Forensic dramas on TV make it seem easy to determine when fingerprints were left at the scene of a crime. In reality, the oils in fingerprints degrade over time, and it's difficult to figure out their age. Now, researchers ...
Analytical Chemistry
Sep 21, 2022
0
12
A group of researchers has discovered a new approach to cereal plant breeding that takes into account the internal 'calculator' of plant seeds that makes them continuously reorganize themselves (global coherence). The approach ...
Plants & Animals
Apr 27, 2021
0
20
An LMU team has improved both the sensitivity and efficiency of a popular method for single-cell RNA sequencing, which yields a molecular fingerprint for individual cells based on their patterns of gene activity.
Cell & Microbiology
Aug 1, 2018
0
4
(Phys.org) —If you're in the business of cracking codes, it would be pretty difficult to break into a security system that you don't even know is there. That's one of the advantages of molecular keypad locks, whose small ...
Swiss researchers could show that exhaled human breath contains a characteristic molecular "fingerprint". The scientists want to use this finding to diagnose diseases based on the chemical analysis of patient's exhaled breath, ...
Analytical Chemistry
Apr 3, 2013
0
0
Raman spectroscopy has enabled incredible advances in numerous scientific fields and is a powerful tool for tissue classification and disease recognition, although there have been considerable challenges to using the method ...
Bio & Medicine
Feb 19, 2013
0
0
You pick up a bottle of pomegranate juice at the store because you've learned that, although it costs more than most juices, it is replete with antioxidants that bring health benefits. But wait: Is the juice you've purchased ...
Other
Nov 29, 2010
2
0
Scientists at JILA and collaborators have demonstrated an improved laser-based "molecular fingerprinting" technique that picks out traces of key hydrogen-containing and other molecules from a billion other particles in a ...
Optics & Photonics
Oct 14, 2010
0
0
Imagine a polka-dotted postage stamp-sized sensor that can sniff out some known poisonous gases and toxins and show the results simply by changing colors.
Biochemistry
Sep 13, 2009
0
0
(PhysOrg.com) -- Misidentifying boll weevils caught in pheromone traps could be easier to avoid, thanks to a new DNA fingerprinting method devised by Agricultural Research Service (ARS) scientists and their collaborators.
Ecology
Sep 10, 2009
0
0
