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Your search for “fluorescence” returned 166 results

UC San Diego Chemists Use Light to Pinpoint Gene Expression

February 13, 2018

Armed with skill, special tools and light, University of California San Diego Associate Professor Neal Devaraj and a group of his chemistry graduate students activated cellular gene expression with unique precision. By modifying messenger RNA (mRNA)—a group of molecules that carries genetic information from DNA to ribosomes where specifications of…

Research Uncovers How ‘Non-professional’ Cells Can Trigger Immune Response

May 26, 2021

Researchers are finding new details on the complex dynamics involved in how organisms sense an infection from pathogens. The researchers found that worms can sense changes in their metabolism in order to unleash protective defenses, even if they don’t directly sense an incursion from pathogens.

Study Identifies Safe Delivery System for Tricky Yet Potent Anti-Cancer Cancer Compound

October 21, 2013

Researchers at the University of California, San Diego School of Medicine have discovered a way to effectively deliver staurosporine (STS), a powerful anti-cancer compound that has vexed researchers for more than 30 years due to its instability in the blood and toxic nature in both healthy and cancerous cells.

Scientists Design Way to Use Harmless Bacteria to Detect Heavy Metals in Drinking Water

February 27, 2020

…for light-producing E. coli. Fluorescence values are extracted from each teal colored splotch (they are lightbulb shaped if you look carefully) to monitor the unique response of each E. coli strain to environmental inputs. The design allows each chamber to be continuously fed with growth media while waste flows away.…

Bacterial Communities Use Sophisticated Strategy to Communicate over Long Distances

July 25, 2018

A concept known as “percolation” is helping microbiologists at UC San Diego explain how communities of bacteria can effectively relay signals across long distances. Once regarded as simple clusters of microorganisms, communities of bacteria have been found to employ a strategy we use to brew coffee and extract oil from…

‘Blinking Microbubbles’ for Early Cancer Screening Take Grand Prize at Research Expo 2012

April 24, 2012

Carolyn Schutt, a Ph.D student in bioengineering at the University of California, San Diego is developing a new imaging technique that could lead to highly-sensitive light imaging deeper inside the body, improving the way we diagnose breast cancer.

Girdin One’s Loins

August 19, 2021

UC San Diego researchers detail how a ubiquitous signaling molecule plays a critical role in male fertility, orchestrating key steps that promote sperm motility, survival and fertilization success.

Hungry for Love: Gut Molecule Discovered that Flips the Feeding-to-Mating Switch

February 9, 2022

Scientists have identified a molecule released from the fruit fly gut after a protein-rich meal that switches their focus from eating to courtship. The discovery of Dh31, a type of chemical messenger, opens the door to unexplored areas of gut-to-brain communication.

Diamonds May Be Award-Winning Physicist’s Best Friend

December 2, 2020

Physicist Chunhui Du was selected to receive the U.S. Air Force’s Young Investigator Research Program (YIP) Award for her nanoscale quantum sensing technique using diamonds to study novel and unconventional superconductor materials.

Seeing is Understanding

March 8, 2018

…first identified the green fluorescent protein (GFP) that helps it glow. Douglas Prasher, also working at Woods Hole at the time, then isolated the gene that encodes GFP. Prasher sent the gene to Martin Chalfie at Columbia University, who used it to illuminate human and other cells. Roger Tsien shared…

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