For the first time in the world researchers at Tel Aviv University have encoded a toxin produced by bacteria into mRNA (messenger RNA) molecules and delivered these particles directly to cancer cells, causing the cells to ...
Bio & Medicine
Jul 4, 2023
1
280
In a surprise find, scientists have discovered sugar-coated RNA molecules decorating the surface of cells.
Molecular & Computational biology
May 17, 2021
1
2658
We live in a world made and run by RNA, the equally important sibling of the genetic molecule DNA. In fact, evolutionary biologists hypothesize that RNA existed and self-replicated even before the appearance of DNA and the ...
Bio & Medicine
May 2, 2022
0
1882
An active sulphurous compound found in garlic can be used to fight robust bacteria in patients with chronic infections, a new study from the University of Copenhagen indicates. Here the researchers show that the garlic compound ...
Cell & Microbiology
Nov 27, 2017
0
26
How life arose from non-living chemicals more than 3.5 billion years ago on Earth is a still-unanswered question. The RNA world hypothesis assumes that RNA biomolecules were key players during this time as they carry genetic ...
Biochemistry
Oct 9, 2018
51
212
They say that life comes without an instruction manual, but that's not entirely true. Each cell in our bodies lives according to instructions issued by its DNA in the form of RNA molecules. RNA was recently thrust into the ...
Molecular & Computational biology
Jul 26, 2022
0
327
How the intricate molecular machinery of life arose from simple beginnings has been a long-standing question. Several lines of evidence point towards a primordial "RNA world," where an "RNA copy machine" (a so-called replicase) ...
Evolution
Jan 16, 2024
0
95
If scientists could precisely regulate gene expression, they could turn off the genes responsible for illness and disease and turn on those that enhance health and the immune system.
Biotechnology
Oct 19, 2017
0
800
(Phys.org)—AgResearch Institute scientists in New Zealand have bred the first cow in the world to produce high protein milk that may be hypo-allergenic.
Biotechnology
Oct 2, 2012
1
1
Experiments performed by ETH scientists have shown that it is remarkably easy for protein-like, two-dimensional structures—amyloids—to form from basic building blocks. This discovery supports the researchers' hypothesis ...
Biochemistry
Sep 12, 2016
5
73
