They then isolated the active compounds,
studied their chemical structures and engineered more potent derivatives.
Scientists are
studying the chemical structure of this goo to make better surgical adhesives.
Not exact matches
Now
studies show that although lignans»
chemical structure is like estrogen, they don't act like estrogen in the body.
Hone adds, «We are just starting to dream about other uses for these
structures — for example, as micro-hotplates that can be heated to thousands of degrees in a fraction of a second to
study high - temperature
chemical reactions or catalysis.»
All
studies that make use of
chemical compounds (including pharmaceutical research) must disclose the full
structures of those compounds, including stereochemistry if known.
The methods enable us to do this under relevant and even real operation conditions and, hence, to directly adjust the catalytic activity of materials,» says Andreas Gänzler, scientist of KIT's Institute for
Chemical Technology and Polymer Chemistry (ITCP) and main author of the
study «Tuning the
Structure of Platinum Particles on Ceria In Situ for Enhancing the Catalytic Performance of Exhaust Gas Catalysts» published in the latest issue of the journal Angewandte Chemie (Applied Chemistry).
In materials science, researchers rely on a similar phenomenon to
study the
structures of materials that will eventually be used in
chemical catalysis, batteries, solar applications and more.
«We found that the surfaces and crystal
structures inside these vents act as catalysts, encouraging
chemical changes in the material that settles on them,» says Nathan Hollingsworth, a co-author of the
study.
«Although this Edisonian approach is useful for a posteriori understanding of the factors that govern assembly,» notes Kumar,
Chemical Engineering Department Chair and the
study's co-author, «it doesn't allow us to a priori design these materials into desired
structures.
«The findings are noteworthy not only because this
chemical reaction simplifies the laboratory preparation of such species, but also because our
study reveals a unique mode of reactivity associated with metal - carbon bonds that are embedded in complex carbon - based
structures.
For the
study, the Bohn worked closely with TSRI chemist Thomas Bannister, PhD, to develope new potential drug molecules; they then tweaked their
chemical structures to systematically vary the «bias» between the two pathways — G protein signaling and beta - arrestin recruitment.
The first author of the article, «Synthesis,
Structure, and Catalytic
Studies of Palladium and Platinum Bis - Sulfoxide Complexes,» published online ahead of print in the American
Chemical Society (ACS) journal Organometallics, is Emma E. Drinkel of the University of Zurich in Switzerland.
«These
structures work more or less like little rockets,» says
chemical engineer Giuseppe Battaglia, also of University College London, and the
study's senior author.
Knowing how the internal and surface
structure of a battery material changes over a wide range of
chemical compositions will aid future
studies on cathode transformations and could also lead to the development of new battery materials.
I had some advantages: First - principles electronic
structure theory — in which the
structure and properties of
chemical compounds are calculated by solving the Schrödinger equation — had just matured enough to allow the
study of materials that I thought might be good multiferroics candidates.
Next, they
studied the proteins with which they interact and their
chemical structure.
Many animal
studies have demonstrated that several classes of flame retardants act as endocrine - disrupting
chemicals and interfere with thyroid homeostasis (function), partly because they share a similar
chemical structure with thyroid hormones, Sosa said.
He examines several well -
studied receptors — the bacterial aspartate receptor (Tar), human epidermal growth factor receptor (EGFR), and human brain - derived neurotrophin receptor (BDNFR)-- and comes to a conclusion that they all have similar
chemical structures with or without their corresponding ligands.
«Most previous
studies have focused on using one technique at a time, even though we have evidence that there are alterations in the brain in autism in terms of
structure, white - matter connectivity, and brain
chemical concentrations.
But she's making slight tweaks to their
chemical structures to try to reduce those off - target effects, with the hope that one day the molecules could be
studied in patients.
Martin Lercher of the University of Bath in England and his colleagues
studied a benign strain of Escherichia coli to see how the common intestine dweller picked up new parts for its metabolic network — the internal system of
chemical reactions that produce the necessities of life, such as amino acids or cellular
structures.
These
studies show that the DNA found inside mitochondria, the cellular
structures whose job is to provide cells with energy, is particularly vulnerable, most probably because they handle oxidative
chemical reactions.
A more generalized version of the technique, nuclear magnetic resonance (NMR), also offers enormous benefits, enabling scientists to characterize the
chemical compositions of materials as well as the
structures of proteins and other important biomolecules without having to penetrate the objects under
study physically.
A 2015
study found this
chemical is good at forming the stable, flexible
structures needed to build a type of cell membrane.
Although carbon has been subjected to far more
study than all other elements put together, the buckminsterfullerene hollow - cage
structure, recently proposed to account for the exceptional stability of the C60 cluster, has shed a totally new and revealing light on several important aspects of carbon's
chemical and physical properties that were quite unsuspected and others that were not previously well understood.
In order to investigate the formation of the extremely low - volatility organic compounds the team has
studied five abundant biogenic organic compounds with different
chemical structures.
Gulf War veterans with low - level exposure to
chemical weapons show lasting adverse effects on brain
structure and memory function, reports a
study in the October Journal of Occupational and Environmental Medicine.
Other scientists working at his institute, the U.S. Army's Edgewood
Chemical Biological Center, have been
studying these stable porous
structures, and were working with one called UiO - 66 that was made up of terephthalic acid, a known visible obscurant.
This so - called beta - GeSe compound has a ring type
structure like graphene and its monolayer form could have similarly valuable properties for electronic applications, according to the
study published in the Journal of the American
Chemical Society.
Ten exoskeleton specimens were
studied, and experimental analyses were performed using laboratory techniques including scanning electron microscopy and electron diffraction spectroscopy, revealing details about the
structure and
chemical composition.
The microscope will allow detailed
study of
chemical and biological
structures with nanosecond to microsecond temporal resolution.
The
study of hydrogen is of great importance to astronomers: hydrogen is the most abundant
chemical element in the Universe, where it is present as a gas, and
studying its distribution in the Milky Way can help astronomers reveal the
structure of our galaxy.
«It was striking to be able to directly measure and theoretically characterize the
chemical structure of reaction intermediates in this complex system,» said Felix Fischer, Professor for Chemistry at the University of Berkeley California and co-lead author of the
study.
A recent
study demonstrates that the use of virtual tools is an efficient way to discover
chemical structures with the ability to inhibit enzyme activity.
While the finding will provide a new angle for scientists to
study the
chemical composition and
structure of rocky planets, the possibility that life may have contributed to the inferred mineralogy certainly intrigued the team.
These extended, cool and hence red stars are key targets for stellar evolution
studies as well as galactic
studies for several reasons: a) many stars go through a red - giant phase; b) red giants are intrinsically bright; c) large stellar internal
structure changes as well as changes in surface
chemical abundances take place over relatively short time; d) red - giant stars exhibit global intrinsic oscillations.
She received her bachelor's degree in
chemical engineering at the University of Colorado, Boulder and did her Ph.D. work at Colorado School of Mines focusing on in - depth experimental and modeling
studies on high temperature pyrolysis of hydrocarbons and the effects of temperature and fuel
structure on conversion, hydrogen production, reactivity, and deposit formation under solid oxide fuel cell operating conditions.
He holds a Tier 1 Canada Research Chair in
Chemical Biology and
studies bacterial molecular genetics and cell
structure biogenesis.
While early research forced many to shy away from coconut oil, epidemiological
studies reveal that, despite coconut oil's saturated fat content, populations who regularly use coconut and coconut oil in their diets experience considerable value of this substance in promoting wellness due to it's unique
chemical structures.
It began with the research of Richard Willstätter, a German chemist who
studied the
chemical composition of chlorophyll in 1913 and found that its
structure is very similar to that of heme, the oxygen - transporting part of hemoglobin in blood.
In a
study, the antioxidant capacity of curcumin was compared to 15 compounds that were similar in
chemical structure.
About Blog ACS Nano reports on fundamental research in all branches of the theory and practice of nanoscience and nanotechnology, providing rapid disclosure of the key elements of a
study, publishing preliminary, experimental, and theoretical results on the physical,
chemical, and biological phenomena, along with processes and applications of
structures within the nanoscale range.
Studies show that the overwhelming cause of wildlife depletion is destruction of natural habitat due to manmade
structures,
chemical pollution, pesticides and drought — not feral cats.
Coverage includes experimental and theoretical reports on quantitative
studies of
structure and thermodynamics, kinetics, mechanisms of inorganic reactions, bioinorganic chemistry, and relevant aspects of organometallic chemistry, solid - state phenomena, and
chemical bonding theory.
About Blog ACS Nano reports on fundamental research in all branches of the theory and practice of nanoscience and nanotechnology, providing rapid disclosure of the key elements of a
study, publishing preliminary, experimental, and theoretical results on the physical,
chemical, and biological phenomena, along with processes and applications of
structures within the nanoscale range.
Materials scientists
study the
structures and
chemical properties of various materials to develop new products or enhance existing ones.
And philosophers do
study strange things, like this: -LSB-...] The sequence of
chemical reactions that enable aqua regia to dissolve gold is remarkable, and depends on
chemical structures, but the unique ability to dissolve gold is an emergent property, of a sort that essentialists have not much discussed.
They
study the properties and
structures of metals, ceramics, plastics, composites, nanomaterials (extremely small substances), and other substances in order to create new materials that meet certain mechanical, electrical, and
chemical requirements.
These experts are employed by various industries and complete tasks such as monitoring
chemical reactions, using microscopes, designing
structures,
studying product performance, and writing process guidelines.
Exceptional insight into
studying the forms and
structures of bodily organs and tissues through systematic observation and dissection, along with demonstrated expertise in investigating the
chemical structure and function of living cells, and their isolated components, make me an excellent choice to hire as a life scientist at your organization.