(PhysOrg.com) -- On average, one hundred billion cells in the human body divide over the course of a day. Most of the time the body gets it right but sometimes, problems in cell replication can lead to abnormalities in chromosomes ...
Biochemistry
Sep 16, 2010
0
0
Sometimes, the molecules that make up life exhibit strange behavior. For instance, in simple organisms such as yeast, when genetic material becomes damaged, the affected DNA strands increase their motion, waving about inside ...
Cell & Microbiology
Nov 5, 2015
16
81
Ninth graders across the country can recite the basic stages of the cell cycle—growth, DNA replication, division—but the world's best researchers are still trying to figure out how the thing actually works.
Cell & Microbiology
Feb 3, 2016
0
5
Highly fluorescent gold nanoclusters for sub-cellular imaging have been synthesized by researchers at the Institute of Bioengineering and Nanotechnology (IBN), one of the research institutes of Singapore's A*STAR (Agency ...
Nanomaterials
Apr 16, 2009
2
0
How many times have we seen Superman swoop down from the heavens and rescue a would-be victim from a rapidly oncoming train?
Cell & Microbiology
Oct 16, 2014
0
0
Researchers from the University of Copenhagen have identified a specific mechanism that protects cells from natural DNA errors that could permanently damage the genetic code and lead to diseases such as cancer. The study ...
Cell & Microbiology
Feb 28, 2019
0
86
Life would be impossible if the DNA in dividing cells were replicated with anything less than near-perfect precision. Every time a nucleated cell commits to becoming two cells, every "letter" of its genome must be replicated ...
Cell & Microbiology
Oct 23, 2017
4
237
(PhysOrg.com) -- Important molecular machines routinely crash into one another while plying their trades on DNA. New research shows that the enzymes that copy DNA before cell division, called replisomes, are the kings of ...
Cell & Microbiology
Feb 10, 2010
1
0
The process of copying DNA is complex choreography that requires rapid speeds and pin-point precision. Discovering the intricate details of this process could identify new ways to target diseases, such as cancer, and KAUST ...
Biochemistry
Jun 4, 2018
0
7
(PhysOrg.com) -- A group of nanoengineers, biologists and physicists have used innovative approaches to deduce the internal structure of chromatin, a key player in DNA regulation, to reconcile a longstanding controversy in ...
Biochemistry
Jul 31, 2009
0
0
