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synthesis in Biological News

High construction cost for cycads

... of these costs coupled with an excess in food synthesis to support plant growth. "These phenomena are ... investments by delaying the decline in food synthesis capacity that accompanies the leaf aging process. ... replace their leaves. For these species, food synthesis may be reduced to negligible levels in less than ...

Facile synthesis of nanoparticles with multiple functions advanced in Singapore

... of nanoparticles inexpensively. This new chemical synthesis has been recently published in Nature Materials ... in water may now become readily employed in the synthesis of nanoparticles. This new approach developed by ... phase was successfully applied towards the synthesis of a variety of metallic, alloy and semiconductor ...

New way to make sensors that detect toxic chemicals

... are made. Beach and Morris have devised a new synthesis method that yields very small particles -- which ... (billionths of a meter). Beach described the synthesis method in very simple terms. "Basically, you mix ... point, the material is ready to use. Most other synthesis methods require another additional step -- a ...

NTU professor discovers method to efficiently produce less toxic drugs using organic molecules

... small organic molecules as catalysts, in the synthesis process called organocatalysis. Such synthesis process takes place for example, during the ... achieved with the recycled catalyst) during the synthesis process thus increasing its yield/effectiveness. ...

An end to fear

... labile phase. During this phase, protein synthesis takes place that 'records' the memories. The ... no longer be altered. However, this protein synthesis also occurs when memories are retrieved from the ... was reactivated, as a result of which the protein synthesis occurred again. Just before the reactivation, the ...

Iowa State researchers developing clean, renewable energy for ethanol industry

... production. Both technologies will use the synthesis gas a mixture of carbon monoxide and hydrogen ... gas. The catalyst will be designed to convert the synthesis gas directly into ethanol. The project is ... biomass and produce a medium Btu gas (called synthesis gas) that a new catalyst can convert directly ...

How to move agriculture forward with limited water

... with an emphasis on originality, quality, and a synthesis of knowledge. Some of the book's topics include ... "A thoughtful book, with the indispensable synthesis that is missing from many similar titles," said ... critical transdisciplinary research, and its synthesis and quantification, through publication of ...

Illuminating biology: An evolutionary perspective

... Sciences (AIBS) and the National Evolutionary synthesis Center (NESCent) will convene a special symposium ... of Education and Outreach, National Evolutionary synthesis Center, Durham, NC 3:45-4:00: Wrap-up THE ... Evolution Symposia The National Evolutionary synthesis Center (NESCent) has information from past ...

Researchers find an essential gene for forming ears of corn

... or spi1, is involved the maize plant's synthesis of the growth hormone auxin. This chemical ... meristems emerge from an interplay between the synthesis of auxin by various cells and its motion between ... The spi1 gene has cousins that affect auxin synthesis and organ formation in Arabidopsis, but there are ...

Stevens awarded $1M for advanced biofuels research

... microchannel reactor to reform pyrolysis oil into synthesis gas. The project intends to use the novel reactor ... operating conditions to produce a high yield of synthesis gas using reduced energy. The project abstract, ... Monolith ATR of Pyrolysis Oil for Distributed synthesis Gas Production, was prepared and written by ...

Atomic structure of the mammalian 'fatty acid factory' determined

... have just been published in Science magazine. synthesis of fatty acids is a central cellular process that ... in higher organisms except plants fatty acid synthesis is catalyzed by large multifunctional proteins ... active sites responsible for iterative fatty acid synthesis and show how the flexibility of this large ...

Limiting fructose may boost weight loss, UT Southwestern researcher reports

... fat; however, once you start the process of fat synthesis from fructose, it's hard to slow it down," she ... from this study is powerful because body fat synthesis was measured immediately after the sweet drinks ... process the fructose pretty quickly. Fat synthesis from sugars may be worse in people who are ...

National Institutes of Health award Williams professor $217,710 research grant

... of Health (NIH) for "Asymmetric Methods for the synthesis of Pyran-Based Anticancer Natural Products." ... an efficient general strategy for the asymmetric synthesis of these types of complex molecular ... chemistry. His research is concerned with organic synthesis and its applications in biology and pharmacology. ...

Study of marine snail leads to new insights into long-term memory

... there is a specific presynaptic protein whose synthesis is actually regulated by postsynaptic calcium," ... this elevation of postsynaptic calcium causes synthesis of presynaptic proteins. In other words, the ... sides of the synapse, Glanzman said. "The synthesis of presynaptic proteins depends on postsynaptic ...

Uncharged organic molecule can bind negatively charged ions

... "What we've done is create an efficient synthesis that gives us access to a whole new family of ... Yongjun Li in Angewandte Chemie this week. "The synthesis is extremely modular, as well, so we imagine ... exclude any solutions. Flood also wanted the synthesis of such a molecule to be cheap, easy and ...

Scientists rebuild ancient proteins to reveal primordial Earth's temperature

... 40 years ago, the development of efficient gene synthesis has only recently enabled the synthesis of ancestral genes, said Sridhar Govindarajan, ... company that constructed the genes. Gene synthesis allows for a direct route from a calculated gene ...

Natural insecticide re-created in the lab

... at the University of Cambridge reports the first synthesis of azadirachtin, a natural compound that stops ... thus far been unsuccessful. The difficulty of the synthesis stems in part from the 16 stereocenters in the ... been interested in solving the problem of the synthesis of this compound for 22 years. Their endurance ...

Coal and black liquor can produce energy from papermaking

... papermaking industry's black liquor waste into synthesis gas is a better choice than burning it for heat, ... fuel science. "But it has more energy value as a synthesis gas which is then used to create other fuels." ... extract the inorganic chemicals and recycle them. synthesis gas or syngas can be made from a variety of ...

Munich researchers discover new target for tailored antibiotics

... of attack for custom-tailored antibiotics. Research into the bacterial synthesis of isoprene building blocks was initiated as early as 12 years ago by ... for developing substances that block the terminal step in the bacterial synthesis of isoprene building blocks, thereby killing pathogens in a very targeted ...

Ecological Society of America announces 2009 award recipients

... link human and ecological systems and advance sustainability science. In a synthesis paper and five original research papers, the special feature explores ... ecological regime shifts and the loss of ecosystem services. Turner's synthesis lays out the advances and challenges in the field of land change science. ...

New piece found in the puzzle of epigenetics

... domain consists of 52 repeats of a sequence of seven amino acids. For RNA synthesis the determining factor is whether and how specific amino acids of this region are modified biochemically. Thus, it is absolutely essential for the synthesis of snRNA that the amino acid serine at position 7 of this repeat sequence ...

MicroRNAs grease the cell's circadian clockwork

... property of these small molecules lies in their ability to inhibit the synthesis of specific proteins, thus allowing cells to reduce the activity of ... on the amplitude and duration of their expression. Conversely, the synthesis of miR-122 involves a transcription factor that is otherwise known for its ...

Scientists urge world leaders to respond cooperatively to Pacific Ocean threats

... of distress." The consensus statement was largely based on a synthesis of more than 3,400 scientific papers on the threats and impacts to the Pacific prepared by the Center for Ocean Solutions. The Pacific Ocean synthesis provides "a roadmap by which governments might chart a new course of ...

George M. Whitesides receives inaugural Dreyfus prize in the chemical sciences

... research in materials chemistry has become an essential part of materials synthesis programs around the world. "I'm particularly pleased and honored to ... chemists, to work through." Among Whitesides's many innovations are the synthesis and molecular organization of new classes of materials, pioneering ...

Fire is important part of global climate change, report scientists

... Physics (KITP) and the National Center for Ecological Analysis and synthesis (NCEAS), both based at UC Santa Barbara and funded by the National Science ... of forest." She explains the importance of the article: "This synthesis is a prerequisite for adaptation to the apparent recent intensification of ...

Singapore scientists synthesize gold to shed light on cells' inner workings

... explained Yuangang Zheng, Ph.D., IBN Senior Research Scientist. The synthesis of the gold nanoclusters does not involve toxic chemicals or high ... not involve toxic chemicals or high temperatures. In addition, the simple synthesis technique can be scaled up easily for mass production. "We are ...

Iowa State chemist synthesizes carbohydrates, launches startup company

... practice. But Pohl thinks she's found a solution. She's developed a synthesis technology that's predictable, automated and much more efficient. It can ... has advanced and accelerated DNA studies. Researchers predicted similar synthesis technologies would also work for carbohydrates, even though their ...

Understanding natural crop defenses

... detects other plants crowding in and gives the signal to switch on the synthesis of the plant growth hormone auxin reduces the plant's responsiveness to the hormone jasmonic acid, which orchestrates the synthesis of a whole array of defensive chemicals, the researchers report in an ...

Arctic heats up more than other places

... level rise can be expected to continue. A new comprehensive scientific synthesis of past Arctic climates demonstrates for the first time the pervasive ... The U.S. Geological Survey led this new assessment, which is a synthesis of published science literature and authored by a team of climate ...

IRB Barcelona to coordinate two European projects on biomedicine

... de Pouplana's project is that "we now have enough knowledge about protein synthesis in organisms such as the bacteria E.coli or the yeast Saccharomyces ... brought together experts from several fields: Plasmodium biology, protein synthesis processes, and advanced tools used in crystallography, bioinformatics, ...

Early-stage gene transcription creates access to DNA

... phase with a flurry of switches flicked "on" and then "off" as seen by the synthesis of non-coding RNA before the final "on" switch is tripped. The ... for the eventual production of the protein-encoding RNA. The transient synthesis of these non-coding RNAs serves to unfurl the tightly wound DNA, ...

NHGRI seeks DNA sequencing technologies fit for routine laboratory and medical use

... Diego, La Jolla $2.5 million (4 years) Genome Sequencing by Natural DNA synthesis on Amplified DNA Clones Building on recent advances in sequencing by synthesis in several laboratories, and this lab's advances in preparing very large ...

Turning waste material into ethanol

... high temperature and pressure in an oxygen-controlled atmosphere into synthesis gas, or syngas. Syngas is made up primarily of carbon monoxide and ... of applications, including process heat, electric power generation, and synthesis of commodity chemicals and fuels. "There was some interest in ...

Obesity predisposition traced to the brain's reward system

... rats, compared with obesity-resistant rats. Defects in brain dopamine synthesis and release were evident in rats immediately after birth," said Emmanuel ... release from nerve terminals. "We also measured regulators of dopamine synthesis and release in midbrain dopamine pathways," explains Brenda Geiger, first ...

EPA releases report on climate change and health

... and Development led the development of this report. It is one of 21 synthesis and assessment products commissioned by the U.S. Climate Change Science Program. The peer-reviewed report is the most up-to-date synthesis and assessment of scientific literature on the impact of global change on ...

Mitochondrial cholesterol makes response to chemotherapy difficult in hepatic cancer

... indispensable molecule for the cell membrane, and normally, its endogenous synthesis is closely regulated to prevent the accumulation of cholesterol, precisely ... hepatocarcinoma samples, such as the inhibition of the de novo cholesterol synthesis and its mitochondrial transport, researchers concluded that cholesterol ...

NIH awards $6.5 million grant to UT Southwestern to develop new antibiotic

... and have only three targets: DNA replication in bacteria, protein synthesis and synthesis of the cell wall. We are investigating a new target area in bacteria ...

Researchers decode genetics of rare photosynthetic bacterium

... a, and b, but also from about nine other forms of chlorophyll. The synthesis of chlorophyll by an organism is complex, involving 17 different steps in ... chlorophyll d with one of the genes, the mystery of chlorophyll d synthesis will be solved, and then the excitement will begin. The researchers ...

Researchers decode genetics of rare photosynthetic bacteria

... a, and b, but also from about nine other forms of chlorophyll. The synthesis of chlorophyll by an organism is complex, involving 17 different steps in ... chlorophyll d with one of the genes, the mystery of chlorophyll d synthesis will be solved, and then the excitement will begin. The researchers ...

Bacterium sequenced makes rare form of chlorophyll

... and b, but also from about nine other forms of chlorophyll. The synthesis of chlorophyll by an organism is complex, involving 17 different steps in ... chlorophyll d with one of the genes, the mystery of chlorophyll d synthesis will be solved, and then the excitement will begin. Blankenship ...
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