Tag: "one" at biology news
U-M team identifies gene that regulates blood-forming fetal stem cells
...arch funding, stem cells are generally assigned to one
of two categories: embryonic or adult. But that's ...actively shuts them down. "Each time we identify one
of these genes, we get a new insight into what stem cells really are, what regulates their identity ...
MicroRNA works with Ago2 protein to regulate blood cell development
...understanding how they regulate the development of one
particular system: the hematopoietic system. This is a system where similar kinds of stem cells give rise to all the different types of blood cells in the body, so you can definitively address whether microRNAs are involved in the processes by whic...
Smithsonian Fragmentation Project threatened by Amazon Colonization Plan
...e Biological Dynamics of Forest Fragments Project, one
of the most important long-term research efforts in the Amazon, is imperiled by new colonization proposed by the Brazilian federal agency SUFRAMA, according to a commentary in the July 26, 2007 journal Nature, co-authored by William Laurance of the S...
Carnegie Mellon scientists find key HIV protein makes cell membranes bend more easily
...ells or get nutrients. Cells also communicate with one
another via small, membrane-bound vesicles that co... cargo. When delivering their goods, vesicles from one
cell fuse with the outermost membrane of another cell to form a series of hybrid structures called f...
Springer launches Theoretical Ecology
of the leading STM publishers, is launching a new journal, Theoretical Ecology, to be published quarterly from 2008. The journal will use theoretical approaches to answer questions of ecological interest and will appeal to a broad audience of ecolog...
Learning a second language -- Is it all in your head?
...esenting each words meaning. Pesh, for example, at one
pitch meant glass, at another pitch meant pencil and at a third meant table. Dree, depending upon pitch, meant arm, cow or telephone. As a group -- and sometimes in fewer than two or three sessions -- the nine participants predicted on the basis of l...
UCLA study links air pollution to clogged arteries
...and lead to cardiovascular disease. When you add one
plus one, it normally totals two, said principal investigator Dr. Andr Nel, chief of nanomedicine at the David Geffen School of Medicine at UCLA and a researcher at UCLAs California NanoSystems Institute. But we found that adding diesel particles to ...
Females more prone to brain damage from alcohol abuse
...electively bred mice: two female groups, including one
prone to severe withdrawal and one
resistant to severe withdrawal, and two similar male groups. Four control groups also were used. U...
Study identifies new gene therapy tools for inherited blindness
..., 2007 -- An improved approach to gene therapy may one
day treat some of the nearly 200 inherited forms o...n photoreceptors. A more complete grammar may even one
day allow us to design customized versions of cis-regulatory elements to incorporate into gene thera...
Call for EU to launch major project to map out all our proteins
...osis. Mapping the proteome will also help resolve one
of biologys more recent puzzles, which is why all ...finition you can never be absolutely sure the last one
has been found, given that some are present intermittently or in small amounts and can easily be mis...
Scratch no more: Gene for itch sensation discovered
...h has lived in the shadow of pain research, and no one
knew which gene was responsible for itching in the... GRPR had been fairly well studied before, but no one
could provide a compelling link between GRPR and itching before now. "Scientists have been studying ...
Discoverer of Sly Syndrome finds way of delivering medicine to fight rare genetic disorder
...arrier. Sly Syndrome, which occurs in fewer than one
in 100,000 births, is a progressive disorder that ranges in severity from mild to deadly. It is among a group of genetic diseases call mucopolysaccharidoses. Some children who have this group of diseases are doomed to an early death because they d...
Researchers watch antibiotics, bacteria meet at atomic level
...rtsimovitch said. The complex makes RNA's messages one
step at a time, many thousands of times, until its completion. This structure is important from a physiological point of view, not only for antibiotic design, but also because faults in the complex have been implicated in many diseases such as here...
Camera-shy deer caught for first time
...traddles the Laos-Vietnam border and is considered one
the world's biodiversity hotspots. The cameras we... single photograph of the Annamite striped rabbit, one
of the world's rarest and least-known members of the rabbit/hare family. Both species are found onl...
Scientists discover new way to study nanostructures
...tromagnetic radiation on the AC Josephson current, one
can also use it to probe mechanical motions of ato...ed that the resonance peaks disappear gradually as one
approaches the superconducting transition temperature from below, while their positions do not chang...
Renewable energy wrecks environment
...ometer area is needed to produce as much energy as one
1000 Megawatt electric (MWe) nuclear plant. To mee...as concrete, steel, and access roads. "As a Green, one
of my credos is 'no new structures' but renewables all involve ten times or more stuff per kilowatt ...
Breast cancer and hormone therapy -- A looking-glass mirror?
...atabases on the incidence of breast cancer, on the one
hand, and sales of HT on the other hand, in order ...rop in HT use (defined as dispensation of at least one
hormonal prescription) in the year 2006 (post-WHI period) as compared to the year 2000 (pre-WHI peri...
Prenatal alcohol exposure alters brain activity in the frontal-striatal areas
...osure histories had increased brain activation and one
area in the subcortex (called the caudate nucleus) where the alcohol-exposed youth had decreased brain activation, said Fryer. Exactly what these differences in brain activation indicate is not known, as the nature of the blood oxygen level dependen...
Drug protects brain cells in Huntington's disease model, researchers find
... the Huntingtons Disease Society of America. About one
in 10,000 people in America have the disease, with another 200,000 at risk. One of the most famous people with Huntingtons was folk singer Woody Guthrie, who died in 1967. Huntingtons is caused by a dominant gene, meaning that a person carrying the...
CTRC enrolls first patients in novel phase II study for sarcoma -- living virus destroys cancer cell
...comas that have metastasized to the lung. CTRC is one
of only three sites in the United States, and the ... Before coming to CTRC, I had already been through one
chemotherapy cycle for this disease, and I got the impression that no one
really knew what to do wit...
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