Tag: "class" at biology news
32 new grants made for innovative technology R&D
...lty Fiber for High-Power Fiber LasersDevelop a new class
of components and manufacturing technologies for b...iagnosis and Therapy of Breast CancerDevelop a new class
of breast cancer diagnostic and therapeutic antibodies unique in their ability to recognize tumor pr...
How roots control plant shoots
...nt experiments indicated an unknown member of that class
of hormones is responsible. Because a carotenoid named zeaxanthin made mutant plants even more abnormal, the researchers suspect the unknown chemical is derived from zeaxanthin. Future studies will try to determine more about BPS1 functions, identi...
Plants provide model for new shape-changing materials
... of researchers exploring the development of a new class
of materials that will use plant protein structure...of the nastic structure concept will provide a new class
of materials based on the direct conversion of biochemical energy into mechanical work. In this mann...
NIH awards Emory and Georgia Tech $10 million for partnerships in cancer nanotechnology
...gram in cancer nanotechnology and to develop a new class
of nanoparticles for molecular and cellular imagin... molecular signatures with clinical outcome; a new class
of nanoparticles for molecular profiling of cancer; and imaging microscopes and software that are in...
Is Interleukin-6 the 'holy grail' of exercise mediation?
... tissue. In their quest for this magic trigger, or class
of effectors, it's been referred to as the "work stimulus," "work factor" or the "exercise factor." Bente Karlund Pedersen, professor of internal medicine at Rigshospitalet and leader of the Muscle Center at the University of Copenhagen, Denmark, and...
Yale scientists find cooperative RNA switches in nature
...ntifies a new riboswitch (RNA regulatory sequence) class
in bacteria that operates as a rare "ON" switch fo...this year they reported in the journal Nature on a class
of riboswitch that are ribozymes and catalyze their own feedback loop. The work received the highest...
Study in Royal Society journals presents evidence for inherited factors in homosexuality
...s. We examined the level of diversity at three MHC class
II loci in the wolf population of Scandinavia, a population naturally recolonised with a genetic contribution from as few as three founders, and in four neighbouring wolf populations. The bottlenecks and fragmentation noted in wolf populations in Eur...
UNC scientists identify sticky protein in sickle cell red blood cells
... the door to possible therapies. Inhibitors of the class
of proteins to which Alpha-4Beta-1 belongs, the integrins, are being tested for use in diseases such as Crohn's disease, and these inhibitors are now attractive and rational therapies for sickle cell disease," said Parise. ...
Highlights of American Anthropological Assoc. meeting
...of border residents; another on murders of working class
women. (1.45-3.30 p.m.). Building Mesoamerica: The origins of monumental architecture: This session brings together archeologists who study "first generation"monuments. (4-5.45 p.m.) MEDIA NOTES: Pre-registration: repo...
Antibiotic identified as potential anti-cancer candidate
...d proliferation. They have designed and created a class
of new actinonin-based Pdf inhibitors, and have demonstrated that they selectively inhibit growth in several human tumor cell lines. They further demonstrate that human tumor growth in mice can be suppressed by these Pdf inhibitors and suggest a mec...
An old adage about apples finds scientific backing
...iers in Cancer Prevention Research meeting here, a class
of polyphenols called procyanidins found in apples... The scientists then exposed cancer cells to each class
of polyphenols, followed by tests to determine their effects on certain biochemical markers and tumo...
Zebrafish may offer researchers powerful new tool for studying innate immunity
...rched the genome of the zebrafish and identified a class
of genes, called novel immune-type receptor (NITR) genes, which are predicted to be capable of recognizing a wide range of surface molecules. A portion of the NITR genes is very similar to variable region genes of antibodies and T-cell receptors, but...
Genetically modified parasite lets researchers probe immune system's memory
...logy. Researchers also found evidence that another class
of T cells may stay primed to fight a new infection when a small remnant population of parasites persists. Beverley speculates that the presence of this second type of T cell, along with the central memory T cell, may be key to providing full protect...
OHSU study: Bacterial switching mechanism key to survival
...ll, could someday lead to the development of a new class
of drugs that disrupt a crucial mechanism that bacteria use to adapt to available energy sources, and essentially starve these pathogens to death. Using X-ray crystallography to examine the three-dimensional structure of proteins in atomic-level deta...
Sandbagging cancer in the bloodstream
...r colleagues report the dramatic effect of using a class
of compounds known as Src kinase inhibitors to treat metastatic cancer in mice. Rather than conventional chemotherapies, which target the tumor cells, Cheresh and colleagues suggest a new approach that would increase the protective barrier strength o...
Paratek Pharmaceuticals presents multiple sclerosis data at Society for Neuroscience annual meeting
...ts of preclinical studies demonstrating that a new class
of compounds, orally available non-antibacterial t...-documented safety profile. This new, proprietary class
of non-antibacterial tetracycline compounds will avoid the negative consequences associated with lon...
JCI table of contents November 1, 2004
...arily because of its highly metastatic nature. One class
of proteins called semaphorins could play a role in the development of tumor metastasis as they have been shown to block the migration of some cell types in culture. Michael Klagsbrun and colleagues, from Harvard Medical School, examined semaphorin 3...
Asymmetric organs and microRNA-directed DNA modification
...e inhibition via DNA methylation. MicroRNAs are a class
of very small genes that do not code for proteins but instead act as regulators that can inhibit gene transcription. The new paper shows that interaction between the microRNA and a newly transcribed mRNA molecule is required for DNA modification at ...
MicroRNA study points to novel path for treating diabetes
...sity. MicroRNA genes are a newly discovered large class
of regulatory genes that do not encode proteins. Although these genes are present in virtually all multi-cellular organisms, their biological function had been largely unclear. In the study, microRNA miR-375 was found to regulate insulin secretion. N...
New gene target found for common brain tumors in children
...tigators are testing more potent drugs of the same class
and developing new ones that block only the Notch2 pathway. No clinical trials with any drug have yet been planned, the researchers emphasize. Scientists say that gene amplification - a process in which cells make too many copies of a gene -- i...
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