Human cells contain 23 pairs of chromosomes that form a loosely organized cluster in the cell nucleus. When cells divide, they must first condense these chromosomes—each of which when fully extended is a thousand times ...
Cell & Microbiology
Jun 13, 2016
0
26
Nucleic acids, large biomolecules essential to life, include the familiar double-stranded deoxyribonucleic acid (DNA), a very stable long molecule that stores genetic information.
Materials Science
May 3, 2016
0
1006
A team of biologists and physicists at UC San Diego has uncovered in detail the dynamic process that allows the multi-tentacle Hydra, a tiny freshwater animal distantly related to the sea anemone, to open and close its mouth.
Plants & Animals
Mar 8, 2016
0
265
Imagine you wanted to know how much energy it took to bike up a mountain, but couldn't finish the ride to the peak yourself. So, to get the total energy required, you and a team of friends strap energy meters to your bikes ...
Medical research
Feb 29, 2016
0
226
New research by Lawrence Livermore scientists shows how shock waves can damage membrane proteins in traumatic brain injury patients.
Biochemistry
Jan 27, 2016
0
381
While many people may think of cholesterol only as the culprit in heart disease and other serious conditions, this miraculous molecule is actually essential to our cells—organizing the fatty acids in the membranes that ...
Biochemistry
Sep 22, 2015
0
34
The social wasp Polybia paulista protects itself against predators by producing venom known to contain a powerful cancer-fighting ingredient. A Biophysical Journal study published September 1 reveals exactly how the venom's ...
Biochemistry
Sep 1, 2015
5
33478
Scientists are planning for a future in which superbugs gain the upper hand against our current arsenal of antibiotics. One emerging class of drug candidates, called AMLPs (antimicrobial lipopeptides), shows promise, and ...
Biotechnology
Aug 18, 2015
0
42
Interdisciplinary research at the University of Pennsylvania is showing how cells interact over long distances within fibrous tissue, like that associated with many diseases of the liver, lungs and other organs.
Cell & Microbiology
Dec 22, 2014
0
0
A major challenge faced by the pharmaceutical industry has been how to rationally design and select protein molecules to create effective biologic drug therapies while reducing unintended side effects - a challenge that has ...
Biochemistry
Nov 18, 2014
0
0
