fate in Biological News

Public lecture at UC Riverside to discuss origin and fate of universe

RIVERSIDE, Calif. Current findings on how the universe began and evolved will be discussed in a free public lecture at UC Riverside. Bahram Mobasher , a professor in UCR's Department of Physics and Astronomy , will present results from the search for the first generation of stars and galax...

UCSB scientists document fate of huge oil slicks from seeps at coal oil point

(Santa Barbara, Calif.) Twenty years ago, the oil tanker Exxon Valdez was exiting Alaska's Prince William Sound when it struck a reef in the middle of the night. What happened next is considered one of the nation's worst environmental disasters: 10.8 million gallons of crude oil spilled into the...

Study reveals how viruses collectively decide the fate of a bacterial cell

A new study suggests that bacteria-infecting viruses called phages can make collective decisions about whether to kill host cells immediately after infection or enter a latent state to remain within the host cell. The research, published in the September 15 issue of the Biophysical Journal, ...

Scientists 'paint' viruses to track their fate in the body

Bethesda, MDBiologists from Austria and Singapore developed a technique that adds a new twist on the relationship between biology and art. In an article recently published online in The FASEB Journal ( http://www.fasebj.org ) and scheduled for the August 2008 print issue, these researchers describ...

New study links fate of personal care products to environmental pollution and human health concerns

Parental concerns in maintaining germ-free homes for their children have led to an ever-increasing demand and the rapid adoption of anti-bacterial soaps and cleaning agents. But the active ingredients of those antiseptic soaps now have come under scrutiny by the EPA and FDA, due to both environmen...

Controlling embryonic fate by association

Association determines fate in embryonic stem cells, said Baylor College of Medicine researchers in a report that appears in the current issue of the journal Nature Cell Biology. These findings provide models of how the embryonic stem cell is maintained in its flexible state, said Dr. Zhou Song...

Environmental fate of nanoparticles depends on properties of water carrying them

The fate of carbon-based nanoparticles spilled into groundwater and the ability of municipal filtration systems to remove the nanoparticles from drinking water depend on subtle differences in the solution properties of the water carrying the particles, a new study has found. In slightly sal...

Quantum weirdness, parallel worlds, dinosaur poop, and the ultimate fate of the universe...

College Park, MD, February 11, 2008 -- The American Institute of Physics (AIP) announced the winners of its 2007 Science Writing Awards today. The winners -- a scientist, a journalist, a children's book author, and three radio broadcasters -- will receive a prize of $3,000, an engraved Windsor cha...

New insights into the fate of antiparasitics in manure and manured soils

In recent years, there has been growing interest in the question, if the entry of veterinary medicinal products (VMP) into soils via manure application is of environmental relevance. In a recent study, published in the November issue of the journal CLEAN, Kreuzig and co-workers now focused on the ...

Xie Lab uncovers molecular machinery related to stem cell fate

The Stowers Institute's Xie Lab has revealed how the BAM protein affects germline stem cell differentiation and how it is involved in regulating the quality of stem cells through intercellular competition. The work was published today by PNAS Early Edition. Maintaining the proper balance betw...

Fungi have a hand in depleted uranium's environmental fate

Fungi may have an important role to play in the fate of potentially dangerous depleted uranium left in the environment after recent war campaigns, according to a new report in the May 6th issue of Current Biology, a publication of Cell Press. The researchers found evidence that fungi can lock ...

Master regulatory gene found that guides fate of blood-producing stem cells

Researchers from the University of Pennsylvania School of Medicine found that a protein called NF-Ya activates several genes known to regulate the development of hematopoietic stem cells (HSC), or blood-producing stem cells, in bone marrow. Knowing the details of this pathway may one day lead to ne...

Analysis of flower genes reveals the fate of an ancient gene duplication

In a step that advances our ability to discern the ancient evolutionary relationships between different genes and their biological functions, researchers have provided insight into the present-day outcome of a single gene duplication that occurred over a hundred million years ago in an ancestor of ...

Fat's fate depends on its source

A healthy metabolism requires a healthy dose of fat, suggests a new study published in the May issue of Cell Metabolism. Fats taken in directly from the diet or generated from sugars spark a cascade of gene activity in the liver necessary for healthy blood levels of sugar, cholesterol, and other fa...

Determining The Fate Of Cells In The Human Body

A study in the April issue (currently available online) of Nature Genetics establishes a model that may take scientists closer to understanding how cells in the human body determine their own fate. Researchers, led by Anthony Firulli, Ph.D., associate professor of pediatrics and of medical and mo...

Protecting cells from their neighbors

... Almost all organisms evolve from a single cell, a fertilised egg. In the first hours after fertilisation, the fate of its future development is determined. It is dictated by the separation of cells that will become sperm and ovules - germ cells-, from the remaining...

Noise pollution negatively affects woodland bird communities, says CU-Boulder study

...rado at Boulder study shows the strongest evidence yet that noise pollution negatively influences bird populations, findings with implications for the fate of ecological communities situated amid growing urban clamor. The study also is the first to indicate that at least a few bird species opt for nois...

LincRNAs serve as genetic air-traffic controllers

...Professor of Pathology at BIDMC and Associate Member of the Broad Institute. "It has long been a mystery as to how widely expressed proteins shape the fate of cells. How does the same protein know to regulate one genomic location in a brain cell and regulate a different genomic region in a liver cell? Ou...

The faster they come

...to slip naturally into their dominant role whereas others resign themselves to play the part of lowly subordinates. But why do the latter embrace this fate so readily instead of putting up a fight? A research team from the University of Sydney is trying to find the answer to this question by studying the ...

Coral face 'a stormy future'

...al reefs face increased disruption to their ability to breed and recover from damage. That's one of the findings from a new scientific study of the fate of corals in the wake of large climate-driven bleaching and storm events. "We have found clear evidence that coral recruitment the regrowth of you...

Policy transparency key to saving world's fisheries

...that out of several attributes analysed, the transparency with which scientific recommendations are turned into policy plays the strongest role in the fate of fisheries sustainability. "Policy-making is at the centre of the entire process of fisheries management," explains co-author Marta Coll, at the ...

Fate in fly sensory organ precursor cells could explain human immune disorder

...une 21, 2009) Notch signaling helps determine the fate of a number of different cell types in a variety o...genitor cell uses the Notch pathway to specify the fate of two daughter cells called pIIa and pIIb, which ...er. When a cluster of neurons is observed, cell fate determination has gone wrong as too many cells of ...

Study of agricultural watersheds and carbon losses

...ce in the eastern corn belt, where up to 80% of the land in agricultural watersheds are tile drained." Further research is required to evaluate the fate of tile drainageexported DOC once it enters the surface water system. The effect of manure management on the availability of DOC leached into subsurfa...

New piece found in the puzzle of epigenetics

...of an organism are not regulated solely by the DNA sequence of its genes: Superordinate regulatory mechanisms exist that contribute to determining the fate of genes. Although they are not anchored in the DNA, they can even be passed on to subsequent generations to a certain extent. Intensive research in r...

Shatter-resistant brassicas

...requires specific hormones to accumulate in specific regions. This is the first time that removal of a hormone has been found to be important for cell fate and growth. Oilseed rape is grown for its tiny black oil-containing seeds, prized for cooking oil and margarines low in saturated fat, and increasi...

Why the thumb of the right hand is on the left hand side

... This press release is available in German . It is the concentration of a few signaling molecules that determines the fate of individual cells during the early development of organisms. In the renowned journal Current Biology , a team of molecular biologists led by Pia Aa...

New method developed by UC San Diego bioengineers gives regenerative medicine a boost

...d regenerative medicine," Zhang said. "The surprising finding is that all current similar methods seem to be over re programming so they push the cell fate too far. Once we turn the clock back we want to turn it forward again to a certain tissue type to fixed damage tissues in patients. You want to turn ...

New link in liver cancer

...mage can lead to cancer. A new study by researchers at the National Institutes of Health and Osaka University reveals how one protein helps decide the fate of damaged livers in mice. The study will be published online on March 30th in the Journal of Experimental Medicine . Liver cells rely on signals ...

Brain building: Study shows brain growth tied to cell division in mouse embryos

...se protein Vangl2 controls the asymmetrical cell division and developmental fate of progenitor neurons. Vangl2 (aka Strabismus in flies) is a component o...cal divisionone daughter cell becomes a neuron, the other self-renews. This fate asymmetry is thought to depend on the orientation of cell division, and the...

Protein is key to embryonic stem cell differentiation

...the signal strength of multiple pathways and gives us a better understanding of the fundamental signaling methods that determine whether a stem cell's fate will be self-renewal or differentiation." In the study, the Feng lab created mutant Shp2 mESCs and showed that differentiation was dramatically imp...

'Seeing' stem cells helps in fight against peripheral arterial disease

...ts 12 to 20 percent of Americans age 65 and older. "To develop new stem cell treatments for PAD, we need suitable noninvasive methods to track the fate of stem cells clearly inside the body," said veterinary radiologist Dara L. Kraitchman, V.M.D., Ph.D., an associate professor at Johns Hopkins School ...

UMMS researchers publish DNA identification of czar's children

...ogaev compared extracted DNA samples to those from descendents of the royal family. Two bodies, however, were missing, leaving some question as to the fate of two of the czar's children. Bone fragments were found in the summer of 2007, not far from the original discovery site, about 900 miles east of Mosc...

Case Western Reserve researchers looking at light-induced toxins in air and water

... the environment. Consequently, understanding how the absorption of light transforms these compounds holds the key for predicting their environmental fate and for designing effective pollution control strategies," says Crespo. He added, "These relatively small compounds are formed primarily through i...

Will large amounts of soil carbon be released if grasslands are converted to energy crops?

...Conservation Reserve Program (CRP) in the United States may be increasingly converted to growing bioenergy grain crops. Questions abound regarding the fate of carbon sequestered in the soil during the CRP program by perennial grasses if the land is converted to grain crop production and the potential effe...

Scientists deconstruct cell division

... components has also allowed us to show that the matrix contains not only factors important for spindle assembly, but also proteins essential for cell fate choices," remarked Zheng. "We believe that by understanding how the spindle matrix is assembled in mitosis, it will be possible to understand how, aft...

Research uncovers surprising lion stronghold in war-torn central Africa

...pear from Queen Elizabeth National Park the way that hyenas almost did, and the way cheetahs were eliminated from parts of Uganda," he says. "That's a fate we need to avoid." ...

Tracking poultry litter phosphorus: Threat of accumulation?

...ut the transport of orthophosphate in soils, very little is known about the fate of phytate, a compound that is indigestible by poultry and abundant in poul...with scientist Barbara Cade-Menun at Stanford University to investigate the fate of phytate in crop soils on the Delmarva Peninsula. Specifically, Hill and ...

Polarstern expedition 'LOHAFEX' can be conducted

... will be monitored for 40 days. The plankton community biomass is expected to increase substantially about two weeks following fertilisation, and the fate of the organic matter produced will be investigated in detail. As usual, the Alfred Wegener Institute will make the data and research results conc...

Fluorescent proteins illuminating biomedical research

...ays at a time, providing new details on how cancer cells invade surrounding tissue and reach blood vessels, a process called metastasis. "Mapping the fate of tumor cells in different regions of a tumor was not possible before the development of the photoswitching technology," explains John Condeelis, Ph....

Fishdunnit! Mystery solved

...onates differ considerably in their chemical make-up, the team has really only just scratched the surface regarding their chemical nature and ultimate fate in the ocean. Scientists clearly need to investigate this further to understand what this means for the future health of the world's oceans. Mille...