Guan-En Graham is determined to find out exactly what happened to her father. When she was a child, he developed brain cancer. Since then, she has worked to understand the intricate genetic mechanisms that trigger brain diseases ...
Biotechnology
Jan 18, 2017
0
392
About 1.5 to 2 billion years ago, the great evolutionary 'big fish, little fish' engulfment occurred. Somehow, scientists think, one bacteria swallowed another, creating a new type of cell, the eukaryotes.
Cell & Microbiology
Dec 13, 2016
0
192
The pace of evolution is typically measured in millions of years, as random, individual mutations accumulate over generations, but researchers at Cornell and Bar-Ilan Universities have uncovered a new mechanism for mutation ...
Biotechnology
Apr 7, 2016
9
585
A group of researchers led by Tomoji Mashimo, Associate Professor, Institute of Experimental Animal Sciences, Graduate School of Medicine, Osaka University and Kazuto Yoshitomi, Assistant Professor, Mouse Genomics Resource ...
Biotechnology
Mar 24, 2016
0
2
A new engineered version of the gene-editing CRISPR-Cas9 nuclease appears to robustly abolish the unwanted, off-target DNA breaks that are a significant current limitation of the technology, reducing them to undetectable ...
Biotechnology
Jan 6, 2016
6
165
Deakin University and UNSW Australia researchers have made a rare observation of rapid evolution in action in the wild, documenting the spread of a newly arisen genetic mutation in invasive starlings, which could shed light ...
Evolution
Jan 5, 2016
0
5
A team of researchers from Colorado State University has been studying DNA damage in living cells to learn more about how genetic abnormalities arise. It has long been known that DNA molecules in every cell get constantly ...
Cell & Microbiology
Dec 21, 2015
0
26
A study led by Indiana University biologist Patricia Foster and colleagues has found that forces in the external environment and oxidation are the greatest threats to an organism's ability to repair damage to its own DNA.
Cell & Microbiology
Oct 13, 2015
0
491
When bacteria are exposed to antibiotics, they alter the expression of a number of genes within their genome. One of these responses, known as the SOS response, results in an increase in the rate of DNA mutation. Given that ...
Cell & Microbiology
Oct 7, 2015
0
52
Researchers at USC have developed a yeast model to study a gene mutation that disrupts the duplication of DNA, causing massive damage to a cell's chromosomes, while somehow allowing the cell to continue dividing.
Cell & Microbiology
Aug 6, 2015
99
1418
