Chemical snapshot: Murchison meteorite reveals diversity of early Solar System
Lasers Could Speed Cancer Testing
(PhysOrg.com) -- Photonics center explores new technology that might enable real-time diagnoses.
Scent of a spider: Sex pheromone of the wasp spider identified
(PhysOrg.com) -- Wasp spiders normally live alone. In their mating season, however, they look for a partner. To help them along, the females exude a chemical lure, a pheromone that has an irresistible scent to the males.
Three Interesting Uses for Mass Spectrometry
Sweet! -- sugar plays key role in cell division
Using an elaborate sleuthing system they developed to probe how cells manage their own division, Johns Hopkins scientists have discovered that common but hard-to-see sugar switches are partly in control.
Ultrasound plus proteomic blood analyses may help physicians diagnose early-stage ovarian cancer
Noninvasive contrast-enhanced ultrasound imaging, combined with proteomic analyses of blood samples may help physicians identify early-stage ovarian cancer and save the lives of many women, according to an article published ...
3D View of the Brain
(PhysOrg.com) -- A completely new view of the brains of mice has been achieved by a team headed by R. Graham Cooks at Purdue University (West Lafayette, Indiana, USA). By using mass-spectrometric techniques and imaging processes, ...
Bacterial protein mimics its host to disable a key enzyme (w/ Video)
(PhysOrg.com) -- Bacteria use all sorts of cunning to trick hosts into doing their bidding. One con in their bag of tricks: the molecular mimic. In this ruse, bacteria or their agents look for all purposes like some native ...
New molecule identified in DNA damage response
(PhysOrg.com) -- Evolution places the highest premium on reproduction, natural selection’s only standard for biological success. In the case of replicating cells, life spares no expense to ensure that the ...
Researchers Begin to Decipher Metabolism of Sexual Assault Drug
(PhysOrg.com) -- It’s a naturally occurring brain chemical with an unwieldy name: 4-hydroxybutyrate (4-HB). Taken by mouth, it can be abused or used as a date-rape drug.
Exploration by explosion: Studying the inner realm of living cells
Scientists in Washington, DC, are reporting development and successful tests of a new way for exploring the insides of living cells, the microscopic building blocks of all known plants and animals. They explode ...
New imagining technique could lead to better antibiotics and cancer drugs
A recently devised method of imaging the chemical communication and warfare between microorganisms could lead to new antibiotics, antifungal, antiviral and anti-cancer drugs, said a Texas AgriLife Research scientist.
Scientists visualize how bacteria talk to one another
Using imaging mass spectrometry, researchers at the University of California, San Diego have developed tools that will enable scientists to visualize how different cell populations of cells communicate. Their ...
0.2 second test for explosive liquids
(PhysOrg.com) -- Since a failed terrorist attack in 2006, plane passengers have not been able to carry bottles of liquid through security at airports, leaving some parched at the airport and others having ...