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Tag: "front" at biology news

Flesh-eating bacteria escape body's safety net

...rophils, specialized white blood cells that play a front line role in human's immune defense against pathogenic microbes. Recent research by European investigators had shown that neutrophils are particularly effective defenders because they release "nets" composed of DNA and toxic compounds to entrap and ...

Marine mammals are on the frontline of failing ocean health

... humans swim and surf, this land-sea connection is front and center. Toxoplasma can also infect humans. It is the third most common cause of death due to food borne disease in the US: estimates indicate that up to 25% of the population may be infected with the parasite, but people rarely show symptoms ...

Duck-billed dino crests not linked to sense of smell

... region of the sense of smell was located right in front of the eyes ?and coincidentally, that's where it is in birds, crocodiles, mammals and basically all four-legged animals." Evans studied fossils from a group of herbivorous dinosaurs called lambeosaurs, which are often referred to as crested duck-bil...

'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...

Access to existing medical treatments could save more lives than spending to improve the treatments

...mple reminder systems such as post-it notes on the front of charts that would alert clinicians when patients need cholesterol-lowering therapy. "Society's huge investment in technological innovations that only modestly improve efficacy, by consuming resources needed for improved delivery of care, may cost...

New technique puts brain-imaging research on its head

...ments, leading to a significant deformation of the front of the brain. Bayly discussed the group's findings...ries, people often find the greatest injury in the front of the brain," Bayly said. "That has been a puzzle for a long time and there have been numerous dif...

Mapping alcohol brain damage

.... Chronic alcohol abuse kills brain cells in the front of the brain, which affect planning, and social interactions and inhibitions. The UQ team with collaborators from The University of Texas, want to find out what makes these cells so vulnerable. Professor Dodd said his team was analysing brain tis...

UCLA discovery will aid in treatment of patients with a deadly brain cancer

...oma, it's vital to be able to stratify patients up front so we can treat them with drugs that they are more likely to respond to," Mischel said. "This will help prevent patients from having therapies that are much more toxic and less beneficial. With the short survival times associated with glioblastoma, t...

'Creationism is not science' ?making the case for Darwin at UCL

...ant Lecture, "Darwin or Design? Reporting from the front lines of America's struggle over evolution", at the Grant Museum for Zoology at UCL (University College London) on 16th November. In his public lecture, Professor Ruse, Florida State University, will argue that Intelligent Design and creationism are...

Wild Gorillas Handy with a Stick

...a pool of water, “looking intently at the water in front of her.?Leah walked upright into the water, but st...en walked back into the water, grabbed a branch in front of her, detached it, and, grasping it firmly, repeatedly jabbed the water in front of her with the e...

Womb needed for proper brain development

...emature babies' brains showed some portions of the front part of the brain were significantly smaller than those of babies who were born at or near full-term. Dr. Witelson said the findings indicate further research is needed to try to understand what mechanisms in utero are missing after birth that are e...

University of Delaware researchers develop cancer 'nanobomb'

...iversity of Delaware researchers are opening a new front in the war on cancer, bringing to bear new nanotechnologies for cancer detection and treatment and introducing a unique nanobomb that can literally blow up breast cancer tumors. Balaji Panchapakesan, assistant professor of electrical and computer e...

Wright bros. upstaged! Dinos invented biplanes

... its rear limbs to form a wing directly behind the front wing. More likely, and more aerodynamically stable...have been a rear wing that was held lower than the front wing ? what from the side would look like a staggered biplane configuration, Chatterjee explains. ...

Researchers find gland that tells fruit flies when to stop growing

...ic gland, a major endocrine organ situated just in front of the brain, assesses the fly's size as it grows during the larval stage. The gland then sends hormonal signals when it senses the fly has reached a size appropriate to enter adulthood. The scientists found they could use the pathway that sends ins...

Scientists characterize proteome of human cornea

...he transparent, dome-shaped window that covers the front of the eye. Although it is clear and seems to lack substance, the cornea is actually a highly organized group of cells and proteins. Its functions include shielding the eye from germs, dust, UV light, and other harmful matter and acting as the eye's ...

UQ scientists break new ground in fight against infection & chronic disease

...ntific journal Science. It involves cells in the front line of defence against infection, called macrophages, releasing messengers to fight and kill disease-causing microbes. IMB researchers Professor Jennifer Stow, Dr Rachael Murray, Mr Jason Kay and Mr Daniele Sangermani discovered macrophages use a ...

Bronx Zoo bears are new Samsonite gorillas

...mber of human-bear encounters in the process. In front of a large gathering of lunchtime visitors, Bronx Zoo keepers threw a bear canister filled with apples into the popular Bear Den exhibit, home of the zoo's four adult grizzly bears. The bears attempted to open, claw, crush, and bite their way into th...

Biologist Discovers What May Be World’s ‘Pickiest?Mates

... Male fiddler crabs attract suitors by standing in front of their burrows and waving their enlarged claws a...d. “Crabs enter burrows sideways so have to fit in front to back and top to bottom.?/p> When a female has found a mate and burrow to her liking, typicall...

New research puts a fresh spin on current thinking of speech evolution in humans

...onnected with a region of the brain immediately in front of it that is involved in the retrieval of information from memory. "These connections suggest to us that Broca's area is in a unique position to use information shared from past experience and which is stored in memory for the service of communicat...

MWG Biotech expands siMAX?siRNA portfolio with new scales, lengths and design tools

...upa" for 12 hours. Then "the head pops out of the front end of the animal, and its legs and wings elongate," Thummel says. "Now it is a true pupa, which is an immature adult. It essentially is an adult," except its organs continue to form as it spends another 3.5 days inside its pupal case, which is like ...

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