Artificial antibodies created by new molecular imprinting process
...apable of performing similar feats. Now, a team of chemists at the University of Illinois at Urbana-Champaign, led by professors Steven C. Zimmerman and Kenneth S. Suslick, has developed a way of creating artificial antibodies. The process -- which they describe in the July 25 issue of the journal Nature -- ...ACS's JobSpectrum to help state labs fill public health jobs; fight terrorism
...PHL. "JobSpectrum will allow new and accomplished chemists to discover public health and public service opportunities in our state laboratories. The partnership will serve both our laboratories and our workforce, providing talented applicants to public health laboratories and allowing individuals to find job...UB scientists report fast, simple method of generating 'designer' RNA catalysts for proteomics
BUFFALO, N.Y. -- University at Buffalo chemists have developed a remarkably simple and effective biotechnological method for synthesis of novel proteins using amino acids that do not occur in nature by using unique, programmable ribozymes (enzymes made of RNA, or ribonucleic acid) that they evolve......called the Maillard reaction, better known to food chemists for making beer golden brown. Proteins in our skin interact with sugars to create brown or golden-brown compounds. DHA doesn't penetrate further than the outermost, dead layer of skin. Making sense of sunscreens : From moisturizers to lipsticks, sa...Chemical society convenes regional meeting in Spokane, Washington, June 20-22
...tion is highlighted at the meeting. ACS will honor chemists from Wyoming, Oregon, and Utah on June 20 for industrial innovations that improve global welfare, for stimulating and fostering diversity, and for exemplary teaching at the high school level. One ACS member has contributed to the commercial success o...Genetic engineering could salvage once-promising anti-cancer agents
...the deadly disease,thanks to research by a team of chemists at the University of Washington and in Germany. The agents, called maytansinoids, were first discovered in the 1970s whenscientists looked for tumor inhibitors in a rare Ethiopian plant. The samegroup of maytansinoids was later isolated from a new ba...New amino acid discovered; Fundamental building block of life
... a new fundamental particle or chemists discovering a new element. Two papers describing the discovery appear in the current issue of the journal Science. Prior to this, scientists had believed that there were only 21 natural ami...Researchers find synthetic molecules that may literally be the key to 'locking away' unwanted DNA
Research chemists have a found a class of synthetic molecules that c... now Dr. Mike Hannon & Dr. Alison Rodger, research chemists at the University of Warwick, have produced a large synthetic molecule, a Supramolecular Cylinder, w...Industry explores renewable resources, such as lignin
...02) -- At professional meetings worldwide, polymer chemists are organizing sessions to look at such renewable resources as starch; wood-derived cellulose, xylan, and lignin; chitin; and other carbohydrates. Increased use of lignin is one strategy being discussed at the 223rd national meeting of the American C...Chicago chemist wins national award for new research methods
...as a source of energy. Previous versions were what chemists call highly branched; that is, the structure of their atoms looked like tree branches and was difficult for bacteria to break down as food. The technologies developed by Mr. Vora at UOP for the production of linear alkylbenzenes ... have been critica...The path to a folded protein, long a subject of debate, appears in many cases to be long and winding
...fe so much so that a small army of biologists and chemists has devoted itself to better understanding the process. Each of the bodys 20 amino acids, the building blocks of proteins, is habitually attracted or repulsed by water; its largely these affinities that drive the as-yet-unpredictable contorting of p...X-ray analysis of shipwreck may help conservators save waterlogged artifacts
...rs called an emergency meeting with colleagues and chemists from Sweden, Denmark and Australia to seek solutions to a problem that threatens the Vasa and other famous finds including the Skuldelev Viking ships, the Bremen Cog, the Mary Rose and the Batavia. Collaborators in Sweden and at Stanford have analyze...Roll call: Study shows how bacteria signal a quorum
...backbone of nearly all biological molecules -- but chemists who were consulted said a molecule with carbon in that spot would be unstable. Hughson was trying to write up a scientific paper about AI2 on a Saturday morning in August when he became convinced that the troublesome atom must be boron, which is next...UC Riverside scientists discover wound-healing substance
...resent, Martins-Green's team is collaborating with chemists to modify the amino acids to obtain mimetics (compounds that mimic the function of other molecules via their high degree of structural similarity) that can still perform their function without being destroyed by enzymes in the wound. "Chemokines are ...In harshest environments, some proteins protected by 'alternate' folding mode
...d to some degree and then refold -- "breathing" as chemists call it. Whenever they do unfold, proteins risk attack by proteases designed to tear at newly exposed regions. But the alpha-lytic protease does not spontaneously fold into a ready-to-work shape. It must be bent into working condition by a catalyst...Drugs, electronics, and 'green' catalysts: The chemical year in review
...ng from computers to medicines to the environment, chemists published work in 2001 that opened new paths that ...rmful, if businesses adopt a catalyst developed by chemists from the University of Valencia. The green catalyst produces water as a byproduct; the current catal...After hooking toxin behind seafood poisoning, Science researchers may tackle prevention
...e architecture of the toxin has previously impeded chemists from completing its total synthesis. Hirama steppe...acted my attentionI thought that organic synthetic chemists should challenge this synthesis and could contribute towards the human health and development of bio...Ancient Chinese folk remedy may hold key to non-toxic cancer treatment
...mical reaction ensues, spawning charged atoms that chemists call free radicals. The free radicals attack cell membranes, breaking them apart and killing the single-cell parasite. About seven years ago, Lai began to hypothesize that the process might work with cancer, too. Cancer cells need a lot of iron to...Mutant proteins may be key to defeat chemical warfare
...cides harmless by breaking them apart. A group of chemists at Texas A&M University is now genetically modifying one of these enzymes, phosphotriesterase, to make it both faster and more selective. "We know that some natural enzymes have detoxifying properties, so we are trying to make them faster, better and...Researchers report on possible biological effects of deep-sea CO2 sequestration
...greenhouse gases involved in global warming. MBARI chemists have conducted some of the first experiments aimed at understanding the chemistry and physics of CO2 in the deep ocean. New biological studies are now underway to investigate the ecological effects of CO2 sequestration. "Many deep-sea organisms are ...