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Science Current Events and Science News | Brightsurf | February 22, 2018


Gene expression study may help guide Arthritis care
Researchers who analyzed gene expression in synovial tissue samples from rheumatoid arthritis patients' joints identified different patterns that may be clinically meaningful.
Researchers develop new technology platform for cancer immunotherapy
Johns Hopkins scientists invent multifunctional antibody-ligand traps (Y-traps), a new class of cancer immunotherapeutics.
Descriptive phrases for how often food should be eaten helps preschoolers better understand healthy eating
Preschool is a critical period for children to begin to make their own dietary decisions to develop life-long healthy eating habits.
Artificial intelligence can diagnose and triage retinal diseases
In the February 22 issue of Cell, scientists describe a platform that uses big data and artificial intelligence not only to recognize two of the most common retinal diseases but also to rate their severity.
Study finds language, achievement benefits of universal early childhood education
A study of more than 60,000 children enrolled in Norway's universal early education system has found the program improves language skills and narrows achievement gaps, according to a team of researchers from the US and Norway, led by Boston College Professor of Education Eric Dearing.
Therapy for muscular dystrophy-caused heart failure also improves muscle function in mice
Injections of cardiac progenitor cells help reverse the fatal heart disease caused by Duchenne muscular dystrophy and also lead to improved limb strength and movement ability, a new study shows.
Fertility breakthrough: New research could extend egg health with age
Princeton researchers identified a key protein in old, poor-quality C.
UT Dallas scientists isolate cancer stem cells using novel method
Researchers at The University of Texas at Dallas have devised a new technique to isolate aggressive cells thought to form the root of many hard-to-treat metastasized cancers -- a significant step toward developing new drugs that might target these cells.
IBM reveals novel energy-saving optical receiver with a new record of rapid power-on/off time
Group of researchers from IBM Research in Zurich, Switzerland, together with a consortium working under the EU-funded project 'ADDAPT,' have demonstrated a novel optical receiver (RX) that can achieve an aggregate bandwidth of 160 Gb/s through four optical fibers.
Low-calorie diet enhances intestinal regeneration after injury
Animals fed restricted-calorie diets are better able to regenerate numerous tissues after injury.
New insight into how magma feeds volcanic eruptions
A novel research study by scientists at the University of Liverpool has provided new insights into how molten rock (magma) moves through the Earth's crust to feed volcanic eruptions.
C-sections and gut bacteria increase risk of childhood obesity
New CHILD Study research has found that overweight and obese women are more like to have children who are overweight or obese by three years of age--and that bacteria in the gut may be partially to blame.
Biomarker, clues to possible therapy found in novel childhood neurogenetic disease
Researchers studying a rare genetic disorder that causes severe, progressive neurological problems in childhood have discovered insights into biological mechanisms that drive the disease, along with early clues that an amino acid supplement might offer a targeted therapy.
UBC engineers advance the capability of wearable tech
Creating the perfect wearable device to monitor muscle movement, heart rate and other tiny bio-signals without breaking the bank has inspired scientists to look for a simpler and more affordable tool.
Age and gender matter behind the wheel -- but not how you might expect
A UCLA study explored the relationship between new drivers' skills and age, gender, organized sports and video gaming.
Protein active in life-threatening allergic reactions is a promising target for therapy
In a recently published study supported by Food Allergy Research & Education, researchers at Cincinnati Children's Hospital Medical Center have described a signaling pathway that can contribute to the dangerous circulatory and respiratory symptoms of anaphylaxis.
Mass. General-led team identifies genetic defect that may cause rare movement disorder
A Massachusetts General Hospital-led research team has found that a defect in transcription of the TAF1 gene may be the cause of X-linked dystonia parkinsonism (XDP), a rare and severe neurodegenerative disease.
More than half the world's ocean are commercially fished
More than half of the world's oceans are exposed to industrial fishing activities, a new study, conducted at unprecedented scale, reveals.
Improved Hubble yardstick gives fresh evidence for new physics in the universe
Astronomers have used NASA's Hubble Space Telescope to make the most precise measurements of the expansion rate of the universe since it was first calculated nearly a century ago.
Basque researchers turn light upside down
Researchers from CIC nanoGUNE (San Sebastian, Spain), in collaboration with the Donostia International Physics Center (DIPC, San Sebastian, Spain) and Kansas State University (USA), report in Science the development of a so called 'hyperbolic metasurface' on which light propagates with completely reshaped wafefronts.
Disease-bearing mosquitoes gain from shrinkage of green spaces
A study conducted in São Paulo, Southern Hemisphere's biggest city, shows that mosquitoes belonging to vector species make up for seven out of the eight most common species found in municipal parks; adapted to urban environment, they benefit from the fragmentation of green areas, a process which leads to the extinction of wild species.
Tracking fishing from space: The global footprint of industrial fishing revealed
Humans have been fishing the seas for over 42,000 years.
Mutation explains why some people are more vulnerable to viral brain infection
Scientists identified mutations in a single gene that impair immunity to viruses in a region of the brain called the brain stem.
Archaeology: Pots, people and knowledge transfer
In the Late Neolithic, a new style of pottery appears among the grave goods buried with the dead in many parts of Europe.
Drier conditions could doom Rocky Mountain spruce and fir trees
Drier summers and a decline in average snowpack over the past 40 years have severely hampered the establishment of two foundational tree species in subalpine regions of Colorado's Front Range, suggesting that climate warming is already taking a toll on forest health in some areas of the southern Rocky Mountains.
Finnish research group discovers a new immune system regulator
Academy Professor Riitta Lahesmaa's research group from Turku Centre for Biotechnology of the University of Turku and Åbo Akademi University, Finland, has discovered a new regulator of the immune system, a key factor that controls development of regulatory T cells.
Looking for the origins of schizophrenia
Schizophrenia may be related to neurodevelopment changes, including brain's inability to create the appropriate vascular system, according to new study resulted from a partnership between the D'Or Institute for Research and Education, the University of Chile and the Federal University of Rio de Janeiro (UFRJ).
Study compares countries' mortality rates after aneurysm surgery
There is substantial international variation in mortality rates after treatment for abdominal aortic aneurysm, or enlargement of the aorta.
Moths in mud can uncover prehistoric secrets
A groundbreaking new technique for examining moth scales in forest lake sediments allows prehistoric outbreaks of these insects to be identified.
Extinct lakes of the American desert west
The vestiges of lakes long extinct dot the landscape of the American desert west.
Pregnant women with hypertension can safely monitor their blood pressure at home
A new Ultrasound in Obstetrics & Gynecology study provides evidence that pregnant women with hypertension can safely monitor their blood pressure at home instead of going into a hospital or clinic.
Can surgery and anaesthesia affect memory?
Findings from a new Anaesthesia study suggest that patients may score slightly lower on certain memory tests after having surgery and anaesthesia.
Stagnation in the South Pacific
A team led by geochemist Dr. Katharina Pahnke from Oldenburg has discovered important evidence that the rise in atmospheric carbon dioxide levels at the end of the last ice age was triggered by changes in the Antarctic Ocean.
Sandhoff disease study shows proof of principle for gene therapy
NIH researchers studying a fatal childhood genetic illness called Sandhoff disease uncover new details about how it develops in utero that indicate gene therapy has potential.
Digestive ability of ancient insects could boost biofuel development
A study of the unusual digestive system of an ancient group of insects has provided new insights into future biofuel production.
Gut microbes protect against sepsis: Mouse study
Sepsis occurs when the body's response to the spread of bacteria or toxins to the bloodstream damages tissues and organs.
Research into the family tree of today's horses sheds new light on the origins of the species
The earliest known domesticated horses are not at the root of today's modern breed's family tree, as had previously been thought, new research has shown.
Few Chicagoland wetlands left without non-native species, study finds
The wetlands in and around Chicago are overwhelmingly invaded by non-native plants, according to a new study by University of Illinois researchers.
CU scientists' discovery could speed clinical translation of stem cell therapies
A team of scientists from the University of Colorado School of Medicine and the Charles C.
Distinguishing males from females among king penguins
It is difficult to distinguish males from females among King Penguins, but a new Ibis study reveals that King Penguins can be sexed with an accuracy of 100% based on the sex-specific syllable pattern of their vocalisations.
Phase I clinical trial shows some promise for investigational drug for melanoma
In JCI Insight, UNC Lineberger's Stergios Moschos, MD, and colleagues published the results of a phase I, multi-institution clinical trial for an investigational treatment for melanoma and other cancers with mutations in the BRAF or RAS genes.
A promising new drug to combat serious inflammatory disease
Still's disease is a serious orphan disease caused by a deregulation of the immune system triggering an acute inflammatory response.
The successful launch of Falcon Heavy prompts a roadmap for radioresistant astronauts
This massively-collaborative research proposes the roadmap for making humans more resistant to radiation and multiple other forms of stress- and age-associated damage.
Portable ultrasound; post-prison follow up could improve care of patients with kidney disease
How using portable ultrasound can help better detect fluid in the lungs of people with end-stage renal disease and a proposed better way to help inmates with ESRD navigate the free world.
Weather should remain predictable despite climate change
New research from the University of Missouri suggests that even as rising carbon dioxide levels in the atmosphere drive the climate toward warmer temperatures, the weather will remain predictable.
How bats carry viruses without getting sick
Bats are known to harbor highly pathogenic viruses like Ebola or Marburg and yet they do not show clinical signs of disease.
Antidepressant response within hours? Experts weigh evidence on ketamine as fast-acting treatment for depression in Harvard Review of Psychiatry
Recent studies suggest that ketamine, a widely used anesthetic agent, could offer a wholly new approach to treating severe depression -- producing an antidepressant response in hours rather than weeks.
Shedding a tear may help diagnose Parkinson's disease
Tears may hold clues to whether someone has Parkinson's disease, according to a preliminary study released today that will be presented at the American Academy of Neurology's 70th Annual Meeting in Los Angeles, April 21 to 27, 2018.
Imaging individual flexible DNA 'building blocks' in 3-D
A team of researchers from Lawrence Berkeley National Lab (Berkeley Lab) and Ohio State University have generated 3-D images from 129 individual molecules of flexible DNA origami particles.
Neanderthals thought like we do
Using Uranium-Thorium dating an international team of researchers co-directed by Dirk Hoffmann of the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany, demonstrates that more than 115,000 years ago Neanderthals produced symbolic objects, and that they created cave art more than 20,000 years before modern humans first arrived in Europe.
Mind-reading algorithm uses EEG data to reconstruct images based on what we perceive
A new technique developed by neuroscientists at U of T Scarborough can reconstruct images of what people perceive based on their brain activity gathered by EEG.
Developing reliable quantum computers
International research team makes important step on the path to solving certification problems.
As pediatric use of iNO increased, mortality rates dropped
Jonathan Chan, M.D., and colleagues analyzed data from pediatric patient visits over a 10-year period at 47 children's hospitals and found as inhaled nitric oxide use and costs increased mortality rates dropped modestly.
Modification of CRISPR guide RNA structure prevents immune response in target cells
CRISPR-mediated genome editing has become a powerful tool for modeling of disease in various organisms and is being developed for clinical applications.
Beetroot juice supplements may help certain heart failure patients
Beetroot juice supplements may help enhance exercise capacity in patients with heart failure, according to a new proof-of-concept study.
Survey: more than half of US gun owners do not safely store their guns
More than half of gun owners do not safely store all their guns, according to a new survey of 1,444 US gun owners conducted by researchers at the Johns Hopkins Bloomberg School of Public Health.
Is spending for infused chemotherapy by commercial insurers lower at physician offices?
Delivering infused chemotherapy in a physician office was associated with lower spending by commercial health insurers compared with chemotherapy administered in a hospital outpatient department.
In living color: seeing cells from outside the body with synthetic bioluminescence
Glowing creatures like fireflies and jellyfish are captivating to look at but also a boon for science, as their bioluminescent molecules contribute to visualizing a host of biological processes.
Unsaddling old theory on origin of horses
Botai horses were tamed in Kazakhstan 5,500 years ago and thought to be the ancestors of today's domesticated horses .
Sweet, bitter, fat: Genetics play a role in kids' snacking patterns, study finds
The types of snacks a child chooses could be linked to genetics, a University of Guelph study found.
Infants are able to learn abstract rules visually
Three-month-old babies cannot sit up or roll over, yet they are already capable of learning patterns from simply looking at the world around them, according to a recent Northwestern University study published in PLOS One.
Rare first moment of stellar explosion captured by amateur astronomer
An amateur astronomer testing his new camera captures the moment a supernova became visible in the night sky, which has helped an international team of researchers to test their theory about the beginning stages of a stellar explosion.
Putting black skin cancer to sleep -- for good
An international research team has succeeded in stopping the growth of malignant melanoma by reactivating a protective mechanism that prevents tumor cells from dividing.
UCLA scientists use color-coded tags to discover how heart cells develop
UCLA researchers used fluorescent colored proteins to trace how cardiomyocytes -- cells in heart muscle that enable it to pump blood -- are produced in mouse embryos.
The global footprint of fisheries
UCSB researchers collaborate to track commercial fishing worldwide in real time.
Neanderthals were artistic like modern humans, study indicates
Scientists have found the first major evidence that Neanderthals, rather than modern humans, created the world's oldest known cave paintings -- suggesting they may have had an artistic sense similar to our own.
New insight into plants' self-defense
Researchers at the University of Delaware and the University of California-Davis have uncovered new details of how chloroplasts move about in times of trouble.
New insights on the neurobiology of dying
A new Annals of Neurology study provides insight into the neurobiology of dying.
Synchronised waves control embryonic patterning
During an embryo's journey from a single cell to a complex organism, countless patterning processes make sure that the right cells develop in exactly the right location and at the right time.
Opioid abuse leads to heroin use and a hepatitis C epidemic, USC researcher says
Heroin is worse than other drugs because people inject it much sooner, potentially resulting in increased risk of injection-related epidemics such as hepatitis C and HIV, a Keck School of Medicine of USC study shows.
German universities likely to benefit from Brexit, report suggests
A new report suggests that while UK universities are likely to suffer because of Brexit, German universities may reap the benefits.
Color of judo uniform has no effect on winning
Contrary to previous studies and widespread belief, new research on competitive judo data finds a winning bias for the athlete who is first called, regardless of the color of their uniform.
Tracking dormant malaria
In an advance that could help scientist discover new malaria drugs, MIT researchers have shown that they can grow dormant human malaria parasites in engineered human liver tissue for several weeks, allowing them to closely study how the parasite becomes dormant, what vulnerabilities it may have, and how it springs back to life.
New crystal structures reveal mysterious mechanism of gene regulation by the 'magic spot'
Using an innovative crystallization technique for studying 3D structures of gene transcription machinery, researchers revealed new insights into the long debated action of the 'magic spot' -- a molecule that controls gene expression in E. coli and many other bacteria when the bacteria are stressed.
New mutant coral symbiont alga able to switch symbiosis off
Researchers have identified the first spontaneous mutant coral symbiont alga to not maintain a symbiotic relationship with its host.
Defects on regulators of disease-causing proteins can cause neurological disease
Mutations in human PUMILIO1, a gene that regulates Ataxin1 production, cause conditions similar to spinocerebellar ataxia type 1 (SCA1).
Kids with chronic kidney disease have lower IQs and poorer educational outcomes
Children with chronic kidney disease (CKD) have lower IQs and poorer educational outcomes than healthy children a new review of evidence led by University of Sydney scholars reveals.
New symmetry-breaking method opens way for bioactive compounds
EPFL chemists have developed a new catalytic method for symmetry breaking.
NEJM reports positive results for larotrectinib against TRK-fusion cancer
55 patients representing 17 cancer types tested positive for TRK fusion and were treated with larotrectinib.
Toenail fungus gives up sex to infect human hosts
The fungus that causes athlete's foot and other skin and toenail infections may have lost its ability to sexually reproduce as it adapted to grow on human hosts.
Horse domestication revisited: Botai horses did not sire today's steeds
A new genomic study reveals that the oldest known domesticated horse population, which lived on the Central Asian steppes roughly 5,500 years ago, did not sire the domesticated horses of today.
Scottish hospitals see slower decline in deaths
In a first-of-its-kind study, the researchers looked at extensive data on hospital admissions and discharges in both countries over a 17-year period.
NYU researchers adapt HIV test in developing rapid diagnostic test for Zika virus
Researchers at New York University College of Dentistry, in collaboration with Rheonix, Inc., are developing a novel test for Zika virus that uses saliva to identify diagnostic markers of the virus in a fraction of the time of current commercial tests.
The good and bad health news about your exercise posts on social media
The more you see your friends post about exercise on social media, the worse you might feel about your own weight, especially when you perceive those people as being very similar to you, new research suggests.
Stroke survivors and caregivers feel abandoned by health services, study finds
A systematic review of studies focused on stroke survivors' and carers' experiences of primary care and community healthcare services has found that they feel abandoned because they have become marginalised by services and do not have the knowledge or skills to re-engage.
Adherence to sleep apnea treatment affects risk of hospital readmission
A study of patients with obstructive sleep apnea (OSA) suggests that non-adherence to continuous positive airway pressure (CPAP) therapy is significantly associated with increased 30-day hospital readmissions.
Artificial intelligence quickly and accurately diagnoses eye diseases and pneumonia
Using artificial intelligence and machine learning techniques, researchers at Shiley Eye Institute at UC San Diego Health and University of California San Diego School of Medicine, with colleagues in China, Germany and Texas, have developed a new computational tool to screen patients with common but blinding retinal diseases, potentially speeding diagnoses and treatment.
Seasonal patterns in the Amazon explained
Environmental scientists at Brookhaven National Laboratory have led an international collaboration to improve satellite observations of tropical forests.
Cancer risk associated with key epigenetic changes occurring through normal aging process
Some scientists have hypothesized that tumor-promoting changes in cells during cancer development--particularly an epigenetic change involving DNA methylation--arise from rogue cells escaping a natural cell deterioration process called senescence.
When every fish counts
Genetic analysis by UC Davis showed about one-third of endangered delta smelt were misidentified in surveys of the Yolo Bypass.
Causing inflammation to run out of fuel
Inflammation needs energy: An important source for this energy is oxygen, which is indispensable for the cells of the immune system to work properly.
Histology in 3-D: New staining method enables Nano-CT imaging of tissue samples
To date, examining patient tissue samples has meant cutting them into thin slices for histological analysis.
Are older adults with knee pain less active than the general population?
A new Arthritis Care & Research study found that moderate-to-vigorous physical activity levels are similarly low in older adults with symptomatic knee osteoarthritis and those from the general population without osteoarthritis or knee pain.
New strategy to target transcription factor STAT5 to combat leukaemia
Acute myeloid leukaemia is the most common type of acute cancer of the blood and bone marrow in adults.
DNA gets away: Scientists catch the rogue molecule that can trigger autoimmunity
A research team has discovered the process -- and filmed the actual moment -- that can change the body's response to a dying cell.
The Australian government's plan for the biocontrol of the common carp presents several risks
Belgian, English and Australian scientists are calling on the Australian authorities to review their decision to introduce the carp herpes virus as a way to combat the common carp having colonised the country's rivers.
Debunking claims about medical marijuana: More teen recreational use, fewer opioid deaths
Two papers published today look at the current evidence of the effects of medical marijuana laws and conclude there is little support that such laws increase recreational marijuana use among adolescents or reduce opioid overdose deaths.
Women who suffer with SCAD may fare better with conservative care
Patients who suffer from a type of heart attack that affects mainly younger women, called spontaneous coronary artery dissection or SCAD, may benefit most from conservative treatment, letting the body heal on its own.
Quantum recurrence: Everything goes back to the way it was
When a complex system is left alone, it will return to its initial state with almost perfect precision.
An under-the-radar immune cell shows potential in fight against cancer
One of the rarest of immune cells, Type-2 innate lympoid cells might be a potent weapon in slowing the spread of cancer to other parts of the body.
Stiffness matters
Nanomedicine entry into cancer cells can be tuned by modulating the stiffness of the plasma membrane.
Younger age at diabetes diagnosis is linked to higher risk of
New research published in Diabetologia (the journal of the European Association for the Study of Diabetes [EASD]) shows that the earlier a person is diagnosed with type 2 diabetes, the higher their risk of death from heart disease and stroke, but, unusually, the lower their risk of death from cancer.
Damage encourages maple species to become female, Rutgers study finds
Jennifer Blake-Mahmud reports that striped maples not only change their sex periodically, but that they can wait until the last minute - three weeks before flowering - to do it.
Cave art and painted shells suggest neanderthals were artists, understood symbolism
Neanderthals were artists, according to a new study in Science, which reveals that the oldest cave art found in Europe predates early modern humans by at least 20,000 years, and so must have had Neanderthal origin.
Interneuron migration impairement could lead to macrocephaly
A team from the University of Liège has discovered a new crosstalk between the migrating inhibitory interneurons and the stem cells that generate the excitatory neurons.
Tension-free vaginal tape found effective for treating urinary incontinence
Long-term results from a BJU International study indicate that tension-free vaginal tape (TVT) may be a highly effective and safe option for certain patients with urinary incontinence.
How the 'I approve' tagline boosts nasty political ads
New research by Berkeley Haas Assoc. Prof. Clayton Critcher finds that adding the required 'I approve this message' tagline to negative campaign ads makes them more credible.
With computation, researchers identify promising solid oxide fuel cell materials
Using advanced computational methods, University of Wisconsin-Madison materials scientists have discovered new materials that could bring widespread commercial use of solid oxide fuel cells closer to reality.
Loops, loops, and more loops: This is how your DNA gets organized
A living cell is able to neatly package a big jumble of DNA into chromosomes while preparing for cell division.
Study finds racial differences in cure rates for Hepatitis C
In a large ethnically diverse group of patients seen at a community-based Veterans Affairs practice, cure rates for chronic hepatitis C were lower for African American individuals relative to White individuals, even when patients were receiving optimal therapies.
Understanding the wetting of micro-textured surfaces can help give them new functionalities
The wetting and adhesion characteristics of solid surfaces critically depend on their fine structures.
Do pain medications carry different heart risks?
Prior studies have suggested that non-steroidal anti-inflammatory drugs (NSAIDs) may be linked with higher cardiovascular risks, but few have assessed potential different cardiovascular risk between NSAID classes or across individual NSAIDs.
New neurons in the adult brain are involved in sensory learning
Scientists from the Institut Pasteur and the CNRS have demonstrated that the new neurons produced in adults react preferentially to reward-related sensory stimuli and help speed up the association between sensory information and reward.
GWAS identifies genetic alteration associated with opioid dependence
A genome-wide association study has identified a new genetic alteration in European-Americans with opioid dependence.
Newly designed molecule binds nitrogen
Chemists from the University of Würzburg have developed a boron-based molecule capable of binding nitrogen without assistance from a transition metal.
Study in mice suggests personalized stem cell treatment may offer relief for MS
Scientists have shown in mice that skin cells re-programmed into brain stem cells, transplanted into the central nervous system, help reduce inflammation and may be able to help repair damage caused by multiple sclerosis (MS).
Financial structure of early childhood edu. Requires overhaul to make it accessible and affordable
High-quality early care and education (ECE) is critical to positive child development and has the potential to generate economic returns, but the current financing structure of ECE leaves many children without access to high-quality services and does little to strengthen the ECE workforce, says a new report from the National Academies of Sciences, Engineering, and Medicine.
Invasion of the body-snatching fungus
UConn researchers recently documented in Nature Scientific Reports a gory and fascinating relationship between periodical cicadas and a fungus that infects them, hijacks their behavior, and causes a scene straight out of a zombie movie.
Coral reefs at risk of losing building material by end of century
A new study suggests that by 2050, most coral reefs around the world are at risk of experiencing constant depletion of one of their building blocks - calcium carbonate sediments.
Surprising new study redraws family tree of domesticated and 'wild' horses
Research published in Science today overturns a long-held assumption that Przewalski's horses, native to the Eurasian steppes, are the last wild horse species on Earth
Decoding the structure of huntingtin
Determining the three dimensional structure of the protein could help to develop new treatments of Huntington's disease.
Neuroscientists discover a brain signal that indicates whether speech has been understood
The presence or absence of a unique brain signal after a listener has heard some speech indicates whether or not that listener has understood what has been said.
Study suggests evolutionary change in protein function respects biophysical principles
For work reported in Science, Elizabeth Vierling at UMass Amherst and Justin Benesch at Oxford University looked at two types of small HSPs to address what they call a
A look at the space between mouse brain cells
Between the brain's neurons and glial cells is a critical but understudied structure that's been called neuroscience's final frontier: the extracellular space.
Metabolic modelling becomes three-dimensional
An international research consortium developed, with significant involvement of Luxembourg Centre for Systems Biomedicine (LCSB) scientists, the first computer model to include 3-D in the representation of human metabolic processes.
Study debunks claim that medical marijuana laws increase recreational pot use for US teens
Legalizing medical marijuana has not increased recreational use of the substance among US adolescents, according to a new study.
Researchers use a molecular Trojan horse to deliver chemotherapeutic drug to cancer cells
A research team at the University of California, Riverside has discovered a way for chemotherapy drug paclitaxel to target migrating, or circulating, cancer cells, which are responsible for the development of tumor metastases.
Less expensive, post-acute care options for seniors underutilized
Long-term acute care (LTAC) facilities are designed to meet the needs of older adults with severe, complex illnesses who are recovering from hospitalization, but less expensive options sometimes overlooked may also be available, population health researchers at UT Southwestern found.

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