Discovery of Agile Molecular Motors Could Aid in
Treating Motor Neuron Diseases |
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MIT scientists create fiber
webs that see |
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Over the last several months, the labs of
Yale Goldman, MD, PhD,
Director of the Pennsylvania Muscle
Institute at the
University
of Pennsylvania School of Medicine,
and
Erika
Holzbaur, PhD, Professor
of Physiology, have published a group of
papers that, taken together, show proteins
that function as molecular motors are
surprisingly flexible and agile, able to
navigate obstacles within the cell. These
observations could lead to better ways to
treat motor neuron diseases..More...
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In
a radical departure from conventional lens-based optics, MIT
scientists have developed a sophisticated optical system made of
mesh-like webs of light-detecting fibers. The fiber constructs,
which have a number of advantages over their lens-based predecessors
More...
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UF scientists reverse muscle contractions in mouse model
of muscular dystrophy |
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Gatekeeping:
Penn Researchers Find New Way to Open Ion Channels in
Cell Membranes |
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University of Florida scientists have used
gene therapy to eliminate disabling muscle
contractions in a mouse model of the most
common form of adult-onset muscular
dystrophy.
The inherited disorder, known
as myotonic dystrophy, is found in one of
every 8,000 people and causes skeletal
muscles to lose the ability to relax once
they contract.
More...
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Using an enzyme found in the venom of the
brown recluse spider, researchers at the
University of Pennsylvania School of
Medicine have discovered a
new way to open molecular pores, called
ion channels, in the membrane of cells.
The research team -
Zhe Lu,
MD, PhD, Yajamana Ramu, PhD,
and
Yanping Xu,
MD, PhD of the Department
of Physiology at Penn - screened venoms
from over 100 poisonous invertebrate
species to make this discovery.
More... |
Long-Term Ibuprofen Treatment After Brain Injury Worsens
Cognitive Outcome In An Animal Model |
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Advertisement
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Researchers at the
University of Pennsylvania School of
Medicine found that
chronic ibuprofen therapy given after
brain injury worsens cognitive abilities.
These findings - in a preliminary,
animal-model study - have important
implications for traumatic brain injury (TBI)
patients who are often prescribed such
nonsteroidal anti-inflammatory drugs (NSAIDS)
as ibuprofen for chronic pain. The
findings appear online this month in
Experimental Neurology.
Because several studies in animals and
humans have shown that long-term
More...
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Sri
Lanka Water Supply Still Suffers Effects of 2004 Tsunami
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PHYSICIANS AND
ENGINEERS POOL RESOURCES TO PREVENT STROKE |
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Sri Lanka's coastal drinking water supply continues to suffer the effects of the December 2004 tsunami, which caused major death and destruction in the region. Much of the island nation's coastal area
More... |
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A professor at the University of Houston
and his research students are working with physicians and scientists
at the Methodist Neurological Institute (NI) on new technology to
help identify which brain aneurysms
More...
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DIABETES RESEARCH AT UH
‘CRYSTALIZES’ WITH MAJOR FINDING |
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Cutting calories
slightly can reduce aging damage |
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A
University of Houston professor and his student have made a major
discovery in the field of diabetes research and diagnosis,More...
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A lifelong habit of trimming just a
few calories from the daily diet can do
more than slim the waistline — a new
study shows it may help lessen the
effects of aging.
Scientists from the University of
Florida’s Institute on Aging have found
that eating a little less food and
exercising a little more over a lifespan
can reduce or even reverse aging-related
cell and organ damage in rats. More...
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Smallest
Triceratops skull described |
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Invasive Exotic Plants Helped by Natural
Enemies
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Although conventional wisdom suggests that invasive
exotic plants thrive because they escape the natural enemies that
kept them in check in their native ranges, a new study in the
journal Science suggests the opposite. Exotic plants that are in the
presence of their natural enemies actually do better in their
introduced ranges.The research from the Georgia Institute of
Technology appears in
More... |
With
its big, hockey puck-sized eyes, shortened face and nubby horns, it was
probably as cute as a button - at least to its mother, a three-horned
dinosaur called
Triceratops
More... |
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Gold
Nanorods May Make Safer Cancer Treatment |
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Researchers
Link Human Papillomavirus (HPV) to Common Skin Cancer
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Researchers
at the Georgia Institute of Technology and the University of California,
San Francisco, have found
More... |
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Human
papillomavirus (HPV) may be a risk
factor in developing squamous cell
carcinoma, a common form of skin cancer,
according to research led by Dartmouth
Medical School. The study, published in
the March 15 issue of the Journal of the
National Cancer Institute, used new
technology to detect antibodies from a
strain of HPV on skin cancer samples.
More...
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UCLA Scientists See and Analyze 650-Million-Year-Old Fossils Inside
Rocks in Three Dimensions – a First, With Implications for Finding Life
on Mars |
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Molecular force field
helps cancer cells defend against attack |
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Much as the
famed starship Enterprise would deploy a
deflector shield to evade enemy attack,
tumor cells are capable of switching on
a molecular force field of their own to
fend off treatments aimed at killing
them. Now University of Florida
researchers have found a chink in their
armor.
The
cells churn out an enzyme that bonds
with a protein, creating a protective
barrier that deflects damage from
radiation or chemotherapy and promotes
tumor cell survival. But in laboratory
experiments, UF scientistsMore>>
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OHSU Research Reveals The Complexitites Of
Obesity/ Cortisol Interactions
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PARTNER PROTEINS MAY HELP ESTROGEN FOSTER
BREAST CANCER |
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Researchers at Oregon Health &
Science University have revealed that
the cortisol/obesity connection, touted
by many weight-loss supplement
marketers, may be even more tenuous than
first thought. The research also
highlights the complexities of the
body's weight regulation system and is
More>> |
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A new study suggests that the hormone
estrogen works in partnership with other
proteins to activate or suppress gene
activity in breast cancer cells.
Surprisingly, one of the partner
proteins is known as c-MYC, a gene
activator that has long been associated
with cancer development
More>>
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Study Finds Genes That 'Fine-tune' Muscle Development Process |
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Unified
Physics Theory Explains Animals' Running, Flying And Swimming |
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If heart
disease and diabetes aren’t bad enough,
now comes another reason to watch your
weight. According to a study just
released,
More>>
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A
single unifying physics theory can essentially describe how animals of
every ilk, from flying insects to fish, get around, researchers at Duke
University’s Pratt More>> |
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Improved speech without vocal cords |
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Jefferson Scientists Discover Mechanism Tying Obesity to Alzheimer’s
Disease |
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Dutch otolaryngologist Marein van der Torn hoped to develop a
prosthesis that would improve the voice of people who had lost their
vocal cords. He investigated the possibilities of a new type of voice
prosthesis that produces vocal sound. The concept ...
More>>
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A team led by researchers at the Farber Institute for
Neurosciences at Thomas Jefferson University in Philadelphia and Edith
Cowan University in Joondalup, Western Australia has shown that being
extremely overweight or obese increases the likelihood
More>> |
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Adult children in the dark about aging parents
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Eye's structure, muscles engineered to help brain manage
eye movement
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A psychologist
at Washington University in St. Louis is conducting research that shows
two adult siblings may have radically different views on what their
parents would want. In fact, he says that a random stranger might have
the same chance at
more>> |
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The design of
the eye and the muscles and bone that surround it help
the brain manage certain complex aspects of eye
movement, according to researchers at Washington
University School of Medicine in St. Louis. The finding,
published in Neuron, may help push an old debate about
how eye movement is controlled toward resolution and
help eye . ...more>>
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UCSF Study Finds Nerve Regeneration is Possible in
Spinal Cord Injuries
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New imaging
technique stands brain injury research on its head Scrambled brains |
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A
team of scientists at UCSF has made a
critical discovery that may help in the
development of techniques to promote
functional recovery after a spinal cord
injury.
By stimulating nerve cells in laboratory
rats at the time of the injury and then
again one week later, the scientists
were able to increase
More>>
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It's a scene football fans will see over and over during the
bowl and NFL playoff seasons: a player, often the quarterback, being
slammed to the ground and hitting the back of his head on the
landing.
Sure,
it hurts, but what happens to the inside
more>>
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Finally, Male Water Fleas Exposed But gender-bending
pesticide may have widespread effects |
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Vanderbilt chemical
engineers question safety of certain nanomaterials |
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Male
water fleas that scientists have never
seen have made their debut in a
University at Buffalo laboratory,
providing biologists with their first
glimpse of
more>>
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Soccer-ball-shaped
“buckyballs” are the most famous players
on the nanoscale field, presenting
tantalizing prospects of revolutionizing
medicine and the computer industry.
Since their discovery in 1985, engineers
and scientists have been exploring the
properties of these molecules for a wide
range of applications and innovations. ...more>>
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New
CU-Boulder "Flu Chip" May Help Combat Future Epidemics, Pandemics |
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Children
of bipolar parents score higher on creativity test, Stanford study finds |
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 A
novel "Flu Chip"
developed at the University of Colorado at Boulder that
can determine the genetic signatures of specific
more>>
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Researchers
at the Stanford University School of Medicine have
shown for the first time that a sample of children
who either have or are at high risk for bipolar
disorder score higher on a creativity index than
healthy children. The findings add to existing
evidence that a link exists between mood disorders
and creativity.more>>
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Jupiter’s Massive Winds Likely Generated From Deep Inside Its Interior,
Scientists Report |
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Light exercise a tonic to
keep the brain young |
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A
new computer model
indicates Jupiter's massive winds are generated from deep within the giant
planet's interior, a UCLA scientist and international colleagues report today
...
more>>
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People don’t have to run
marathons to keep their brain cells in shape —
regular, light activity may do the trick.
In the first study to show that lifelong exercise
decreases cellular aging in the brain, scientists
from the McKnight Brain Institute of the University
of Florida say that moderately active rats have
healthier DNA
more>>
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Gold nanoparticles may offer
potential cancer treatment |
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Can vegetables be
helpful against lung cancer |
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A team of
researchers consisting of father and son
may offer a whole new technique for
cancer treatment with the use of gold
nanoparticles. The research team
initially identified the ability of gold
nanoparticles to attach themselves to
cancer cells which could make it a
valuable tool in cancer screening, the
recent findings indicated that gold nanoparticles
could go a step further and kill the cancer cells.
"Since we can see them because they are so bright,
we may be able to use it to detect the cancer
more>>
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Vegetables
have long indicated signs of being beneficial
against certain types of cancer
more>>
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Klotho may pave the way for new anti-aging therapy |
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Familiar faces inspire partner
selection |
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The
discovery of the gene Klotho, in 1997 by researchers at the University of
Texas's Southwestern Medical Center at Dallas could turn out to be a significant
breakthrough for anti-aging treatment if the gene has the same effect on humans,
as it did on mice in a recent study. In the initial study researchers identified
an ineffective gene, which was due to a mutation in the mice indicating
premature aging signs; this gene was named after the Greek .more>>
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Researchers from the University of
Liverpool, UK have uncovered how familiar faces can have a
significant influence, with the selection of partners in both males
and females. The study also found that the brain holds different
images of males and females and responds to them in a separate
manner according to the familiarity of there facial features.
more>> |
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New innovation helps
reduce restrictions caused by paralysis |
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How do stress and
oxygen impact wounds |
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Paralysis
which usually results from a stroke or a serious
injury often leaves its victims in an immobile
state. The main effect of paralysis is the inability
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Scientists at the University of Illinois at
Chicago who conducted a study on laboratory mice showed that
psychological stress postponed the healing of wounds and
hyperbaric oxygen (oxygen at a higher pressure than normal
atmospheric pressure) showed no delay.>>more
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Researchers
uncover further details on senses in the nose and eye |
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New
information revealed in the role of the brain in behavior |
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The processing of
sight involves the transmission of light signals which is reflected
off an object seen by the eye to the brain. It was widely accepted
that smell was processed in a similar way until recent studies
conducted by researchers at John Hopkins
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A recent study conducted
by scientists at the NIMH (National Institute of Mental Health), which
is part of the National Institute of Health of the US Federal
Government, Compared the amygdala activation in the brain of normal
participants with participants having Williams >>more
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The emerging scope of
biotechnology |
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Emotional expressions in the animal
world |
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The significant
impact of biotechnology is revolutionizing the scientific world,
Biotechnology is playing a key role in industrial, medical,
agricultural and industrial fields, and is one of the most
researched fields in the world.
>>more |
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 Animals
have long been perceived as having emotions less developed to those
of humans, however research conducted by Dr. Jeffrey
Masson may
>>more
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Tsunami memories and psychological
scars
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Human speech and plant growth |
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As
the rehabilitation phase unfolds, many tsunami victims strive to put
the past behind and turn a new leaf, in spite of the psychological
scars that are likely
>>more
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The response of plant growth to human speech been a common claim by
many plant owners and certain botanists, however most botanists
attribute it to carbon dioxide.>>more
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