UK researcher identifies just 8 patterns as the cause of all humor
... of magnitude, by which we recognize the same unit repeated
in multiple contexts.
"What this all means is ... repetition, simply means that the unit is repeated
in a similar form with the same purpose. As with all patterns, the repeated
unit can be composed of any information available ...
Miscarriage and infertility treatment increase pre-eclampsia risk
miscarriages and hormone treatment for ... or terminations) is not present among women with repeated
miscarriages. The study indicates that common ... and function may be present in infertility, repeated
miscarriages and pre-eclampsia.
Facts about ...
New cardiology research presented at CHEST 2008
OUTCOME POOR FOR repeated
CPR IN HOSPITALIZED PATIENTS
(Tuesday, October ... PM EST)
Hospitalized patients who undergo repeated
in-hospital CPR have a high mortality rate. ... only 16 (eight men and eight women) required repeated
CPR after the first successful attempt. None of ...
Duke-NIEHS team shows how DNA repairs may reshape the genome
"People have discovered high levels of repeated
sequences in the genomes of most higher species ... "We have been able to show with yeast that these repeated
sequences allow the formation of new types of ... identified resulted from interactions between repeated
DNA sequences located on different chromosomes ...
Which came first, the chicken genome or the egg genome?
... Which of the thousands of long stretches of repeated
DNA in the human genome came first? And which are ... region of the genome. The resulting chunks of repeated
DNA called segmental duplications hold many ... technique in order to deconstruct the mosaics of repeated
stretches of DNA and identify the original ...
Chromosomal problems affect nearly all human embryos
... problems with conception, particularly for advanced maternal age, repeated
failure of implantation, repeated
miscarriages, or severe male fertility problems. In PGS, a single cell is ...
Measuring intellectual disability
... In patients with fragile X syndrome, a sequence in the FMR1 gene that is repeated
10-40 times in normal individuals may be repeated
from 200 to more than 1,000 times, decreasing levels of the FMRP protein. ...
Work of Field Museum scientist addresses question of chance in evolution
... what if the broad evolutionary diversification of one of these groups were repeated
by a few species in a single genus tens of millions of years after that ... discovered a group of closely related living species that independently repeated
the different step-like changes that occurred in the major diversification ...
New nucleotide could revolutionize epigenetics
... parts, charging the particles and measuring their mass-to-charge ratio. He repeated
the experiments more than 10 times and came up with the same result: x was ... we believe very likely, then epigenome mapping experiments will have to be repeated
with the help of new tools that would distinguish the two," says ...
Right whale sedation enables disentanglement effort
... gear removal from entangled whales and minimizes the added stress from repeated
boat approaches to the animals," said Michael Moore, a veterinarian and ... the animal no longer evaded boat approaches, but instead tolerated repeated
close approaches by a disentanglement boat to allow removal of 90 percent ...
Simplicity is crucial to design optimization at nanoscale
... arrangement of proteins in the rope-like structures they studied is a repeated
pattern of two stacks of four bundled alpha-helical proteins.
This composition of two repeated
hierarchies (stacks and bundles) provides great strengththe ability to ...
January GEOLOGY media highlights
... and the resulting pattern of erosion of the underlying sandy surface. repeated
cycles of erosion around the rocks and subsequent rolling cause them to ... reservoir beneath a major volcano. The results of Keir et al. suggest that repeated
emplacement of similar volcanic structures allows continents to split ...
Study helps explain connection between sleep apnea, stroke and death
... -- a process known as cerebral autoregulation. This study found that the repeated
surges and drops in blood pressure and blood flow during numerous apnea ... brain
Identification is key
Overall, the findings indicate that repeated
surges and drops in blood pressure and low oxygen levels eventually impair ...
Study reveals effects of unconscious exposure to advertisements
... Changizi of Rensselaer Polytechnic Institute, shows why direct exposure to repeated
ads initially increases a consumer's preference for promoted products, and ... don't even realize they have seen.
It has long been known that repeated
visual exposure to an object can affect an observer's preference for it, ...
Eastern Pacific tuna hang in the balance
... caught accidentally. The Commission's own scientific staff have issued repeated
warnings about these signs and urged nations to collectively adopt ...
Too many fishermen chasing too few fish is a scenario that has been repeated
for decades as a prelude to collapsed fisheries. Compounding the ...
When cells go bad
... to treat cancer."
A telomere is made of short sequences of DNA repeated
hundreds of times. Proteins bind to the DNA, forming a cap or telomere ... which is characteristic of cancer cells," Golic explains.
Next, they repeated
the experiment using flies in which p53, Chk1 or Chk2 were mutated thus ...
Alternative to burning: environmentally sound disposal for wood chips
... aggregate stability, particularly at the higher application rates and with repeated
amendment. The incorporation of pecan pruning wood into the soil appeared ... pecan wood chip incorporation must be viewed over several years and with repeated
applications for a clear picture of the beneficial and detrimental effects ...
September Geology and GSA Today media highlights
... mechanisms responsible are controversial, many geoscientists agree that repeated
cycles of supercontinent amalgamation and dispersal have had a profound ...
The middle Cretaceous was a period of extreme climate changes and repeated
perturbations of the global carbon cycle, which resulted in widespread ...
Golfers and golf courses benefit from the use of native grasses in roughs
... invasion. The first study was planted in the 2006 growing season and was repeated
in June 2007. Mechenes said that the study in 2006 didn't receive a ... rate provided the best cover using 4 different seeding rates and then repeated
5 times in each plot. 10, 20, 25, and 30 pounds of seed per acre.
First 'rule' of evolution suggests that life is destined to become more complex
Looking at many independent branches is similar to viewing multiple repeated
runs of the tape of evolution.
Our results apply to a group of animals with bodies made of repeated
units. We must not forget that bacteria very simple organisms are among ...
Computer-based tool aids research, helps thwart questionable publication practices
... submitting the same research results to multiple journals or repeated
publication of the same data may also be considered unacceptable in many circumstances.
When it comes to duplicate or repeated
publications, however, there are some forms that are not only completely ...
New treatment mechanisms for schizophrenia
In the second article, Hashimoto and colleagues demonstrated that repeated
administration of the N-methyl-D-aspartate (NMDA) receptor antagonist ... and Alzheimers disease. Behavioral abnormalities in animals after repeated
administration of the NMDA receptor antagonist phencyclidine (PCP) have ...
Gene dose affects tumor growth
... that carries extra copies of only 33 of the genes on chromosome 21, and repeated
their genetic crosses. Mice with three copies of the 33 genes developed ... might be involved in pathways that cause cells to die.
They then repeated
their genetic crosses, this time with mice that had three, two or one copy ...
New computer simulation helps explain folding in important cellular protein
... physics and computational biology in solving challenging biological problems," said Xu.
Monte Carlo simulationsthe use of algorithms with repeated
random samplings to produce reliable predictionshave been around for some decades but have been steadily refined. These simulations are useful for ...
Reprogramming human cells without inserting genes
... skin cells. Those genes began expressing proteins that changed the skin cells back to a more pluripotent state. This technique, which has since been repeated
by other labs and refined to the point were fewer additional genes are needed to achieve reprogramming, was a major scientific breakthrough. Its ...
Study shows cancer vaccines led to long-term survival for patients with metastatic melanoma
... remarkable long-term, progression-free survival after completing the vaccine therapy, even though they had widely metastatic disease and/or repeated
appearance of new metastases despite various therapies. The vaccine treatment was well-tolerated, with most patients experiencing mild skin ...
Spallation Neutron Source sees first target replacement
... The entire process is performed with remote manipulators by operators working in a control room adjoining the target bay--a procedure that will be repeated
each time the target is changed, which ultimately at full power could occur several times a year.
The old target will be studied to gauge how ...
High construction cost for cycads
... and several alien insects halt a leaf's payback process such that construction costs are not recovered before the leaves are eaten. As the process is repeated
the plant effectively starves to death.
This work continues to propel forward the Cycas research that is based in Guam. The general lack of ...
Building memories with actin
... Gettysburg address, the vagaries of LTP might be to blame. Neuroscientists think that the process, in which a brain synapse becomes more potent after repeated
stimulation, underlies the formation and stabilization of new memories. LTP involves changes in the anatomy of synapses and dendritic spines, a ...
Ben-Gurion U. researchers reveal connection between cancer and human evolution
... in the correct environment, they can cause disease."
As reported in the leading journal Genome Research , "We show, strikingly, that evolution repeated
itself in cancer. If we better understand how evolution moved, we can understand the genetic basis of many complex disorders. Since mitochondria play ...
Researchers see evidence of memory in the songbird brain
... Clayton said.
In the study, each bird was kept in quiet isolation overnight before it heard a recording of a new song. The recording was then repeated
every 10 seconds for up to three hours.
"The most important thing in its whole life is the sound of another bird of its species singing," Clayton ...
Antibiotics take toll on beneficial microbes in gut
... C. difficile infection. The Young laboratory recently published a study that demonstrates that long-term decreases in gut microbe diversity from repeated
antibiotics are associated with recurring C. difficile infection in human patients.
Young cautions against concluding that popular probiotics ...
Pre-pregnancy depressed mood may heighten risk for premature birth
... to 8.5 percent of the white women.
This difference may be the result of what she calls "weathering," or accelerated declines in health due to repeated
socioeconomic and political factors.
"What some people experience by being black takes a toll on the physiological system, and over time wear and ...
Bullies have harassed 14 percent of workers over past 6 months
... Madrid and Jos Lus Graa, of the Faculty of Psychology at the Complutense University, have defined it in their study as a "process of systematic and repeated
aggression by a person or group towards a workmate, subordinate or superior". Their research has been published in the latest issue of Psicothema . ...
'Shock and kill' research gives new hope for HIV-1 eradication
... class I HDAC inhibitors were able to induce the 'awakening' of a portion of cells within a latently infected cell population. The researchers then repeated
the experiment adding a drug inducing oxidative stress, buthionine sulfoximine (BSO). The results showed that BSO recruited cells non-responsive to ...
Saved by junk DNA
... into our genome and refuses to leave. One commonly known example of such 'junk DNA' are the so-called tandem repeats, short stretches of DNA that are repeated
head-to-tail. 'At first sight, it may seem unlikely that this stutter-DNA has any biological function', says Marcelo Vinces, one of the lead authors ...
Adult bone marrow stem cells injected into skeletal muscle can repair heart tissue
... a common cause of cardiovascular disease and heart failure.
"Since skeletal muscle is the most abundant tissue in the body and can withstand repeated
injection of large number of stem cells, we thought it would be a good method to deliver MSCs," Lee said. "We hypothesized that MSCs, via secretion ...
'Disordered' amino acids may really be there to provide wiggle room for signaling protein
... balance towards the more open, active, form of the protein.
"Evolution has provided researchers with convenient modular structures, areas that are repeated
over and over again to make up proteins, and so we tend to dismiss the interspersed disordered sequences that don't seem to have any definable ...
Cocaine: Perceived as a reward by the brain?
... dopamine secretion and the frequency of drug use has been demonstrated, researchers still do not fully understand its mechanism of action. Is it the repeated
stimulation of the reward circuit that leads to addiction, or is it an inherent sensitivity to addiction that leads to the increased secretion of ...
Some short-term memories die suddenly, no fading
... Subjects were asked to recall the color of the highlighted square and click on the area of the wheel that most closely matched it. Each subject repeated
this test 150 times for each of the three memory retention intervals.
When subjects retained a memory of the color, they clicked very close to it ...