A study from Weill Cornell Medicine found that healthcare providers working together in Accountable Care Organizations (ACOs) saved Medicare between $4.1 billion and $8.1 billion from 2012 to 2019. The program incentivized clinicians and organizations to improve patient care, resulting in lower medical spending per patient over time.
The VAST project seeks to understand the normal human virome, the vast ecosystem of viruses living in and on humans. By analyzing tens of thousands of samples from diverse populations, researchers aim to identify how a healthy virome shifts with disease or environmental factors.
A recent preclinical study from Weill Cornell Medicine researchers suggests that three-dimensional gene hubs may promote brain cancer. The findings, published in Molecular Cell, offer a new way to think about cancer beyond gene mutations and highlight the importance of understanding DNA organization in tumor cells.
A new study from Weill Cornell Medicine reveals a critical protein partnership that protects chromosome ends, regulating telomerase activity and preventing cell death. The researchers discovered that the CST complex and DNA polymerase α/primase interact to maintain telomere stability, with disruption leading to telomere abnormalities.
Dr. Sabine Ehrt takes the helm of microbiology and immunology at Weill Cornell Medicine, aiming to build on the department's reputation in tuberculosis research and expand into other areas. She seeks to foster cross-disciplinary collaborations and boost junior faculty mentorship.
Researchers discovered that gut bacteria can transform cholesterol-derived bile acids into powerful metabolites that strengthen anti-cancer immunity by blocking androgen signaling. These microbially modified bile acids antagonize the androgen receptor, driving anti-tumor immunity in mice with bladder cancer.
A new method for detecting cancer from blood samples has been developed, enabling the detection of extremely low concentrations of circulating tumor DNA. The technique, which combines whole-genome sequencing with error-correcting methods, shows high sensitivity and accuracy in identifying cancer mutations.
Researchers at Weill Cornell Medicine found that decreased ceramide levels in blood vessels can cause chronic illnesses. Ceramides regulate blood vessel tone and prevent blood clots, but low levels increase inflammation, high blood pressure, and glucose levels, leading to cardiometabolic conditions.
Researchers have successfully reprogrammed part of the large intestine to function like the nutrient-absorbing small intestine, reversing malnutrition in a preclinical study. The technique, which deletes the colon gene SATB2, restored nutrient absorption and improved survival rates in mice with short bowel syndrome.
A new study published in Nature Communications found that pregnancy may offer protection from developing Long COVID. The research analyzed data on approximately 72,000 pregnant women and 208,000 non-pregnant controls, revealing lower rates of long-term complications related to COVID-19 among pregnant women.
A preclinical study found that linoleic acid, an omega-6 fatty acid, activates a major growth pathway in tumor cells, particularly in triple-negative breast cancer subtypes. A high-linoleic-acid diet enhanced tumor growth in mice with triple-negative breast cancer.
Researchers at Weill Cornell Medicine developed a new AI model that harnesses whole-slide tumor imaging data and gene expression analyses to predict how patients with muscle-invasive bladder cancer will respond to chemotherapy. The model outperforms previous models using a single data type, identifying key genes and tumor characteristi...
The Weill Cancer Hub East will unite world-class experts in cancer biology, immunology, nutrition and metabolism to drive pioneering research. The hub aims to improve the effectiveness of immunotherapy, a promising approach for many types of cancers.
Restricting telehealth prescriptions for opioid use disorder could keep thousands from accessing buprenorphine, a medication that helps people recover from addiction. Researchers found that requiring in-person visits may undo the progress made during the COVID-19 pandemic when telehealth increased access to this life-saving treatment.
Researchers found that individuals with lower acylcarnitine levels declined more slowly and showed fewer cognitive decline symptoms compared to those with high acylcarnitine levels. Healthy lifestyle interventions, such as a plant-based diet and exercise, may help lower bioenergetic age and potentially delay or prevent Alzheimer’s onset.
Researchers at Weill Cornell Medicine and MIT discovered a family of genes necessary for tuberculosis bacteria to survive airborne transmission. These genes help the bacteria adapt to changes in temperature, oxygen levels, and humidity, providing new targets for therapies that could treat infection and prevent spread.
Researchers discovered a molecular switch, FLI-1, essential for blood stem cells to enter an activated state. Transiently producing FLI-1 in quiescent adult mobilized bone marrow stem cells activates them, improving their ability to expand and restore the blood cell supply in a new host.
A new study by Weill Cornell Medicine researchers has identified a potential biomarker for joint inflammation in Crohn's disease patients, the bacterium Mediterraneibacter gnavus. The study found that M. gnavus is associated with increased immune cell responses and disease activity scores in patients with joint inflammation.
Researchers at Weill Cornell Medicine have discovered a precise mechanism by which an ion channel regulates its function, providing insights into fundamental biology and potential new treatments for diseases. The study identified a 'ball-and-chain' structure that plugs the channel, opening the way to modulate ion channel activity.
A new AI-based system called LILAC can accurately detect changes and predict outcomes in various medical applications. The system has been demonstrated on diverse longitudinal image series covering IVF embryos, healing tissue after wounds, and aging brains.
Researchers at Weill Cornell Medicine develop two strains of mycobacteria with 'kill switches' that can be triggered to stop the bacteria after they activate an immune response. The new approach aims to accelerate vaccine development and overcome safety concerns.
Researchers developed reprogrammed vascular endothelial cells that provide strong support for islets, allowing them to survive and reverse diabetes long-term. The study showed that mice transplanted with islet cells plus R-VECs regained normal blood glucose control after 20 weeks.
A new study published in the Journal of Antimicrobial Chemotherapy has found that lenacapavir is effective in controlling HIV in a population of patients in Uganda. The study sequenced the capsid proteins from 546 Ugandan patients and found little natural resistance to the drug.
Researchers found that intracranial hemorrhages double the risk of dementia in people. The study analyzed Medicare claims and observed a two-fold increase in dementia diagnoses within 5.6 years after a hemorrhage.
A preclinical study reveals that tumors drive clot formation by releasing chemokines, prompting immune cells to release small vesicles that attach to cell fragments, forming life-threatening clots. The findings may lead to diagnostic tests and safer therapies to target the root of blood clotting risk.
A study from Weill Cornell Medicine found that over two-thirds of US counties have no gastroenterologist, leaving millions without access to care. The analysis highlights the need for policy interventions and strategies to expand the workforce in underserved areas.
A new study suggests that women at risk of postpartum depression may have characteristic levels of neuroactive steroids in their blood during pregnancy. Elevated progesterone levels and imbalances in its metabolism may be associated with an increased risk of PPD.
Researchers at Weill Cornell Medicine have identified a specific brain circuit that appears to reduce anxiety without side effects. The study suggests a new target for treating anxiety disorders and demonstrates a general strategy for mapping drug effects on the brain.
Non-white communities had significantly less access to opioid medications, despite declines in prescription use across the US. Communities of color may be especially vulnerable to the unintended consequences of efforts to reduce opioid analgesics.
A preclinical study by Weill Cornell Medicine investigators found that an immune protein called the inflammasome helps prevent blood stem cells from becoming malignant by removing certain receptors and blocking cancer gene activity. The study suggests that targeting the earliest stages of cancer may lead to new therapies.
A Weill Cornell Medicine study found that 97% of those who received naloxone kits were at high risk of overdose, with significant racial disparities seen among older Black men and Latino/Latina groups. The city's overdose prevention efforts aim to address these disparities through targeted programs.
Pharmacy benefit managers (PBMs) steer Medicare patients to their own pharmacies, with PBM-owned pharmacies capturing over 60% market share in certain drug classes. The study suggests that the 'any willing pharmacy' rules may be preventing PBMs from gaining significant market share in Medicare.
A groundbreaking study finds that beneficial gut microbes produce molecules that regulate bile acid production, fine-tuning fat metabolism and cholesterol levels in the human body. Boosting these molecules may help reduce fat accumulation and high cholesterol, while dietary fiber intake also supports their production.
A large study found that patients with diabetes taking GLP-1 receptor agonist drugs had lower rates of hospital readmission, wound re-opening, and hematoma after surgery. Improved blood sugar control was not the likely mediator, suggesting other mechanisms may be at play.
Weill Cornell Medicine has received a $2.3 million CDC grant to enhance care coordination for young breast cancer survivors, focusing on racially and socio-economically diverse groups to reduce symptom burden and improve survival outcomes.
A preclinical study led by Weill Cornell Medicine scientists found that estrogen surges promote binge drinking in females, causing them to 'pregame' and consume large quantities of alcohol. The study identifies a neural circuit in the brain where estrogen increases activity, leading to enhanced binge drinking behavior.
Researchers developed a new benchmark for health care using reinforcement learning, which shows promise in managing chronic or psychiatric diseases. However, current methods are data-hungry and fail to perform accurately when tested on real-world data.
Researchers aim to improve treatment response in patients with clear cell renal cell carcinoma by reprogramming tumor cells into immune cells that recognize and kill cancer cells. This approach combines checkpoint inhibitors to enhance the immune response.
A new hepatitis B vaccine, Heplisav-B, has been shown to be more effective than an older vaccine type in inducing a protective antibody response among people living with HIV who didn't respond to prior vaccination. The study found that up to 99.4% of subjects received the new vaccine showed protective levels of antibodies.
Researchers found that EZH2 inhibition boosts T-cell immunotherapies' effectiveness by making cancer cells more visible and reducing immunosuppressive regulatory T-cells. This combination therapy showed improved survival rates in mice with lymphomas, suggesting a potential new approach to treating certain cancers.
A study published in Nature Mental Health found that nearly half of young asylum seekers in the US exhibit worrisome symptoms of cardiovascular disease, including heart palpitations and chest pain. This unexpected prevalence highlights the need for clinicians to consider cardiovascular concerns when evaluating this younger population.
Researchers found that tumor cell secreted DNA in extracellular vesicles acts as a 'danger' signal to activate an anti-tumor response in the liver, reducing liver metastasis risk. The discovery improves understanding of cancer progression and anticancer immunity.
Researchers found that increasing levels of the naturally occurring endocannabinoid 2-AG can counteract the rewarding properties of opioids, reducing addiction-like behaviors in mice. The study suggests a potential new therapeutic strategy to alleviate pain while minimizing opioid addiction risk.
A study by Weill Cornell Medicine researchers found that SARS-CoV-2 virus infection causes significant damage to mitochondria in infected cells, leading to an overactive renin-angiotensin-activation-system (RAAS) and associated blood clotting. This damage contributes to the multi-organ damage seen in severe COVID-19.
A yeast called Kazachstania pintolopesii is found to be exceptionally well adapted to mice, boosting their immune protection against parasites while also enhancing their vulnerability to some allergies. This fungus is a true commensal, rapidly colonizing the gastrointestinal tracts of laboratory mice and evading antifungal immunity.
A new study led by Weill Cornell Medicine found that tirzepatide reduced the risk of diabetes in obese and prediabetic patients by more than 90% after 176 weeks. The treatment also showed significant weight loss and improved blood sugar control.
Researchers at Weill Cornell Medicine discovered that keeping the nucleolus small can delay aging in yeast cells. This finding could lead to new longevity treatments and may also reveal a mortality timer that determines how long a cell has left before it dies.
A new model of neuronal circuit provides insight into how the brain handles short-term memory and guides eye movement. The study used a simplified artificial circuit based on the architecture of the zebrafish brainstem network to predict activity in the system.
A new study by Weill Cornell Medicine scientists reveals that the enzyme EZH2 drives aggressive tumor growth in treatment-resistant prostate cancers. The absence of protein PKCλ/ι enables EZH2's alternative function, promoting cancer progression despite androgen receptor inhibitors.
A new treatment combination of surgery and embolization for subdural hematomas has been shown to reduce the risk of follow-up surgeries. The procedure, which blocks specific blood vessels, resulted in a 4% recurrence rate compared to 11% without embolization.