Vascular Targeting Agent Halts Bone MetastasisA novel vascular targeting agent completely prevented the development of bone tumors in 50 percent of the mice tested in a preclinical study, providing early evidence that it could treat, or thwart, growth of tumors in bone, a common destination for many cancers when they start to spread.
Scientists at The University of Texas M. D. Anderson Cancer Center published in the journal Cancer Research that this "Trojan Horse" agent, VEGF121/rGel,........Go to the Cancer-blog (Added on 11/15/2006 4:51:41 AM)
Nanoparticles To Target Brain CancerTiny particles one-billionth of a meter in size can be loaded with high concentrations of drugs designed to kill brain cancer. What's more, these nanoparticles can be used to image and track tumors as well as destroy them, as per scientists at the University of Michigan Comprehensive Cancer Center.
Scientists incorporated a drug called Photofrin along with iron oxide into nanoparticles that would target malignant brain tumors. Photofrin is a........Go to the Cancer-blog (Added on 11/15/2006 4:42:45 AM)
Vaccine Against Colorectal CancerBritish scientists have developed a vaccine that stimulates colorectal cancer patients' immune systems to fight malignant cells.
In a clinical trial of 67 patients, scientists at the University of Nottingham found that when the vaccines were administered before and after surgery to remove malignant tumors, they helped stimulated immune cell production in up to 70 percent of patients. These results are reported in the November 15 issue of........Go to the Colon-cancer-blog (Added on 11/15/2006 4:31:07 AM)
Sibling relationships reflect family dynamicsMost children in the United States grow up with sisters and brothers. Connections that commonly last a lifetime, these relationships can be strained at times, particularly during childhood. New research concludes that sibling ties are best understood in the context of their families, and that efforts to improve relationships should take into account not just the siblings, but the family as a whole.
This research also observed that, overall,........Go to the Psychology news blog (Added on 11/14/2006 4:53:48 AM)
Where Chimp And Human Brains DivergeSix million years ago, chimpanzees and humans diverged from a common ancestor and evolved into unique species. Now UCLA researchers have identified a new way to pinpoint the genes that separate us from our closest living relative and make us uniquely human. The Proceedings of the National Academy of Sciences reports the study in its Nov. 13 online edition.
"We share more than 95 percent of our genetic blueprint with chimps," explained Dr.........Go to the Neurology news blog (Added on 11/13/2006 9:06:23 PM)
MRI Detects Heart Damage In Patients With SarcoidosisTo detect heart damage early in patients with the immune system disorder sarcoidosis, who are at elevated risk of dieing from heart problems, magnetic resonance imaging is twice as sensitive as conventional methods, as per a research studyby Duke University Medical Center heart specialists.
By using magnetic resonance imaging, or MRI, to discover minute areas of heart damage before they grow larger, physicians may be able to take action to........Go to the Research news blog (Added on 11/13/2006 8:13:51 AM)
Cardiocerebral Resuscitation better than CPR OutsideSurvival rates following cardiac arrest went up 300 percent when emergency responders used Cardiocerebral Resuscitation, a new resuscitation approach for cardiac arrest pioneered at The University of Arizona Sarver Heart Center. Because the new technique does away with mouth-to-mouth breathing, it enhances the willingness to perform resuscitation in lay individuals.
"In out-of-hospital cardiac arrest, the brain and the heart need........Go to the Society medical news blog (Added on 11/13/2006 8:10:52 AM)
Vaccine Shows Promise Against Breast CancerA diagnosis of breast cancer has taken on a new meaning in the past 10 years, as research has produced a host of new therapies and detection techniques, significantly improving long-term survival for women who have been fighting the disease. To build on these successes, scientists are now harnessing what they have learned about treating breast cancer and applying it to possible methods of prevention to reduce the total occurence rate of the........Go to the Breast-cancer-blog (Added on 11/13/2006 8:00:21 AM)
Bariatric Surgery ComplicationsIn-hospital bariatric surgery complication rates vary dramatically among the nation's hospitals, as per a research studyreleased recently by HealthGrades, the leading healthcare ratings company. The study of 86,520 bariatric-surgery procedures performed over the years 2002 through 2004 finds that a typical patient receiving the procedure in a five-star rated hospital would have, on average, a 66 percent lower chance of developing one or more........Go to the Weight watcher's blog (Added on 11/13/2006 7:38:57 AM)
Artificial Protein Shows Promise For CancerPotentially blinding blood vessel growth in the cornea resulting from eye injury or even surgery can be reduced by more than 50 percent with a new manmade protein, scientists say.
"We believe eventually we'll be able to use this protein to help patients in a number of situations where blood vessel formation is detrimental, including cancer, diabetic retinopathy and macular degeneration," says Dr. Balamurali K. Ambati, corneal specialist at........Go to the Cancer-blog (Added on 11/10/2006 5:07:45 AM)
To slow AIDS in Russia, treat HIV-positive addictsThe key to combating AIDS in Russia may be to treat HIV-infected drug users. A new model estimating the spread of HIV in Russia suggests that treating injection drug users with antiretroviral medicine will slow transmission of the virus among the general population.
The study, which will appear in the recent issue of the journal AIDS, was led by Douglas Owens, MD, a researcher at the Veterans Affairs Palo Alto Health Care System and........Go to the Infectious disease blog (Added on 11/10/2006 5:02:50 AM)
Antioxidant Therapies And Radiation TreatmentCancer patients can get the vital nutritional benefits from taking antioxidants without the risk of interfering with radiation therapy, as per research findings being presented this weekend at the Society of Integrative Oncology's Third International Conference in Boston. The Society for Integrative Oncology is a non-profit organization of oncologists and other health professionals studying and integrating effective complementary therapies in........Go to the Cancer-blog (Added on 11/10/2006 4:37:06 AM)
Firefighters Face Increased Risk Of CancersUniversity of Cincinnati (UC) environmental health scientists have determined that firefighters are significantly more likely to develop four different types of cancer than workers in other fields.
Their findings suggest that the protective equipment firefighters have used in the past didn't do a good job in protecting them against cancer-causing agents they encounter in their profession, the scientists say.
The scientists found, for........Go to the Prostate-cancer-blog (Added on 11/10/2006 4:04:47 AM)
Social Exclusion Changes Brain FunctionPoor Bridget Jones. At the beginning of the first film about her diary and life, the character, played by actress Rene Zellweger, is fat and alone in her apartment where she mimes one of the great self-pitying song hits of all time: "All by Myself." But Bridget's problem may be more than skin deep.
In new research, published in the current online issue of the journal Social Neuroscience, scientists from the University of Georgia and San........Go to the Psychology news blog (Added on 11/8/2006 9:16:06 PM)
Traditional Books Provide Parent-child InteractionParents and pre-school children have a more positive interaction when sharing a reading experience with a traditional book as opposed to an electronic book or e-book, according scientists at Temple University's Infant Laboratory and Erikson Institute in Chicago. This shared positive experience from traditional books characteristically promotes early literacy skills.
The scientists presented the findings of their study, "Electronic books: ........Go to the Psychology news blog (Added on 11/8/2006 9:01:02 PM)
About Reading DifficultyAt least one in three children in this country has difficulty learning to read. Research shows that children's aggressive behavior and reading difficulties during early elementary school years are risk factors for adolescent problem behaviors such as delinquency, academic failure, and substance use. Oregon Research Institute (ORI) researchers recently received high marks for their work to reverse this trend.
An evaluation of a reading........Go to the Psychology news blog (Added on 11/8/2006 8:50:35 PM)
Bones At The NanoscaleA bone is made up of two different elements: half of it is a stretchable fibrous protein called collagen and the other half a brittle mineral phase called apatite. These components make this biomineralized tissue highly strong and tough. at the same time, In order to understand how this construction is achieved and functions, researchers from the Max Planck Institute of Colloids and Interfaces in Potsdam (Gera number of) came to the ESRF. Using........Go to the Rheumatology news blog (Added on 11/7/2006 11:06:06 PM)
Happy People Are HealthierHappiness and other positive emotions play an even more important role in health than previously thought, as per a research studyreported in the journal Psychosomatic Medicine by Carnegie Mellon University Psychology Professor Sheldon Cohen. The paper will be available online at www.psychosomaticmedicine.org/.
This recent study confirms the results of a landmark 2004 paper in which Cohen and colleagues observed that people who are happy,........Go to the Psychology news blog (Added on 11/7/2006 10:10:28 PM)
One Millisecond After Head Hits Car WindshieldResearch by a Sandia National Laboratories engineer and a University of New Mexico Health Sciences Center neurologist shows that brain injury may occur within one millisecond after a human head is thrust into a windshield as a result of a car accident.
This happens previous to any overall motion of the head following impact with the windshield and is a new concept to consider for doctors interested in traumatic brain injury (TBI).
Paul........Go to the Neurology news blog (Added on 11/7/2006 7:48:38 PM)
More Hemodialysis May Improve SurvivalA study recently published in Hemodialysis International observed that more frequent hemodialysis therapys (five or more weekly) can significantly increase the survival rate of patients suffering from irreversible kidney failure. Typical therapy in the U.S. generally involves three sessions weekly.
The study examines the mortality rate of 117 U.S. patients. Those receiving five or more therapys per week were shown to have a 61% better chance........Go to the Kidney watch blog (Added on 11/7/2006 4:49:34 AM)
New Angioplasty Procedure More EffectiveOver the last several years angioplasty has exceeded coronary bypass surgery as the preferred way to treat coronary artery disease. The stents (narrow tubes inserted into the artery to facilitate blood flow) usually used in the procedure are less invasive than open-heart surgery and offer greater convenience to the patient and the ability to perform more complex procedures.
However, they are also more likely to lead to restenosis, a........Go to the Heart-watch-blog (Added on 11/15/2006 4:57:46 AM)
Enriching Education For DisadvantedWhile studies have shown that disadvantaged children benefit from high-quality preschool programs, they would benefit even more if they had additional tutoring and mentoring during their elementary and high school years, as per research at the University of Chicago.
Scientists have previously noted that a number of of the advantages children receive from preschool experiences begin to wane as they continue through school. A study by James........Go to the Society medical news blog (Added on 11/15/2006 4:47:17 AM)
Holiday Season Could Ring In 'Heartburn Season'Making merry is often synonymous with overindulging whether from holiday feasts or rich desserts or alcoholic beverages ringing in the holiday season as "heartburn season".
Heartburn generally caused by naturally occurring acids splashing back up from the stomach is often marked by a characteristic burning sensation that sufferers describe as rolling up into their chest. Fatty foods play a starring role in this process.
"Most of the........Go to the GI news blog (Added on 11/15/2006 4:38:16 AM)
Young Children Don't Believe Everything They HearChildhood is a time when young minds receive a vast amount of new information. Until now, it's been thought that children believe most of what they hear. New research sheds light on children's abilities to distinguish between fantasy and reality.
Through conversation, books, and the media, young children are continually exposed to information that is new to them. Much of the information they receive is factual (e.g., the names of the planets........Go to the Psychology news blog (Added on 11/14/2006 4:31:01 AM)
Cancer In Women With Rare Breast ConditionWomen whose mammograms reveal a suspicious lesion need a needle biopsy to confirm or rule out cancer. But if that biopsy reveals only abnormal - not malignant - cells, is a more extensive evaluation necessary?.
Yes, suggests a new study by doctors at Washington University School of Medicine in St. Louis. They looked at the medical records of women whose initial core-needle breast biopsies found rare, yet non-malignant breast conditions:........Go to the Breast-cancer-blog (Added on 11/13/2006 8:47:20 PM)
Genes offer researchers a 'crystal ball'The science of cancer prevention has advanced to the point where scientists now say they can detect "cancer genes" in the breath of smokers, and can test the presence of two proteins in men they say will predict development of prostate cancer a decade in advance. All of these novel findings need much more examination, of course, but researchers at the American Association for Cancer Research's Frontiers in Cancer Prevention Research meeting,........Go to the Cancer-blog (Added on 11/13/2006 8:38:07 AM)
Detecting Heart Trouble EarlyWorking with dogs and using the latest in imaging software and machinery, also known as a 64-slice Computerized axial tomography scanner, Johns Hopkins cardiologists have developed a fast and accurate means of tracking blood that has been slowed down by narrowing of the coronary arteries. Scientists say it took them less than half the time of exercise stress tests and echocardiograms currently used to find early warning of vessels more likely........Go to the Heart-watch-blog (Added on 11/13/2006 8:05:35 AM)
Peer And Family Support For Cancer SurvivorsAdolescent and young adult cancer patients rank support from family, friends and other cancer survivors as high priority healthcare needs, as per a new University of Southern California study. Reported in the recent issue of CANCER, a peer-evaluated journal of the American Cancer Society, the study reveals this traditionally underserved population of 15-29 year-old cancer survivors feels that socially connecting with other cancer-afflicted........Go to the Cancer-blog (Added on 11/13/2006 7:55:48 AM)
Psychological Needs Of Breast Cancer PatientsAlmost half of newly diagnosed patients with breast cancer are found to have clinically significant emotional distress or symptoms of psychiatric disorders before therapy is begun, as per a new study reported in the recent issue of CANCER, a peer-evaluated journal of the American Cancer Society. The study reveals that while virtually all of the women admitted to,experiencing some level of emotional distress, 47 percent met clinically........Go to the Breast-cancer-blog (Added on 11/13/2006 7:45:06 AM)
Memories: It's All In The PackagingScientists at UC Irvine have observed that how much detail one remembers of an event depends on whether a certain portion of the brain is activated to "package" the memory.
The research may help to explain why sometimes people only recall parts of an experience such as a car accident, and yet vividly recall all of the details of a similar experience.
In experiments using functional magnetic resonance imaging (fMRI), the researchers were........Go to the Neurology news blog (Added on 11/10/2006 5:12:57 AM)
Researchers Deciphering Flu VirusAs the Northern Hemisphere braces for another flu season, scientists at Florida State University's National High Magnetic Field Laboratory are making strides toward better understanding the mechanics of the virus that causes it -- a virus that kills between one-quarter and one-half million people each year.
Tim Cross, director of the lab's Nuclear Magnetic Resonance (NMR) program, and collaborators from Brigham Young University are trying to........Go to the Infectious disease blog (Added on 11/10/2006 4:42:26 AM)
How Genes Affect Antipsychotic Drug Response?Scientists at the University of Illinois at Chicago College of Pharmacy are attempting to discover how genes determine how well an antipsychotic medicine works in adults and children and the side effects it will cause.
Risperidone, a popular "atypical" antipsychotic medication, is used to treat mental illnesses such as schizophrenia and bipolar disorder.
Jeffrey Bishop, assistant professor of pharmacy practice, is examining the effects of........Go to the Psychology news blog (Added on 11/10/2006 4:33:37 AM)
Blocking Gene Improves Radiation EffectivenessInhibiting a particular cancer-causing gene can enhance the cell-killing effects of radiation, a team of radiation oncologists and cancer biologists at the Kimmel Cancer Center at Thomas Jefferson University in Philadelphia have found.
Adam Dicker, M.D., Ph.D., professor of radiation oncology at Jefferson Medical College and his co-workers used an increasingly common animal model, the zebrafish, and antisense technology to show that the drug........Go to the Cancer-blog (Added on 11/8/2006 9:26:37 PM)
Muscle Protein Drives Prostate CancerScientists at the Johns Hopkins Kimmel Cancer Center have for the first time implicated the muscle protein myosin VI in the development of prostate cancer and its spread.
In a series of lab studies with human prostate cancer cells, the Hopkins researchers were surprised to find overproduction of myosin VI in both prostate tumor cells and premalignant lesions. When the researchers genetically altered the cells to "silence" myosin VI, they........Go to the Prostate-cancer-blog (Added on 11/8/2006 9:07:48 PM)
Gene Therapy Inhibits EpilepsyFor the first time, scientists have inhibited the development of epilepsy after a brain insult in animals. By using gene treatment to modify signaling pathways in the brain, neurology scientists observed that they could significantly reduce the development of epileptic seizures in rats.
"We have shown that there is a window to intervene after a brain insult to reduce the risk that epilepsy will develop," said one of the lead researchers, Amy........Go to the Neurology news blog (Added on 11/8/2006 8:55:44 PM)
Most Canadian Med School Grads Lack Basic Surgical SkillsA number of medical school graduates in Canada have not received adequate training in basic surgical skills, such as suturing and tube placements, says a new study published recently in the Canadian Journal of Surgery.
"There is compelling evidence to suggest that undergraduate surgical education may fail to provide appropriate instruction in basic surgical skills and principles, writes Dr. Daniel Birch, a professor in the University of........Go to the Society medical news blog (Added on 11/7/2006 11:32:28 PM)
Gene Shapes Brain RegionA gene variant linked to mental illness goes hand-in-hand with enlargement of a brain region that handles negative emotions, scientists at UT Southwestern Medical Center and the Central Texas Veterans Health Care System have found.
The region of the brain called the pulvinar is larger and contains more nerve cells in humans who carry the gene.
"This might indicate that the brain regions that receive input from the pulvinar are more........Go to the Neurology news blog (Added on 11/7/2006 11:14:10 PM)
Novel Treatment of Sickle Cell DiseaseVirginia Commonwealth University scientists have developed a unique anti-sickling agent that may one day be effective in treating sickle cell disease, a painful and debilitating genetic blood disorder that affects approximately 80,000 Americans.
The research team led by Donald Abraham, Ph.D., the Alfred and Frances Burger Professor of Biological and Medicinal Chemistry, in the Department of Medicinal Chemistry in VCU's School of Pharmacy,........Go to the Health news blog (Added on 11/7/2006 10:26:47 PM)
Enzyme For Treatment Of Diabetic Kidney DiseaseNorthwestern University Feinberg School of Medicine scientists have observed that an enzyme called ACE2 may hold the potential to treat diabetic kidney disease, the most common form of kidney disease.
In the laboratory, scientists led by Daniel Batlle, professor of medicine in the Feinberg School, chief of the nephrology/high blood pressure division and staff nephrologist at Northwestern Memorial Hospital, have found low levels of the ACE2........Go to the Diabetes-watch-blog (Added on 11/7/2006 7:08:22 PM)
Why Do We Stick To Our Bad Habits?Why do we ignore public warnings and advertisements about the dangers of smoking, drinking alcohol, overeating, stressing out and otherwise persist in habits and behaviours that we know aren't good for us?
Because, says a University of Alberta researcher, we aren't getting at the underlying reasons of why we persist in bad habits or risky behaviour.
In two recent case studies asking people to rate the danger of various types of risks........Go to the Psychology news blog (Added on 11/7/2006 4:58:57 AM)