chemists devise inexpensive, accurate way to detect prostate cancer 2UCI chemists devise inexpensive, accurate way to detect prostate cancer 3
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