Scientists announce world's most sensitive cancer test
... test for cancer, more sensitive than any existing technique and capable of predicting for the first time wheth... "staging" of breast cancer tumours. Professor Ks' technique for the first time uses a physical characteristic of each cell its stretchiness or elasticity inst...Breakthrough isolating embryo-quality stem cells from blood
...ells from adult blood for the first time. This new technique could unlock the stem cell revolution and stimulat...g them useless for medical purposes. Professor Ks' technique for the first time uses a physical characteristic of each cell its stretchiness or elasticity inst...Talking robots, green buildings, and shockwave healing
...( tsteig@htisonar.com ) will present an acoustical technique for tracking the swimming patterns of downstream s...an federal agency, will discuss the use of a sonar technique called DIDSON (dual-frequency identification sonar), which produces images of fish using sound, for ...New gas sensors patterned with conducting polymer
...al Society,* the method may be useful as a general technique for reproducibly fabricating microdevices such as sensors for detecting toxic chemicals. Unlike most polymers, conducting polymers have the electrical and optical properties of metals or semiconductors. These materials are of increasing interest in m...Scientists use transcription factors to increase insulin production in diabetic mice
...el therapeutic target for diabetes." Although this technique is successful in mice, adenovirus cannot be used t...sary to modify the vector or to develop some other technique to deliver the transcription factor genes into humans.......using electron microscopy, was up to the task. The technique used, known as cryo-electron tomography, involved quick-freezing the viruses in liquid ethane, capturing snapshots of them at various angles and then combining the snapshots to create three-dimensional pictures. From dozens of these digitized 3-D pic...Toxic flame retardant accumulates in dolphins
...d to the carbon atoms of HBCD and a new analytical technique can distinguish between the different isomers. Using this technique, Boon and his colleagues discovered that only the alpha isomer accumulates in sea mammals such as dolphins. They used liver material from laboratory rats and a recently dead seal was...Multiple-drug resistant gene expression pattern predicts treatment outcome for pediatric leukemia
... colleagues used a comprehensive genetic screening technique to search for genes that are differentially expressed in ALL cells that demonstrated cross-resistance to two or more commonly used chemotherapeutic agents. The researchers identified several genes that were differentially expressed in ALL cells that ...Gene therapy completely corrects hemophilia in laboratory animals
...on University School of Medicine in St. Louis. The technique introduced into the animals' cells a gene that mak...istry and molecular biophysics. In addition, the technique using newborn animals had the advantage of not prompting an immune response, which in many other cas...Compound from Chinese medicine shows promise in head and neck cancer, U-M study finds
...xL in cisplatin resistance, the researchers used a technique called inhibitory RNA to shut off expression of Bcl-xL in the drug-resistant cells. These cells became sensitive to cisplatin when Bcl-xL was turned off, confirming its role in drug resistance. "We believe novel agents that target Bcl-xL can improve ...Method shows how precisely gene expression signals are copied in DNA replication
...ead author of a paper describing the new measuring technique in the April 19 edition of the Proceedings of the ...ter strand created during DNA replication. The new technique allows researchers to examine how faithfully this "maintenance" methylation is carried out across ge...Human cells filmed instantly messaging for first time
...o measure Src activity with this new visualization technique would be useful as a diagnostic test for many cancers," said Chien. The William J. von Liebig Center for Entrepreneurism and Technology Advancement at UCSD's Jacobs School has provided Chien and Wang with funding to commercialize the new visualizatio...Scientists develop technology to detect cancer
...oducts, and Methexis Genomics, uses a DNA analysis technique called methylation profiling to detect cells in the lung that are likely to become cancerous. There are a number of genetic mechanisms that can alter the characteristics of a normal cell and change it into a cancer cell. One of these mechanisms is m......er. The cancer killing effectiveness lies in their technique of arming a cancer-targeting antibody with the destructive potential of the dietary molecule otherwise known as "allicin." Allicin is the product of an interaction between an enzyme, alliinase, and the small chemical alliin, which occurs naturally i...Brain-mapping technique aids understanding of sleep, wakefulness
DALLAS April 21, 2005 The power of a new technique to map connections among nerve cells in the brain ...exin neurons has been a challenge. A brain-mapping technique developed recently by French scientists provided Dr. Yanagisawa and his research group new hope for ...A decade after launch, ERS-2's mission continues
...long with its archive is proving very useful for a technique called SAR Interferometry or InSAR. Growing in popularity, InSAR involves mathematically combining different radar images of the same spot to create digital elevation models (DEMs) and also revealing otherwise undetectable changes occurring between i...Pulsating ultrasound enhances gene therapy for tumors
...cerous cells, effectively "cooking" them. Under a technique introduced by King C.P. Li, M.D., M.B.A., from the National Institutes of Health (NIH), short pulses of HIFU can be used to prevent exposed tissue from becoming too hot and damaged. Pulsed-HIFU instead renders tissues permeable and helps target them ...New tool reveals secrets of migrating cells
...ly the cells move to their final destination." The technique could allow researchers in many fields of biology ... Two-photon imaging is a variation on the standard technique of labeling cells with fluorescent dye and then hitting them with a laser that makes the dye glow an...Scripps research scientists identify infertility molecule
...y embryos implanted directly into their wombs (the technique of in vitro fertilization). Despite the existence of these therapies, however, the molecular mechanisms that govern female infertility are not completely understood. In fact, the cause of infertility is not always easy to diagnose. Th...Researchers develop new method for facile identification of proteins in bacterial cells
...enzyme in a soup of hundreds of cell proteins. The technique avoids elaborate conventional sample preparation s...," he said. Halden and his colleagues tested their technique using Sphingomonas wittichii strain RW1, the only bacterium known to consume the backbone of toxic p...