A recent US study found that women with obesity have a significantly higher risk of death compared to those with normal weight. The study, which analyzed data from 90,185 women over seven years, showed that the risk of death increases substantially with increasing weight categories.
The University of Pittsburgh-affiliated Magee-Womens Research Institute has been selected to lead international HIV/AIDS prevention and treatment efforts. The institute will focus on developing microbicides to prevent HIV transmission, particularly among women and their partners.
Researchers found that smokers using light cigarettes are 50% less likely to quit than those smoking non-light cigarettes, with the effect increasing with age. The study suggests that physicians should warn patients about light cigarettes during smoking cessation counseling.
Research on neuropeptide S suggests it can reduce biochemical and behavioral symptoms of schizophrenia, while also alleviating anxiety and promoting wakefulness. The study's findings indicate the NPS receptor could be a target for developing novel antipsychotic drugs.
Research suggests that babies born to mothers under stress may be at higher risk for developing fibromyalgia later in life. The study found that prenatal exposure to high levels of cortisol can affect the development of the fetus's adrenal gland, leading to permanent changes.
Researchers found that early pubertal boys and girls were more likely to engage in abnormal eating behaviors and experience anxiety as young adults. The association suggests long-lasting changes in brain circuitry during early puberty, influencing behavior and cognitive functions.
Research suggests a protein derived from fat tissue, adiponectin, may play an important role in longevity. Boosting growth hormone production also shows promise in extending independent living among the elderly.
Researchers found that injecting IL-7 into mice inhibited weight gain after inducing MSG-induced lesions in the hypothalamus. This discovery suggests a link between immune and neuroendocrine systems, potentially leading to new obesity prevention strategies.
Studies found that oxytocin nasal spray reduces stress during marital conflict, while testosterone fuels competition in women athletes. Hockey teams experience increased testosterone and cortisol levels before home games, suggesting a hormone surge for defending territory.
A new study suggests that cortisol levels alone may not be as useful for predicting the ability to quit smoking as the ratio of DHEA to cortisol. Research also found that oxytocin deficiency contributes to sweet tooth cravings, but not fatty snack preferences.
Research suggests genetics play a role in aggression, but maternal nurturing can mitigate this effect. Variations in serotonin genes are linked to aggressive behavior, especially among men with lower education levels.
A study found that manual chest compressions were more effective than automated devices in treating out-of-hospital cardiac arrests. The research, published in JAMA, also showed that the device associated with worse neurological outcomes in survivors.
Researchers present findings on the impact of stress, puberty, and prenatal programming on brain development and behavior. The studies explore the role of oxytocin in reducing stress during marital conflict and examine the effects of chronic stress on brain mechanisms.
Research studies will explore neuroendocrine changes throughout the lifespan, including potential secrets to longevity and stress reduction. The congress will also examine the links between nature and nurture in disease development and abnormal behaviors.
Researchers at the University of Pittsburgh's Simmons Center have developed a warm autopsy program for studying pulmonary fibrosis, allowing them to compare tissue samples from biopsies and organs retrieved soon after death. This approach may help understand IPF mechanisms and lead to new treatments.
Researchers found that injecting mice with gene therapy containing myostatin propeptide accelerated muscle regeneration and reduced fibrosis after injury. This approach could significantly reduce recovery time for athletes and lead to more complete functional recovery.
A new study by Dr. Ramalingam found that adding the drug vorinostat to standard chemotherapy improved outcomes for patients with advanced non-small cell lung cancer, with partial responses in 11 patients and disease stabilization in 7 more. The recommended dose of 400mg daily for two weeks was well-tolerated.
A study found that patients with advanced liver, gallbladder, and bile duct cancers who developed a skin rash while treated with lapatinib lived for an average of 10 months, compared to five months for those without the rash. The treatment was well-tolerated, with two patients experiencing partial responses to treatment.
A study of 57 women with metastatic breast cancer found that low-income African-American women experienced higher levels of symptom distress and lower quality of life compared to other racial and economic groups. The researchers emphasize the need for tailored care approaches to improve outcomes for these patients.
Researchers used gene therapy to treat ovarian cancer in a mouse model, achieving complete inhibition of tumor growth in some mice and significant inhibition in others. The treatment offers a promising alternative to harsh current treatments for this deadly disease.
Researchers developed gene therapy using manganese superoxide dismutase to protect mice from radiation damage. The treatment showed no changes in body weight, little bone-marrow damage, and longer lifespan in mice exposed to varying doses of whole-body radiation.
Researchers used adeno-associated virus to insert genes for interleukin-4 (IL-4) or interleukin-10 (IL-10) into insulin-producing beta cells, preventing hyperglycemia in non-obese diabetic mice. Gene therapy shows promise as a viable method for preventing type 1 diabetes in genetically at-risk individuals.
Researchers used RNA interference to silence genes regulating muscle cell formation and osteogenic signals. The study found that turning off these inhibitors increased the cells' bone-forming potential, with 60% of mice developing radiologically detectable bone after implantation.
A recent study found that low-to-moderate prenatal alcohol exposure is associated with lower IQ scores in 10-year-old African-American children, but not Caucasian children. The study suggests that mothers should abstain from drinking during pregnancy to prevent cognitive deficits.
Researchers have developed a new vaccine approach using lentivirus that induces a more potent and long-lasting immune response compared to other viral vectors. The approach targets skin dendritic cells, which play a crucial role in recognizing foreign bodies and triggering an immune response.
Researchers found that St. John's Wort increased bladder contraction intervals in rats with bladder inflammation, reducing bladder hyperactivity and associated pain. The study suggests that the herbal supplement may be a viable treatment option for women suffering from interstitial cystitis, affecting 700,000 Americans.
Researchers found Botox injections to improve urinary tract symptoms and quality of life in men with enlarged prostates. The treatment reduced prostate size through apoptosis, improving urine flow and decreasing residual urine.
A new marijuana-derived drug, IP 751, has shown significant promise in suppressing bladder overactivity and alleviating painful symptoms in animal models of interstitial cystitis. Researchers at the University of Pittsburgh School of Medicine developed a liposome-based delivery system to overcome the hydrophobic properties of the drug.
A clinical trial found that injecting stem cells from a woman's own muscle may effectively treat urinary incontinence. Five of seven patients reported significant improvements in bladder control and quality of life with no serious adverse effects. A follow-up study is planned to determine the optimal dose for effective treatment.
Research shows that generalized anxiety disorder affects 7% of seniors, causing significant impacts on quality of life. Untreated anxiety can lead to anxious depression and poorer cognition in the elderly. New studies aim to address the need for better treatments and therapies for anxiety disorders in older adults.
A study of over 156,000 post-menopausal women found that taking hydrophobic statins was associated with a 18% decreased incidence of breast cancer. However, no association was found between statin use and breast cancer risk in general. Further research is needed to confirm this finding.
The study found that elderly individuals unable to complete the quarter-mile walk had a significantly higher risk of disability and death. Those who completed the test had a three-to-four fold higher risk of death compared to those in the fastest 25 percent of walk time.
Researchers are studying salamanders and MRL mice to identify the types of cells, molecular signals, genes, and cellular scaffolding required for regenerative cell growth. They hope to develop a blueprint for regenerative growth, which could help overcome the formation of scar tissue in humans.
A 30-year study published in the journal Diabetes found that type 1 diabetics showed improved mortality and morbidity rates for certain complications, but cardiovascular disease rates remained unchanged. The study suggests that focusing solely on blood-glucose control is insufficient to prevent long-term complications of type 1 diabetes.
A new procedure-based consent form developed by surgeons at the University of Pittsburgh Medical Center significantly improves patient recall of diagnoses, procedures, and treatment alternatives. The study found that 98% of patients recalled treatment alternatives and 97% recalled risks after using the specialized form.
Researchers have made significant breakthroughs in developing biohybrid lung devices, regenerative potential of stem cells, biomechanical training of tissue constructs, and artificial esophagus using extracellular matrix scaffolds. These advancements aim to restore function of damaged or diseased tissues and organs.
Researchers developed a chemotherapy gel that slowly releases doxorubicin to kill remaining cancer cells, eradicating tumors in mice. The treatment also reduces breast deformity by filling dimples and indentations after surgery.
Scientists create new voltage-sensitive dyes that allow them to image the electrical activity of cells deep within the heart. These dyes provide a more complete picture of normal and abnormal heart rhythms, shedding light on the causes of arrhythmias and sudden cardiac death.
The study suggests that the binding of CRP to leptin may be responsible for the reduced effectiveness of leptin in obese individuals. Researchers found that CRP can inhibit leptin's signaling, leading to increased food intake and weight gain.
Researchers have identified two patterns of cognitive impairment in people with AIDS, differing in severity and brain region affected. The study found that while severe dementia has decreased, a milder form of impairment has increased, warranting further investigation into its mechanisms and potential treatments.
Researchers found that interferon treatment correlates with signaling proteins STAT1 and STAT3, which can be used as biomarkers to predict melanoma risk. The study suggests that these markers could help identify patients most likely to benefit from specific doses of interferon therapy.
Phenethyl-ITC, a phytochemical found in cruciferous vegetables, has been shown to suppress the growth of human prostate cancer cells. Mice grafted with human prostate tumors and administered PEITC daily exhibited significantly reduced tumor volume compared to controls.
Researchers discovered capsaicin significantly reduces tumor size and induces apoptosis in human pancreatic cancer cells, with no harm to normal pancreatic tissue. The compound's potential use as a novel agent for prevention and treatment of pancreatic cancer is being explored.
The University of Pittsburgh study found significant improvements in clinical, behavioral, and psychological indicators for patients receiving the chronic care model (CCM) intervention. Patients and providers received diabetes-control education, leading to better blood glucose control, HDL cholesterol, and diabetes knowledge.
A study found that regular religious attendance is linked to a lifespan extension of 1.8-3.1 years, comparable to statin therapy (2.1-3.7 years) and physical exercise (3.0-5.1 years). Religious attendance may also be more cost-effective than statins.
Researchers found that training teens on media literacy can significantly reduce smoking behaviors, intentions, and attitudes. The study's scale for measuring media literacy correlated with smoking patterns and showed promise as a component of tobacco control programs.
Researchers found that omega-3 fatty acids docosahexaenoic acid (DHA) and eicosapentaenoic acid (EPA) inhibited the growth of liver cancer cells, whereas omega-6 fatty acid arachidonic acid (AA) had no effect. The compounds induced apoptosis and decreased beta-catenin levels, which are involved in tumor progression.
Researchers have identified a multi-marker panel of 20 proteins that correctly recognize over 98% of serum samples from women with ovarian cancer, offering higher diagnostic power than any other published assay. The study uses novel technology to analyze multiple proteins in a single drop of blood or serum and aims to develop this scre...
Researchers found that individuals with depression who exhibit increased activity in certain brain regions are more likely to respond to CBT. The study used fMRI to identify these regions, which included the subgenual cingulate cortex and amygdala.
Scientists have created pigs that produce heart-healthy omega-3 fatty acids by transferring a gene called fat-1 to pig cells. This breakthrough could lead to better understanding of cardiovascular function in both pigs and humans, as well as potential benefits for human health and animal welfare.