(Phys.org) —In a world where things seem to change overnight, melanin seems to stay essentially the same for more than 160 million years, a new study has found. Melanin is the biological pigment that determines an animal's ...
Investigators led by Neil Kelleher, Ph.D., professor of Medicine in the Division of Hematology and Oncology and of Biochemistry and Molecular Genetics, have developed an automated technique for imaging and identifying proteoforms ...
Biotechnology
Nov 10, 2023
1
48
Most of the tests that doctors use to diagnose cancer—such as mammography, colonoscopy, and CT scans—are based on imaging. More recently, researchers have also developed molecular diagnostics that can detect specific ...
Bio & Medicine
Jul 16, 2021
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167
A handheld diagnostic device that Massachusetts General Hospital (MGH) investigators first developed to diagnose cancer has been adapted to rapidly diagnose tuberculosis (TB) and other important infectious bacteria. Two papers ...
Bio & Medicine
May 5, 2013
3
0
Materials that emit visible light after being exposed to sunlight are commonplace and can be found in everything from emergency signage to glow-in-the-dark stickers. But until now, scientists have had little success creating ...
Nanomaterials
Nov 20, 2011
10
1
Lymph nodes are the canaries in the coal mine of our immune system—firing into gear at the first indication of illness, then sending immune cells where they're needed in the body to fight infection and disease.
Bio & Medicine
Feb 14, 2024
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29
By giving living cells a "nano-poke" and monitoring the resulting changes in the intracellular environment, researchers have gotten their first glimpse of how whole cells respond to external mechanical pressure.
Bio & Medicine
Nov 21, 2023
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78
Dogs can use their incredible sense of smell to sniff out various forms of cancer in human breath, blood and urine samples. Similarly, in the lab a much simpler organism, the roundworm C. elegans, wriggles its way toward ...
Analytical Chemistry
Mar 20, 2022
0
3195
Early screening can mean the difference between life and death in a cancer and disease diagnosis. That's why University of Central Florida researchers are working to develop a new screening technique that's more than 300 ...
Bio & Medicine
Mar 25, 2021
0
57
A fast, inexpensive yet sensitive technique to detect cancer markers is bringing researchers closer to a "liquid biopsy"—a test using a small sample of blood or serum to detect cancer, rather than the invasive tissue sampling ...
Biochemistry
Dec 18, 2019
0
627
