Experiments at Johns Hopkins have unearthed clues about which protein signaling molecules are allowed into hollow, hair-like "antennae," called cilia, that alert cells to critical changes in their environments.
May 12, 2013
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Many natural composite materials have evolved to wrinkle in response to certain stimuli: The eye of the squid is lined with wavy layers of silvery reflectors that give it a silvery sheen. In the cell walls of many plants, ...
Apr 25, 2013
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Scientists have confirmed that the pathogen that causes Lyme Disease—unlike any other known organism—can exist without iron, a metal that all other life needs to make proteins and enzymes. Instead of ...
Mar 21, 2013
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Insect or microbe: plants recognize their attackers and respond by producing specific internal signals that induce the appropriate chemical defenses. That is the main conclusion of a study at the Center for ...
Mar 19, 2013
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Four billion years ago, soon after the planet cooled enough for life to begin, primordial cells may have replicated and divided without protein machinery or cell walls, relying instead on just a flimsy lipid membrane. New ...
Feb 28, 2013
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(Phys.org)—A more than 50-year-old question has now been answered. Chemists and microbiologists at the Biological Chemistry Center at Umeå University in Sweden are now able to describe in detail the role ...
Dec 03, 2012
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Bacteria that cause the tick-borne disease anaplasmosis in humans create their own food supply by hijacking a process in host cells that normally should help kill the pathogenic bugs, scientists have found.
Nov 29, 2012
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Researchers at Drexel University have identified the physical forces in red blood cells and blood vessels underlying the painful symptoms of sickle cell disease. Their experiment, the first to answer a scientific ...
Oct 16, 2012
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Fly eyes have the fastest visual responses in the animal kingdom, but how they achieve this has long been an enigma. A new study shows that their rapid vision may be a result of their photoreceptors - specialised ...
Oct 11, 2012
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(Phys.org)—Flinders University researcher Dr Jan Bekker is on a mission to chemically fingerprint South Australia's marine sponges, with the wider aim of identifying new compounds that could ultimately ...
Oct 11, 2012
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New findings on the interaction between an influenza-related virus and the host provide a significant contribution to understanding disease mechanisms behind the serious fish disease Infectious salmon anemia ...
Sep 24, 2012
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A research group at Aarhus University has gained unique insight into how bacteria control the amount of toxin in their cells. The new findings can eventually lead to the development of novel forms of treatment ...
Sep 14, 2012
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A new high-throughput screening technique developed by researchers at the RIKEN Plant Science Center (PSC) has been used to uncover five novel immune-priming compounds in Arabidopsis plants. Discovery of the ...
Sep 11, 2012
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Research into the genetic factors behind certain disease mechanisms, illness progression and response to new drugs is frequently carried out using tiny multi-cellular animals such as nematodes, fruit flies ...
Aug 19, 2012
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