Commensal gut bacteria like Bifidobacteria have been found to produce compounds that inhibit SARS-CoV-2. The researchers screened dominant gut bacteria for activity against the virus and discovered several compounds with potential therapeutic value.
Researchers investigated two SARS-CoV-2 variants and found that patients with these variants were less likely to be asymptomatic. Despite no increase in viral load, the variants showed higher transmissibility, leading to increased hospitalization rates.
Research found increased screen time during COVID-19 pandemic correlated with higher anxiety scores and a rise in pandemic-related distress. Young adult students scored higher than non-students in mental health concerns, while no association was found between screen time use and depression.
A new study reveals that wastewater sequencing can detect emerging SARS-CoV-2 variants like B.1.1.7 up to 8 weeks before they become prevalent in clinical cases. This early warning system provides a more accurate picture of virus circulation among humans, including asymptomatic individuals.
The Pfizer COVID-19 vaccine provides strong protection against SARS-CoV-2 variants, including those from South Africa and Brazil. However, monoclonal antibody therapy may be less effective against these variants.
The study found that spinal cord injury-dependent effects on bacteria and viruses were observed, with beneficial bacteria decreasing and potentially pathogenic bacteria increasing. Functional microbial genes encoding essential pathways for central nervous system function were also reduced after spinal cord injury.
A two-step prognostic test can predict patient response to SARS-CoV-2 infection, guiding therapeutic choices before severe symptoms appear. The test combines a disease risk factor score with antibodies produced early in the infection.
A new study has demonstrated a correlation between autism spectrum disorder and changes in the gut microbiome. The researchers found that individuals with autism exhibited differences in gut microbiome composition compared to neurotypical controls, with gastrointestinal symptoms being significantly higher in those with autism. Longitud...
Researchers have isolated multidrug-resistant Candida auris from a sandy beach and tidal swamp, revealing the fungus thrives in natural environments. Whole genome sequencing shows close relation to pathogenic strains in Southeast Asia, suggesting a possible connection between human activity and its emergence.
Researchers developed a rapid and cost-effective early warning system using high-throughput analysis of wastewater samples to detect new COVID-19 cases. The system automates most analysis, enabling quick turnaround time and reducing human error.
A new research study analyzed COVID-19 antibodies in asymptomatic patients and found that only 6 individuals produced sufficient neutralizing antibodies, while others developed high antibody levels with poor neutralization capabilities.
Researchers found six FDA-approved drugs that can inhibit protein-cutting enzymes essential for SARS-CoV-2 replication. The study's findings have the potential to develop a broad spectrum of antiviral drugs and prevent future pathogenic SARS-CoV strains.
A systematic review and meta-analysis of 20 studies found that self- and caregiver swabs are effective at detecting multiple pathogens, with high sensitivity (91%) and specificity (98%) compared to healthcare worker-collected swabs. This approach offers advantages in reducing transmission risk, expenses, and discomfort for patients.
Research suggests that non-steroidal anti-inflammatory drugs (NSAIDs) can dampen the immune response to SARS-CoV-2 infection. This could have implications for COVID-19 treatment and vaccination strategies. The findings also highlight the need for further evaluation of NSAID use during natural infections and vaccinations.
Researchers developed a novel method to sequence RNA from wastewater, detecting complete and nearly complete SARS-CoV-2 genomes. This approach provides early signal detection of new variants, enhancing control measures.
A growing body of evidence links poor gut health to severe COVID-19 prognosis. Studies show that altered gut microbiota can exacerbate the severity of infection by enabling the virus to access internal organs. Interventions like probiotics or fecal transplants may help patients, according to expert Heenam Stanley Kim.
Researchers analyzed nearly 80,000 manuscript submissions to ASM journals and found women are underrepresented in publications. Manuscripts with female authors were rejected at a higher rate than those with male authors.
Researchers found an inverse correlation between mumps IgG titers and COVID-19 severity in vaccinated individuals. Those with higher mumps antibody levels had lower disease severity, suggesting the MMR vaccine may be protective against COVID-19.
New research shows that washing hands and washing Halloween candy with a simple at-home method can significantly reduce COVID-19 contamination risks. A study found that SARS-CoV-2 was detected on 60% of unwashed candies, but only 10% after handwashing.
Researchers found that antibody levels in recovered COVID-19 patients drop rapidly, making convalescent plasma a potential treatment option if collected during a specific window of time after recovery.
A retrospective study of 52 COVID-19 patients found that asymptomatic individuals had higher levels of lymphocytes, cleared viral particles faster, and had lower risks of long-term complications. The study suggests an important role for lymphocytes in controlling virus shedding.
Researchers developed an effective environmental monitoring methodology for SARS CoV-2 virus, detecting viral RNA persistence on surfaces for at least 8 days. The study found that a minimum of 1,000 viral particles per 25 cm2 are required to detect the virus effectively.
Researchers found lower frequencies of immune cells needed to expel the virus in older patients, leading to reduced effectiveness in fighting off SARS-CoV-2. The study suggests that cytotoxic T cells play a key role in controlling early infections, but further studies are needed to harness their potential for immunotherapy.
A recent perspective highlights the potential consequences of social distancing on the microbiome, suggesting it could worsen dysbiosis and reduce antibiotic resistance. The authors caution that rigorous studies are needed to support these hypotheses.
Researchers discovered that neutralizing antibodies provide protection from SARS-CoV-2 reinfection in a group of sailors who tested positive for these antibodies before embarking on a voyage. The high percentage of infected crew members highlights the importance of vaccination in preventing reinfections.
Researchers found 43% of Staphylococcus bacteria on exercise equipment were ampicillin-resistant, with 73% resistant to multiple drugs. Regular disinfection is crucial to maintain public health and prevent infections in communal areas.
Researchers found no Candida auris acquisition in healthy US international travelers returning from international trips, suggesting low risk of transmission during travel. The study's results could lead to developing a detection system for high-risk populations.
Researchers used AI to predict bacterial infections in patients with pneumonia, enabling early antibiotic prescriptions. The analysis of over 50,000 ICU admissions data showed promising results in identifying MRSA and pseudomonas bacteria.
Research finds obesity and metabolic syndrome to be risk factors for severe disease from viral infections. Patients with these conditions are at increased risk of developing severe pneumonia and a cytokine storm that damages lung tissue, making them more susceptible to severe illness from influenza and COVID-19.
A study suggests that COVID-19 data patterns are driven by variations in testing and reporting practices, rather than social interactions or healthcare quality. The researchers found that changes in reporting methods, such as the timing of death reports, can cause fluctuations in case numbers.
Researchers discovered that Nissle, a harmless E. coli strain, can protect intestinal tissue against pathogenic strains like enterohemorrhagic E. coli (EHEC). The probiotic was found to decline rapidly in the tissue while allowing it to withstand damage better.
Researchers develop a reproducible method to decontaminate N95 respirators using microwave-generated steam, achieving nearly complete sterilization after 3 minutes. This approach utilizes universally accessible materials and does not compromise filtration or fit, making it suitable for hospitals facing shortages.
A new study found that asymptomatic COVID-19 patients can spread the virus to their surroundings, contaminating surfaces and air, making family members and healthcare workers at risk. Environmental cleaning is crucial in these situations.
Two studies provide new insights into antibody testing and RNA testing for SARS-CoV-2. Researchers found that antibody tests are highly accurate, but repeat testing is necessary to confirm infection status. The gold standard rt-PCR test can detect current infection, but false positives can occur.
Administering the MMR (measles, mumps, rubella) vaccine could serve as a preventive measure to dampen septic inflammation associated with COVID-19 infection. Vaccination has no contraindications and may be especially effective for healthcare workers who can easily be exposed to COVID-19.
A small study investigates the effect of sample inactivation on SARS-CoV-2 detection and finds that viral inactivation may contribute to false negatives. The researchers tested several inactivation methodologies, including TRIzol, which showed the least effect on RNA copy number, making it recommended for sample inactivation.
Researchers have identified a newly found pneumococcus capsule, the 100th since its discovery, and linked it to oral streptococci. This finding underscores the need for updated vaccines that can keep pace with rapidly changing bacteria.
Researchers found that niclosamide and ciclesonide showed potent antiviral activity against SARS-CoV-2 in Vero cells. These findings suggest potential for these FDA-approved drugs to combat COVID-19 with further development or drug formulation.
Research suggests that individual genetic variation in the immune system may affect susceptibility to and severity of COVID-19. The study found that certain immune system genes, such as human leukocyte antigen genes, vary from person to person and can influence how well the immune system recognizes SARS-CoV-2.
Researchers develop vaccine candidate using RNA virus to produce S protein, triggering immune responses against coronaviruses like SARS-CoV-2. The approach effectively blocks MERS virus infections in mice, suggesting potential for COVID-19 prevention.
New research addresses diagnostic stewardship for SARS-CoV-2, recommending test utilization and frequency based on patient risk factors. The study highlights the importance of considering individual factors, such as age, symptoms, and exposure history, when deciding when to test.
A review article published in Antimicrobial Agents and Chemotherapy highlights the potential of remdesivir as a treatment for COVID-19. The antiviral has shown effectiveness against a range of coronaviruses, including SARS-CoV-2, with prophylactic treatment preventing clinical disease and viral replication.
Researchers are exploring various treatment options for COVID-19, including the use of antiviral medications like remdesivir and tilarone. Several vaccine candidates are also being developed to combat the virus, with experts predicting a 12-18 month timeline for their completion.
Researchers discovered rocaglate compounds capable of killing Candida auris, a challenging pathogen with limited treatment options. The compounds inhibit translation initiation in C. auris, leading to cell death, and have potential as a therapeutic strategy for fungal infections.
A new study finds that obesity promotes the virulence of the influenza virus by impairing interferon defense responses and allowing for viral diversity. This correlation may explain why yearly influenza vaccines are needed, as obese individuals shed more virus and have delayed antiviral responses.
A new study published in mSystems found that mice fed a high-protein, high-fat diet developed severe C. difficile infections, while those on a high-carbohydrate diet recovered. The researchers suggest that diet may promote protective microbial groups after antibiotics.
Researchers found similarities between the novel Wuhan coronavirus's receptors and those of SARS-CoV, a key finding in understanding its ability to infect humans. The study suggests that mutations in the virus could enhance its binding to human ACE2, leading to increased transmission.
Researchers found that genetic makeup of mice can influence transfer of antibiotic-resistant plasmids, suggesting new ways to stop resistance. The study analyzed how plasmids spread in genetically different groups of mice, leading to discovery of potential host factors triggering or reducing plasmid transfer.
Researchers have developed a targeted next-generation sequencing strategy to track bat-borne coronaviruses and monitor their spread. The approach uses enrichment with probes to increase sensitivity and reduce costs, allowing for the creation of a living probe library for frequent updates.
A new experimental vaccine for African swine fever has shown promising results, with both low and high doses being 100% effective against the virus when challenged 28 days post-inoculation. The vaccine was developed to combat the highly contagious and lethal ASFV-G strain, which has been devastating Eastern Europe and Southeast Asia.