Tag: "facts" at biology news

Study suggests some drug resistance to influenza B medications

...biological fitness, and transmissibility. But some facts are strikingly clear. Influenza B mutants with reduced sensitivity to neuraminidase inhibitors are circulating, and these viruses can cause infections with no difference in duration of symptoms, level of viral shedding, or clinical outcome. Contrary ...

Cancer-killing invention also harvests stem cells

... tumor. This is how cancer spreads. He put these facts together with one more, very important fact: the selectins grab onto a specific carbohydrate on the surfaces of white blood cells, stem cells, and cancer cells. Associate Professor King decided to capture stem and cancer cells before the selectins ...

Cartilage discovery offers arthritis hope

...inning, at least establishes some basic scientific facts that could prove useful in future studies on osteoarthritis and related conditions." The next stage of the team's work will be to determine the structure of the thicker fibrils and examine how collagen cells manage to produce these relatively large...

Penn study on lung-infecting bacterial enzyme suggests new approach to cystic fibrosis treatment

...r inflammation and cell death. Together, these facts compellingly suggest that SMase plays a critical role in the heretofore mysterious pathogenesis of lung injury in CF patients. They also present a new paradigm for treating CF. Specific inhibitors against the enzyme, in conjunction with current antib...

Good times ahead for dinosaur hunters, according to U of Penn scientist's dinosaur census

... "My intention is to fuel the discussion using the facts at hand, and this is the best estimate we can make with the data available." ...

LSD treatment for alcoholism gets new look

...Dr. Erika Dyck has been unearthing some intriguing facts related to a group of pioneering psychiatrists who worked in Saskatchewan, Canada in the '50s and '60s. Among other things, the University of Alberta history of medicine professor has found records of the psychiatrists' research that indicate a sin...

Male chimpanzees prefer mating with old females

...human males for young females as mates include the facts that humans tend to form long-term mating partnerships, and that female fertility is limited by menopause and, therefore, age. The converse of such an explanation suggests that species that appear to lack long-term pair bonding and menopause (such as...

Living laboratory found on shoreline statues

..., Dr Leonie Robinson, commented: "Although the key facts about barnacle colonisation are well known, it is ...hat such a unique opportunity arises to assess all facts together in such a well designed ecological experiment. "Creatures like barnacles and mussels pr...

Fire ants: Their true story told by the scientist who loves them

...ave done a lot of disturbing," he said. Other fun facts center on the familiar dirt mound around which smart humans cut a wide swath; it's actually a solarium that collects heat to warm its residents. The tunnels below it hold anywhere from a few dozen to several hundred thousand of the highly territorial...

Five surprising facts about starvation that could change the international agenda

...ience and Policy at Tufts University, discuss five facts about world hunger, children and wasting, a condit...t of the data, the authors present five surprising facts about severe children malnutrition and argue that such conditions must be resolved in non-emergency ...

Teens unaware of sexually transmitted diseases until they catch one, Carnegie Mellon study finds

...ion of HIV/AIDS, the teens did not know many basic facts about STDs. While it is important for teens to learn about HIV/AIDS, they are far more likely to contract other STDs, according to Downs. "Our schools have decided to focus on AIDS, and that has come at a cost. Teens just aren't being taught about t...

The diversity of marine life in the Gulf of Maine region is much greater than previously thought

...a census in a large marine ecosystem. Interesting facts derived from the Gulf of Maine Register of Marine Species Marine species in the Gulf of Maine range from miniscule, like the diatoms, to gigantic, the largest being the blue whale. The smallest species, like the phytoplanktonic diatoms and dinoflag...

Molecular mechanism may explain how fevers spark seizures

It's one of those unavoidable facts of life -- kids get sick and have fevers. Usually, those elevated internal temperatures cause only temporary discomfort, but in some small children they spark convulsions called "febrile seizures." These convulsions are "scary and very upsetting to...

Mining for gems in the fungal genome

...lusters easy to spot. Keller capitalized on these facts to find actively-produced secondary metabolites. In one experiment, Jin Woo Bok, a research scientist in Keller's lab and co-author on the paper, deleted the LaeA gene in Aspergillus nidulans. Using a device called a microarray, the research team...

Microbiology text tells stories, offers online resources

...as been to emphasize concepts, not facts, although facts have a tendency to creep in," says Moselio Schaechter of San Diego State University who co-authored the text with John Ingraham of the University of California, Davis, and Federick Neidhardt of the University of Michigan. "We like to tell stories ab...

Study provides insight into cellular defenses against genetic mutation

...vious studies in the Maquat lab revealed two vital facts about cap-binding proteins. First, any mRNA with a CBP80 attached to its 5-prime cap can be translated by ribosomes. Secondly, mRNAs linked to CBP80 are targeted for NMD when a ribosome finds an early stop codon. Most recently, the Nature paper dem...

Lance Armstrong through a physiological lens: hard training boosts muscle power 8%

... uncover some incredibly important, indeed amazing facts about what training and dedication can accomplish. What Edward F. Coyle of the University of Texas-Austin found out about Lance Armstrong was that from 1992-1999, the year of his first of now six consecutive Tour de France wins, "the characteristic ...

Stem Cells to Solve the Blood Shortage Problem?

...rch-driven management (management that is based on facts from scientific research). The team emphasizes that an early-warning system for mangrove degradation should be seen as being as important for future protection as are early-warning systems for tsunami arrivals; the authors contend that if put in plac...

Could better mangrove habitats have spared lives in the 2004 tsunami?

...rch-driven management (management that is based on facts from scientific research). The team emphasizes that an early-warning system for mangrove degradation should be seen as being as important for future protection as are early-warning systems for tsunami arrivals; the authors contend that if put in plac...

Ariadne Genomics Announces the Release of PathwayStudio?Central, Client-Server Software for Biological Pathway Analysis

...00+ physical protein-protein interactions, 46,000+ facts of gene expression regulation, and about 160,000 links between 1779 human diseases and individual proteins. ResNet was compiled with MedScan?unique Natural Language Processing (NLP)-based tool. MedScan?leverages hand-crafted dictionaries of protein ...

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