Tag: "target" at biology news
When To Reproduce? It's All In The Timing
...uld be diluted and dispersed. Few would find their target
under suchconditions. In light of the evolutionary success of seaweeds and other organismswhich use external fertilization, this line of reasoning struck Brawley as odd."Selection pressure should act quickly on any characteristic that allows...
Hormone Control Of Rare Leukemia Sheds Light On Molecular Basis Of Cancer
...reatment isconcerned, the next step is to directly target
the co-repressors." Italian researchers Saverio Minucci and Pier Giuseppe Peliccicollaborated on this study, which was funded in part by the National Institutefor Diabetes, Digestive, and Kidney Diseases. Editor's Note: Dr. Lazar can be ...
Long-Standing Puzzle Of Immune System Is Solved By UCSF Researchers
...ins. B cells that produce the antibodiesthat best target
invading pathogens are selected for replication. In asense, these B cells clone themselves. The generation of mutations resultsin additional antibody diversity and serves to refine this clonal selectionover time, Wabl, Steinberg and most other genet...
Harvard Medical School Researchers Identify Four Human Genes Essential To Cell Division; Discovery Yields New Target For Cancer Therapies
...l role in cell division. The findingsprovide a new target
for anticancer agents, which may result in fewerth... critical role in cell division makes it a perfect target
for the fightagainst cancer, in which cells escape regulation and divide uncontrollably. Thefindings...
Study Shows: Just Say NO To Bone Loss
...ellsbelieving that the antibody would hone in on a target
molecule it recognizes inthe osteoclast cells. This target
molecule is called an antigen. The antibody(Mab 121F) binds to the antigen, interfering with its fu...
Wistar Scientists Identify New Tumor Suppressor Gene For Breast And Lung Cancer
...tic testing for its presence,making it a potential target
for drugs that combat breast and lung cancers. The team of Wistar scientists who conducted the research on BAP1 includes Drs.Frank J. Rauscher III, David E. Jensen, Alexander M. Ishov, David C. Schultz,Gerd G. Maul, Nickolai Barlev, Shelley L. Berger...
PEBBLEs Help U-M Scientists Open A Window On Cell Chemistry
...LE is exposed to even very small quantities of its target
substance, the dye in the PEBBLE glows when activated by a specific wavelength of light. As the concentration of the targeted substance changes, the intensity of the PEBBLE's fluorescence increases or decreases. Once the PEBBLEs are ready, Clar...
Measurement Technique Provides Snapshot Of Cell Physiology
...ive and quantitativechemical information about the target
species," said Jonathan Sweedler,a professor of chemistry and a researcher at the university's Beckman Institutefor Advanced Science and Technology. "We can therefore more completelyidentify and measure biologically important compounds in individual...
UF Researchers Use Gene Therapy To Prevent Hypertension, Organ Damage
...rapy, we can prevent hypertension anddamage to the target
organs up to at least 120 days in rats. While thisparticular study would not be performed in a clinical setting, 120 days isthe equivalent of 15 to 20 years in a human," he said. High blood pressure kills about 40,000 people each year in the...
3-D Structure of Human Tumor-Suppressor Protein Produced
...ts with its targetmolecule in the cell. That target
is a second protein -- cyclin-dependentkinase 4 (cdk4). If we can determine the structure of the two proteins together,he said, it will be the next major step toward designing drugs thatblock the inappropriate cell division that le...
Intake Of Acetaminophen Increases Risk Of Excessive Anticoagulation In Patients
...e risk -- and 196 were controls with INRs in their target
range of 2 to3. Patients were contacted by phone and asked a variety of questions regardingtheir health, diet and medications taken in the weeks before their blood test. The researchers found several factors associated with an increased risk of an...
Researchers From Rockefeller University Develop Novel Method To Fight Cancer
...nts for cancer, such as chemotherapy or radiation, target
rapidlydividing tumor cells, but lead to serious s...able of activating killer T cells thatspecifically target
influenza antigen. "In other words, the dendritic cells have the ability to acquire antigens fromoth...
UD Environmental News: Pfiesteria Detectors To Be Described March 18
...nitoring system would use RNA(ribonucleic acid) to target
the organism within samples. REPORTERS: You must R.S.V.P. to attend Burkholder's presentation, which willtake place from noon until 1 p.m. in the Hotel du Pont in Wilmington, Wednesday,March 18. (The meal is optional, and costs $10 in advance or $12...
Heart and Soul: The Blood Vessels And Brain Use Common Guide
..., each one of them connecting withabout a thousand target
cells as they assemble the adult nervous system. By showing that these two processes share at least one importantmolecule, the study raises intriguing questions about how much crosstalk existsbetween the growth of blood vessels and nerve cell...
AAAS, State Of Arizona Co-Host Conference On Research And Development
...or engineering research that has been is seen as a target
ofopportunity for Arizona: A panel on planetary geology and space sciences will be hosted by ASU planetary geologistPhilip Christensen and Mike Drake from the UA Lunar and Planetary Lab. Panel participantswill include David Morrison, director of spac...
Growth Factors Shown To Increase Vitamin C In The Immune System
...lleagues showed that GM-CSF increased vitamin C in target
immunecells by two distinct mechanisms. The first effect was to increase thefunction of the specialized transporters on the cell surface for glucoseand vitamin C. The second mechanism involved stimulation of the oxidationof ascorbic acid to dehydroas...
Liquid Crystals Light Up Simple Chemical Test
...ecular receptors witha particular affinity for the target
antibodies. Now the assay was built. Then the sam...a threshold concentration -- itcan say whether the target
material is there or not. But it can't yet tellus how much of the material is there," he said. His ...
Insect Taste Buds Target Of Control Method
...this occurs beneath the ground and it is easier to target
the adult beetle. "Most pesticides are neurotoxins and must make it past all of the insect's defenses before they can effect the central nervous system," says Mullin. "Usually, hundreds of times more pesticide must be applied outside the insect...
Rapid Progress Reported On New Class Of Anti-Cancer Drugs
...s clear now that the enzyme-farnesyl complexis the target
for most of the inhibitors, so this information, along withinsights from the ongoing studies in the three Duke laboratories, will beimportant for further development of inhibitory drugs." In an interview before the symposium, Casey said that...
EPA Should Redirect Some Research on Toxic Airborne Particles
...he new standards, setlast July, for the first time target
particulates smaller than 2.5 microns indiameter. When inhaled, these tiny particles are more likely than larger onesto reach deeply into the lungs. EPA must review the standards and thescientific data on which they are based every five years to de...
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