Publications by authors named "Tanya Singh"

Background & objectives The COVID-19 pandemic had a significant impact on global health. While most research has focused on the acute phase, long-term effects on survivors' quality of life (QoL) remain less understood. Persistent symptoms post-recovery highlight a critical gap in understanding the pandemic's impact on survivors.

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Tobacco use is a significant public health concern in rural India. This case study was conducted in a village of the Jodhpur district in Rajasthan, India. The high prevalence and patterns of tobacco use among the villagers was identified by a situational analysis in the OPD and through household visits, shopkeeper surveys, focus group discussion with health workers, and by engaging with community members, local leaders, and health workers.

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Background: Ovarian cancer (OC) poses a significant challenge for conventional chimeric antigen receptor-engineered T (CAR-T) cell therapy, due to frequent recurrence linked to tumor heterogeneity, platinum resistance, immune evasion, and an immunosuppressive tumor microenvironment (TME).

Methods: Here, we analyze primary OC patient samples and identify a unique opportunity for allogeneic CAR-NKT (CAR-NKT) cells to concurrently attack OC tumor cells and their TME. Leveraging stem cell gene engineering and a clinically guided culture method, we achieve robust generation of CAR-NKT cells at high yield and purity.

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Context: Breast self-examination (BSE) is one of the early detection methods for breast cancer. Health education can increase awareness and practice of BSE. Development of skills of BSE can help women find breast abnormality efficiently and aid in early diagnosis of breast cancer.

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Objective: To demonstrate the significance of supercharged natural killer (sNK) cells to target aggressive gynecological tumours.

Methods And Analysis: We used cell cultures of peripheral blood-derived mononuclear cells (PBMCs) and purified NK cells alone and in the presence of tumours. MHC-class gene expression assessments of ovarian tumours were performed using gene set enrichment analysis (GSEA).

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Biomass combustion, including wildfires and residential wood burning, is a significant source of particulate matter (PM) in Australia, with potentially distinct health effects due to its unique chemical composition. This study aimed to quantify the association between exposure to ambient biomass-attributable PM and the risk of preterm birth and stillbirth across pregnancy windows in Sydney, Australia, from 2010 to 2020. We conducted case-control studies nested within a cohort of 578,391 singleton pregnancies, including 29,954 preterm births and 2,928 stillbirths.

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Background: During the COVID-19 pandemic, migrant populations remained under-immunized due to limited access to health care, language barriers, and vaccine hesitancy. The USAID-funded MOMENTUM Routine Immunization Transformation and Equity project supported the government in collaborating with various local health and non-health partners to identify and vaccinate migrants. This case study examines the roles of project partners and the strategies each entity implemented to increase COVID-19 vaccine uptake among migrants, as well as the perceptions regarding the effectiveness of these strategies.

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Plants and microorganisms coexist within complex ecosystems, significantly influencing agricultural productivity. Depending on the interaction between the plant and microbes, this interaction can either help or harm plant health. Microbes interact with plants by secreting proteins that influence plant cells, producing bioactive compounds like antibiotics or toxins, and releasing molecules such as N-acyl homoserine lactones to coordinate their behaviour.

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Nutrient deficiency intensifies drought and salinity stress on rice growth. Bacillus amyloliquefaciens inoculation provides resilience through modulation in metabolic and gene regulation to enhance growth, nutrient uptake, and stress tolerance. Soil nutrient deficiencies amplify the detrimental effects of abiotic stresses, such as drought and salinity, creating substantial challenges for overall plant health and crop productivity.

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Article Synopsis
  • The fungus Rhizoctonia solani poses a serious threat to rice crops by causing sheath blight disease; this study explores the use of Bacillus amyloliquefaciens (SN13), a beneficial rhizobacteria, as a biological control agent for infected rice variety Swarna.
  • Untreated rice plants show significant damage from R. solani, while SN13 treatment effectively reduces fungal growth and improves plant health, indicating its potential as a protective agent.
  • The research findings highlight that SN13 triggers autophagy in rice plants, enhances defense gene expression, and increases the presence of defense-related metabolites, illustrating its role in boosting rice immunity against fungal infections.
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The decline of available phosphorus in soil due to anthropogenic activities necessitates utilizing soil microorganisms that influence soil phosphorus levels. However, the specific mechanisms governing their interaction in Zea mays under diverse phosphate regimes remain largely unknown. The present study investigated the dynamics of phosphorus solubilization and the impact of organic acid supplementation in combination with the beneficial rhizobacterium Pseudomonas putida (RA) on maize growth under phosphorus-limiting and unavailable conditions.

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  • A study was conducted to examine the link between whole blood viscosity (WBV) and sensorineural hearing loss (SNHL) in Indian patients with type 2 diabetes mellitus (T2DM), as diabetes may alter blood viscosity.
  • Among 60 participants, a significant 73.3% had SNHL, primarily moderate and bilateral, with results showing a clear correlation between poorer glycemic control and increased severity of SNHL.
  • However, the study found no significant relationship between WBV and SNHL, microangiopathies (like retinopathy and neuropathy), or glycemic control indicators, suggesting that while SNHL is common in diabetics, blood viscosity might not play a crucial role in its development.
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Article Synopsis
  • The study investigates racial and ethnic disparities in COVID-19 testing access and outcomes at a national pharmacy chain.
  • It finds that non-White individuals, particularly American Indian, Hispanic, and Black populations, were more likely to test positive for COVID-19 and emerging variants compared to White individuals.
  • The analysis included over 18 million tests, revealing significant inequities in infection rates among different racial and ethnic groups over the testing period.
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Background: This bibliometric analysis examines the top 50 most-cited articles on COVID-19 complications, offering insights into the multifaceted impact of the virus. Since its emergence in Wuhan in December 2019, COVID-19 has evolved into a global health crisis, with over 770 million confirmed cases and 6.9 million deaths as of September 2023.

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Introduction: Although real-world studies demonstrate that those prescribed nirmatrelvir/ritonavir (and particularly within 5 days of symptom onset) are less likely to experience severe COVID-19 outcomes, prior studies show that only a small fraction of patients with COVID-19 who are eligible for nirmatrelvir/ritonavir receive a prescription. Studies calculating the proportion of nirmatrelvir/ritonavir prescriptions filled and identifying individual- and pharmacy-level correlates of filling nirmatrelvir/ritonavir are lacking.

Methods: This retrospective cohort study included individuals aged ≥ 12 years with a nirmatrelvir/ritonavir prescription ordered at a large national retail pharmacy (December 22, 2021-August 12, 2023).

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Article Synopsis
  • - The study aimed to determine how serum hepcidin levels change and how these changes relate to hemoglobin levels in children with iron deficiency anemia during the first two weeks of oral iron therapy.
  • - Researchers observed 64 children aged 2-12 years with a starting average hemoglobin of 8.81 g/dL, finding that serum hepcidin levels significantly increased from 7.81 ng/mL at the start to 9.51 ng/mL by day 14 of treatment.
  • - Despite the rise in hepcidin levels, no significant correlation was found between the initial hepcidin levels and changes in hemoglobin after one or two weeks of therapy, suggesting that hepcidin may not be a
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Background: The long COVID phase is characterized by signs and symptoms persisting for at least three months after recovery from acute COVID-19 illness. There is limited data on comprehensive long-term clinical follow-up of COVID-19 patients.

Aims: This study aims to explore the burden and symptomatology of long COVID syndrome and its association with various health parameters.

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Article Synopsis
  • More people around the world are getting stung by bees lately, and lots of stings can make someone very sick or even cause death.
  • A 70-year-old man in India sadly died after being stung by about 500 bees, which is one of the first known cases like this in the country.
  • Because the type of bees that stung him are unknown, it makes it harder for doctors to treat these dangerous reactions, showing why quick medical help is really important.
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Tribal populations in India have health care challenges marked by limited access due to geographical distance, historical isolation, cultural differences, and low social stratification, and that result in weaker health indicators compared to the general population. During the pandemic, Tribal districts consistently reported lower COVID-19 vaccination coverage than non-Tribal districts. We assessed the MOMENTUM Routine Immunization Transformation and Equity (the project) strategy, which aimed to increase access to and uptake of COVID-19 vaccines among Tribal populations in Chhattisgarh and Jharkhand using the reach, effectiveness, adoption, implementation, and maintenance framework.

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Plants coexist with a diverse array of microorganisms, predominantly bacteria and fungi, in both natural and agricultural environments. While some microorganisms positively influence plant development and yield, others can cause harm to the host, leading to significant adverse impacts on the environment and the economy. Plant growth-promoting microorganisms (PGPM), including plant growth-promoting bacteria, arbuscular mycorrhizal fungus (AMF), and rhizobia, have been found to increase plant biomass production by synthesizing hormones, fixing nitrogen, and solubilizing phosphate and potassium.

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We investigated county-level variation in mRNA COVID-19 vaccine use among Medicare beneficiaries throughout the United States. There was greater use of Pfizer-BioNTech vaccines than Moderna vaccines in urban areas for first and booster doses.

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Single nucelotide polymorphisms (SNPs) at the locus are among the most commonly reported risk alleles associated with chronic obstructive pulmonary disease (COPD) and other respiratory diseases; however, the physiological role of FAM13A is unclear. In humans, two major protein isoforms are expressed at the locus: "long" and "short," but their functions remain unknown, partly because of a lack of isoform conservation in mice. We performed in-depth characterization of organotypic primary human airway epithelial cell subsets and show that multiciliated cells predominantly express the FAM13A long isoform containing a putative N-terminal Rho GTPase-activating protein (RhoGAP) domain.

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Background: Hypertension, hyperlipidemia, and type 2 diabetes (T2D) are 3 of the most common chronic conditions, but related medication adherence rates are far below 80%. Consequences of poor adherence include high health care utilization/costs and increased mortality. There is accumulating evidence in support of the benefits of affording pharmacists the opportunity to practice at the full scope of their licensure by engaging in patients' clinical care.

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Background: To improve the assessment of COVID-19 vaccine use, safety, and effectiveness in older adults and persons with complex multimorbidity, the COVid VAXines Effects on the Aged (COVVAXAGE) database was established by linking CVS Health and Walgreens pharmacy customers to Medicare claims.

Methods: We deterministically linked CVS Health and Walgreens customers who had a pharmacy dispensation/encounter paid for by Medicare to Medicare enrollment and claims records. Linked data include U.

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Oncogene-induced replication stress is a crucial driver of genomic instability and one of the key events contributing to the onset and evolution of cancer. Despite its critical role in cancer, the mechanisms that generate oncogene-induced replication stress remain not fully understood. Here, we report that an oncogenic c-Myc-dependent increase in cohesins on DNA contributes to the induction of replication stress.

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