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MIT applies engineering approach to studying biological pathways

An MIT team has used an engineering approach to show that complex biological systems can be studied with simple models developed by measuring what goes into and out of the system.

7 Feb 2008

Scientists create fluorescent proteins for live cell imaging, biosensor design

Scientists at Carnegie Mellon University's Molecular Biosensor and Imaging Center have developed new "fluorogen activating proteins" (FAPs) that will become a key component of novel molecular biosensor technology being created at Carnegie Mellon.

7 Feb 2008

Gene in grain-producing plants guards against infection in animals and humans

Purdue University and USDA-Agricultural Research Service scientists have discovered that a type of gene in grain-producing plants halts infection by a disease-causing fungus that can destroy crops vital for human food supplies.

5 Feb 2008

Nano scaffold to rebuild nerve damage

A Monash University PhD student has developed a new technique that could revolutionise stem cell treatment for Parkinson's disease and spinal cord injury.

4 Feb 2008

Researchers use DNA to drive the assembly of 3D gold structures

DNA is the blueprint of all life, giving instruction and function to organisms ranging from simple one-celled bacteria to complex human beings.

4 Feb 2008

Onchocerciasis parasite shows signs of resistance

Onchocerciasis is an infection caused by Onchocerca volvulus, a parasite nematode worm transmitted to humans by a species of black fly of the Simulium genus whose larvae develop in fast-flowing rivers.

31 Jan 2008

E.coli tweaked to produce hydrogen

For most people, the name "E. coli" is synonymous with food poisoning and product recalls, but a professor in Texas A&M University's chemical engineering department envisions the bacteria as a future source of energy, helping to power our cars, homes and more.

30 Jan 2008

Deafness and seizures result when glutamate protein deleted in mice

Scientists have discovered that mice genetically engineered to lack a particular protein in the brain have profound deafness and seizures.

25 Jan 2008

Synthesis of natural molecule could lead to better anti-cancer drugs

In early 2007, Northwestern University chemist Karl Scheidt's interest was piqued when marine chemist Amy Wright reported in the Journal of Natural Products that a new natural compound derived from an uncommon deep-sea sponge was extremely effective at inhibiting cancer cell growth.

24 Jan 2008

Unique fungal collection could hold key to future antibiotics

Scientists at Royal Holloway, University of London have joined forces with CABI to establish a facility to screen for potential new antibiotics.

23 Jan 2008

Scientists use nanoscale polymer films to control drug delivery

Using nanotechnology, scientists from UCLA and Northwestern University have developed a localized and controlled drug delivery method that is invisible to the immune system, a discovery that could provide newer and more effective treatments for cancer and other diseases.

23 Jan 2008

Johns Hopkins to participate in 1000 Genomes Project

Researchers at the McKusick-Nathans Institute of Genetic Medicine (IGM) at Johns Hopkins will join other national and international scientists in the 1000 Genomes Project, an ambitious effort that will involve sequencing the genomes of numerous people from around the world to create the most detailed and medically useful picture to date of human genetic variation.

23 Jan 2008

German Research Foundation skeptical on cloning of human cells

According to a paper published in the journal Stem Cells, an American group has succeeded in inserting cell nuclei from human skin cells into human enucleated oocytes and to stimulate these new cells to undergo cell division in the laboratory.

23 Jan 2008

Flame retardant chemicals found in body fat of Tasmanian Devil

A wild carnivorous marsupial which only exists on the Australian island state of Tasmania has been found to have high levels of flame retardant chemicals.

23 Jan 2008

Genome scan shows Polynesians and Micronesians have almost no genetic relation to Melanesians

The origins and current genetic relationships of Pacific Islanders have generated interest and controversy for many decades.

21 Jan 2008

British scientists given go-ahead for human-animal embryo research

Scientists in Britain have been given the go-ahead to create human-animal hybrid embryos for research.

20 Jan 2008

Current state of the art in glycoscience

Sugars were once credited with magical healing powers but are now seen like salt as an evil necessary in small doses but the cause of numerous diseases such as diabetes if taken in excess.

18 Jan 2008

Gold nanoparticles shine brightly in tumors

Solid gold nanoparticles have long been used to treat rheumatoid arthritis and more recently have shown promise in treating various types of cancer.

16 Jan 2008

Nanomechanical analysis of cells from cancer patients

A multidisciplinary team of scientists from the University of California, Los Angeles (UCLA), were able to differentiate metastatic cancer cells from normal cells in patient samples by utilizing a modified form of atomic force microscopy (AFM) to measure the softness of the cells.

16 Jan 2008

Smart hydrogel particles: biomarker harvesting

The long and challenging effort to find blood-borne markers for cancer and other diseases may soon enter a new realm of success using a new nanoparticle that preferentially and rapidly removes small proteins and other molecules from blood while simultaneously protecting them from degradation.

16 Jan 2008