World first test potential to identify breast cancer patients who will react badly to radiotherapy
...gly associated with either thickening of tissue or red widened blood vessels. "About 8% of women carry the fibrosis gene and have 15 times the risk of developing thickening of the tissues which is often associated with lifelong chronic pain. "The genes we have identified at present have a predictiv...New findings in smell and taste
...e - The richness of smells such as that of a good red wine seems to develop slowly over some seconds. We have visualized precisely timed and odor-specific patterns of neural activity in isolated mouse olfactory bulb neurons that may provide a mechanism for the slow changes in the perceived qualities of...Popular herbal supplement hinders the growth of pancreatic cancer cells
...petite and digestion and to increase the number of red blood cells. "We discovered that triphala fed orally to mice with human pancreatic tumors was an extremely effective inhibitor of the cancer process, inducing apoptosis in cancer cells," said Sanjay K. Srivastava, Ph.D., lead investigator and ass...Study produces conflicting findings on the use of anti-anemia drug in cancer patients
...ietin, a hormone that signals the formation of new red blood cells from within the bone marrow. DA is co...d each patient's hemoglobin level, an indicator of red blood cell production. Darbepoetin was withheld if the patient's hemoglobin count exceeded 13 grams ...AGU Journal Highlights -- April 16, 2007
...hern Pacific house species of long-lived coralline red algae, Halfar et al. used the calcitic skeleton of one alga to generate a 117-year record of marine climate history based on skeletal bands. Similar to tree rings, those bands represent yearly cycles of growth. The alga skeleton contained oxygen isot...New diagnostic technologies offer non-invasive means
...l nanoparticles, less than one tenth the size of a red blood cell, could function like "smart" sponges, designed to soak up specific proteins in the bloodstream. According to the researchers, it is conceivable in the future to inject these nanoparticles in the bloodstream, allow them to run through the...New way to catch cancer's spread, rapid 3-D retinal imaging, more at CLEO/QELS 2007
...ution). Since hemoglobin is highly concentrated in red blood cells, imaging the locations where this molecule occurs can map out the distribution of red blood cells and reveal the vessels themselves. Clinically, the imaging technique can potentially...NASA predicts nongreen plants on other planets
...lorophyll in most plants on Earth absorbs blue and red light and less green light. Therefore, chlorophyll...ght, absorbing different colors. As a result, more red light particles reach Earth's surface than blue or green light particles, so plants use red light fo...Sandia researchers take new approach to studying how cells respond to pathogens
...ntially colored dyes. The dyes range from green to red and give researchers the opportunity to track proteins and see, for example, the dynamic cellular production of proteins or protein-binding processes inside or on the surface of the cells. The team is developing one platform with two complementary ...In young mice, gregariousness seems to reside in the genes
... the new study. Performing under the dim glow of red lights to simulate the nocturnal environment when mice are most active, the sociability of test mice was assessed when they were reunited with their former cage mates. At the same time, the researchers tuned in to the ultrasonic chattering that mice ...Research on microfluidics widens the possibilities for electronic devices
Parting a tiny red sea at the University of Cincinnati: Todays and tomorrows sophisticated electronic devices may hinge on our ability to control microdrops of liquid on a surface. This effect, called electrowetting, controls the contact angle of a liquid on a hydrop...Laser goes tubing for faster body-fluid tests
...ple would be a little pinker due to a few ruptured red blood cells. Then we wouldnt get the same signal strength." The solution flashed like a light bulb. The scientists sent a beam of white light through each sample to see how much light was absorbed at various wavelengths, and then they calculated corr...JCI table of contents: April 2, 2007
.../article.php?id=31856 HEMATOLOGY: HIF-2 boosts red blood cell numbers Erythropoietin (EPO), a natur...ccurring hormone that stimulates the production of red blood cells, is used to treat some forms of anemia. In the fetus EPO is produced by the liver. By co...Something fishy in human blood could save lives
...ive have Rh blood proteins on the surface of their red blood cells. People who are type A, B, AB, or O ne...ve do not have Rh proteins on the surface of their red blood cells. "This study has broad implications for practically any disease or trauma affecting th...Scientists identify a candidate gene for osteoporosis
...ericans generally do not have the Duffy protein on red blood cells, while Caucasians do. The potential genetic association between DARC gene variation and these traits in humans certainly makes it worthy of further investigation." ...Link between beef consumption during pregnancy and reduced sperm quality in sons
...who were "high beef consumers" also ate more other red meat and were more likely to be living in North America at the time their son was born [3]. Prof Swan said: "The number of beef meals consumed by the mother was significantly and inversely related to her sons sperm concentration. Sons of high beef ...Genetic studies endow mice with new color vision
...velength-sensitive (L) cones are most sensitive to red lights. When light strikes the retina and activates the cone cells, the brain compares the responses of the S, M, and L photoreceptors, and it is the brains assessment of their relative levels of activation that we perceive as color. Most mammals, i...Blood's clotting cells harbor 'ticking time bombs,' finding may help extend blood supply
...g to see if a similar clock fixes the life span of red blood cellsthe oxygen carriers of the bloodstreamwhich also lack a nucleus, the researchers said....Making mice with enhanced color vision
...ght absorb green light only half as efficiently as red light. If an animal had only this type of photore..., then a green light that was twice as bright as a red light would look identical to the red one. But if the animal adds a second photoreceptor with diffe...... role in Cooley's anemia, which causes the loss of red blood cells in infants and children. For the present study, Schoenberg and coauthor Yong Peng, a research associate in Schoenberg's laboratory, wanted to learn how PMR1 is activated to attach to mRNAs. They found that activation occurs when PMR...