Tag: "select" at biology news

Newly created cancer stem cells could aid breast cancer research

...rowing the cells in the two culture mediums, which select for different cells. Next, he transformed the two populations with the same tumor-initiating genes, injected them in mice and watched the result. The cells that were grown in the new culture medium were 10,000 times more potent as tumor initiators an...

Macho men are seen as bad choice for long-term love

...nted side by side. The participants were asked to select which face they thought was more of a particular trait and how much more so by clicking on a point of the scale. Traits selected for judgement were dominance, ambition, wealth, faithfulness, commitment, parenting, and warmth. The survey also found...

Satellite tracking will help answer questions about penguin travels

... During the week of Aug. 20, the scientists will select six adult male penguins from rehabilitation centers at San Clemente del Tuyu and Mar del Plata, coastal towns more than 500 miles north of Punta Tombo. Epoxy and special tape will be used to attach a transmitter to each bird before it is released int...

New databases put wings on search for bipolar risk genes

...search. The tool enables users to intelligently select the specific DNA signposts or markersthe single nucleotide polymorphisms, or SNPspresent in specific chromosome regions most likely to yield meaningful results. It also tells researchers if genes they want to study are represented on commercially-av...

Killing only a few animals won't do any harm -- or will it?

...ty is size-selective, van Kooten states. Fishermen select gear to catch large fish, while deer hunters prefer the tender meat of calves. Unexpected effects of mortality have been reported before, but this systematic study, to be published in The American Naturalist, unravels the mechanisms behind the effec...

Molecular detectors may refine cancer treatment

... to build a database that may one day help doctors select the best treatment strategies. We are linking the medical histories of patients to specific aptamer binding patterns, said Tan, who is also affiliated with the UF Genetics Institute. We should soon be able to say patients who belong to this specif...

A new method of adult stem cell growth efficacious in treatment of disorders of the cornea

... enabling a better cell identification in order to select the most suitable units for the treatment. This method permits finding out with precision the cell population that we are implanting in the eye and to verify, thereby, both the quality and quantity of the cells transplanted.Clnical application The ...

Gene identified for Crohn's disease in children

... classifying types by genetic profiles may help us select the most appropriate treatments for each patient. The study compared the genomes of 143 children with Crohns disease to genomes of 282 matched control subjects. The study team found that 64 percent of children with Crohns disease had a specific va...

Masquerading in murky waters

...who rely on the honesty of male sexual displays to select mates with superior parental qualities. ...

Monkeys don't go for easy pickings

...n an island in Venezuela, used memory to travel to select feeding resources during a period of fruit abundance. The study looked at the resources available to the sakis and compared the observed distances traveled with predicted distances, using a combination of statistical analyses and computer models. ...

Outwitting pesky parasites

...eeders rely on phenotypic evaluations of plants to select the plant with most desirable traits, this process...time and money. For example, if a breeder wants to select plants with resistance to root-knot nematode based upon a phenotypic evaluation alone, he or she mus...

Highlights from the July 2007 Journal of the American Dietetic Association

...s, with boys more than twice as likely as girls to select bigger portions. Significantly larger portions for meat and chips were selected by about 78 percent the children; for vegetables, 52 percent chose portion sizes smaller than or equal to dietary guidelines. The study found kids who ate at fast-food ...

The Cancer Genome Atlas awards funds for technology development

...oligonucleotide arrays in an innovative fashion to select genomic regions for DNA sequence analysis. Stanford University, Stanford, Calif; Ronald Davis, Ph.D.; $429,000. Development of Selectors for Cancer Mutation Analysis. This project will develop methods for high-throughput isolation of genomic reg...

MU maps course for improving pre-college science education

...I used a panel of lead scientists and educators to select grant recipients from 127 proposals representing 42 states. The MU program, Maps in Medicine, will use geospatial and biological imaging technologies in partnership with K-12 students and teachers in three Missouri school districts the ...

Antarctic icebergs -- Hotspots of ocean life

...nge. First the scientists used satellite images to select two icebergs to study in detail. Then they sailed aboard the Antarctic research vessel Laurence M. Gould to reach their targets in the remote Weddell Sea, an arm of the Southern Atlantic Ocean that cuts into the Antarctic continent southeast of Cape ...

Bee researcher at Arizona State University is 1 of 20 new Pew Scholars in the biomedical sciences

...s he never had any doubt that the Pew Trusts would select Amdam, and that the award has special significance...t marks our initiation as an institution into this select club. The fact that our faculty member was chosen also shows that ASU belongs in the club. Then, whe...

Ancient Etruscans were immigrants from Anatolia, or what is now Turkey

... In order to obtain a reliable result, we had to select the control population much more carefully that would normally be done, and we believe that this kind of careful selection would also help in studies of complex genetic diseases....

Mutating the entire genome

...es have carried pieces of loxP DNA. Then, they can select a mouse with loxP on both sides of the large piece of DNA they want to mutate and study. If the jumping gene carrying loxP hops into the middle of a gene, then the gene will be mutated. So while the method began as a way to delete large stretches ...

Daddies' girls choose men just like their fathers

...elationships with their fathers are more likely to select partners who resemble their dads research suggests.In contrast, the team of psychologists from Durham University and two Polish institutions revealed that women who have negative or less positive relationships were not attracted to men who looked lik...

Researchers examine carbon capture and storage to combat global warming

...00 years, she said. ''If you do it right, if you select the site correctly and monitor, it can be near per...bon dioxide underground. ''You need to carefully select places that won't leak, and do a good job of engineering the injection systems and paying attention ...

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(Date:10/30/2014)... German . ... to behave socially? This is one of the central ... studies assumed that it is almost impossible to control ... Planck Institute for Evolutionary Biology have now demonstrated that ... cooperative behaviour of others. However, the possibilities available to ...
(Date:10/30/2014)... have developed a suite of technologies that can be ... has applications in everything from search and rescue to ... a platform for computer-mediated communication between humans and dogs ... dogs, behavioral signals and sending them clear and unambiguous ... professor of computer science at NC State and co-lead ...
(Date:10/29/2014)... and gas production are well over recommended levels in ... journal Environmental Health . High levels of benzene, ... the first to be based on community sampling by ... used to supplement official air-quality monitoring programs. , Unconventional ... readily flow to the surface. This is because they ...
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