Mr. Ples Throws Scientists Into A Tizzy
...t. Louis, June 12, 1998 -- Mr. Ples, a relative of early humans, didn'thave such a big brain after all, a n...hing is very wrong with previousinterpretations of early hominid brain capacity," says lead author Glenn C.Conroy, Ph.D. "Hopefully, it will launch more exac......ning migrations to offshore waters in late fall to early winter. Large individuals reach 60-91cm (23-26 inches), however, the largestunofficially captured southern flounder weighed 25 pounds! Fish caught incentral Florida greater than 2lbs, 17 inches tend to be females. It has beensuggested by researcher...A New Molecular Marker For Prostate Cancer
...st has allowed the detection of many more cases of early prostate cancer thanpreviously possible. Yet, scientists believe that many of the localized tumorsidentified by the PSA screen are so slow-growing that men are more likely to diefrom other causes than from prostate cancer. "The dilemma is to identif...Excess Thiamine May Help Tumor Growth, Research Shows
... described the pathway in tumor cells. “This early observation seems to have been overlooked,” saidBoros. “There is no follow-up data in the medical literature describingthis pathway in cancer cells and the role of thiamine in the tumor-cellproliferation process.” Cancer cells favor ......am's surprise,one protein, called VP4, was also an early victim-even though previous studiesshowed that it was usually buried inside the virus, 25 atom lengths from thesurface. "That's a lot of breathing," says Smith. "You think: how the devilcould that get out?" New Scientist issue 20th June 1998,...DFG To Set Up 14 New Collaborative Research Centres
...ce and the arts in Weimar-Jenain the late 18th and early 19th centuries and identify their importance for today's culturaldiscussion. Biology and medicine Like wild plants crop plants also compete for light, nutrients and water. In this processstrongly growing, highly competitive plants often seem to be ...Largest Generation Of Adolescents Faces Reproductive Health Risks
NEW YORK -- What are the consequences of early sexual activity and childbearingand what can be do...y problematic outcomes ofsexual relations, such as early dropout from school, unplanned pregnancy, oradverse health effects," note demographers John Bongaart...Ligand Scientists Discover Tissue-Selective Female Hormone Mimics
...imals may not translate to human results; (b) that early in vivo assay resultsmay not be predictive of any results in animals or humans; (c) that these or anypotential products under development by Ligand or any of its partners may notreceive approval from the U.S. Food and Drug Administration or other aut...International Research Team Announces Discovery Of Two Species Of Feathered Dinosaurs
...bolism, although it does not mean thatdinosaurs or early birds had metabolisms comparable to those of birds today. Recent discoveries indicate that they had an intermediate type of metabolismthat could be considered neither simply cold- nor warm-blooded. The discovery of the feathered dinosaurs adds moment...Pediatric Anesthesiologists Risk Halothane-Related Liver Injury
...of outright liver disease. "It's still too early to tell whether the antibodies mean theanesthesiologists will get liver disease, or if the antibodies may be protectingthem," says Dolores B. Njoku, M.D., lead author of the study and an instructorof anesthesiology and critical care medicine at Hopki...... idea has emerged that frog disappearances are an early indication of environmental degradation. The a...etrospectively shown it was present in one zoo as early as 1988. Investigations are continuing - to confirm the hypothesis, and work out how this diseas...New Strategy Discerns Early Stages Of HIV Infection, Paving Way For Targeted Study And Therapy
..., couldrevolutionize the approach to understanding early HIV infection, developingappropriate early treatments and estimating the incidence of HIV infection on anational scale. The multi-institutional...A Synthetic Peptide Destroys Brain Plaque Implicated in Alzheimer's Disease
...nimal models of Alzheimer's disease. It is far too early to knowwhether the beta-sheet breaker could ever be used as a therapy in humans.Typically, a drug must be evaluated in animals before it reaches the earlieststages of human testing, a process that may take many years. Dr. Soto's compoundis in the ear...Understanding The Mystery Of Anesthesia
...r us to link these changes with anesthesia,but our early evidence is pointing toward a generalized mechanism of action forinhaled anesthetics." While the ultimate goal of the experimental studies is toimprove safety and extend the control physicians have over the anesthetic state,Eckenhoff also hopes the ...Fauci To Present New Insights Into HIV Latency At 12th World AIDS Conference
...atent pools of infected cells are established very early inthe course of HIV infection, even if a patient i...etermine whether it willbe possible to prevent the early establishment of latent pools of HIV." In Geneva, Dr. Fauci also will discuss the potential for dim...Evidence From Old Tumors Foretells Which New Breast Cancer Patients Will RequireAdditional Treatment
...e growth of new blood vessels tends to occur quite early formost cancers; even small tumors found via mammogram frequently have a high MVC.However, patients with high MVC combined with high protective levels of nm23also do quite well, 90 percent surviving 14 years. The study also provides insights into th...Treating Anemia Reduces Risk Of Death For People With HIV
...of life,but our researchfound it also is linked to early death," said Richard Moore, M.D., associateprofess...cians alike need torecognize thesymptoms of anemia early and treat it." Anemia, marked by a depleted number of red blood cells that carry oxygen tothe b...Native Fish Found In U.S. Lake Ontario For First Time In 50 Years
...the fish was plentiful in Lake Ontario in the early 1900s, its populations plummeted in the 1950s, most likely because of predation on their young by alewife, a non-native fish that invaded Lake Ontario from the Atlantic Ocean via navigation canals. Deepwater sculpins are nati...Ecological Consequences Of Jasmonate-Induced Responses For Plants In Native Populations
... and one member of each pair was treated during early rosette-stage growth (May-June). The effects of jasmonate induction on nicotine production, herbivory and lifetime viable seed production was determined. The root-produced toxin, nicotine, increases after herbivore attack in the native, ...... while the per and tim genes arefreed to make RNA early in the day, PER and TIM protein pairs form at night. Previous work by Young's laboratory hinted that this delay was caused by thelate arrival of one of the two protein partners, PER. Accumulation of PER ispostponed because PER proteins are rapidly br...