Researchers have discovered that bacteria can enter immune system cells through a pore in the cell membrane, triggering an immune response without activating Toll-like receptors. This finding offers new perspectives for developing human vaccines and drugs that target inflammatory responses in autoimmune diseases like rheumatoid arthritis.
Researchers develop genetically engineered mice with defects in Wnt/â-catenin and PI3K/Pten signaling pathways, leading to rapid tumor development and metastasis. The study aims to improve early detection and treatment of ovarian cancer.
The program, which teaches healthy habits and offers hope for a healthier future, has been successful in lowering diastolic blood pressure, total cholesterol, and LDL cholesterol levels among participants. With a significant drop in systolic blood pressures and blood glucose levels, the program aims to fight childhood obesity.
Researchers found that a combination of vitamins A, C, and E and magnesium effectively prevented permanent noise-induced hearing loss in guinea pigs. The study's lead author suggests that similar nutritional bars could provide adequate daily protection for people exposed to loud noises, such as soldiers or concertgoers.
Researchers at the University of Michigan have made significant progress in cardiac tissue engineering, with promising results in growing pulsing heart muscle and tri-leaflet valves. However, challenges such as determining optimal cell types and finding effective methods to grow viable tissue still need to be addressed.
A study of 365 surgeons found that only 24% referred three-quarters or more of their patients for reconstruction, citing patient barriers such as inadequate knowledge, cost concerns, and availability of plastic surgeons. The researchers suggest improving decision aids and multidisciplinary care to increase reconstruction rates
Researchers found a significant link between smoking and skin damage in non-facial areas, such as the inside of the upper arm. Smoking was associated with an increased degree of skin aging, with smokers showing more severe fine wrinkling than nonsmokers.
Researchers found that measures of spirituality increased significantly in recovering alcoholics, with daily spiritual experiences and feeling of purpose in life strongly linked to sobriety. This suggests that including spirituality into recovery services may be beneficial, regardless of the individual's faith or belief system.
A new study from Michigan Medicine reveals that obese patients have a higher risk of post-operative complications, including heart attack, wound infection, nerve injury, and urinary tract infection. The study found that morbidly obese patients had a death rate nearly twice as high as non-obese patients.
A new study found that lung-derived mesenchymal stem cells reside in transplanted lungs, challenging the assumption that they originate from bone marrow. These cells have been shown to differentiate into multiple connective tissue cell types and may hold the key to understanding therapeutic options using MSCs that reside in adult organs.
A team of researchers has identified more than 70 markers unique to ovarian tumor blood vessels, which could lead to new screening and treatment tools. The finding suggests that these markers may be a sign of an aggressive tumor and could help inform treatment decisions.
A new study reveals that specialty heart hospitals are associated with a significant rise in heart procedures, such as bypass surgery and angioplasties. The study found that the opening of a new specialty cardiac hospital is linked to a regional increase in these procedures, particularly among patients without heart attacks.
A new study published in Pediatrics found that higher body mass index scores in girls as young as age 3 and large increases in BMI between ages 3 and first grade are associated with earlier puberty. The study suggests that childhood obesity may contribute to an earlier onset of puberty in girls.
A special section in The Lancet examines the intersections between medicine and society, highlighting the impact of direct-to-consumer drug advertising on patients' expectations and doctors' professional clout. The essays explore how pharmaceutical ads create new societal perceptions of disease, normalcy, and wellness.
Researchers at the University of Michigan have discovered that Restylane works by stretching fibroblasts, causing them to create new collagen. This natural collagen then contributes to reducing wrinkle appearance. The study also found that Restylane inhibits the breakdown of existing collagen.
A study published in Archives of Ophthalmology confirms the effectiveness of genetic testing in diagnosing complex retinal diseases. The research found that genetic testing confirmed a clinician's diagnosis in half of the tested cases, providing crucial information for healthcare professionals.
Researchers identified a small number of cells in pancreatic cancer capable of fueling tumor growth, which are thought to be the cancer stem cells. These cells can replicate and produce new tumors, making them a crucial target for therapy.
A study found a strong connection between muscle damage during vaginal deliveries and pelvic organ prolapse, which causes the uterus, bladder, or bowel to fall down. The research suggests that preventing these injuries can help reduce the rate of pelvic organ prolapse.
A team of University of Michigan and Harvard researchers suggests abandoning the one-size-fits-all approach to health insurance by tailoring plans to individuals' specific medical needs. This value-based insurance design (VBID) approach aims to encourage patients to use evidence-based treatments, reducing healthcare costs in the long run.
A new study at the University of Michigan Health System found that obese patients who underwent a procedure called transhiatal esophagectomy had outcomes similar to lean counterparts. The study suggests that the procedure is safe for obese patients, but results may vary in hospitals with lower volumes.
Researchers at Michigan Medicine have discovered a single protein, SH2B1, that plays a crucial role in controlling body weight, responding to insulin and leptin signals, and energy balance. The study found that restoring SH2B1 in brain cells corrects metabolic disorders and improves the brain's ability to regulate eating.
A new national research network, NETT, aims to improve treatment outcomes for neurological emergencies. The network will gather data from patients at multiple hospitals nationwide to test new treatments in real-world settings.
A new study found that breast cancer patients with lower household income and less education are more likely to receive reduced doses of chemotherapy. Severely obese women were four times as likely to receive a reduced dose, while those with less than a high school education were three times as likely.
A University of Michigan study found that women who took control of choosing their breast cancer surgeon were more likely to be treated by high-volume surgeons and at accredited cancer centers. Women with higher education and incomes were also more likely to select their surgeon based on reputation.
A new study from the University of Michigan Health System found that nearly one-third of children having surgery are overweight or obese, with more than half qualifying as obese. This increases their risk of experiencing problems during and after surgery, as well as future health issues such as type II diabetes and breathing problems.
Researchers at U-M Comprehensive Cancer Center and Stanford University have identified a stem cell marker in head and neck tumors, which may help develop targeted therapies. The study found that cells expressing the CD44 marker can grow into new tumors, suggesting a potential target for cancer treatment.
A new study from Michigan Medicine finds significant variation in Medicare Part D prescription drug plan costs across states, even with lowest-cost plans. Seniors may face costs differing by thousands of dollars for the same medications, and within a state, the difference can be $10,000 or more.
A new study found that a large number of patients who receive implantable cardioverter defibrillators (ICDs) do not benefit from the device, while a simple heart-rhythm test can predict which patients will get life-saving benefit. The study suggests that using this test could spare millions of dollars in costs.
A new report offers specific guidance to help anticipate and lessen homesickness in children. Research shows that 90% of kids feel some level of homesickness, but prevention is key. The report provides tips for parents and doctors to prepare children before separation.
A new study by Michigan Medicine shows that 97% of children with pediatric renovascular hypertension respond positively to surgery, and 70% are cured completely. Surgery can help ease symptoms and improve quality of life for children with this rare but potentially fatal condition.
A new study suggests that blood transfusions during heart bypass surgery may be linked to a higher risk of developing potentially dangerous infections and dying in the first few months after operation. Women are more likely to receive blood transfusions than men, which may explain their increased mortality risk.
A new study reveals that a balance training program focusing on increasing step length and speed is more effective at improving mobility and balance than tai chi. The program resulted in greater improvements in measures such as the timed up and go test and maximal step length test.
Researchers developed a rapid 3D cell-growth technique that produces organized heart muscle tissue capable of generating pulsating forces and reacting to stimulation. The technique uses fibrin gel to support rat cardiac cells, resulting in tissue with significantly better properties than previous methods.
A new study reveals that insomnia and sleep perception can significantly impact alcohol recovery, with patients who overestimate their sleep quality being more likely to relapse. The research suggests addressing sleep disturbances is crucial for effective recovery.
Research from the Flint Men's Health Study found that African-American men with prostate cancer were more likely to report a family history of both diseases among siblings. This increased risk was particularly notable for having a brother diagnosed with prostate cancer and a sister diagnosed with breast cancer, highlighting the importa...
A study from Michigan Medicine found that over half of breast cancer patients who sought a second opinion received a change in their recommended treatment plan. Changes were often made based on reinterpreted imaging results or differing diagnoses, leading to new treatment recommendations.
U-M researchers found that digital mammograms transmitted via satellite to radiologists in Ann Arbor, Mich., resulted in improved delivery of traditional mobile mammography services. The service allowed Native American women to receive timely follow-up care, with 72% of those needing additional images getting tested within three days.
Researchers at University of Michigan confirm fibromyalgia as a real condition characterized by lower pain threshold and associated with genetic factors. Studies using neuroimaging techniques reveal abnormalities in central brain structures and increased neural activity in patients.
A new study from the University of Michigan Health System suggests that hormone therapy may help retain certain memory functions in postmenopausal women. The research found increased brain activity in the prefrontal cortex of participants taking combined estrogen-progestin hormone therapy, compared to those on placebo.
Researchers developed a nanoparticle delivery system that targets brain tumors, allowing for higher doses of drugs to be delivered while minimizing harm to healthy tissue. The technology has the potential to improve treatment outcomes and eliminate common side effects associated with photodynamic therapy.
A new study reveals that a public-designed health insurance plan can be fair and affordable for the uninsured, costing two-thirds of the average cost in California. The plan prioritizes coverage for chronic diseases and basic care, while making trade-offs to avoid high co-pays and deductibles.
Scientists successfully transplanted light-sensing cells into the eyes of mice with retinal degeneration, restoring their visual function. The technique has implications for degenerative eye diseases and suggests that changes in stem cells may be necessary for transplantation to succeed.
Researchers found significant variation between individuals with depression and healthy women, particularly in the mu-opioid system involved in stress and emotions. The study suggests that these differences may predict treatment response, highlighting the need for personalized approaches to depression treatment.
Researchers identified a previously unknown cause of severe kidney disease in children: recessive mutations in the PLCE1 gene. Early diagnosis and treatment may reverse some cases of nephrotic syndrome in infants. The study provides promising results, suggesting that some infants with PLCE1 mutations can respond to steroid treatment.
Researchers found evidence that nitric oxide signaling may be responsible for overproduction in RA patients. The study suggests a new perspective on the disease's cause and could offer insights into other autoimmune diseases.
Researchers tracked brain activity in rats while they tasted water, salt water, and sugar water, finding that a formerly disliked taste became pleasurable when the rats were deprived of salt. This study provides new insights into how the brain processes pleasure and has implications for understanding eating disorders and addiction.
A new study from the University of Michigan finds that the brain chemical dopamine is involved in both pleasure and pain responses, with variations between individuals affecting vulnerability to drug addiction. The research may help explain why some people are more prone to developing addictions during times of stress or chronic pain.
Researchers found that melanocytes use a mechanism called premature senescence to prevent cancer-causing mutations from triggering melanoma. This process involves the endoplasmic reticulum, which senses oncogene activity and triggers a response that stops cell division and prevents tumor growth.
A team of researchers reviews existing research on LDL cholesterol and heart health, concluding that there is no valid evidence to support ultra-low LDL targets. They suggest focusing on statin therapy for high-risk patients regardless of their cholesterol levels.
Researchers analyzed nine trials involving 693 patients and found that treatment with calcium-channel blockers or alpha blockers increased the chances of passing urinary stones by 65%, making these medications an effective alternative to surgery.