Brightsurf Science News & Current Events

March 08, 2012
SIV's natural hosts reveal how humans might better manage HIV infection, researchers propose
Some monkeys can survive infection by SIV, a relative of HIV, and not develop AIDS.

Deeper view of HIV reveals impact of early mutations
Mutations in HIV that develop during the first few weeks of infection may play a critical role in undermining a successful early immune response, a finding that reveals the importance of vaccines targeting regions of the virus that are less likely to mutate.

Implant to replace defective venous valve
If heart valves don't close properly, they are replaced. Conventional treatment of venous valve failure, however, has up to now always and exclusively been via medication.

First aid for winemakers
Whether or not a wine turns out to be as outstanding as the winemaker hopes depends on the quality of the yeasts; they control the fermentation process and create the distinctive flavor.

Revisiting LSD as a treatment for alcoholism
Several decades ago, a number of clinics used LSD to treat alcoholism with some success.

Maternal obesity may influence brain development of premature infants
Maternal obesity may contribute to cognitive impairment in extremely premature babies, according to a new study by researchers at Wake Forest Baptist Medical Center.

Proposed nuclear clock may keep time with the universe
A proposed new time-keeping system tied to the orbiting of a neutron around an atomic nucleus could have such unprecedented accuracy that it neither gains nor loses 1/20th of a second in 14 billion years -- the age of the universe.

Study pinpoints effects of different doses of an ADHD drug; Finds higher doses may harm learning
New research with monkeys sheds light on how the drug methylphenidate may affect learning and memory in children with attention deficit hyperactivity disorder.

Virginia Tech wildlife researcher finds brucellosis pathogen persists in Botswana buffalo
Alexander's study found that buffalo may not only be a potential source of the brucellosis pathogen for Botswana's domestic cattle, but they may also pose a threat to humans who consume buffalo meat.

5 biomarkers of increased risk for Crohn's disease in Jews of Eastern European descent
Researchers from Mount Sinai School of Medicine have discovered five new genetic mutations associated with Crohn's disease in Jews of Eastern European descent, often referred to as Ashkenazi Jews.

Insect DNA offers tiny clues about animals' changing habitats
The long-term impact of climate change on natural communities of wild animals could be better understood thanks to a new study.

Radiation oncologists are discussing infertility risks with young cancer patients
More than 80 percent of radiation oncologists discuss the impact of cancer treatments on fertility with their patients of childbearing age, which can lead to improved quality of life for young cancer patients who are living much longer after their original diagnosis thanks to modern treatment options, according to a study in Practical Radiation Oncology, the official clinical practice journal of the American Society for Radiation Oncology.

New research could significantly reduce the need for clinical animal testing
University of Southampton researchers are investigating innovative methods of testing drugs that will reduce the need for involving animals.

Mom's voice may improve the health of premature babies
When babies are born prematurely, they are thrust into a hospital environment that while highly successful at saving their lives, is not exactly the same as the mother's womb where ideal development occurs.

UCL Engineering awarded £18 million for future information and communication technologies
The Engineering and Physical Sciences Research Council today announced the award of £18 million to three projects led by University College London Engineering.

Four-winged dinosaur's feathers were black with iridescent sheen
A team of American and Chinese researchers has revealed the color and detailed feather pattern of Microraptor, a pigeon-sized, four-winged dinosaur that lived about 130 million years ago.

Scientists map new mechanism in brain's barrier tissue
Researchers at the University of Copenhagen have documented a previously unknown biological mechanism in the brain's most important line of defense: the blood-brain barrier.

Scientists detect seismic signals from tornado
An Indiana University geophysical experiment detected unusual seismic signals associated with tornadoes that struck regions across the Midwest last week -- information that may have value for meteorologists studying the atmospheric activity that precedes tornado disasters.

HIV rates for black women in parts of the US much higher than previously estimated
Study results from the HIV Prevention Trials Network (HPTN) 064 Women's HIV Seroincidence Study (ISIS) found an HIV incidence of 0.24 percent in the study cohort of 2,099 women (88 percent black), a rate that is five fold higher than that estimated for black women overall by the Centers for Disease Control and Prevention (CDC).

New throat cancer gene uncovered by UK and Japanese scientists
The study, published today in American Journal of Human Genetics, uncovered a mutation in the ATR gene, demonstrating the first evidence of a link between abnormality in this gene and an inherited form of cancer.

University of Bristol archaeologists unearth slave burial ground on St. Helena
Archaeologists from the University of Bristol have unearthed a unique slave burial ground on the remote South Atlantic island of St.

Partnerships in the brain
How do neurons in the brain communicate with each other?

Researchers show influence of nanoparticles on nutrient absorption
Nanoparticles are everywhere. From cosmetics and clothes, to soda and snacks.

Caregivers of veterans with chronic illnesses often stressed, yet satisfied, MU researcher finds
A University of Missouri researcher evaluated strain and satisfaction among informal caregivers of veterans with chronic illnesses.

Clot-busting enzyme plays 'peek-a-boo' with blood clots
By discovering how a blood clot-busting enzyme is switched on, researchers have unlocked a century-old atomic riddle that could lead to new treatments for clotting and bleeding disorders, and some cancers.

7-country study examining the causes of childhood pneumonia outlined
The scientific journal Clinical Infectious Diseases has released its March Special Supplement focusing entirely on the research design of and pilot data from the Pneumonia Etiology Research for Child Health Project, which seeks to identify the causes of pneumonia among the world's most vulnerable populations.

Drug coverage of Medicare beneficiaries with kidney failure -- some surprising findings
The majority of Medicare beneficiaries with kidney failure participate in Medicare's Part D prescription drug coverage program, and most of these receive a low-income subsidy from the program, according to a study appearing in an upcoming issue of the Journal of the American Society Nephrology.

Fly research gives insight into human stem cell development and cancer
Stem cells provide a recurring topic among the scientific presentations at the Genetics Society of America's 53rd Annual Drosophila Research Conference, March 7-11 in Chicago.

Drosophila conference highlights diverse research and its applications
The Genetics Society of America's 53rd Annual Drosophila Research Conference, March 7-11 at the Sheraton Chicago Hotel & Towers, will showcase diverse efforts to understand basic biological processes through the easy-to-study fruit fly, Drosophila melanogaster, and other insects.

Ultrafast sonograms shed new light on rapid phase transitions
A method for taking ultrafast

New book to examine the enduring influence of ancient Sparta
From the French Revolution and Nazi Germany, through the Cold War USA, and onwards to 21st century cinema screens and YouTube, ancient Sparta continues to resonate through Western thought, more than 2,000 years after the peak of its power.

Magnetic moon
A team of researchers from Harvard, MIT and the Institut de Physique du Globe de Paris have proposed a surprisingly simple explanation for magnetic anomalies that have baffled scientists since the mid-1960s -- they are remnants of a massive asteroid.

Researchers find 5 risk biomarkers for Crohn's disease in Jews of Eastern European descent
In the largest study of its kind, researchers from Mount Sinai School of Medicine have discovered five new genetic mutations associated with Crohn's disease in Jews of Eastern European descent, also known as Ashkenazi Jews.

Vaccination strategy may hold key to ridding HIV infection from immune system
Using human immune system cells in the lab, AIDS experts at Johns Hopkins have figured out a way to kill off latent forms of HIV that hide in infected T cells long after antiretroviral therapy has successfully stalled viral replication to undetectable levels in blood tests.

Wellness for dairy cows
Does butter taste better when the cows are happy? How much is too much for a liter of milk?

Smithsonian scientists discover that multiple species of seacows once coexisted
Sirenians, or seacows, are a group of marine mammals that include manatees and dugongs; Today, only one species of seacow is found in each world region.

New pig model may lead to progress in treating debilitating eye disease
A newly developed, genetically modified pig may hold the keys to the development of improved treatments and possibly even a cure for retinitis pigmentosa, the most common inherited retinal disease in the United States.

Origami-inspired paper sensor could test for malaria and HIV for less than 10 cents, report chemists
Inspired by the paper-folding art of origami, chemists at The University of Texas at Austin have developed a 3-D paper sensor that may be able to test for diseases such as malaria and HIV for less than 10 cents a pop.

Fukushima lesson: Prepare for unanticipated nuclear accidents
A year after the crisis at Japan's Fukushima Daiichi nuclear power plant, scientists and engineers remain largely in the dark when it comes to fundamental knowledge about how nuclear fuels behave under extreme conditions, according to a University of Michigan nuclear waste expert and his colleagues.

Collaboration needed to facilitate rapid response to health-care-associated infections, survey says
According to a survey released today by the Association for Professionals in Infection Control and Epidemiology and the American Society for Microbiology, the typical turnaround time for laboratory test results may not be meeting expectations.

Chronic kidney disease a recipe for kidney failure? Not necessarily
Not all patients with chronic kidney disease are destined for kidney failure, according to a study appearing in an upcoming issue of the Journal of the American Society Nephrology.

Metamaterials may advance with new femtosecond laser technique
Researchers in applied physics have cleared an important hurdle in the development of advanced materials, called metamaterials, that bend light in unusual ways.

BGI achieves next-gen sequencing analysis of FFPE DNA as low as 200 ng
BGI, the world's largest genomics organization, reported that it can use next-generation sequencing to analyze DNA as low as 200 ng from formalin-fixed paraffin-embedded samples.

Iridescent, feathered dinosaur offers fresh evidence that feathers evolved to attract mates
Researchers have revealed that the small, feathered dinosaur Microraptor had a glossy iridescent sheen like a modern crow and that its tail was narrow and adorned with a pair of streamer feathers, suggesting feathers originally evolved for display, rather than flight.

Genetic manipulation boosts growth of brain cells linked to learning, enhances antidepressants
UT Southwestern Medical Center investigators have identified a genetic manipulation that increases the development of neurons in the brain during aging and enhances the effect of antidepressant drugs.

Installing gun cabinets in homes improves safe firearm storage
Installing a gun cabinet dramatically reduces unlocked guns and ammunition in the home, according to a study in rural Alaska villages where the residents are primarily Alaska Native people.

RUB researchers present a new switching principle for magnetic fields
An international team of researchers from Germany and the Netherlands has developed a new material for storage media.

First findings released from Swaziland HIV incidence measurement survey announced at CROI 2012
First findings from the Swaziland HIV Incidence Measurement Survey a nationally representative HIV survey, were presented today at the 19th Conference on Retroviruses and Opportunistic Infections and indicate that the percentage of the population living with HIV infection is 31 percent among adults ages 18-49.

Minority administrators, school personnel key to engaging immigrant parents
Minority principals and other administrative personnel at elementary and high schools play a key role in implementing policies and practices aimed at engaging immigrant parents of students, according to new research from Rice University, the University of Wisconsin-Milwaukee and Vanderbilt University.

Engineering whole organs: Closing in on a potential solution to the organ donor shortage?
A new technique involving the use of an artificial scaffold into which a patient's own stem cells are inserted, turning it into a fully functional organ, could offer a potential solution to the donor shortage crisis, according to the second paper in this week's Lancet series on stem cells.

Sport fields: Catalysts for physical activity in the neighborhood?
A University of Alberta study examines people's perceived and actual access to sport fields as catalysts for physical activity.

AGU Policy Conference spotlights geoscience for economy, public safety, national security
As natural disasters surge, natural resource issues increase, oceans rise and grow more degraded, and the Arctic undergoes rapid change, policy makers can utilize scientific knowledge to surmount challenges to our economy, public safety, and national security.

NRL designs robot for shipboard firefighting
To help further improve future shipboard firefighting, scientists at the Naval Research Laboratory have formed an interdisciplinary team to develop a humanoid robot that could fight fires on the next generation of combatants.

New biorepository opens in Seattle to help uncover mysteries of pregnancy and childbirth
The Global Alliance to Prevent Prematurity and Stillbirth, an initiative of Seattle Children's, has launched an internationally accessible biorepository to advance innovative research of both normal and abnormal pregnancies.

Scientists discover effects of PD-1 blockade on ART therapy in SIV-infected monkeys
Scientists have discovered that blocking PD-1, an immune molecule that inhibits the immune response to viral infections, can have a significant effect on HIV-like illness in non-human primates.

Does moderate wine consumption improve lung function?
A research team from the Netherlands assessed the impact of wine and resveratrol (a natural polyphenol found in high quantities in red wine) on lung function.

A new method for more accurate assessment of osteoporosis
Laser-based measurements are proving to be a promising method for the assessment of osteoporosis.

Health reforms will be the end of free care for all, warn experts
Entitlement to free health services will be curtailed by the Health and Social Care Bill currently before parliament, warn experts today.

New report could improve lives of Missouri women, MU researcher says
Now, a University of Missouri expert says new research highlighting current issues affecting Missouri women provides insights that could significantly improve the lives of women throughout the state.

Healthy aging begins in the womb
Maternal stress during pregnancy influences brain aging and age-associated diseases such as dementia and stroke.

The petunia points the way to better harvests
Most plants live in symbiosis with soil fungi and are supplied with water and nutrients as a result.

Teach your robot well (Georgia Tech shows how)
A new study by Georgia Tech's Maya Cakmak and Andrea Thomaz of the School of Interactive Computing identifies the types of questions a robot can ask during a learning interaction that are most likely to characterize a smooth and productive human-robot relationship.

Research on how to apply enhanced reality to innovate digital content platforms
Developing an online multiplayer video game that takes advantage of the potential offered by enhanced reality: that is one of the objectives of Pyxel Arts, a company that was born in the heart of the Universidad Carlos III of Madrid's Scientific Park, and which hopes to apply this technology to other fields of knowledge, such as medicine or education.

Experiment observes elusive neutrino transformation
An international team of physicists -- including several from the California Institute of Technology -- has detected and measured, for the first time, a transformation of one particular type of neutrino into another type.

JDRF-funded study shows roles of beta cells and the immune system in Type 1 diabetes
A new JDRF-funded study shows that many of the genes known to play a role in Type 1 diabetes (T1D) are expressed in pancreatic beta cells, suggesting that the cell responsible for producing insulin may be playing a part in its own destruction to lead to T1D.

Weill Cornell researchers develop powerful tool to measure metabolites in living cells
By engineering cells to express a modified RNA called

Researchers discover 5 genetic variations associated with Crohn's disease in Ashkenazi Jews
A collaborative group of investigators has joined together to identify five genetic variations associated with Crohn's disease and Jewish individuals of Eastern and Central European decent, who are also known as Ashkenazi Jews.

Nanotube technology leading to new era of fast, lower-cost medical diagnostics
Researchers have tapped into the extraordinary power of carbon

New discovery shines light on the 3 faces of neutrinos
Neutrinos not only have mass, but they oscillate or change their identity as they travel.

EPSRC awards 3 ICT program grants to UCL Engineering
The Engineering and Physical Sciences Research Council today announced the award of £18 million to three projects led by University College London Engineering faculty.

Testing treatments in a virtual world
Imagine if your GP or consultant were able to show you, through a computerized model of yourself, the effects of potential treatments on your body.

Mapping the Japanese tsunami to prepare for future events
Using eyewitness video and terrestrial laser scanners from atop the highest buildings that survived the tsunami, Fritz has mapped the tsunami's height and flood zone to learn more about the flow of the devastating currents.

Bias in decision-making leads to poor choices and possibly depression
When faced with making a complicated decision, our automatic instinct to avoid misfortune can result in missing out on rewards, and could even contribute to depression, according to new research.

Perceptions of conception
For many women, the decision to get pregnant can take on a life of its own.

Discovery of hair-cell roots suggests the brain modulates sound sensitivity
The hair cells of the inner ear have a previously unknown

Announcing the first results from Daya Bay: Discovery of a new kind of neutrino transformation
The Daya Bay Reactor Neutrino Experiment collaboration has announced a precise measurement of the last of the unsolved neutrino

Risk of death from heart failure is lower in women than in men
Women with chronic heart failure survive longer than their male counterparts, according to a large analysis of studies comprising data on more than 40,000 subjects.

Vaccination may be key for true elimination of HIV-1
In what may prove to be a major step forward for the treatment of HIV-1 infection, scientists have discovered an effective way to eliminate a notoriously persistent form of the virus that does not respond to current therapies.

Effects of flooding on Cairo, Ill.
When faced with a choice between a deluge or a controlled deluge in May 2011 that would protect the city of Cairo, Illinois, the US Army Corps of Engineers chose the latter by ordering an intentional breach of the Mississippi River levee at Bird's Point, but was it the right decision?

'Chum cam' underwater video survey shows that reef sharks thrive in marine reserves
A team of scientists used video cameras to count Caribbean reef sharks (Carcharhinus perezi) inside and outside marine reserves on the Mesoamerican Barrier Reef in the Caribbean Sea.

The work-life integration overload: Thousands of researchers weigh in on outmoded work environments
Attracting workers into science and technology fields could be hampered by work-life integration issues according to a new international survey.

McGill researchers crack degeneration process that leads to Alzheimer's
A research group led by Dr. A. Claudio Cuello of McGill University's Faculty of Medicine, Dept. of Pharmacology and Therapeutics, has uncovered a critical process in understanding the degeneration of brain cells sensitive to Alzheimer's disease (AD).

Door adapted to the needs of people with reduced mobility is developed for emergency exits
Tecnalia Research and Innovation is participating in the Saleme project together with the Spanish companies Demesel, Tesa and Ingema, the Matia Gerontology Institute, in the development of a door for emergency exits adapted for people with functional diversity.

Scientists discover 'Achilles' heel' of clot-buster
Now, a study published by Cell Press on March 8 in the journal Cell Reports provides remarkable new insight into how plasmin is produced.

Cultural 'tightness' holds back female leadership -- but not always, says study
Countries that more strictly uphold their cultural norms are less likely to promote women as leaders -- unless those norms support equal opportunity for both sexes, shows a new paper from the University of Toronto's Rotman School of Management.

Clinical education director inspires future leaders in speech language pathology
Anyone looking for students around the UT Dallas Callier Center for Communication Disorders and who finds the classrooms are empty can just wander down to Jan Lougeay's office and probably hit pay dirt.

Engineer Robert J. Wood to receive NSF's Alan T. Waterman Award
Harvard engineer Robert J. Wood has been named one of two recipients of the National Science Foundation Alan T.

Reports on impact of poverty and social class on myocardial infarction outcomes
This study describes an analysis of the effect of socioeconomic class on outcomes after a first myocardial infarction.

Drug helps purge hidden HIV virus, study shows
A new study by researchers at the University of North Carolina at Chapel Hill is the first to demonstrate that the biological mechanism that keeps the HIV virus hidden and unreachable by current antiviral therapies can be targeted and interrupted in humans, providing new hope for a strategy to eradicate HIV completely.

Oldest organism with skeleton discovered in Australia
UC Riverside paleontologists have discovered the oldest animal with a skeleton.

Rheumatoid arthritis linked to irregular heart rhythm
People with rheumatoid arthritis are at a greater risk of irregular heart rhythm (known as atrial fibrillation) and stroke compared with the general population, finds a study published on today.

Elsevier announces publishing new journal with the Fellowship of Postgraduate Medicine
Elsevier, a world-leading provider of scientific, technical and medical information products and services, announces that it will publish the new journal of the Fellowship of Postgraduate Medicine, Health Policy and Technology.

Brain cancer blood vessels not substantially tumor-derived, Johns Hopkins scientists report
Johns Hopkins scientists have published laboratory data refuting studies that suggest blood vessels that form within brain cancers are largely made up of cancer cells.

Developing effective stem cell therapies for heart disease will hinge on collaboration between multiple specialties
Opportunities for multidisciplinary collaboration have never been more important if the development of effective regenerative therapies for heart disease is to be realized, according to the first paper in this week's Lancet series on stem cells.

Older men's hidden health concerns
Are men's concerns the same as women's? The answers to these questions can be found in a large cross-sectional survey of 2,325 Canadian men, aged 55 to 97 years old.

Missing: Electron antineutrinos; Reward: Understanding of matter-antimatter imbalance
An international particle physics collaboration today announced its first results toward answering a longstanding question -- how the elusive particles called neutrinos can appear to vanish as they travel through space.

Could a NOSH-aspirin-a-day keep cancer away?
The humble aspirin may soon have a new role. Scientists from the City College of New York have developed a new aspirin compound that has great promise to be, not only an extremely potent cancer-fighter, but even safer than the classic medicine cabinet staple.

Share and share alike
In the world of marketing, people who are thinking about sharing product information they find in online advertising are likely to first consider whether the information is relevant to friends and family in their social networks.

The dance of the chaperones
Max Planck scientists have identified a key player in protein folding.

First allosteric insulin receptor-activating antibody to improve glycemic control in vivo
XMetA is the first antibody specific for the insulin receptor shown to correct hyperglycemia in a mouse model of diabetes.

Saving power, saving money
To cut energy waste and costs in computer processors, researchers at Case Western Reserve University propose a method called fine-grained power gating.

Gravitational lens reveals details of distant, ancient galaxy
Thanks to the presence of a natural

Benefits of single atoms acting as catalysts in hydrogen-related reactions
A team of researchers at Tufts University's School of Arts and Sciences and School of Engineering have discovered that individual atoms can catalyze industrially important chemical reactions such as the hydrogenation of acetylene, offering potentially significant economic and environmental benefits.

Insects have personality too, research on honey bees indicates
A new study in Science suggests that thrill-seeking is not limited to humans and other vertebrates.

Children's National team gains understanding of white matter in infants receiving heart surgery
A collaborative team of researchers at Children's National Medical Center are making progress in understanding how to protect infants needing cardiac surgery from white matter injury, which impacts the nervous system.

Cannabinoid 2 receptors regulate impulsive behavior
A new study lead by the Neuroscience Institute of Alicante reveals how manipulating the endocannabinoid system can modulate high levels of impulsivity.

Aging, overweight people stay happy says new study
Growing older and being overweight are not necessarily associated with a decrease in mental well-being, according to a cross-cultural study looking at quality of life and health status in the US and the UK.

Want to limit aggression? Practice self-control!
Feeling angry and annoyed with others is a daily part of life, but most people don't act on these impulses.

Mark van Loosdrecht wins Lee Kuan Yew Water Prize 2012
Professor Mark van Loosdrecht of Delft University of Technology has won the Lee Kuan Yew Water Prize for 2012.

Clock gene helps plants prepare for spring flowering, study shows
Scientists have made fresh discoveries about the processes that govern plants' internal body clocks and help them adjust to changing seasons, triggering the arrival of flowers in spring.

A TRP that makes our cells feel hyper
Professor Yasunobu Okada, the Director-General of the National Institute for Physiological Sciences and the Vice-President of the National Institutes of Natural Sciences, and his research team, have identified the key molecule preventing the shrinking and eventual death (apoptosis) of cells when they are subjected to a condition of hyperosmolarity.

New paper examines issues raised by Fukushima reactor accident
As the one-year anniversary of the Fukushima Daiichi reactor accident is marked on March 11, a new paper by Peter C.

Sobered up using LSD
Forty years ago, LSD was used in the treatment of alcoholics -- with good results.

QB3 bioscience startups going strong at 6-year mark
When QB3 opened its

An insight into human evolution from the gorilla genome sequence
Researchers announce today that they have completed the genome sequence for the gorilla, the last genus of the living great apes to have its genome decoded.

ASU's Origins Project will explore why we fear others
Leading scholars and researchers will explore current examples of why we fear others, its genesis and address if it's time for a change.

Bias in decision-making leads to poor choices and may be linked to depression
The results of a new study, published in the journal PLoS Computational Biology, suggest that our brains subconsciously use a simplistic strategy in order to filter out options when faced with a complex decision.

Let's raise a glass to, well, what's in the glass
According to new research from Brigham and Women's Hospital (BWH), light-to-moderate alcohol consumption was associated with a lower risk of stroke in women.

Nintendo Wii game controllers help diagnose eye disorder
Wii remotes are not all about fun and games. Scientists can use them to assess and diagnose children with an abnormal head position caused by eye diseases.

Smithsonian joins Mission Blue Submarine expedition in Panama
From Mar. 4-10, Eldredge Bermingham, Director of the Smithsonian Tropical Research Institute and staff scientist Hector Guzman joined Mission Blue, founded by Sylvia Earle, oceanographer and environmental advocate, to survey the fauna of Panama's Hannibal Bank and environs.

UMass Amherst polymer scientists, physicists develop new way to shape thin gel sheets
Inspired by nature's ability to shape a petal, and building on simple techniques used in photolithography and printing, researchers at the University of Massachusetts Amherst have developed a new tool for manufacturing three-dimensional shapes easily and cheaply, to aid advances in biomedicine, robotics and tunable micro-optics.

A test of the senses in the search for a shoal mate
Young coral reef fish use sounds, smells and visual cues to find their nursery grounds, according to new research, published today in Ecology.

MIT research: Sometimes the quickest path is not a straight line
A team, led by Pierre Lermusiaux, the Doherty Associate Professor in Ocean Utilization, developed a mathematical procedure that can optimize path planning for automated underwater vehicles, even in regions with complex shorelines and strong shifting currents.

IDRI quest for leprosy vaccine closer to reality with help of million dollar grant
The Infectious Disease Research Institute has been awarded a $1 million grant from Renaissance Health Service Corporation and its Research and Data Institute, as the founding sponsor of IDRI's efforts to eliminate the disease of leprosy.

Understanding biologic drug activity is focus of interdisciplinary symposium
Biological products have become increasingly important in the treatment of many complex diseases, and that is particularly so for therapeutic proteins, which will be the central focus for an interdisciplinary Symposium that will take place in Baltimore, Md., March 22-23.

Sexual reproduction can increase genetic variation but reduce species diversity
The role of sex in driving genetic variation and generating higher biodiversity has been debated for over a century.

Do you hear what I hear?
In both animals and humans, vocal signals used for communication contain a wide array of different sounds that are determined by the vibrational frequencies of vocal cords.

Cancer therapy: Drugs that get under your skin
Skin problems are the most common adverse effects from new anti-cancer drugs. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to