Tag: "change" at biology news
Commandeering cellular machinery: recognition mechanism to detect small molecules
... the Georgia Institute of Technology. "We want to change
the nuclear receptors themselves so they don't rec... and put them into a device where there is a color change
or another signal produced, we could potentially detect small molecules in a robust way that could c...
National Science Foundation awards $2 million grant to UC Riverside
...ys to determine the current and historical rate of change
of vegetation, examining when invasive grasses became large scale problems in different areas," Allen said. "The subject has never been studied on this scale," Allen said. "People have long been concerned about the impact nitrogen deposition has, and...
A treatment, not a cure: Calcium silicate neutralizes an acidic stream
...been investigating human-accelerated environmental change
there for over four decades. A network of researchers and agencies, including over 70 scientists, has made the 3,160-hectare forest one of the most intensively studied watersheds in the world. "Years of monitoring have documented that Hubbard Brook ...
How roots control plant shoots
...man demonstrated that BPS1 could be manipulated to change
the way leaves develop even if a plant has enough food and water. The study used a plant named Arabidopsis, commonly known as thale cress, which is frequently used in studies of plant genetics because it is small, easy to handle, lives only seven w...
Pine cones lead to a fundamental change in clothing
...n a project that is going to lead to a fundamental change
in clothing," said Veronika, who has experience of designing for both the high street and London Fashion Week, and has been working on the project part-time for three years. "It's up to me to work with the new material to make something that...
Plants provide model for new shape-changing materials
...orphing aircraft wing. This wing would dynamically change
its shape and control surfaces during flight. An a...al conductors that allow it to do that sensing and change
shape accordingly. Properly engineered nastic materials might allow sensors that can be flexed. Don ...
Intelligent clothing inspired by pine cones
...n a project that is going to lead to a fundamental change
in clothing," said Veronika, who has experience of designing for both the high street and London Fashion Week, and has been working on the project part-time for three years. "It's up to me to work with the new material to make something that looks pr...
Good news: As you age, leg blood vessels adapt so you can still exercise without fainting
...o we don't faint! It's a balancing act that could change
with advancing age. David Proctor and Urs Leuen...tion and vasoconstriction in exercising muscle may change
with age. Proctor noted that his laboratory group "is one of the first to systema...
Putting physiology into the Nobel Prize: 2004 marks 100th anniversary of Pavlov's award
...er receiving his Nobel Prize in 1904, Pavlov would change
his research program at the age of 55 andgo on to invent a new field research, e.g., the investigation of conditional reflexes that he actively pursued for 30 more years.This work was the basis for his (unsuccessful) nominations for the Nobel Prize a...
New genetic tools provide clues to the effects of exercise and diet on obesity, diabetes
...eased activities of AK1, CK reflect a compensatory change
in energy metabolism to counter a progressive decrease in mitochondrial function in skeletal muscle of increasingly obese women. We feel that this discovery provides new insights into the primary deficits in muscle metabolisms which underlie the prog...
Old bones unearth new date for giant deer's last stand
...w investigation into extinctions caused by climate change
has revealed that the giant deer, previously thoug...which was being progressively wiped out by climate change
and the spread of ice sheets, according to the study by UCL Professors Adrian Lister and Tony Stuart...
U-M scientists see ubiquitin-modified proteins in living cells
... ubiquitin is linked to a protein in ways that can change
the protein's function and location within the cell. Originally, scientists thought ubiquitin was simply a universal "destroy me" signal for unneeded or harmful proteins, but it has recently been found to be associated with many other cellular functi...
Experts present new research on hot topics in aging at GSA's annual meeting in Washington, DC
...l influences have an impact on normative cognitive change
and age of onset of these changes. November 22 at 1:30 p.m . Personal and Familial Characteristics of Exceptional Survivors: Past research on longevity and survivorship has established that both familial and life style factors are importa...
Taking the next step toward growing our own fuel
...els." This research, he added, will help to change
that focus and provide the need for an additional 200 million bushels of corn for the production of butanol and acetone alone. "The boom in construction of dry-mill based ethanol plants that has tripled the production of ethanol in a five-year period...
Sedentary overweight people get insulin boost from short term exercise; CVD risks trend down
...jects in the ZERO group showed either virtually no change
or bad changes in CVD risk factors. Both studie...acing energy lost while exercising "resulted in no change
in insulin action." Black said the findings "suggest that subtle changes in energy balance ...
New method identifies chromosome changes in malignant cells
...n previously believed. "If a cell really wants to change
its behavior drastically -- if it is a cancer cell or something has changed in its environment -- the fastest way is just to amplify or delete a chunk of chromosome," said Troyanskaya. "We needed a way to identify these deletions and amplifications v...
Rutgers-led research offers new clues in the genetic mysteries of maize
...r genes. "It looks like significant evolutionary change
happened in a relatively short time," said Messing. "Because they are immobile, plants have to adapt to changes more rapidly than animals that can move to escape environmental impacts. Plants are continually faced with a variety of seasonal challenge...
Highlights of American Anthropological Assoc. meeting
... The line-up is as listed below, but times may change
so please check with the Press Room in advance. Thursday 12.30 p.m. Author of The Fish Market at the Center of the World. How globalization has created a "Command Central" of the world's fish with tales about Maine lobsters, Tokyo sushi an...
Award-winning INEEL probe to help safely monitor hazardous waste sites
... they can directly measure how hazardous chemicals change
over time and tell immediately if they are moving away from the original site. "It's the first technology to be able to go down into contamination without disturbing the downhole conditions," Jones says. The INEEL team's two-and-a-half-inch-diameter ...
Laboratory test of evolutionary theory confirms importance of links between populations
...t populations of a species influences evolutionary change
in those populations, particularly with respect to...fer and their relative simplicity. "Coevolutionary change
happens rapidly in these communities and can be easily detected. Furthermore, the genes underlying t...
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