Biology & Life Sciences

Magazine articles on biology, life sciences, biotech, medical research.

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Current Biology & Life Sciences Articles

Chemistry World February 9, 2012 Jennifer Newton	A new generation of tuberculosis drugs Scientists in India are targeting enzymes responsible for catalysing the formation of bonds to repair nicks in the phosphodiester backbone of DNA - called DNA ligases - to tackle the ever-growing health concern of multi-drug resistant bacteria.
Chemistry World February 9, 2012 Harriet Brewerton	Pressurizing red blood cells for information Scientists in Canada have developed a method to study the changes in red blood cells caused by the most common malaria parasite Plasmodium falciparum.
Chemistry World February 8, 2012 Jon Evans	DNA walker strides towards the light DNA molecules are now able to enjoy a stroll in the sunshine, thanks to US and Chinese chemists who have developed the first light-powered DNA walker.
HHMI Bulletin Feb 2012	An Intentional Life Scientists have identified a number of genes associated with familial forms of ALS, and Arthur Horwich has homed in on one of them.
HHMI Bulletin Feb 2012 Paul Muhlrad	Changing Channels Appetite and other deep-seated desires could be modified by altering brain ion channels, according to research at Janelia Farm.
HHMI Bulletin Feb 2012 Nancy Ross-Flanigan	A Safer Shot at TB While trying to understand tuberculosis bacteria genes, researchers discovered a safe way to shut down the bacteria.
HHMI Bulletin Feb 2012 Mary Bates	Passing the Sniff Test Researchers are mapping the chemical signaling behind how mice detect friend and foe.
HHMI Bulletin Feb 2012 Nicole Kresge	Now You See It, Now You Don't A disappearing receptor could hold the key to beta-cell growth and insulin production.
HHMI Bulletin Feb 2012 Nicole Kresge	How Much Is Too Much? Studies in mice suggest long-term folic acid supplementation may increase the incidence of some birth defects
Chemistry World February 7, 2012 James Urquhart	Treating hospital wastewater Researchers have found that hospital wastewater containing low concentrations of pharmaceutical compounds can be treated using a membrane bioreactor - an established method of biologically treating wastewater.
HHMI Bulletin February 2012 Marc Wortman	Where Does It Hurt? Researchers are getting to the molecular details of pain's circuitry to answer the question with real specificity.
HHMI Bulletin February 2012 Kendalll Powell	Jeffrey Kieft: Inspired to Serve In addition to running his University of Colorado lab, he engages church groups on the theory of evolution. He's driven to advocate for science.
HHMI Bulletin February 2012 Ingfei Chen	High-Tech Reboot Computer geek Ted Goldstein spent 30 years working in Silicon Valley. Today he is earning a Ph.D. in the biomolecular engineering lab of HHMI investigator David Haussler.
HHMI Bulletin February 2012 Sarah C.P. Williams	The Twists and Turns of Immunity Fred Alt has built a career making sense of the immune system -- specifically, the diverse antibodies that fight off invading molecules, from viruses to cancer cells to pollen.
HHMI Bulletin February 2012	Short Films Make Evolutionary Biology Memorable "Film is a powerful way to tell stories," says HHMI Vice President for Science Education Sean B. Carroll. "You can hear scientists talking in their own words and see the places where they do their own work."
HHMI Bulletin February 2012	New Open Access Journal Gets Name and Editorial Team Howard Hughes Medical Institute, the Max Planck Society, and the Wellcome Trust are a step closer to launching a top-tier journal with the recent announcement of the publication's editorial team and name.
HHMI Bulletin February 2012 Nicole Kresge	Protein Precision in the Brain with CSF Two causes of autism arise from opposite cellular mechanisms. Too much or too little protein production at the synapse between neurons can cause autism and intellectual disability.
HHMI Bulletin February 2012 Sarah C. P. Williams	Force Factor In the context of cells, forces are required to move molecules. Quantifying these forces gives scientists a way to compare and contrast different molecular motors.
National Defense March 2012 Eric Beidel	Plant DNA May Protect Military Supply Chain New York-based Applied DNA Sciences is working with the Defense Logistics Agency to use the hereditary traits of plants to keep parts that have been tampered with out of military electronic systems.
Chemistry World February 3, 2012 Simon Hadlington	Toxic mushroom behind Chinese deaths unmasked Chinese scientists believe they have identified the toxic assassins responsible for the mysterious deaths of hundreds of people in one of the country's provinces over the past 30 years.
Chemistry World February 1, 2012 Jon Evans	Two become one for bio-oil upgrade The development of a couple of new and improved catalysts for upgrading bio-oil is bringing this novel approach to producing biofuels a step closer to the big time.
Chemistry World January 31, 2012 Anthony King	Pesticides linked to vitamin D deficiency Pesticides could be suppressing people's vitamin D levels, leading to deficiency and disease, say scientists.
Chemistry World January 30, 2012 James Urquhart	Iron accumulation linked to neurogenerative disease Parkinson's and Alzheimer's could be caused by an accumulation of iron in regions of the brain, Australian researchers say.
Chemistry World January 25, 2012 Jon Evans	Water repellent polymer slows down drug delivery It turns out that superhydrophobic materials are very good at slowly releasing drugs over extended periods of time, from weeks to months.
Chemistry World January 19, 2012 Jon Evans	New microbe turns sugary seaweed into fuel Seaweed may soon be a source of biofuel, thanks to an engineered microbe able to transform seaweed directly into ethanol.
Chemistry World January 13, 2012 Helen Potter	Mineral regulates early metabolism Chinese scientists have taken a step towards further understanding the reactions that led to the origin of life by showing that a crucial metabolic process can be photocatalysed on the surface of a common mineral.
Chemistry World January 12, 2012 Russell Johnson	Staining tissue samples at the microscale A vertical microfluidic probe developed by researchers in Switzerland can create a range of immunohistochemistry staining conditions on a single tissue sample.
Chemistry World January 11, 2012 Laura Howes	Sense-act-treat, the nanopharmacy on a patch You injure yourself and inevitably it hurts. But instead of heading to the medicine cabinet you're already starting to feel better, as your sense-act-treat patch kicks in and releases a pain killer.
Chemistry World January 11, 2012 Hayley Birch	Drive towards detecting drugs at the roadside The UK government is setting up an advisory panel that will assess the feasibility of roadside testing for drug driving, similar to testing for drunk driving.
Chemistry World January 10, 2012 Phillip Broadwith	Amino acid residues give away bloodstain's age Chemists in the US have developed a quick and simple way to find out how old bloodstains are using natural fluorescence measurements.
Chemistry World January 9, 2012 Philip Robinson	Nanoear listens in on cellular motoring Just as the macroscopic world is filled with the rattle and hum of machinery, the actions of molecular and cellular machinery also produce tiny vibrations that resonate throughout the microscopic world.
Chemistry World January 8, 2012 David Bradley	The TNA world that came before the RNA one Once it was recognised that DNA is key to the molecular self-replication that underpins life, chemists have sought to understand the origins of this double-helical molecule in that primordial age.
Chemistry World January 6, 2012 Tegan Thomas	Blood barrier gel aids medical analysis US scientists have developed a separator gel that can form a permanent barrier between blood components when exposed to ultraviolet light.
Chemistry World January 5, 2012 Helen Bache	Cleaning Cadmium From Blood With the development of modern industries, heavy metal pollution in humans is on the rise, say researchers in China, who have now designed a supermagnetic nanocomposite to effectively remove one of the pollutants - cadmium ions - from blood.
Chemistry World January 4, 2012 Carl Saxton	Controlling termites with nanoparticles Scientists in Australia have found that mesoporous silica nanoparticles can store and deliver biocides in a controlled fashion over time, which could be beneficial to the timber industry with regards to termites.
Chemistry World January 3, 2012 Simon Hadlington	One-pot synthesis creates anticancer candidates Researchers in Germany have developed a simple, rapid and high-yielding cascade synthesis of a collection of polycyclic compounds that resemble indole alkaloid natural products and which interfere with cell division.
Chemistry World January 2012	DNA motors on With the relentless rise of DNA nanotechnology's popularity, Emma Davies explores the role chemistry has played in its success
Chemistry World January 2012	Column: The crucible Why do some combinations of flavors strike us as appealing and others as peculiar?
Chemistry World January 2012	Cultivating collaboration A new network aims to bring the power of interdisciplinary innovation to bear on global food issues.
HHMI Bulletin Nov 2011 Robert Tjian	President's Letter: Intellectual Ferment There are exciting connections between chemistry and biology from both "sides" of the disciplinary divide.
HHMI Bulletin Nov 2011 Jennifer Michalowski	Have Microscope, Will Travel The Bessel beam plane illumination microscope is a high-speed, high-resolution, three-dimensional imaging technology that gives extraordinarily detailed views of cellular processes in action.
HHMI Bulletin Nov 2011	Star Search Biologists have committed to studying mouse lemurs without sacrificing them, instead turning to genetics, imaging, and other noninvasive techniques honed through the study of other model organisms.
HHMI Bulletin Nov 2011 Sarah C.P. Williams.	Carolyn Bertozzi: Changed Expectations Chemists trained in biology were once a rarity -- now they're becoming the norm.
HHMI Bulletin Nov 2011 Richard Saltus	Game Changer Alana Van Dervort is an HHMI-supported EXROP (Exceptional Research Opportunities Program) student who traded the tennis court for the laboratory to train in biological sciences.
HHMI Bulletin Nov 2011 Jim Barlow	Stirring Debate Joe Thornton is a laser-focused scientist probing the molecular evolution of steroid hormones and their receptors. When Thornton enters the classroom of "Biology and Politics," however, his focus broadens to embrace his background in the liberal arts and environmental activism.
HHMI Bulletin Nov 2011 Lori Oliwenstein	The Peripatetic Postdoc Morgan Beeby studies flagellar motors, the molecular machines that power the whip-like appendages that allow bacteria to travel -- or, more precisely, to glide or swim -- through their environment.
HHMI Bulletin Nov 2011 Mitch Leslie	Creating Internal Maps Combining complementary skills, a team of neuroscientists studies how flies navigate their surroundings.
HHMI Bulletin Nov 2011 Deborah Franklin	Helping Preemies Treating myelin injuries and tracking brain cell development to rescue the littlest patients.
HHMI Bulletin Nov 2011 Katharine Gammon	Room to Grow -- and Learn For undergraduates who have the opportunity to do high-level research, the experience can be unforgettable.
HHMI Bulletin Nov 2011 Dave Mosher	A New PACE for Laboratory Evolution Researchers have found a way to accelerate evolution of molecules by harnessing viruses.
HHMI Bulletin Nov 2011	HHMI Offers International Student Research Fellowships New fellowship supports 48 international graduate students.
HHMI Bulletin Nov 2011 Jim Keeley	Getting Back to the Bench All Janelia Farm group leaders, fellows, and junior fellows actively engage in research. They work to discover the basic rules and mechanisms of the brain's information-processing systems and developing biological and computational techniques for creating and interpreting biological images.
HHMI Bulletin Nov 2011 Nicole Kresge	Unlocking the Interferon Puzzle Scientists show that interferon signaling depends on bond strength.
HHMI Bulletin Nov 2011 Jenni Laidman	When Membranes Merge Scientists are uncovering details of synaptic signaling between neurons.
HHMI Bulletin Nov 2011 Nicole Kresge	Bacterial -- Viral Warfare with CSF When bacteria survive a run-in with a virus or phage, they take some of the invader's DNA and integrate it into their own genome to help combat future attacks.
HHMI Bulletin Nov 2011 Sarah C. P. Williams	Living Chemistry Biologists understand better what chemists can bring to the table. And chemists understand better the questions that biologists really care about. This has led to a bigger impact of chemists on biological problems.
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