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Tag: "you" at biology news

DNA Molecules Used To Assemble Nanoparticles

...n a highly specific fashion. "With this approach, you can target a wide variety of molecules---drugs, co...forms of dendrimer clusters are in the works. "If you wanted to make a therapeutic that targeted five drugs to five different cells, it would be 25 synthe...

Bioartificial kidney under study at MCG

...re and a principal investigator on the study. "If you have renal failure in the ICU, your mortality is extremely high," Dr. Szerlip says. "Anywhere from 50 to 70 percent of those patients die and over the past 20 years, despite dialysis, that has not changed much." He hopes the new device, developed by...

Spleen may be source of versatile stem cells

...on thecorrect production of Hox11."We know that if you have a major loss of blood, the spleen is turnedon to supplement the bone marrow in replenishing your blood supply. Wemay find that the spleen kicks in to help with many more biologicalemergencies. What has been considered a practically unnecessary o...

University of Manchester makes made-to-measure skin and bones a reality using inkjet printers

...to create bone grafts."Using conventional methods, you are only able to grow tissues whichare a few milli..., which is fine for growing artificial skin,but if you wanted to grow cartilage, for instance, it would beimpossible," Professor Derby says.The key to the ...

Yellowstone microbes fueled by hydrogen, according to U. of Colorado study

...way on Earth, it's likely tohappen elsewhere. When you look up at the stars, there is a lot ofhydrogen in the universe."...

New, automated tool successfully classifies and relates proteins in unprecedented way

...n is critical to foil a disease like cancer, where you mightwant to identify and disable part of a tumor cell's machinery needed toprocess proteins for cancer growth."Our tool represents a step forward because it is based on standardizedfeatures and not on features chosen by the human eye, which isunreli...

Poor prenatal nutrition permanently damages function of insulin-producing cells in the pancreas

...nse to blood glucose. "The bottom line is that if you don't have delivery of enough nutrients from the mother to the baby, the baby's pancreatic cells will be programmed abnormally," said principal investigator Mary-Elizabeth Patti, M.D., Assistant Investigator in Joslin's Research Section on Cellular a...

Elusive HIV shape change revealed; Key clue to how virus infects cells

...ood crystals. "Without very well-ordered crystals you get a very blurry picture," explains Harrison. "It took a very long time, and lots of computational work, to get that picture to sharpen up enough to get an answer." One of the lab's first steps will be to determine which shape of gp120 ?bound to th...

Mouse brain cells rapidly recover after Alzheimer's plaques are cleared

...es of nerve cells developed bumps andswellings."If you look under the electron microscope at these swellings, they arefilled with abnormal amounts of different types of cellular parts knownas organelles," Holtzman explains. "Normally any given segment of anerve cell branch would have only very small amou...

Key molecule in plant photo-protection identified

...es of nerve cells developed bumps andswellings."If you look under the electron microscope at these swellings, they arefilled with abnormal amounts of different types of cellular parts knownas organelles," Holtzman explains. "Normally any given segment of anerve cell branch would have only very small amou...

Another Look Finds Promising Proteomics Test is Not Biologically Plausible

...lausible. “We view this as a cautionary tale. If you are not careful with this new technology, whose quirks we don’t fully understand, you can find results that may be due to something other than biology,?says the study’s lead author, Keit...

New species from old data

...lausible. “We view this as a cautionary tale. If you are not careful with this new technology, whose quirks we don’t fully understand, you can find results that may be due to something other than biology,?says the study’s lead author, Keit...

Cracking the olfactory code in bees

...lausible. “We view this as a cautionary tale. If you are not careful with this new technology, whose quirks we don’t fully understand, you can find results that may be due to something other than biology,?says the study’s lead author, Keit...

Signaling protein builds bigger, better bones in mice

...lausible. “We view this as a cautionary tale. If you are not careful with this new technology, whose quirks we don’t fully understand, you can find results that may be due to something other than biology,?says the study’s lead author, Keit...

The secret lives of whales

...pelagos?for the dispersal of deep-sea species. “If you calculate the abundance of whale falls on the sea ...ording and visual observation abilities. “Suddenly you realize that the whale’s sense of scale is ocean basin sized —one song note is 20 miles long and can...

New imaging method gives early indication if brain cancer therapy is effective, U-M study shows

...tant issue in terms of patient quality of life. Do you want to go through seven weeks of treatment only t...n the tumors. In the end, any change is good. When you think about it, if the treatment is not having an effect, the tumor will continue to grow without an...

Scientists collaborate to assess health of global environment

...all available information. Cause for concern "If you look at all the indicators of human well-being, globally averaged we're doing pretty well," Mooney said. "But in the last 50 years, we've changed the structure of the world's ecosystems at a faster rate than any time in history." The environmental d...

Needling Chromosomes Reveals Cell Division Secret

...st ofall the needles are invisible in the cell, so you have to continuallymove them back and forth to det... layer of oil covering the cell topreserve it."So, you also have to constantly adjust the focus to determine wherethe needle is coming down into the cell. ...

Weill Cornell Research Reveals Secrets Of Trafficking Within Cells

As you read this, cells in your eye are transmitting information to your brain, while cells in your heart and arteries work just as hard to keep that brain alive. Every one of these cells -- and others throughout the body -- depends on an internal process c...

Taking Aim With Nanoparticle PEBBLEs

... disease: cancer. And the pebbles are not the kind you hurl from slingshots; they're nanoscale polymer beads known as Photonic Explorers for Biomedical use with Biologically Localized Embedding (PEBBLEs). First developed as sensors to explore and monitor cellular processes, PEBBLEs now hold promise for ...

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