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News articles about "Biology"

Optimal particle size for anticancer nanomedicines discovered

Nanomedicines consisting of nanoparticles for targeted drug delivery to specific tissues and cells offer new solutions for cancer diagnosis and therapy Understanding the interdependency of physiochemical properties of nanomedicines in correlation to their biological responses ... - Read More

Key moment mapped in assembly of DNA-splitting molecular machine

The proteins that drive DNA replication the force behind cellular growth and reproduction are some of the most complex machines on Earth The multistep replication process involves hundreds of atomic scale moving parts that rapidly ... - Read More

Scientists create new protein-based material with some nerve

Scientists at the University of California Berkeley have taken proteins from nerve cells and used them to create a smart material that is extremely sensitive to its environment This marriage of materials science and biology ... - Read More

Discovery of cellular snooze button advances cancer, biofuel research

The discovery of a cellular snooze button has allowed a team of Michigan State University scientists to potentially improve biofuel production and offer insight on the early stages of cancer The discovery that the protein ... - Read More

Special chromosomal structures control key genes

that is filled with roughly three meters of DNA As the instructions for all cell processes the DNA must be accessible to the cell’s transcription machinery yet be compressed tightly enough to fit inside the ... - Read More

Bioinspired coating for medical devices repels blood, bacteria

From joint replacements to cardiac implants and dialysis machines medical devices enhance or save lives on a daily basis However any device implanted in the body or in contact with flowing blood faces two critical ... - Read More

DNA nano-foundries cast custom-shaped metal nanoparticles

Researchers at the Wyss Institute for Biologically Inspired Engineering at Harvard University have unveiled a new method to form tiny 3D metal nanoparticles in prescribed shapes and dimensions using DNA Nature's building block as a ... - Read More

New technique enables increasingly accurate PET scan to detect cancer, heart conditions

A novel technique which reduces image degradation caused by respiratory motion during a PET scan was developed in a recent study at the University of Eastern Finland PET scanning is routinely used to detect cancer ... - Read More

Physics determined ammonite shell shape

Ammonites are a group of extinct cephalopod mollusks with ribbed spiral shells They are exceptionally diverse and well known to fossil lovers Régis Chirat researcher at the Laboratoire de Géologie de Lyon Terre Planètes et ... - Read More

Researchers Look Inside to Reveal Workings of a Powerful Biochemical Switch

Released 10 Oct 2014 1 00 PM EDTSource Newsroom Oak Ridge National Laboratory more news from this source Contact Information Available for logged in reporters only Citations Journal of Biological ChemistryOct 11 2014 Using X ... - Read More

Snakes and snake-like robots show how sidewinders conquer sandy slopes

The amazing ability of sidewinder snakes to quickly climb sandy slopes was once something biologists only vaguely understood and roboticists only dreamed of replicating By studying the snakes in a unique bed of inclined sand ... - Read More

Smallest world record has ‘endless possibilities’ for bio-nanotechnology

Scientists from the University of Leeds have taken a crucial step forward in bio nanotechnology a field that uses biology to develop new tools for science technology and medicine The new study published in print ... - Read More

Under the Microscope: 2014 Nobel Prize in Chemistry; AIP Congratulates Eric Betzig, Stefan Hell and William Moerner

Expert Pitch Released 8 Oct 2014 10 45 AM EDTSource Newsroom American Institute of Physics AIP more news from this source Contact Information Available for logged in reporters only WASHINGTON D C October 8 2014 ... - Read More

AIP's 2014 Chemistry Nobel Prize Resource Page Offers Context, Commentary, Technical Manuscripts and More on Microscopy Breakthroughs

Released 8 Oct 2014 3 00 PM EDTSource Newsroom American Institute of Physics AIP more news from this source Contact Information Available for logged in reporters only Oct 9 2014 WASHINGTON D C October 8 ... - Read More

Cancer Researchers Identify 'Achilles Heel' in Metabolic Pathway That Could Lead to New Treatments for Lung Cancer

Released 7 Oct 2014 2 00 PM EDTSource Newsroom UT Southwestern Medical Center more news from this source Contact Information Available for logged in reporters only Citations Cell MetabolismOct 8 2014 DALLAS – Oct 7 ... - Read More

Fungicides: Discovery on how fungi avoid immune responses of plants leads to new generation of fungicides

Plants that come under attack from pathogens have an automatic immune response Fungi get around this plant immunity by injecting proteins into the host plant cells These 'effector proteins' enable the fungi to escape the ... - Read More

Online games and remote experiments could reduce scientific fraud, cherry-picking

One way to combat the rising level of errors and fraud in life sciences research is through massive online laboratories which use videogames to engage large numbers of non professional investigators and prevent scientists from ... - Read More

First pictures of BRCA2 protein show how it works to repair DNA

Scientists have taken pictures of the BRCA2 protein for the first time showing how it works to repair damaged DNA Mutations in the gene that encodes BRCA2 are well known for raising the risk of ... - Read More

No need for water, enzymes are doing it for themselves

New research by scientists at the University of Bristol has challenged one of the key axioms in biology that enzymes need water to function The breakthrough could eventually lead to the development of new industrial ... - Read More

Bacteria may have ability to reduce impact of diazepam on UK river environments

The natural photo degradation of diazepam valium and similar medicines followed by bacterial breakdown may reduce their potentially harmful impact on the UK's freshwater environment a team of researchers has said Diazepam used to treat ... - Read More
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