Smaller dogs may live twice as long life as their larger counterparts. But does this size difference also impact how dogs age in terms of behavior and cognitive abilities? Based on the data of 15,000 dogs, researchers from ...
Veterinary medicine
Oct 12, 2023
0
37
Although each and every one of us goes through it, ageing is a poorly understood process. Researchers have used a biomarker called the epigenetic clock to identify a gene that is closely linked to ageing in humans. The study, ...
Biotechnology
Aug 13, 2019
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43
Proteins are the building blocks of all living things. A vast amount research takes place on how these proteins are made and what they do, from enzymes that carry out chemical reactions to messengers that transmit signals ...
Molecular & Computational biology
Nov 17, 2021
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155
Without the force called friction, cars would skid off the roadway, humans couldn't stride down the sidewalk, and objects would tumble off your kitchen counter and onto the floor. Even so, how friction works at a molecular ...
Nanophysics
Jan 24, 2023
0
110
(Phys.org) —With the advent of powerful space infrared telescopes like the Spitzer Space Telescope and the (recently deceased) Herschel Space Telescope, astronomers have been able to study the properties of dust in galaxies ...
Astronomy
Jun 10, 2013
6
0
In a recent article published in Molecular Cell, Ali Shilatifard, Ph.D., the Robert Francis Furchgott Professor and chair of Biochemistry and Molecular Genetics, and Yuki Aoi Ph.D., a postdoctoral fellow in Shilatifard laboratory, ...
Cell & Microbiology
Nov 3, 2023
0
66
An enzyme-blocking molecule can extend the lifespan of Caenorhabditis elegans roundworms by as much as 45 percent, largely by modulating a cannabinoid biological pathway, according to a study from scientists at Scripps Research.
Biochemistry
Mar 26, 2019
0
153
For humans to grow and to replace and heal damaged tissues, the body's cells must continually reproduce, a process known as "cell division," by which one cell becomes two, two become four, and so on. A key question of biomedical ...
Biotechnology
Dec 20, 2012
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1
In a discovery fundamental to the inner workings of cells, scientists have discovered that if oxidative stress damages protein factories called ribosomes, repair crews may move in to help fix the damage so work can quickly ...
Cell & Microbiology
Apr 21, 2023
1
77
Today in Nature, University of Pittsburgh researchers describe for the first time a pathway by which cells repair damaged lysosomes, structures that contribute to longevity by recycling cellular trash. The findings are an ...
Cell & Microbiology
Sep 7, 2022
0
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