Are IVF embryos starved of a vital ingredient?
...owth factors in the fluid in which IVF embryos are grown could have lifelong effects on people conceived th...ly and flushed from the mother's body; IVF embryos grown in a normal culture medium; and IVF embryos grown in a medium containing a growth factor called GMCS...Scientists rid stem cell culture of key animal cells
...as that "the cells looked perfect." Xu says he has grown the resulting stem cells in the desired undifferentiated state for almost a year. Although the new work "dramatically reduces the possibility of contamination" from animal pathogens, Xu warns that the continued use of serum replacement and Matrigel m...Urgent measures needed to retain our lead in pharmaceuticals
...orming bioscience clusters, the best of which have grown exponentially. They bench-mark each other, identifying competitive and constructed advantages, niches and other forms of specialisation. Research into cluster formation carried out by another speaker, Prof. Maryann Feldman, University of Toronto, sho...One year after groundbreaking, desert research center takes shape on the Israeli-Jordanian border
...e. Most of the vegetables exported from Israel are grown in the region. Security in the area is relatively light. In fact, a number of Israelis operate farms in Jordan and routinely cross the border at a special security point near Hatzevah. The scientific team used the same border crossing en route to co...Incubator company at NJIT develops lifesaving MRI coil for small animals
...rove, said DeVries. The market for MRI coils has grown to about $300 million annually in total worldwide ...his field," added DeVries. "MRI patient scans have grown at the rate of 15 to 20 percent annually over the past five years, with more than 65 million patient...Could microbes solve Russia's chemical weapons conundrum?
...rivative decreased significantly when P putida was grown in the presence of these carbon sources. By the time the bacteria had stopped growing, the concentration of the PHT derivatives had de-creased by 50-55 percent. When further MEA and EG were added, the overall PHT decrease was 83 percent. In the abse...Survivors to revisit the polio scare
...he lab. In the late 1940s, the virus could only be grown in nerve tissue, which is difficult to maintain, o... Until the late 1940s, polioviruses could only be grown in nerve tissue, which is difficult to maintain, or in live monkeys. Researchers would have to infec...Defenseless plants arm themselves with metals
...pathogens than similar plants growing nearby. When grown in the absence of metal, however, these plants are...ungal infection rates in both types of plants when grown with or without exposure to the metal nickel. They found significantly higher levels of salicylic ac......ting and express cardiac markers, whether they are grown in a test tube or have migrated to injured hearts in study mice. The authors can't say why skeletal muscle would harbor cardiac stem cells, but for now, the Spoc cells provide a valuable tool for studying heart cell differentiation. And with time, t...New drug shows promise as powerful anticancer agent
...ng liver, breast, and pancreatic cancers that were grown in mice. ON01910 was also highly effective and, in many cases, strongly synergistic when tested in combination with other chemotherapeutic agents. Studies examining normal human cells show that, in contrast to tumor cells, they are not influenced by ...Researchers rein in regulatory RNAs
...r of SATs identified in the past several years has grown substantially, and they are now believed to comprise at least 8% of human genes. Many SAT pairs have been implicated in various stages of gene regulation, including transcription, mRNA processing, splicing, stability, transport, and translation. Va...Understanding biological foundation of human behavior critical to improving laws
... neuroscience and cognitive psychology, which have grown exponentially in recent years and have shed brand new light on how the human brain is structured and how it influences behavior. One reason for this imbalance, Jones believes, is a false public assumption that acknowledging biological causes of behav...Researchers devise way to mass-produce embryonic stem cells
...period, cell density the number of cells that had grown in the bioreactor was anywhere from 10- to 100-fo...ls in a flask vs. the bioreactor is that the cells grown in the bioreactor could grow in three dimensions, while cells growing on a flat surface the bottom ...Harnessing microbes, one by one, to build a better nanoworld
...hought of as nature's nanowires that can be easily grown and manipulated." In the series of experiments underpinning the new Wisconsin work, the group showed that it is possible to capture cells along an electrode and then direct them down a narrow channel that acts as a conveyor. Small gaps in the electri...Highlights of chemical society national meeting in San Diego, March 13-17
...rizona researchers. Conventionally and organically grown lettuce and other leafy vegetable samples were collected from fields and farmers markets in California, New Mexico, Colorado, Michigan, Ohio, New York, Quebec and New Jersey. Most samples were collected from areas with no known contamination from mun...A regulatory network analysis of phenotypic plasticity in yeast
... change. For example, genetically identical plants grown in sun versus shade will soon look very different from one another. It turns out that some species are more plastic than others. Until now, we have not been able to determine what kinds of genes determine whether or not an organism displays phenotypi...Tiny scaffolding allows stem cells to become working fat cells
...o in the body. While other studies have previously grown fat cells, or adipocytes, in the laboratory, those.... "Small, three-dimensional cell colonies could be grown on multi-well assay plates and be used to test dozens of compounds at the same time," he explained. ...Highly adaptable genome in gut bacterium key to intestinal health
...,779 genes were highly active compared to B. theta grown in a simple-sugar soup. The predominant group of high-activity genes were involved in the acquisition and digestion of carbohydrates. "In mice fed complex carbohydrates, we found that the microbes attached to small food particles in the intestine," ...UCSD researchers maintain stem cells without contaminated animal feeder layers
...ly, stem cell lines derived from human embryos are grown and nourished in petri dish material called feeder...Varki, M.D. showed that human embryonic stem cells grown in this animal-derived tissue become contaminated with a non-human molecule called Neu5Gc. If these...Prominent North Shore-LIJ physician-researcher brings science to the masses with new book
...r. While scientific knowledge of severe sepsis has grown in recent years, public awareness remains low. In his new book Fatal Sequence: The Killer Within, Kevin J. Tracey, MD, unravels in terms accessible to the general public the mystery of this silent killer by telling the captivating story of a young pa...