Exposure to drought during pregnancy is associated with a higher risk of preterm birth and, when persistent, with a greater likelihood of the baby being small for gestational age. The study analyzed nearly 30 million births in Brazil, showing a 2% relative increase in preterm birth likelihood across analyzed time scales.
A new MRI metric, PSMD, detects early white matter abnormalities in Alzheimer's disease, including in individuals with Down syndrome. This study provides insights into the early stages of Alzheimer's disease and its progression.
A study identified four major symptom patterns in women with endometriosis, revealing a more complex picture of the disease. The research found that psychological and neurological symptoms are common in active disease, while some patients may experience a lower symptom burden.
A new AI-based tool identifies hundreds of molecular signals associated with thrombosis and improves the characterization of people with different risk profiles. By integrating clinical, genetic, and transcriptomic information, researchers can more accurately describe individuals with varying levels of risk.
A study identified a brain pattern related to the tau protein that changes according to the stage of Huntington’s disease. The discovery opens doors to new biomarkers and treatments for this rare, hereditary neurodegenerative disease.
A study reveals that Alzheimer's disease biomarkers are associated with rapid cognitive decline and progression to dementia in people over 80. The presence of these biomarkers identifies patients at risk of more significant impairment and loss of independence, even within the context of multiple coexisting conditions.
Acute myeloid leukemia transforms lung tissue into an inflammatory environment that promotes tumor cell expansion and impairs respiratory function. Researchers identified galectin-9 and the IL-33/IL1RL1 axis as potential targets for reducing this serious complication.
Researchers at the Sant Pau Research Institute have identified a new protein involved in platelet activation that could lead to safer antithrombotic therapies. The LRP5 protein is directly involved in arterial thrombus formation and regulates the platelet P2Y12 receptor, reducing thrombus formation with lower bleeding risk.
A new approach to blood pressure management after thrombectomy for acute ischemic stroke has shown significant improvement in functional recovery and reduced complications. The HOPE trial found that adapting blood pressure targets to the degree of cerebral reperfusion improves patients' recovery without increasing risk.
A study by IR Sant Pau finds that intravenous administration of atorvastatin during myocardial infarction reduces myocardial damage compared to pre-infarction oral loading dose. This results in less necrosis, inflammation and improved cardiac recovery over time.
Researchers analyzed genetic data from 1.4 million women, identifying 80 genome regions linked to endometriosis. The study provides a comprehensive view of the disease's pathophysiology, highlighting its complexity and multiple contributing biological processes.
A study by the Sant Pau Research Institute found that placental insufficiency during pregnancy is associated with higher risk of memory alterations years after childbirth. Women with angiogenic imbalance had a higher frequency of memory problems, even after accounting for other clinical factors.
A longitudinal study on individuals with Down syndrome reveals that cerebrovascular lesions do not follow a linear course, fluctuating and even decreasing over time. The analysis shows significant variability in the evolution of these lesions, particularly in regions already affected by Alzheimer's disease.
A new study uses advanced MRI to accurately diagnose progressive supranuclear palsy (PSP) and corticobasal degeneration (CBD), two underdiagnosed conditions. This breakthrough enables precise clinical trials and transforms treatment options for patients with balance problems, falls, stiffness, or difficulties with speech and movement.
Researchers have discovered how Mycoplasma pneumoniae obtains essential lipids from the human body and targets fat-rich tissues. The bacterium uses the P116 protein to capture cholesterol and other lipids, allowing it to survive and colonize tissues beyond the lungs.
A research team has mapped individual synaptic types in the hippocampus, a brain structure critical for learning and memory. The study provides unprecedented resolution of which proteins are present in each type of synapse and their quantities, revealing patterns that help explain how connections perform different functions.
The new SOFA-2 system updates the global reference for assessing organ dysfunction in intensive care, reflecting advances in diagnostics and life support. With over 3.3 million ICU admissions analyzed, SOFA-2 provides a more accurate representation of critical care management.
The Qdenga vaccine provided a 50% reduction in symptomatic dengue cases and 68% hospitalization rate after one dose, with protection lasting three months. The study's findings have significant implications for public health decision-making, particularly in non-endemic regions where local transmission is increasing.
Researchers found that patients with Alzheimer's disease have reduced ability to absorb cholesterol from the cerebrospinal fluid, and this impairment is linked to the presence of the APOE4 variant. The study suggests that efficient delivery of cholesterol to neurons is essential for their function and maintenance.
A new blood biomarker, p-tau217, has been identified as a potential predictor of Alzheimer's disease progression. This marker shows promise in identifying individuals at higher risk of developing the disease, allowing for early intervention and targeted treatment.
Researchers developed an experimental immunotherapy capable of reversing heart energy production damage caused by cholesterol accumulation. The therapy targets the LRP1 receptor, preventing cholesterol from accumulating in mitochondrial membranes and restoring cellular energy production.
A new CAR-T therapy, HSP-CAR30, has achieved positive results in a high proportion of patients with refractory CD30+ lymphoma. The treatment promotes the expansion of memory T cells, leading to durable responses and improved clinical outcomes.
A recent study from IR Sant Pau investigates the peripheral immune system's role in amyotrophic lateral sclerosis (ALS) at the single-cell level. The research found altered NK cell subpopulations associated with ALS progression, suggesting a potential target for new therapies.
Researchers found that qualitative properties of lipoproteins, such as LDL and HDL, play a crucial role in the development and progression of cardiovascular diseases. The study reveals that therapeutic interventions can partially reverse harmful effects of these alterations, offering opportunities to develop new treatments.
A study by Sant Pau Research Institute identified a new mutation in the ARPP21 gene linked to amyotrophic lateral sclerosis (ALS) in 10 patients from 7 unrelated families. The finding suggests that ARPP21 is a novel ALS-causing gene with potential for personalized therapies and diagnosis.
A study published in Nature Medicine reveals that individuals with two copies of the APOE4 gene develop signs of Alzheimer's disease, with over 95% showing biological characteristics at age 65. The findings suggest a new genetic form of Alzheimer's disease, potentially leading to personalized prevention and treatment strategies.
A study by the Sant Pau Research Institute reveals a significant increase in non-lethal suicidal behaviors after the COVID-19 lockdown in Catalonia. The results show a 50.77% rise in ideation or suicide attempts survived, with increases among women and minors under 18.
A study published in JAMA Oncology found that MRI monitoring in women with BRCA1 mutations significantly reduces breast cancer mortality without the need for preventive mastectomy. The research included data from 2,488 women and showed a notable decrease in mortality rate among participants.
A multicenter study confirms that up to 50% of ALS patients develop cognitive symptoms, with 35.5% also presenting pathological features of frontotemporal dementia. The study highlights the marked heterogeneity of neuropathological characteristics, suggesting possible different pathophysiological mechanisms.
Researchers have discovered a blood test that diagnoses Alzheimer's disease with an accuracy of over 90%, comparable to traditional cerebrospinal fluid biomarkers. The test uses a phosphorylated TAU 217 protein biomarker, which offers precision in detecting longitudinal changes and reducing the need for additional confirmations.
A study published in Nature reveals that cells' inability to repair DNA damage caused by aldehydes increases the risk of developing head and neck tumors, particularly in patients with Fanconi anemia. The findings also suggest a link between smoking and drinking, which can lead to similar genetic mutations.