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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

Multiple intermediates in SNARE-induced membrane fusion
Membrane fusion in eukaryotic cells is thought to be mediated by a highly conserved family of proteins called SNAREs

Date: 4 Nov 2008, Rating: 5.00, 7 pages

Brownian Motion Under The Microscope
An international group of researchers have demonstrated that Brownian motion of a single particle behaves differently than Einstein postulated one century ago.

Date: 4 Nov 2008, Rating: 3.00

Controlling Biomolecules With Magnetic 'Tweezers'
An array of magnetic traps designed for manipulating individual biomolecules and measuring the ultrasmall forces that affect their behavior has been demonstrated by scientists at the National Institute of Standards and Technology

Date: 4 Nov 2008, Rating: not rated

Chemical Engineers Discover New Way To Control Particle Motion
Chemical engineers at The University of Texas at Austin have discovered a new way to control the motion of fluid particles through tiny channels

Date: 4 Nov 2008, Rating: not rated

Fight Against Obesity: Increase Cells' Energy Consumption With Mitochondrial Uncoupling?
With obesity still on the increase, it appears that the main weapon in the fight against it - reducing energy consumption by eating less - is ineffective.

Date: 4 Nov 2008, Rating: 4.00

Modeling How Electric Charges Move
Learning how to control the movement of electrons on the molecular and nanometer scales could help scientists devise small-scale circuits for many applications

Date: 4 Nov 2008, Rating: not rated

Hot Peppers Really Do Bring The Heat
Chili peppers can do more than just make you feel hot; the active chemical in peppers can directly induce thermogenesis

Date: 4 Nov 2008, Rating: not rated

New study explains why hotter is better for insects
Organisms have been able to adapt to environments ranging from cold polar oceans to hot thermal vents.

Date: 4 Nov 2008, Rating: not rated

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: 5.00, 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: 3.00, 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: 5.00, 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: 5.00, 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: 5.00, 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: 1.00

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