Articles tagged with Covid 19
A linseed oil-derived polyol compound has been patented by FIU researchers, exhibiting potential to inhibit a broad spectrum of viral and bacterial infections. The compound's low cost, biodegradability, and industrial scalability make it an attractive option for global health challenges.
A study from Murdoch University found that anger, rather than fear of infection, drives aggressive anti-Asian responses during COVID. The research suggests that addressing anger will be critical in preventing future waves of discrimination.
Researchers used high-frequency ultrasound waves to eliminate viruses such as SARS-CoV-2 and H1N1 by causing structural changes that led to inactivation. The technique uses acoustic resonance, which differs from cavitation, a process used for decontamination.
Researchers discovered that early-stage ectoderm cells are especially susceptible to SARS-CoV-2 infection, with heightened vulnerability driven by elevated TMPRSS2 activity and thinner glycocalyx. This raises concerns about potential developmental risks, particularly for infants born to mothers infected during early pregnancy.
A new handbook produced jointly by Chalmers University of Technology and the University of Gothenburg aims to improve decision-making and preparedness for future pandemics. The handbook provides practical guidance on how mathematical models can be used to inform decision-making, particularly in times of crisis.
A study published in Scientific Reports confirms the anti-viral properties of galloylquinic acids extracted from Copaifera lucens leaves, inhibiting viral entry and replication. The substance's multi-target mechanism reduces the likelihood of resistance developing, making it a promising therapeutic candidate against COVID-19.
A cohort study found that bereavement was associated with increased cardiovascular disease risk both before and during the COVID-19 pandemic. The strongest association was observed for partner or sibling loss during the pandemic, highlighting the importance of targeted clinical monitoring and preventive care for bereaved individuals.
A Japanese study examines the long-term effects of COVID-19 lockdowns on individuals with glucose intolerance, revealing a clear divergence in clinical trajectories among those who worsened and improved. Flexible lifestyle adaptation is crucial for restoring metabolic health, suggesting personalized support may improve glycemic control.
A potential association between COVID-19 and increased lung cancer risk has been identified through a study integrating human clinical data with mechanistic research. The study found that SARS-CoV-2 may contribute to long-term lung disease by promoting inflammation, fibrosis, and tumor-related pathways.
A new study finds that people with long COVID are at a higher risk of developing cardiovascular diseases, including cardiac arrhythmias and coronary artery disease. The study shows that women with long COVID have twice the risk of receiving a cardiovascular diagnosis compared to women without the condition.
Researchers observed nonrandom patterns of spike D614 reversions in SARS-CoV-2 delta and omicron BA.2 variants, suggesting a non-spontaneous mechanism. These reversions occurred disproportionately after peak transmission periods and showed geographic clustering.
Among highly boosted patients with cancer, overall postacute sequelae risk was not elevated compared to noninfected patients; hospitalized COVID-19 patients remained at increased risk despite therapeutics. Vaccination and boosting remain important in mitigating long COVID among immunocompromised patients
A commentary resolves a century-old mystery of arboviral transmission by identifying molecular constraints that govern systemic viral dissemination in mosquitoes. The study reveals that flaviviruses use extracellular vesicles to transmit and are bound by valosin-containing protein, providing targets for prevention and control.
Research shows that targeted interventions highlighting personal impact on others can alter behavior among partisans. Both Republican and Democratic voters reduced risk-taking when presented with a simple message asking to choose the safer option for themselves and others.
A new systematic review found that screen time use among children and adolescents has dramatically risen over the past three decades, with a clear increase occurring after the onset of the COVID-19 pandemic. The review analyzed 60 peer-reviewed studies and found that older children and adolescents reported higher screen time than young...
A new study by UC San Francisco reveals that aging lung tissue can lead to catastrophic immune dysregulation, causing elderly individuals to become severely ill. The research suggests that targeting the damaged spiral of inflammaging could provide a promising therapeutic target for treating age-related respiratory diseases.
A new study reveals that COVID-19 virus genetic evolution was constrained within limited channels despite rapid changes. The research found that the virus altered by combining pre-existing mutations, rather than expanding its genetic routes.
Researchers redesigned a key component of lipid nanoparticles to steer particles toward lymph nodes, reducing off-target delivery. This advancement could make mRNA vaccines more efficient, potentially achieving strong immune protection at lower doses.
A study found that the COVID-19 pandemic slowed the development of executive function skills in young children, leading to systemic academic and behavioral challenges. The research, tracking over 3,100 children from age 3 to 11, suggests that supporting executive function may be a key recommendation for pandemic recovery efforts.
A new study suggests that autoantibodies from Long COVID patients can induce persistent pain-like symptoms in mice, providing evidence for a potential causal role of autoantibodies in the condition. The research also highlights distinct biological subgroups and offers hope for targeted antibody-based therapies.
Researchers found that community health centers sustained strong patient-clinician relationships during the pandemic, with higher continuity rates among older adults and those with above-average income. Lower continuity rates were associated with female gender, Hispanic ethnicity, and telehealth use.
A new study found that over 155,000 US deaths between March 2020 and December 2021 were not officially recorded as COVID-19 deaths, highlighting critical gaps in the death investigation system. These unrecognized deaths disproportionately affected certain populations, including racial and ethnic minorities.
Researchers at the University of Pennsylvania developed lipid nanoparticles that modify immune metabolism to strengthen mRNA vaccines and reduce common side effects. The new lipid boosts the metabolism of immune cells, providing energy for the body's defenses while dialing down inflammatory signals.
Using azithromycin within one day triggers antibiotic resistance in the respiratory tract, according to a study published in Nature Microbiology. The researchers followed hospitalized COVID-19 patients and found that azithromycin changed the mix of microbes in the upper airway, leading to persistent changes for more than a week.
Severe COVID-19 and influenza infections can prime the lungs for cancer development, according to new research. Vaccination, however, largely prevents these changes, suggesting a reduced risk of lung cancer.
A new study by North Carolina State University researchers found a strong correlation between state tax revenue and public health policies during the early stages of the COVID-19 pandemic. States with higher sales tax revenue were associated with shorter stay-at-home orders, while those without sales tax had longer durations.
A review of 900 scientific articles identified several biological markers associated with cognitive decline in viral infections, including activated monocytes and pro-inflammatory cytokines. Conversely, certain markers like anti-inflammatory cytokines are linked to better preservation of cognitive abilities.
A study from the University of East Anglia found that Covid lockdowns disrupted children's ability to self-regulate, leading to slower growth in executive functions. Reception-age children, who normally learn to socialize and navigate classroom routines, showed significant setbacks in cognitive flexibility and self-regulation skills.
A recent study found that nearly 6 in 10 long COVID patients have recovered, but many adults over 35 continue to experience lasting symptoms. The study's authors suggest greater investment in understanding biological mechanisms may provide insights into pathways of persistence and potential targets for intervention.
The study found that the intranasal vaccine booster Clec9A OMNI induced significantly stronger neutralising antibody responses and robust T-cell responses in the lungs and nasal tissues, offering robust protection against SARS-CoV-2 Omicron infection. This breakthrough may address current shortcomings of COVID-19 mRNA vaccines, includi...
A new Tulane University study reveals that SARS-CoV-2 infection causes persistent brain inflammation and small blood vessel injury, even after the virus is no longer detectable. This finding helps explain why long COVID often includes neurological symptoms such as brain fog and fatigue.
A study found that COVID-19 infection significantly increases the risk of acute kidney injury, chronic kidney disease, and kidney failure in US adults. The research used machine learning models to analyze data from over three million patients, revealing a 2.3-times higher risk of acute kidney injury compared to influenza.
After the pandemic, most museums continued offering online programs, with a focus on school programs for K-12 students. The shift was driven by partnerships between museums and public schools in need of digital content.
A study of over 50,000 pregnant women in Norway found low vaccination rates against COVID-19 and influenza, with only 29.9% and 12.1% vaccinated respectively. The study highlights the need for targeted strategies to improve vaccination uptake among expectant mothers.
Researchers developed a new single-cell transcriptomic clock called Tictock to measure aging in specific immune cells. The study found that COVID-19 and HIV alter T cell composition and accelerate the biological age of naïve CD8 T cells, while long-term antiretroviral therapy stabilizes T cell proportions.
The American College of Chest Physicians (CHEST) has certified its first class of critical care advanced practice providers with the CCAPP designation. This achievement recognizes their dedication to high-quality patient care and their role in supporting multidisciplinary critical care teams. The CCAPP certification is designed to vali...
Hospital admissions for child maltreatment declined by 31% during the initial lockdown of the COVID-19 pandemic but rebounded to pre-pandemic levels after restrictions were lifted. However, rates of admission to intensive care units (ICUs) increased by 80% after the 16-week period of restricted healthcare access.
A new study by Dr. Alex Gileles-Hillel and colleagues found that children with sleep apnea are twice as likely to contract the flu or COVID-19. The researchers suggest prioritizing annual vaccinations for these children to prevent severe respiratory complications.
A nationwide Japanese study of 270,000 patients found that widespread mask-wearing during the pandemic significantly lowered PM2.5-associated risk of MINOCA, a non-obstructive type of heart attack. The study suggests that simple protective measures like mask use can mitigate cardiovascular risks associated with air pollution.
A new commentary raises concerns about editorial bias in scientific publishing, particularly in relation to COVID-19 vaccine safety and efficacy. The authors highlight the rejection of a case report and literature review that raised potential links between mRNA vaccines and rare blood cancers.
A phase 3 trial will assess the efficacy of baricitinib in reducing persistent neurological and cardiopulmonary symptoms of long COVID. The study, REVERSE-LC, aims to address the massive public health problem of long COVID, which affects millions worldwide.
A case report investigates a woman's development of acute lymphoblastic leukemia and lymphoblastic lymphoma after receiving her second dose of the Pfizer-BioNTech COVID-19 mRNA vaccine, highlighting potential genetic and molecular mechanisms involved in disease pathogenesis.
A new study found that patients with Long COVID have a larger choroid plexus, which tracks with Alzheimer's disease markers and greater dementia risk. The research also suggests that CP alterations may predict long-term cognitive issues in some individuals.
A study from Linköping University in Sweden found no association between COVID-19 vaccination and decreased childbirth rates. Researchers analyzed data on over 60,000 women and found no statistically significant difference between vaccinated and unvaccinated groups.
A recent cohort study found that individuals diagnosed with cancer in 2020 and 2021 experienced worse short-term survival rates compared to those diagnosed between 2015 and 2019. The study suggests substantial harms associated with cancer care disruptions during the COVID-19 pandemic.
The study found that 2024-2025 COVID-19 vaccines offer protection against COVID-19 hospitalization and severe in-hospital outcomes. Monitoring vaccine effectiveness remains crucial to guide vaccine composition and recommendations.
Researchers found that paid sick leave is linked to lower perceived infection risk, reduced job stress, and higher job satisfaction among home service workers. The study suggests that expanding paid sick leave can be a population-level prevention strategy during public health emergencies.
The study found that metformin reduces the risk of developing Long COVID by approximately one case for every 50 cases of acute SARS-CoV-2 treated with 14 days of metformin. Metformin can be used alone or combined with other treatments to prevent Long COVID in most adults.
A study in Japan found that wastewater surveillance can uncover the true scale of COVID-19 spread by detecting high viral loads in sewage despite reduced clinical testing. This approach offers an objective view of community-wide infection levels, unaffected by changes in testing policies or public behavior.
A UC San Diego study found that older women with a history of depression and anxiety had a 78% higher risk of developing long COVID. The researchers analyzed data from the Women's Health Initiative and hope to inform preventative measures for public health officials and policymakers.
In Ontario, primary care home visits for adults aged 65 years and older decreased by nearly 30% after a 2019 policy change and the COVID-19 pandemic. Nonpalliative visits declined more than palliative ones, which showed growth after 2020.
This study reveals an increase in nonmedical childhood vaccination exemptions from 2010 to 2024, driven by the COVID-19 pandemic, with wide regional disparities.
A new hypothesis article proposes that HPV E6 and SARS-CoV-2 spike proteins could cooperate in suppressing host defenses including tumor suppressor mechanisms involving p53. Laboratory studies suggest that combined viral pressures on tumor-suppressor pathways may contribute to cancer progression.