Scientists Identify Gene For Sexual Behavior In Male Flies
...ological sciences at Stanford and an expert on the molecular geneticsof sexual differentiation; Steven Wasserman, associate professor ofmolecular biology and oncology at UT Southwestern, an expert on themolecular genetics of fertility; Jeffrey Hall, professor of biology atBrandeis University and an expert on g...Disease Resistance Mechanism Identified in Plants
A molecular mechanism for plant disease resistance has been id...tion that there is a lock-and-key mechanism at the molecular level involved with the plant's ability to recognize and mount a resistance response to a pathogen,"...Mechanism For Disease Resistance Identified In Plants
A molecular mechanism for plant disease resistance has been id...tion that there is a lock-and-key mechanism at the molecular level involved with the plant's ability to recognize and mount a resistance response to a pathogen,"...Researchers Find How Disease-resistant Plants Recognize Bacteria
...nt major breakthroughs in the understanding of the molecular basis of how plants resist diseases. "The field of...s colleagues at Purdue struggled to understand the molecular mechanism of disease resistance. One puzzle was why the protein that provides resistance to infectio...Pinpoint Gene Control Holds Promise For Nervous System Studies
...says Brooks. "Then we alter it later and study the molecular andbehavioral changes. We can go into any region of the centralnervous system, at any time during adulthood, and make apermanent genetic modification." Such control is especially noteworthy in the brain becauseof its networking properties, notes...A Sensor, A Switch, A Zipper: Protein Engineers Design Potential Tool
...setting--act as a switch to activate genes or as a molecular zipper to join together proteins. The newly designed structure is featured in the cover article of the June 1996 issue of Nature Structural Biology . "This designed protein is novel because it res...New Nonviral Gene Therapy System Could Help Fight Cancer
...n mouse models, said Thomas E. Wagner, professorof molecular and cellular biology at Ohio University and aninventor of the T7 system. "We have expressed more than 30 different types of genesusing the T7 system, including genes that promote anti-canceractivity," Wagner said. The T7 vector gene therapy...The CIA Would Like To Know What Scientists Are Seeing Over The Rainbow
...as is the case in many cancers. Higher-resolution molecular techniques for visualizing chromosome regions, par...solated from cells. First, they applied different molecular "paints" to the chromosomes. The wavelengths of light, or emission spectrum, each painted chromosom...Scientists Determine 3-D Crystal Structure Of Cancer-Causing Protein
... the 20 aminoacids that make proteins, acting as a molecular switch that turns proteins offand on. In this study, Kuriyan and co-workers Frank Sicheri, Ph.D., and IsmailMoarefi, Ph.D., determined the three-dimensional structure of Hck, one memberof the Src family of very closely related tyrosine kinase......of the free radicals," said Robert L. Last, plant molecular biologist at the Boyce Thompson Institute and Cornell adjunct associate professor of genetics. Free radicals are atoms with unpaired electrons that are bad for the human immune system. "But our mutants lacking vitamin C had shriveled leaves. When g...Ten Years of Progress For Superfund Basic Research Program
...ine will also present theirfindings concerning the molecular and biochemical mechanisms ofdegradation and the m...arch team includes 12 faculty in thedepartments of molecular genetics and environmental health in theCollege of Medicine, the departments of chemistry and biolog...Molecular Imposter Rebuts Long
... of this genetic blueprint. But new researchwith a molecular imposter is calling some of these long-heldbeliefs into question. Results presented in the February 12issue of the Journal of the American Chemical Society suggest strongly that the precision of DNA copying has muchmore to do with DNA's shape and th...Fund Aims To Repay Developing Nations For Valuable Genes
...ing world. While the politicians wrangle, a young molecular biologist at the Universityof California, Davis, has quietly offered up a modest solution to the problem. Pamela Ronald ,an assistant professor of plant pathology, has initiated a novel mechanismthat pools university and industry resources to compe...Chemists Compute Answers To The Origin Of Gout
...eas for study by providing insights into the basic molecular make up and reactivity of chemicals - and for dangerous or sensitive species, modelling is completely safe.Other projects currently under way at the new group are: A study of how nitrogen gas binds to natural enzymes and is converted to fertiliser ...Scientists Urge Further Study Of Alarming Coral Reef Decline
...ve been few studies to detailthe phenomenon at the molecular and cellular levels. Also lackingare studies aimed at uncovering possible environmental causes. "We believe our ability to understand and possibly remedythis complex global problem will be accelerated as toxicologistsbegin to address these issue......ent of cases. "This discovery explains the molecular mechanisms for interferon resistance, and points the way to a potential new target for therapeutic drugs to treat hepatitis C," said the principal investigator, Dr. Michael G. Katze (kates), UW professor of microbiology and associate director of the ...Biosensor Is A Model For Widespread Testing Of Chemicals, Molecules
.... The idea of exploiting proteins to use as molecular diagnostic deviceshas been around for a long time,... researchers werelooking for a special spot on the molecular surface of the protein wherethey could hook up the reporter molecule. They planned to use a fluoroph...Method Eases Making Amino Acids Critical In Medicinal Chemistry
...al research associate, uses a process of transient molecular bondingcalled chiral ligand binding. In this synthetic approach, an auxiliary molecule the ligand binds to a lithium ion, which is associated withan amine derivative present in the solution, to make a complex. Becausethe ligand is chiral, ...Scientists Trace Roots Of Protein That Keeps Antarctic Fish From Freezing
...ing C. (Chris) Cheng of the U. of I. department of molecular andintegrative physiology. "They are taken and rea...cularevolution. Demonstrations of this sort at the molecular level are rare andnoteworthy." Evolution of the antifreeze gene in the Antarctic fishes had a great......ent years basedon that theory. However, subsequent molecular genetics studies have indicatedthat while pectin may determine other aspects of fruit quality, it is notthe primary determinant of fruit softening, according to Rose, who hopesthat the expansins may hold the key to controlling fruit softening. Rose ...