News tagged with biological markers
Scientists discover way to detect low-level exposure to seafood toxin in marine animals
(Phys.org) -- NOAA scientists and their colleagues have discovered a biological marker in the blood of laboratory zebrafish and marine mammals that shows when they have been repeatedly exposed to low levels of domoic acid, ...
May 03, 2012 |
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Scientists discover 'switch' in plants to create flowers
Flowering is the most crucial act that plants undergo, as the fruits of such labor include crops on which the world depends, and seeds from which the next generation grows.
Apr 17, 2012 |
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Failing to bridge the gap between test tubes, animals, and human biology
Reasoning used in many highly cited cancer publications to support the relevance of animal and test tube experiments to human cancer is questionable, according to a study by researchers from Université Libre de Bruxelles ...
Oct 21, 2011 |
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Continents influenced human migration, spread of technology
How modern-day humans dispersed on the planet and the pace of civilization-changing technologies that accompanied their migrations are enduring mysteries. Scholars believe ancient peoples on Europe and Asia moved primarily ...
Other Sciences / Archaeology & Fossils
Sep 19, 2011 |
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New nanoscale parameter resolves dilemmas on silicon property
The new discovery by Aalto University can have major impact on future nanoscale device design, such as ultraviolet photo detectors and drug delivery.
Aug 24, 2011 |
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Using DNA in fight against illegal logging
Advances in DNA 'fingerprinting' and other genetic techniques led by Adelaide researchers are making it harder for illegal loggers to get away with destroying protected rainforests.
Jun 30, 2011 |
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Simple blood test at discharge could help reduce hospital readmissions for heart failure patients
An inexpensive, routine blood test could hold the key to why some patients with congestive heart failure do well after being discharged from the hospital and why others risk relapse, costly readmission or death within a year, ...
Mar 01, 2011 |
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New genomic technique reveals obesity gene variants
Obesity is highly heritable, but so far genetic association studies have only explained a small fraction of this heritability. Now, in a study published in BioMed Central's open access journal Genome Biology, researchers have i ...
Nov 29, 2010 |
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Schizophrenia could be revealed by distinctive sleep pattern
When people with schizophrenia sleep, their brain waves show a distinctive pattern that may someday lead to one of the first biological markers for this devastating mental illness.
Medicine & Health / Psychology & Psychiatry
Nov 24, 2010 |
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You are not what you eat
The types of gut bacteria that populate the guts of primates depend on the species of the host as well as where the host lives and what they eat. A study led by Howard Ochman at Yale University examines the gut microbial ...
Nov 16, 2010 |
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Hair provides proof of the link between chronic stress and heart attack
Researchers at The University of Western Ontario have provided the first direct evidence using a biological marker, to show chronic stress plays an important role in heart attacks. Stressors such as job, marital and financial ...
Sep 03, 2010 |
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Study sheds light on cancer-causing gene regulation
Researchers at Beth Israel Deaconess Medical Center (BIDMC) have uncovered the genes that regulate MDM2, an oncogene that, in turn, regulates the tumor suppressor protein p53. But instead of an on-off switch for MDM2, the ...
Aug 16, 2010 |
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Adult autism diagnosis by brain scan
Scientists from the Institute of Psychiatry (IoP) at King's College London have developed a pioneering new method of diagnosing autism in adults. For the first time, a quick brain scan that takes just 15 minutes can identify ...
Medicine & Health / Diseases, Conditions, Syndromes
Aug 10, 2010 |
4.2 / 5 (5) |
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Psychologists develop two potent new predictors of suicide risk
Two powerful new tests developed by psychologists at Harvard University show great promise in predicting patients' risk of attempting suicide.
Medicine & Health / Psychology & Psychiatry
Jul 28, 2010 |
4.7 / 5 (3) |
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Engineered coral pigment helps scientists to observe protein movement
Scientists in Southampton, UK, and Ulm and Karlsruhe in Germany have shown that a variant form of a fluorescent protein (FP) originally isolated from a reef coral has excellent properties as a marker protein ...
Jul 27, 2010 |
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