University At Buffalo Biophysicists Discover High-Speed Motility In Cells In Response To Voltage Changes
Biophysicists studying the motility of cells have shown that simple cells react in less than a millisecond to changes in membrane voltage, a property scientists have thought was confined to highly specialized cells such as the cochlear outer hair cells re

Membrane Protein Research Yields New Insights Into Inner Workings Of The Cell
Biophysicists have discovered that membrane proteins give rise to unique patterns of signals in their nuclear magnetic resonance (NMR) spectra.

University At Buffalo Researchers Develop Novel Way To Study Dynamics Of Receptor Proteins
Proteins, the workhorses of human cells, exist primarily in two stable states: inactive and active. In order to perform their assigned tasks, they must be triggered to change into the active state.

Physicists Turn Single Molecules Into Working Transistors
Physicists have discovered how to turn single molecules into working transistors...

Alternative Energy: New Way To Take A Bite Of Sunlight
Scientists in Germany are reporting that the photonic crystal structure of dentin was their inspiration to propose a new method for harvesting sunlight to produce electricity.

Altering the biochemical state of individual cultured cells and organelles with ultramicroelectrodes
The authors describe an efficient technique for the selective chemical and biological manipulation of the contents of individual cells.

Water properties from first principles: Simulations by a general-purpose quantum mechanical polarizable force field
In this article the authors present an improved form of the force field, QMPFF2, and apply it to simulations of liquid water.

Membrane Electroporation: A Molecular Dynamics Simulation
This study is believed to capture the essence of several dynamical phenomena observed experimentally and provides a framework for further developments and for new applications.

NIST scientists use electron beam to unravel the secrets of an 'atomic switch'
New findings improve construction tools and knowhow for nanoscale devices ...

Nano machine switches between biological and silicon worlds
News: Specific sensors, which emit electrons, can tell if the biological motor is working, so the switch links the biological world with the silicon world of electronic signals.

Bioelectronic ‘signatures’ hold key to DNA mutations
News: A new method to identify DNA mutations may shepherd in an era of small, portable, electronic devices for the rapid screening and identification of genes that harbor disease.

UC San Diego Physicists Observe New Property of Matter
Physicists observed the spontaneous production of coherence within “excitons,” the bound pairs of electrons and holes that enable semiconductors to function as novel electronic devices.

ASU researchers 'wire' DNA to identify mutations
News: A team of ASU researchers led by Nongjian Tao and Peiming Zhang has developed a new, breakthrough technique for the detection of DNA mutations.

Yale Study Pinpoints How Plants Adjust To And Grow In Various Lighting Conditions
Researchers have identified how plants adjust their growth patterns to adapt to various lighting environments

The theoretical limits of DNA sequence discrimination by linked polyamides
This report analyzes the theoretical limits of DNA sequence discrimination by linked polyamides composed of two to four different types of heterocyclic rings

Nanopore Method Could Revolutionize Genome Sequencing
News: A team led by physicists at the University of California, San Diego has shown the feasibility of a fast, inexpensive technique to sequence DNA as it passes through tiny pores.

Heat Damage To "Photosynthesis Engine" In Symbiotic Algae May Be Among Major Causes Of Coral Bleaching
Recent studies have strongly implicated the gradual warming of ocean temperatures as a major cause of coral reef bleaching.

Theoretical considerations on the "spine of hydration" in the minor groove of d(CGCGAATTCGCG) d(GCGCTTAAGCGC): Monte Carlo computer simulation
A theoretical description of aqueous hydration in the minor groove of a B-form DNA is presented on the basis of a liquid-state Monte Carlo computer simulation

Magnetism and mimicry of nature hold hope for better medicine, environmental safety
News: Critical advances in medicine and environmental protection promise to emerge from a new method for biochemical analysis of fluids developed by an international science team.

Nonlinear elasticity, proteinquakes, and the energy landscapes of functional transitions in proteins
Large-scale motions of biomolecules involve linear elastic deformations along low-frequency normal modes, but for function nonlinearity is essential. In addition, unlike macroscopic machines, biological machines can locally break and then reassemble durin