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Class in Biological News

U of Minnesota study finds high school teachers influence student views of evolution & creationism

... from both groups said their high school biology class included evolution and not creationism. Only 1 to ... of non-majors said their high school biology class covered both evolution and creationism. Students whose high school biology class included creationism (with or without evolution) ...

Genetic switch potential key to new class of antibiotics

... in an important step toward the design of a new class of antibiotics, according to an accelerated ... partner, promises to inform the design of a new class of antibiotics. The current study clarified for ... preQ1 riboswitch aptamers. The design of a new class of antibiotics will be based on the specific base ...

Heinz Maier-Leibnitz Prizes 2009: Six young researchers recognized for outstanding achievements

... a lasting impact and major contribution. The KPZ class includes very important and interesting growth ... percolation models and the Eden cluster. The KPZ class is also closely related to the theory of random ... behaviour for important processes in the KPZ class and studied the space-time correlation, thus ...

MIT student develops new innovations to selectively kill cancer cells

... two inventions in nanomedicine: a new class of cancer therapeutics and a new paradigm for ... an elusive goal. Chemotherapies, a common class of cancer treatments, are intended to kill the ... a low-cost method for hemorrhage detection; a new class of 'self-assembling' lipid-like peptides with ...

At WPI, some students are learning it's OK to peek

... when peeking at another student's work during class was a problem. Then again, there was a time when ... can view at their convenience to help prepare for class or to use as a resource in the lab. During a ... lab group, on a projection screen for the whole class to see. "The students like to see how they are ...

Scientists uncover new class of non-protein coding genes in mammals with key functions

... Deaconess Medical Center has uncovered a vast new class of previously unrecognized mammalian genes that ... the journal Nature , demonstrate that this novel class of "large intervening non-coding RNAs" or ... it is astounding to realize that there is a huge class of RNA-based genes that we have almost entirely ...

Study: Excessive use of antiviral drugs could aid deadly flu

... and when the virus developed resistance to a class of antiviral drugs called adamantanes and how far ... of all of the samples were resistant to that class of drugs. Different classes of antivirals target ... the virus's ability to resist the oseltamivir class of drugs to which Tamiflu belongs. These drugs ...

Describing soils: Calibration tool for teaching soil rupture resistance

... and from studies that developed quantitative class limits. The lower portion of the rupture ... in the instruction of rupture resistance in the class room. Seybold has discovered that, in soil ... the finger-force range for rupture resistance class placement for the last two decades. The ...

Corn researchers discover novel gene shut-off mechanisms

... gene, the plants were unable to produce a major class of small RNAs, which act to stabilize and protect ... small RNA that is usually "masked" by the major class of small RNAs produced by RDR2. Independently ... not been observed before in this plant--an odd class of small RNAs," Meyers said. "I think it's pretty ...

Groundbreaking discovery may lead to stronger antibiotics

... provides a starting point for a completely novel class of antibiotics, acting via a different ... have cracked the code required to solve a certain class of membrane protein structure by using nuclear ... could give us the roadmap to an entirely new class of antibiotics." ...

New book tutors future presidents and public on science behind the headlines

... Aug. 4, is an outgrowth of a popular UC Berkeley class by the same name taught by Muller since 2000 that ... UC Berkeley's student newspaper, Muller's class was voted "Best of Berkeley." Muller has received ... thanking him for the Webcasts. Despite a class enrollment of 500 students per semester - the ...

A viral cloaking device

... lab has been dedicated to understanding class 1 major histocompatibility complex (MHC) proteins ... its treacherous evolutionary path, HCMV stole a class 1 MHC molecule from its host and modified it for ... UL18 looks almost exactly the same as a true class 1 MHC. The same immune cells that search for ...

Do birds have a good sense of smell?

... of the chicken genome three years ago a new class of OR genes was found. Now Silke Steiger and her colleagues have shown that this class of genes seems to be a shared feature of all ... or reptiles. The specific function of this class of bird-specific OR genes remains unknown. ...

Persistent man-made chemical pollutants found in deep-sea octopods and squids

... contaminants in nine species of cephalopods, a class of organisms that includes octopods, squids, ... are important to the diet of cetaceans, a class of marine mammals which includes whales, dolphins ... to control diseases like malaria. PCBs are a class of human-produced compounds used to insulate ...

Compound has potential for new class of AIDS drugs

... patients, which could eventually lead to a new class of AIDS drugs. Researchers at the University ... inhibits the protease. In addition to a new class of drugs, the compound is key because smaller ... and are absorbed much more easily. "This new class of smaller molecules could have better drug ...

Scientists discover small RNAs that regulate gene expression and protect the genome

... knowledge of small RNAs, identifying a brand new class and clarifying how a known class acts to regulate gene activity. It turns out ... some snippets are chosen as regulators. A New class of RNA Previously, researchers had recognized ...

Impacts of fossil fuels on fish and people

... threat to human health from a ubiquitous class of air pollutants. Incardona of the National ... as carcinogenic more than a century ago, but a class of PAHs with a different structure was ruled out ... ignored. What Incardona learned was that this class of PAHs, also found in oil, is toxic to the ...

Sidestepping cancer's chaperone

... for the design and production of a novel class of anticancer agents aimed squarely at that ... While previous research has demonstrated that a class of proteins known as molecular chaperones promote ... opens the door to the design of a completely new class of anticancer agents, Altieri explained. It ...

Parasites ready to jump

... if they have not integrated into the genome. Small molecules of RNA (a class of nucleic acid closely related to the genetic material DNA) play the ... that perform this function were discovered in the fruitfly. A similar class of molecules has been found in mice. By means of a process called RNA ...

Common allergy drug reduces obesity and diabetes in mice

... at Harvard Medical School and Joslin Diabetes Center discovered that a class of immune system cells called regulatory T cells, or Tregs, were abundant ... mice. Their numbers were inversely correlated with the numbers of a class of inflammatory immune cells, macrophages, in a sense creating parallel ...

Newly discovered gene fusion may lead to improved prostate cancer diagnosis

... only seen in 5 percent of prostate cancers, is the only one of this fusion class that is predicted to produce a protein. This fusion protein may be a ... team used state-of-the-art gene sequencing tools to discover the new class of gene fusion. Using pair-end digital sequencing of messenger RNA -- the ...

Munich researchers discover new target for tailored antibiotics

... and malaria pathogens -- and that may provide a promising target for a new class of antibiotics. The researchers present their results in the chemistry ... all life forms synthesize essential natural substances belonging to the class of terpenes and steroids from the small isoprene building blocks ...

New theory gives more precise estimates of large-scale biodiversity

... relationship showed that the curve has to be tweaked for every class of organisms and habitat studied. Harte and colleagues Adam Smith of UC ... sampling along different parts of the curve depending on the habitat or class of organisms." Harte, Smith and Storch tested their theory with data ...

'Shock and kill' research gives new hope for HIV-1 eradication

... be achieved using inhibitors of histone deacetylases (HDACs), which are a class of enzymes that maintain HIV latency. However, their effects on HIV are ... limited number of cellular pathways. Moreover, at non-toxic quantities, class I HDAC inhibitors were able to induce the 'awakening' of a portion of ...

Simple drug treatment may prevent nicotine-induced SIDS: Study

... A new study has identified a specific class of pharmaceutical drugs that could be effective in treating babies ... to hypoxia stimulate the cell to release catecholamines. A secondary class of proteins then acts as a 'brake', ensuring the cells do not over excite ...

Two Central High (Philadelphia) grads honored by AIBS

... to Joseph Felsenstein, Ph.D. Felsenstein is a graduate of the 213th class of Philadelphia's historic and prestigious Central High School. ... since 1979. Gross graduated from Central High with the 228th graduating class in 1969. Gross then earned his undergraduate degree in Mathematics at ...

'Disordered' amino acids may really be there to provide wiggle room for signaling protein

... that form the cell's cytoskeleton. NHERF1 is representative of a large class of proteins with an array of biological roles, including signaling ... domains, but assumes a helical structure, which is highly unusual for this class of proteins. As is typical for human proteins, over one third of the ...

UAB professor receives HudsonAlpha Innovation Prize

... sclerosis. "Our studies have contributed to the identification of a new class of T cells, called Th17 cells, which are now recognized as important ... of autoimmune diseases," said Weaver. "By understanding how this class of T cells develops and functions in normal and abnormal immunity, we hope ...

MIT: Making waves in the brain

... per second. "These oscillations are thought to be controlled by a specific class of inhibitory cells known as fast-spiking interneurons," says Jessica ... interneurons were activated at low frequencies, or when a different class of neurons was activated. The authors further showed that these brain ...

NIH funds development of resistance-breaking insecticides to reduce malaria transmission

... and Infectious Diseases (NIAID) to continue their promising work on a new class of resistance-breaking insecticides to reduce malaria transmission. At ... in the College of Science at Virginia Tech, is striving to develop a new class of insecticides that will be safe for use on nets and effective against ...

Alzheimer's disease therapeutic prevents long-term damage from TBI in pre-clinical studies

... WASHINGTON, D.C. A class of Alzheimer's disease drugs currently studied in clinical trials appears ... of Nature Medicine . They say the results suggest that this class of drugs could potentially do something no other drug has been able to ...

Low levels of vitamin B12 may increase risk for neural tube defects

... from absorbing sufficient amounts of B12. Neural tube defects are a class of birth defects affecting the brain and spinal cord. One type, spina ... before they become pregnant may further reduce the occurrence of this class of birth defects," Dr. Mills said. ...

Houseplants increase quality of life for retirement community residents

... participation by 18 residents in a weekly, 2-hour interactive horticulture class taught by a social horticulturist and a sociologist. The residents were ... Future research will assess longer-term impacts as students from this class transition into the core group for ongoing development of an outdoor ...

QSGI Integrates Fujitsu Mag EraSURE Data Degausser into its Suite of Information Technology Security Services

... maximize the clients' return on their IT investment. For enterprise class hardware in the data center, QSGI offers hardware maintenance services, ... acquisition of Contemporary Computer Services, Inc. (CCSI), an enterprise class IT services provider with an extensive list of corporate, educational, and ...

Darwin's seminal impact on biology, anthropology, philosophy and psychology

... now, there is a greater chance that Darwin will be taught in a philosophy class than Immanuel Kant. He produced a shock wave that transformed every aspect ... greater than the Copernican revolution," says Bouchard who teaches a class on the impact of the theory of evolution on philosophical thought. ...

While focusing on heart disease, researchers discover new tactic against fatal muscular dystrophy

... at Columbia University Medical Center have discovered that a new class of experimental drugs for heart failure may also help treat the fatal ... fibers. Andrew Marks, M.D., the study's leader, hypothesized that a new class of experimental drugs developed at CUMC which he had designed to plug the ...

Phytoplankton cell membranes challenge fundamentals of biochemistry

... no nutrients at all." Van Mooy found that cyanobacteria aren't the only class of plankton building phosphate-free cell membrane lipids. When he and his ... eukaryotic phytoplankton in the Sargasso Sea they found "this whole other class of substitute lipids, which were betaine molecules. We are the first ...

In India: A search for more effective tuberculosis drugs

... acidsinto long chains. In 2004, Gokhale and his colleagues found a new class of enzymes that are critical for an early phase of the lipid-building ... acyl-AMP ligases (FAALs), these enzymes tweak fatty acids so that a second class of enzymes can string them together like bulbs on a strand of Christmas ...

CSHL scientists find a new class of small RNAs and define its function

... Spring Harbor Laboratory (CSHL) announced today the discovery of a new class of small RNAs. At the same time, they reported that their discovery ... transcripts. The function of non-PASRs is unclear at the moment. This class of RNAs "could possibly participate more globally in a bookkeeping or ...

American Chemical Society's Weekly PressPac -- Jan. 7, 2009

... effects in relieving pain and inflammation, may be the first in a new class of bioregulators, according to a study in the December 24, 2008 issue of ... to become increasingly recognized as an animal bioregulator, perhaps in a class of its own." JS ARTICLE #4 FOR IMMEDIATE RELEASE "Salicylic Acid sans ...
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