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Biology Articles » Biophysics

Biophysics

Biophysics (also biological physics) is an interdisciplinary science that applies the theories and methods of physical sciences to the study of the structures and processes of organisms, for instance, creating mechanical limbs and nanomachines to regulate biological functions.


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Biophysics Articles

H++: a server for estimating pKas and adding missing hydrogens to macromolecules
This paper describes the freely available web server http://biophysics.cs.vt.edu/H++, which is designed to automate prediction of pKa and protonation states of ionizable residues in macromolecules...

Date: 7 Dec 2007, Rating: not rated, 6 pages

Bacterial metapopulations in nanofabricated landscapes
The authors have constructed a linear array of coupled, microscale patches of habitat.

Date: 7 Dec 2007, Rating: not rated, 8 pages

Liposomes: from biophysics to the design of peptide vaccines
This is a brief overview of the structural, biophysical and pharmacological properties of liposomes and of the current strategies in the design of liposomes as vaccine delivery systems

Date: 7 Dec 2007, Rating: not rated, 3 pages

Finite-time-singularity with noise and damping
The study might be of relevance in the context of hydrodynamics on a nanometer scale, in material physics, and in biophysics.

Date: 7 Dec 2007, Rating: not rated, 7 pages

Untreatable Pain Resulting from Abdominal Cancer: New Hope from Biophysics?
To investigate a possible new method based on biophysical principles (scrambler therapy) to be used in the effective treatment of drug-resistant oncological pain of the visceral/neuropathic type

Date: 6 Dec 2007, Rating: not rated, 8 pages

In Silico Reconstitution of Listeria Propulsion Exhibits Nano-Saltation
A computational model of Listeria monocytogenes propulsion that explicitly simulates a large number of monomer-scale biochemical and mechanical interactions.

Date: 6 Dec 2007, Rating: not rated, 10 pages

Scientists Activate New Cancer Drug Using Light And Oxygen
Researchers at the Ontario Cancer Institute at Princess Margaret Hospital have successfully proven that cancer cells alone can be killed by a new cancer drug that is triggered by a laser light, a process known as photodynamic therapy

Date: 5 Dec 2007, Rating: not rated

Novel 'Canary On A Chip' Sensor Measures Tiny Changes In Cell Volume; Provides Assay Results In Minutes
A novel technology that can test cells in minutes for responses to any stimulus, including antibiotics, pathogens, toxins, radiation or chemotherapy, has been developed by scientists at the University at Buffalo.

Date: 5 Dec 2007, Rating: not rated

Rochester Scientists Develop Fast-working Biosensor
University of Rochester Medical Center scientists have demonstrated a new technology that accurately and rapidly detects the meat-spoiling and sometimes dangerous E. coli bacteria.

Date: 5 Dec 2007, Rating: not rated

In harshest environments, some proteins protected by 'alternate' folding mode
Beset by peers trying to tear them apart, proteins known as proteases constantly risk destruction.

Date: 5 Dec 2007, Rating: not rated

Unified theory relates microbial metabolism to lab and field
The ability to describe the rates at which microbial populations metabolize in the natural environment has been limited by the lack of a general theory of microbial kinetics.

Date: 5 Dec 2007, Rating: not rated

University of Iowa team discovers first moisture-sensing genes
Researchers in the University of Iowa Roy J. and Lucille A. Carver College of Medicine have discovered the first two genes involved in moisture sensing (hygrosensation).

Date: 5 Dec 2007, Rating: not rated

A boost for solar cells with photon fusion
An innovative process that converts low-energy longwave photons (light particles) into higher-energy shortwave photons has been developed

Date: 13 Jun 2007, Rating: 4.00

New tool reveals secrets of migrating cells
Two-photon imaging gives real-time video of cells in living tissue

Date: 13 Jun 2007, Rating: not rated

New designer lipid-like peptide with lipid nanostructures for drug delivery systems
Currently, many anticancer drugs are difficult to deliver to patients due to their difficulty to be soluble in water.

Date: 13 Jun 2007, Rating: not rated

Together, biological membranes prevail
Compartmentalization in cells is achieved by lipid membranes. Membrane fusion is an elementary biological event which comes in various forms.

Date: 13 Jun 2007, Rating: 5.00

The Case of the Noisy Neurons
The autho suggests that what appears as noise in the experiments are signals from other parts of the cortex—that is, noise is in the eye of the beholder.

Date: 2 Jun 2007, Rating: not rated

Bronchospasm and its biophysical basis in airway smooth muscle
The topics addressed in this review are intended to highlight recent discoveries that bring airway biology and smooth muscle biophysics into the same arena once again.

Date: 2 Jun 2007, Rating: not rated, 10 pages

Disentangling Sub-Millisecond Processes within an Auditory Transduction Chain
The authors presented a novel technique to disambiguate single processing steps within a larger sensory transduction sequence and to analyze their detailed temporal structures.

Date: 2 Jun 2007, Rating: not rated, 8 pages

Surface dynamics in living acinar cells imaged by atomic force microscopy: Identification of plasma membrane structures involved in exocytosis
Their study suggests depressions to be the fusion pores identified earlier in mast cells by freeze-fracture electron microscopy and by electrophysiological measurements.

Date: 2 Jun 2007, Rating: not rated, 7 pages