Research in our lab marries aspects of physics and biology to study the properties of proteins or nucleic acids at the level of single macromolecules and molecular complexes. Experimental tools...
Optical tweezers use light and lasers to manipulate objects as small as a single atom, and are mainly used by biological scientists to study DNA and molecular motors. How optical tweezers work,...
http://www.azonano.com/article.aspx?ArticleID=1248 | 26 May 2005
Life's smallest motor, a protein that shuttles cargo within cells and helps cells divide, does so by rocking up and down like a seesaw, according to research conducted by scientists at the U.S....
http://www.azonano.com/news.aspx?newsID=16002 | 17 Feb 2010
MIT researchers have shown
how a cell motor protein exerts the force to move, enabling functions such as
cell division.Kinesin, a motor protein that also carries neurotransmitters,...
http://www.azonano.com/news.aspx?newsID=8871 | 24 Nov 2008
A new study by Rice University bioengineers finds that the workhorse proteins that move cargo inside living cells behave like prima donnas. The protein, called kinesin, is a two-legged molecular...
http://www.azonano.com/news.aspx?newsID=20396 | 8 Nov 2010
During cell division, microtubules emanating from each of the spindle poles
meet and overlap in the spindle’s midzone. Scientists at the European
Molecular Biology Laboratory (EMBL) in...
http://www.azonano.com/news.aspx?newsID=18924 | 6 Aug 2010
Specialized motor proteins that transport cargo within cells could be turned
into nanoscale machines for drug delivery, according to bioengineers. Chemical
alteration of the proteins'...
http://www.azonano.com/news.aspx?newsID=10507 | 20 Mar 2009
By Cameron Chai
A study conducted by Carnegie Mellon University in collaboration with the Beatson Institute for Cancer Research has described how tiny molecular protein motors save energy or fold in...
http://www.azonano.com/news.aspx?newsID=23221 | 16 Aug 2011
Using a succession of biological mechanisms, Sandia National Laboratories researchers have created linkages of polymer nanotubes that resemble the structure of a nerve, with many out-thrust filaments...
http://www.azonano.com/news.aspx?newsID=33555 | 25 Aug 2015
Friction limits the speed and efficiency of macroscopic engines. Is this
also true for nanomachines? A Dresden research team used laser tweezers to measure
the friction between a single motor...
http://www.azonano.com/news.aspx?newsID=13143 | 14 Aug 2009