News tagged with protein toxin


A Forceful New Method to Sensitively Detect Proteins

Biology / Biotechnology

created Mar 13, 2009 | popularity 4 / 5 (1) | comments 0

(PhysOrg.com) -- Scientists at the Naval Research Laboratory recently reported the detection of toxins with unprecedented speed, sensitivity, and simplicity. The approach can sense as few as a few hundred molecules in a drop ...





Search results for protein toxin


Scientists determine drug target for the most potent botulinum neurotoxin

Chemistry /

created Apr 29, 2008 | popularity 4.3 / 5 (3) | comments 1

Botulinum neurotoxin – responsible for the deadly food poisoning disease botulism and for the beneficial effects of smoothing out facial wrinkles – can also be used as a dreaded biological weapon. When ingested or inhaled, ...


New cause identified for necrotic enteritis in chicken

Biology /

created Feb 08, 2008 | popularity not rated yet | comments 0

Researchers from Monash University and CSIRO Livestock Industries have demonstrated for the first time that alpha-toxin protein, long thought to be required for necrotic enteritis to develop, is not the main cause of the ...


NIST researchers 'all aglow' over new test of toxin strength

NIST researchers 'all aglow' over new test of toxin strength

Physics / General Physics

created Jun 17, 2009 | popularity not rated yet | comments 1

A new National Institute of Standards and Technology (NIST) assay using a “glow or no glow” technique may soon help the U.S. Department of Homeland Security (DHS) defend the nation against a spectrum of biological ...


How Botulism Paralyzes Nerve Cells: New Details Revealed

How Botulism Paralyzes Nerve Cells: New Details Revealed

Biology / Cell & Microbiology

created Jun 22, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- New structures of a botulism toxin interacting with a mimic of the nerve-cell protein it destroys suggest new ways to block this often-fatal interaction. Indeed, the mimic molecules have such ...


The first gene-encoded amphibian toxin isolated

The first gene-encoded amphibian toxin isolated

Chemistry / Biochemistry

created Aug 17, 2009 | popularity not rated yet | comments 0

Researchers in China have discovered the first protein-based toxin in an amphibian -a 60 amino acid neurotoxin found in the skin of a Chinese tree frog. This finding may help shed more light into both the ...


Venomous bite: Harmless digestive enzyme evolved into venom in two species

Venomous bite: Harmless digestive enzyme evolved into venom in two species

Biology / Plants & Animals

created Oct 29, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- Biologists have shown that independent but similar molecular changes turned a harmless digestive enzyme into a toxin in two unrelated species -- a shrew and a lizard -- giving each a venomous ...


Researcher uncovers treatment for E.coli

Medicine & Health / Diseases

created Oct 29, 2008 | popularity 4.6 / 5 (12) | comments 0

(PhysOrg.com) -- It couldn't be more ironic. Just as the number of people in North Bay, Ont., made ill by a recent E.coli outbreak, topped 200, a University of Alberta professor has announced a breakthrough in development ...


Bacteria pack their own demise

Biology / Cell & Microbiology

created Jul 30, 2009 | popularity 5 / 5 (2) | comments 0

Numerous pathogens contain an 'internal time bomb', a deadly mechanism that can be used against them. After years of work, VIB researchers at the Vrije Universiteit Brussel (VUB) were able to determine the structure and operating ...


Ricin's deadly action revealed by glowing probes

Chemistry /

created Aug 07, 2008 | popularity 4.7 / 5 (3) | comments 0

A new chemical probe can rapidly detect ricin, a deadly poison with no known antidote that is feared to be a potential weapon for terrorists and cannot quickly be identified with currently available tests.


Humans not the major target of Shiga toxin

Biology /

created Dec 03, 2007 | popularity 4.6 / 5 (5) | comments 0

If you’ve survived Shiga toxin and the after-effects of food poisoning, you may have been the innocent victim of a battle for survival between predator and prey.



List of search results for protein toxin