Macromolecules in Biological News

Artificial cells, simple model for complex structure

... said Keating. Cytoplasm is usually filled with macromolecules of proteins, nucleic acids and carbohydrates. ... proteins, are all competing for the same space. macromolecules have long chains of atoms, sometimes branching ... When faced with another large molecule, these macromolecules cannot occupy the same area and so they draw ...

American Chemical Society's Weekly PressPac -- April 22, 2009

... polymer may facilitate recycling of hard-to-dispose plastic macromolecules Researchers in The Netherlands are reporting development of a new ... society's growing heaps of electronic waste. Their study appears in ACS' macromolecules , a bi-weekly journal. Antonius Broekhuis and colleagues note in the ...

Radiation, nanotechnology, health care and more

... public's potential exposure. Other topics include improving the use of macromolecules in cancer therapy and the impact of nanotechnology on healthcare, ... ) has developed a new technology to improve the utilization of therapeutic macromolecules in cancer therapy in a site-specific manner. Called photochemical ...

Baylor researchers unravel mystery of DNA conformation

... accompanied by a cloud of counterions (charged particles that neutralize the genetic material's very negative charge) and, of course, the protein macromolecules that affect DNA activity. "Many models and experiments have been interpreted with the static model," said Dr. Lynn Zechiedrich ( ...

Springer and Japanese Society of Biorheology to work together

... both in print and electronically. Basic science and its applications in the broad field of biorheology will be covered, including the rheology of macromolecules as well as cell, tissue, organ and food rheology. Coverage also includes biorheological analysis of pathological processes and their clinical ...

AVS 55th International Symposium & Exhibition, Oct. 19-24

... TINY SYSTEMS FOR GROWING AND STUDYING CELLS ... present microfluidic systems for cell ... [and] for quantitative microinjection of macromolecules and nanoparticles into living ... See: http://www.avssymposium.org/paper.asp?abstractID=31 . TUNABLE MICROEDDIES TRAP CELLS ... ...

Broad Institute awarded grant to develop chemical probes for human biology and disease

... the march to new medicines in a magical way." The molecules of life come in a variety of shapes and sizes. At one end of the spectrum are large macromolecules such as DNA, RNA, and proteins. At the other end are a plethora of chemical compounds that exert effects on human biology by virtue of their ...

American Chemical Society's Weekly PressPac -- May 28, 2008

... Email: gysun@ucdavis.edu ARTICLE #4 FOR IMMEDIATE RELEASE Nano-tech process produces plastics that are 10 times more stretchable macromolecules Move over, Rumplestiltskin. Researchers in China report the first successful electrospinning of a type of plastic widely used in automobiles and ...

Protein data bank archives 50,000th molecule structure

... users. The RCSB PDB presents a comprehensive website and database that lets users search, analyze and visualize the structures of biological macromolecules and their relationships to sequence, function and disease. In addition, it features a Molecule of the Month series, which recently published its ...

For the paper trail of life on Mars or other planets, find cellulose

... desert. The age of the cellulose microfibers we describe in the study is estimated to be 253 million years old. It makes these the oldest native macromolecules to date to have been directly isolated, visualized and examined biochemically, said Griffith, who is also a virology professor at the UNC Lineberger ...

Biophysical Society announces new and notable symposium speakers

... in the nuclear pore complex (NPC) and gained insights into the assembly's evolution and architectural principles. The NPC controls the access of macromolecules in and out of the cell nucleus. The approach can, in principle, be applied to resolve the architectures of many other macromolecular complexes. ...

New book presents methods to poke and prod individual molecules

... an entire population of molecules to capture an average of whats happening. But using single-molecule techniques, scientists are now able to examine macromolecules in singulo one by oneand obtain astonishingly clear views of discrete molecular and cellular events. These high-tech methods have primarily been ...

Health costs soar as 60 million Americans classed as obese

... A new method for manipulating macromolecules has been developed by researchers at the University of Illinois at ... to control their folding. Importantly, the process of manipulating macromolecules with DNA constraints can be either reversible or irreversible, depending ...

UN successfully tests 'green' pesticide against locusts

... A new method for manipulating macromolecules has been developed by researchers at the University of Illinois at ... to control their folding. Importantly, the process of manipulating macromolecules with DNA constraints can be either reversible or irreversible, depending ...

DNA constraints control structure of attached macromolecules

... A new method for manipulating macromolecules has been developed by researchers at the University of Illinois at ... to control their folding. Importantly, the process of manipulating macromolecules with DNA constraints can be either reversible or irreversible, depending ...

New synthetic self-assembling macromolecules mimic nature

... skin. But when scientists devise new ways for molecules to self assemble into new materials, it is an important achievement. Researchers with the macromolecules and Interfaces Institute (MII www.mii.vt.edu ) at Virginia Tech report such a development in the online issue for the Journal of the American ...

Cancer cells forming blood vessels send their copper to the edge

... copper is stored and used can happen so rapidly during angiogenesis, then the interactions of metal ions, such as copper, with the proteins and macromolecules that bind them in the cell must have very fluid dynamics themselves. ...

Superconducting magnet attracts molecular research

... of real estate on the Brandeis University campus is a facility containing a state-of-the-art superconducting magnet for use in researching biological macromolecules such as DNA, RNA, enzymes and other proteins. The installation of the gleaming 800 MHz German-made Bruker magnet was recently completed in a ...

Scientists characterize proteome of human cornea

... A group of inherited corneal disorders including granular and lattice corneal dystrophies are characterized by deposition of insoluble and opaque macromolecules in the cornea. Other disorders associated with loss of corneal transparency arise from cornea swelling (Fuchs' dystrophy) or thinning and change of ...

Visceral Leishmaniasis: Successful Vaccine Trial In Dogs

... Médecine et Armées, 22 (1), 99 and Merlen T, Sereno D, Brajon N. and Lemesre J.L. (1999). Leishmania Spp: completely defined medium without serum and macromolecules (CDM/LP) for the continuous in vitro cultivation of infective promastigote forms. Am. J. Trop. Med. Hyg., 60 (1), 41-50. Brevets : Lemesre J.L. ...

Navigating an integrated yeast network

... ?recurring complex patterns that encompass multiple occurrences of network motifs ?allows the building of 'thematic maps' of interactions between macromolecules that can be tied to biological phenomena and may help represent more fundamental network design principles than do simple motifs. Zhang et al. ...