Radiation target analysis of RNA

Ribozymes are polynucleotide molecules with intrinsic catalytic activity, capable of cleaving nucleic acid substrates.

Memory in receptor–ligand-mediated cell adhesion

Single-molecule biomechanical measurements, such as the force to unfold a protein domain or the lifetime of a receptor–ligand bond, are inherently stochastic, thereby requiring a large number of data for statistical analysis.

Mechanisms of radiation injury to the central nervous system: implications for neuroprotection

The central nervous system (CNS) is a major dose-limiting organ in clinical radiotherapy (XRT).

Transmembrane glycine zippers: Physiological and pathological roles in membrane proteins

A study on a common sequence motif in membrane proteins, called a glycine zipper

UB 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.

Slowing the racing heart

Scientists have discovered how we put the brakes on a racing heartbeat

Bubble-based technology to test, treat eyes

By bouncing sound waves off tiny bubbles generated inside eye tissue, a biomedical engineer is developing a new tool that could improve the outcome of laser eye surgery and address common eye conditions.

Bioengineers at University of Pennsylvania devise nanoscale system to measure cellular forces

University of Pennsylvania researchers have designed a nanoscale system to observe and measure how individual cells react to external forces.

Training breathing muscles improves swimming muscles' performance

Swimmers and scuba divers can improve their swimming endurance and breathing capacity through targeted training of the respiratory muscles

MacKinnon lab's newest picture tells action potential story

Voltage-dependent channel structure reveals masterpiece responsible for all nerve, muscle activity

Molecular Mechanochemistry: An Emerging Discipline At The Nexus Of Biology And Physics

Cells and tissues have evolved to thrive in an environment continually subjected to fluctuating physical constraints.

Physicists find patterns within seemingly random events of physiological systems

Finding patterns behind seemingly random events is the signature of a recent trio of research studies coming from the statistical physics group in Boston University's Department of Physics.

UB biophysicists discover high-speed motility in cells in response to voltage changes

University at Buffalo biophysicists studying the motility of cells have shown that simple cells react in less than a millisecond to changes in membrane voltage

UI researchers begin to unravel the underlying mechanism of migraines

Anybody who has ever battled through migraines knows just how agonizing they can be; however, nobody has ever figured out why the painful headaches persist as long as they do.

Natural antibiotics yield secrets to atom-level imaging technique

Frog skin and human lungs hold secrets to developing new antibiotics, and a technique called solid-state NMR spectroscopy is a key to unlocking those secrets.

Flashy Science: Controlling Neural Function with Light

The data discussed here demonstrate that light is not merely a medium for passively visualizing structures and events but rather a tool to be used actively for manipulating those structures and events.

UCF scientists' molecular discovery could help drugs target unhealthy cells

University of Central Florida and University of California Riverside professors are a step closer to being able to deliver life-saving drugs through tiny molecules that would travel through the bloodstream and destroy only cancer-ridden cells.

New Imaging Technique Reveals How Likely You Are To Break A Bone

Scientists have developed a technique which can be used to reveal the strength of bones, allowing doctors to more accurately estimate the risk of bone fracture.

Canadian Scientists Unlock Secret Of Calcium Waves In Cells; Key Step In Process Of Developing Targeted Therapeutics To Combat Epilepsy

Scientists from Toronto's Princess Margaret Hospital are able to depict for the first time how an important molecule called IP3 and its receptor interact to control calcium levels in cells, a process that is vital to normal brain function.

Whole body vibration exercise: are vibrations good for you?

This review analyses state of the art whole body vibration exercise techniques, suggesting reasons why vibration may be an effective stimulus for human muscles and providing the rationale for future studies.