Alzheimer's disease is triggered by the inappropriate processing of amyloid precursor protein to generate excess amounts of short peptide fragments called A-beta. For many years, the neurodegeneration associated with Alzheimer's ...
Cell & Microbiology
Oct 24, 2011
0
1
(PhysOrg.com) -- Physicists, chemists and engineers at the University of Pennsylvania have demonstrated a novel method for the controlled formation of patchy particles, using charged, self-assembling molecules that may one ...
Nanomaterials
Oct 20, 2009
0
0
Scientists have figured out how calcium channels – the infinitesimal cell membrane pores that generate electrical signals by gating a charged-particle influx – have solved a "needle in a haystack" problem.
Cell & Microbiology
Nov 24, 2013
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0
Neurotoxins from cone snails and spiders help neurobiologists Sebastian Auer, Annika S. Stürzebecher and Dr. Ines Ibañez-Tallon of the Max Delbrück Center for Molecular Medicine (MDC) Berlin-Buch, Germany, to investigate ...
Biochemistry
Feb 10, 2010
0
0
Mitochondria are essential for normal functioning of almost all cells, since they are the main production sites of the energy-carrying molecule adenosine triphosphate (ATP). In addition, mitochondria are the key sites of ...
Biotechnology
Feb 12, 2020
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150
A team of physicists has, for the first time, seen convincing experimental evidence for directed percolation, a phenomenon that turns up in computer models of the ways diseases spread through a population or how water soaks ...
General Physics
Nov 17, 2009
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0
Coral reefs are extremely diverse ecosystems that support enormous biodiversity. But they are at risk. Carbon dioxide emissions are acidifying the ocean, threatening reefs and other marine organisms. New research led by Carnegie's ...
Earth Sciences
Dec 22, 2011
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0
A new type of cellulose nanoparticle, invented by McGill University researchers, is at the heart of a more effective and less environmentally damaging solution to one of the biggest challenges facing water-based industries: ...
Nanomaterials
Nov 1, 2018
0
105
Urolithiasis is usually treated by surgery. However, the high recurrence rate and high cost of treatment call for a non-surgical medical solution. In the Dai minority region of China, the perennial woody vine of Aspidopterys ...
Biochemistry
Feb 14, 2023
0
12
The tip of a squid's beak is harder than most metals but the end closest to the animal's mouth is a fleshy 100 times softer.
Materials Science
Mar 24, 2010
0
0
