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  1. Article: Integrating Cutting-Edge Methods to Oral Cancer Screening, Analysis, and Prognosis.

    Dholariya, Sagar / Singh, Ragini D / Sonagra, Amit / Yadav, Dharamveer / Vajaria, Bhairavi N / Parchwani, Deepak

    Critical reviews in oncogenesis

    2023  Volume 28, Issue 2, Page(s) 11–44

    Abstract: Oral cancer (OC) has become a significant barrier to health worldwide due to its high morbidity and mortality rates. OC is among the most prevalent types of cancer that affect the head and neck region, and the overall survival rate at 5 years is still ... ...

    Abstract Oral cancer (OC) has become a significant barrier to health worldwide due to its high morbidity and mortality rates. OC is among the most prevalent types of cancer that affect the head and neck region, and the overall survival rate at 5 years is still around 50%. Moreover, it is a multifactorial malignancy instigated by genetic and epigenetic variabilities, and molecular heterogeneity makes it a complex malignancy. Oral potentially malignant disorders (OPMDs) are often the first warning signs of OC, although it is challenging to predict which cases will develop into malignancies. Visual oral examination and histological examination are still the standard initial steps in diagnosing oral lesions; however, these approaches have limitations that might lead to late diagnosis of OC or missed diagnosis of OPMDs in high-risk individuals. The objective of this review is to present a comprehensive overview of the currently used novel techniques viz., liquid biopsy, next-generation sequencing (NGS), microarray, nanotechnology, lab-on-a-chip (LOC) or microfluidics, and artificial intelligence (AI) for the clinical diagnostics and management of this malignancy. The potential of these novel techniques in expanding OC diagnostics and clinical management is also reviewed.
    MeSH term(s) Humans ; Artificial Intelligence ; Early Detection of Cancer ; Mouth Neoplasms/diagnosis ; Mouth Neoplasms/epidemiology ; Mouth Neoplasms/genetics ; Precancerous Conditions/diagnosis ; Precancerous Conditions/epidemiology ; Precancerous Conditions/genetics ; Prognosis
    Language English
    Publishing date 2023-11-03
    Publishing country United States
    Document type Review ; Journal Article
    ZDB-ID 1036388-9
    ISSN 0893-9675
    ISSN 0893-9675
    DOI 10.1615/CritRevOncog.2023047772
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article ; Online: Genetic and Epigenetic Basis of Drug-Induced Liver Injury.

    Singh, Snigdha / Kumar, P V S N Kiran / Kumar, J Pradeep / Tomo, Sojit / Yadav, Dharamveer / Sharma, Praveen / Rao, Mahadev / Banerjee, Mithu

    Seminars in liver disease

    2023  Volume 43, Issue 2, Page(s) 163–175

    Abstract: Drug-induced liver injury (DILI) is a rare but severe adverse drug reaction seen in pharmacotherapy and a major cause of postmarketing drug withdrawals. Advances in genome-wide studies indicate that genetic and epigenetic diversity can lead to inter- ... ...

    Abstract Drug-induced liver injury (DILI) is a rare but severe adverse drug reaction seen in pharmacotherapy and a major cause of postmarketing drug withdrawals. Advances in genome-wide studies indicate that genetic and epigenetic diversity can lead to inter-individual differences in drug response and toxicity. It is necessary to identify how the genetic variations, in the presence of environmental factors, can contribute to development and progression of DILI. Studies on microRNA, histone modification, DNA methylation, and single nucleotide polymorphisms related to DILI were retrieved from databases and were analyzed for the current research and updated to develop this narrative review. We have compiled some of the major genetic, epigenetic, and pharmacogenetic factors leading to DILI. Many validated genetic risk factors of DILI, such as variants of drug-metabolizing enzymes, HLA alleles, and some transporters were identified. In conclusion, these studies provide useful information in risk alleles identification and on implementation of personalized medicine.
    MeSH term(s) Humans ; Chemical and Drug Induced Liver Injury/genetics ; Alleles ; Polymorphism, Single Nucleotide ; Epigenesis, Genetic ; Risk Factors
    Language English
    Publishing date 2023-05-24
    Publishing country United States
    Document type Review ; Journal Article
    ZDB-ID 603177-8
    ISSN 1098-8971 ; 0272-8087
    ISSN (online) 1098-8971
    ISSN 0272-8087
    DOI 10.1055/a-2097-0531
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article ; Online: Association of Novel Hematological Indices with Severity of Coronary Artery Disease using SYNTAX Score in Patients with Acute Coronary Syndrome.

    Mohanty, Vivek / Sharma, Shubham / Goswami, Sourabh / Kaushik, Atul / Choudhary, Rahul / Yadav, Dharamveer / Deora, Surender / Singh, Kuldeep

    Cardiovascular & hematological disorders drug targets

    2023  Volume 23, Issue 3, Page(s) 202–211

    Abstract: Introduction: Recent evidence suggests that systemic inflammation not only plays an important role in the pathogenesis of Acute Coronary Syndrome but also correlates with disease severity. Monocyte-to-high-density lipoprotein cholesterol ratio (MHR), ... ...

    Abstract Introduction: Recent evidence suggests that systemic inflammation not only plays an important role in the pathogenesis of Acute Coronary Syndrome but also correlates with disease severity. Monocyte-to-high-density lipoprotein cholesterol ratio (MHR), Neutrophil-Lymphocyte Ratio (NLR), and Monocyte-Lymphocyte Ratio (MLR) are novel systemic inflammation markers used for predicting the burden of coronary artery disease (CAD) based on SYNTAX Score. This single-center, cross-sectional, observational study compared the association of these novel hematological indices with CAD severity using the SYNTAX Score in ACS patients and aimed to determine the best predictor of the severity of CAD.
    Methods: A total of 403 consecutive patients with ACS who underwent coronary angiography were enrolled. On the basis of the SYNTAX Score, patients were divided into three groups: Low: <22, Moderate 22 - 32 and High ≥ 32. MHR, MLR, and NLR were calculated and correlated with SYNTAX Score.
    Results: All three indices: MHR (r=0.511; p <0.001), MLR (r=0.373; p <0.001), and NLR (r=0.292; p =0.001) showed significant correlation with SYNTAX Score. The MHR ROC was significantly higher than that of MLR (difference between area: 0.158; 95% CI: 0.079-0.259) and NLR (difference between area: 0.279; 95% CI: 0.172-0.419) for the SYNTAX Score. Analysis showed a strong correlation between these indices with SYNTAX Score >22 compared to low scores <22 and that these also related to the LAD as an infarct artery. Multiple regression analysis showed that diabetes mellitus, eGFR, Infarct-related artery left anterior descending (IRALAD), MHR, MLR, and NLR were predictors of the severity of CAD in ACS patients based on SYNTAX Score.
    Conclusion: In ACS patients MHR, MLR, and NLR showed significant correlation with SYNTAX score >22 which may be indicative of severity of disease. MHR is a better predictor of the severity of CAD than MLR and NLR in ACS patients.
    MeSH term(s) Humans ; Coronary Artery Disease/diagnosis ; Acute Coronary Syndrome/diagnosis ; Cross-Sectional Studies ; Inflammation ; Infarction ; Severity of Illness Index
    Language English
    Publishing date 2023-11-12
    Publishing country United Arab Emirates
    Document type Observational Study ; Journal Article
    ZDB-ID 2244164-5
    ISSN 2212-4063 ; 1871-529X
    ISSN (online) 2212-4063
    ISSN 1871-529X
    DOI 10.2174/011871529X269740231102045028
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article: Association of Serum Complement C3 Levels with Severity and Mortality in COVID 19.

    Tomo, Sojit / Kiran Kumar, Pvsn / Yadav, Dharamveer / Sankanagoudar, Shrimanjunath / Charan, Jayakaran / Purohit, Abhishek / Nag, Vijaya Lakshmi / Bhatia, Pradeep Kumar / Singh, Kuldeep / Dutt, Naveen / Garg, Mahendra Kumar / Misra, Sanjeev / Sharma, Praveen / Purohit, Purvi

    Indian journal of clinical biochemistry : IJCB

    2023  Volume 38, Issue 4, Page(s) 447–456

    Abstract: The severe acute respiratory distress syndrome-associated coronavirus-2 infection can activate innate and adaptive immune responses which may lead to harmful tissue damage, both locally and systemically. C3, a member of complement system of serum ... ...

    Abstract The severe acute respiratory distress syndrome-associated coronavirus-2 infection can activate innate and adaptive immune responses which may lead to harmful tissue damage, both locally and systemically. C3, a member of complement system of serum proteins, is a major component of innate immune and inflammatory responses. This study is aimed to assess serum C3 as a marker of COVID-19 severity and a predictor of disease progression. A total of 150 COVID-19 patients, confirmed by RT-PCR, and 50 healthy controls were recruited. Serum C3 levels were determined by using direct colorimetric method. Median levels of serum C3 in total cases and controls were 157.8 and 165.7 mg/dL respectively. Serum C3 although not significantly decreased, they were lower in cases when compared to controls. Similarly, significant differences were found between the groups, with severe group (140.6 mg/dL) having low levels of serum C3 protein when compared to mild (161.0 mg/dL) and moderate group (167.1 mg/dL). Interestingly, during hospitalization, significant difference between baseline (admission) and follow-up (discharge) was observed only in patients with moderate disease. Based on our results, lower levels of C3, with an increase in IL-6 and d-dimer levels, are associated with higher odds of mortality. Therefore, we would like to emphasize that measuring serum C3 levels along with other inflammatory markers might give an added advantage in early identification of patients who are prone to having a severe disease course and can help in a more effective follow-up of disease progression.
    Supplementary information: The online version contains supplementary material available at 10.1007/s12291-023-01148-x.
    Language English
    Publishing date 2023-08-16
    Publishing country India
    Document type Journal Article
    ZDB-ID 1033583-3
    ISSN 0974-0422 ; 0970-1915
    ISSN (online) 0974-0422
    ISSN 0970-1915
    DOI 10.1007/s12291-023-01148-x
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  5. Article ; Online: Comparative Analysis of Serum Zinc, Copper and Magnesium Level and Their Relations in Association with Severity and Mortality in SARS-CoV-2 Patients

    PVSN, Kiran Kumar / Tomo, Sojit / Purohit, Purvi / Sankanagoudar, Shrimanjunath / Charan, Jayakaran / Purohit, Abhishek / Nag, Vijaylakshami / Bhatia, Pradeep / Singh, Kuldeep / Dutt, Naveen / Garg, Mahendra Kumar / Sharma, Praveen / Misra, Sanjeev / Yadav, Dharamveer

    Biol Trace Elem Res. 2023 Jan., v. 201, no. 1 p.23-30

    2023  

    Abstract: The deficiencies of trace elements and infectious diseases often coexist and exhibit complex interactions. Several trace elements such as zinc (Zn), copper (Cu) and magnesium (Mg) have immunomodulatory functions and thus influence the susceptibility to ... ...

    Abstract The deficiencies of trace elements and infectious diseases often coexist and exhibit complex interactions. Several trace elements such as zinc (Zn), copper (Cu) and magnesium (Mg) have immunomodulatory functions and thus influence the susceptibility to the course and outcome of a variety of viral infections. So, this present study was aimed to study relations of trace metals in association with severity and mortality in SARS-CoV-2 patients. A total of 150 individuals infected with COVID-19 and 50 healthy individuals were recruited. Cases were divided based on severity (mild, moderate and severe) and outcome (discharged or deceased). Serum Zn, Mg and Cu levels were analysed by direct colourimetric method. Both serum Cu and Zn levels were significantly decreased in cases when compared to those in controls (p < 0.005 and p < 0.0001). Serum magnesium levels although not significant were found to be slightly decreased in controls. On comparing the trace elements between the deceased and discharged cases, a significant difference was found between serum copper and zinc levels, but for magnesium, both groups have similar levels. The receiver operating characteristic (ROC) curve results indicate that a serum Cu/Zn ratio along with the age of patient provides some reliable information on COVID-19 course and survival odds by yielding an AUC of 95.1% with a sensitivity of 93.8% and specificity of 89.8%. Therefore, we would like to emphasize that measuring the serum copper and zinc along with their ratio can be used as routine investigations for COVID-19 patients in proper identification and management of severe cases in upcoming new waves of COVID-19.
    Keywords COVID-19 infection ; Severe acute respiratory syndrome coronavirus 2 ; blood serum ; copper ; magnesium ; mortality ; patients ; zinc
    Language English
    Dates of publication 2023-01
    Size p. 23-30.
    Publishing place Springer US
    Document type Article ; Online
    ZDB-ID 445336-0
    ISSN 1559-0720 ; 0163-4984
    ISSN (online) 1559-0720
    ISSN 0163-4984
    DOI 10.1007/s12011-022-03124-7
    Database NAL-Catalogue (AGRICOLA)

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  6. Article: Genetic and Epigenetic Basis of Drug-Induced Liver Injury

    Singh, Snigdha / Kumar, P.V.S.N. Kiran / Kumar, J. Pradeep / Tomo, Sojit / Yadav, Dharamveer / Sharma, Praveen / Rao, Mahadev / Banerjee, Mithu

    Seminars in Liver Disease

    2023  Volume 43, Issue 02, Page(s) 163–175

    Abstract: Drug-induced liver injury (DILI) is a rare but severe adverse drug reaction seen in pharmacotherapy and a major cause of postmarketing drug withdrawals. Advances in genome-wide studies indicate that genetic and epigenetic diversity can lead to inter- ... ...

    Abstract Drug-induced liver injury (DILI) is a rare but severe adverse drug reaction seen in pharmacotherapy and a major cause of postmarketing drug withdrawals. Advances in genome-wide studies indicate that genetic and epigenetic diversity can lead to inter-individual differences in drug response and toxicity. It is necessary to identify how the genetic variations, in the presence of environmental factors, can contribute to development and progression of DILI. Studies on microRNA, histone modification, DNA methylation, and single nucleotide polymorphisms related to DILI were retrieved from databases and were analyzed for the current research and updated to develop this narrative review. We have compiled some of the major genetic, epigenetic, and pharmacogenetic factors leading to DILI. Many validated genetic risk factors of DILI, such as variants of drug-metabolizing enzymes, HLA alleles, and some transporters were identified. In conclusion, these studies provide useful information in risk alleles identification and on implementation of personalized medicine.
    Keywords drug-induced liver injury (DILI) ; miRNA ; DNA methylation ; histone modifications ; single nucleotide polymorphisms
    Language English
    Publishing date 2023-05-01
    Publisher Thieme Medical Publishers, Inc.
    Publishing place Stuttgart ; New York
    Document type Article
    ZDB-ID 603177-8
    ISSN 1098-8971 ; 0272-8087
    ISSN (online) 1098-8971
    ISSN 0272-8087
    DOI 10.1055/a-2097-0531
    Database Thieme publisher's database

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  7. Article: Cardiovascular Adverse Events Reported from COVID-19 Vaccines: A Study Based on WHO Database.

    Jeet Kaur, Rimple / Dutta, Siddhartha / Charan, Jaykaran / Bhardwaj, Pankaj / Tandon, Ankita / Yadav, Dharamveer / Islam, Salequl / Haque, Mainul

    International journal of general medicine

    2021  Volume 14, Page(s) 3909–3927

    Abstract: Background: Thirteen COVID-19 vaccines are granted emergency approval. It is crucial to monitor their adverse events post vaccination. The present study focuses on cardiovascular adverse events post-COVID-19 vaccination and aims to determine adverse ... ...

    Abstract Background: Thirteen COVID-19 vaccines are granted emergency approval. It is crucial to monitor their adverse events post vaccination. The present study focuses on cardiovascular adverse events post-COVID-19 vaccination and aims to determine adverse events with the administered vaccine.
    Methodology: The cardiovascular (CVS) adverse events were extracted for three broad headings (SOCs) - cardiac disorders, vascular disorders, and investigations. Descriptive statistics were reported in the form of percentage and frequency, and the disproportionality analysis was conducted.
    Results: For the cardiovascular system, 4863 adverse events (AEs) were reported from BNT162b2 Pfizer, 1222 AstraZeneca, Moderna, and other COVID-19 vaccines. Common adverse events observed with vaccines under study were tachycardia (16.41%), flushing (12.17%), hypertension (5.82%), hypotension (3.60%) and peripheral coldness (2.41%). Based on disproportionality analysis (IC
    Conclusion: Although cardiovascular events have been reported with the COVID-19 vaccines, the causality is yet to be established because such CVS AEs are also usually associated with the general public even without intervention. Hence, people should be administered these vaccines, and sustained monitoring of these AEs should be done.
    Language English
    Publishing date 2021-07-27
    Publishing country New Zealand
    Document type Journal Article
    ZDB-ID 2452220-X
    ISSN 1178-7074
    ISSN 1178-7074
    DOI 10.2147/IJGM.S324349
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  8. Article ; Online: Complement activation and coagulopathy - an ominous duo in COVID19.

    Tomo, Sojit / Kumar, Kiran Pvsn / Roy, Dipayan / Sankanagoudar, Shrimanjunath / Purohit, Purvi / Yadav, Dharamveer / Banerjee, Mithu / Sharma, Praveen / Misra, Sanjeev

    Expert review of hematology

    2021  Volume 14, Issue 2, Page(s) 155–173

    Abstract: Introduction: COVID-19 has similarities to the Severe Acute Respiratory Syndrome (SARS) and Middle East Respiratory Syndrome (MERS) outbreaks, as severe patients and non-survivors have frequently shown abnormal coagulation profiles. Immune-mediated ... ...

    Abstract Introduction: COVID-19 has similarities to the Severe Acute Respiratory Syndrome (SARS) and Middle East Respiratory Syndrome (MERS) outbreaks, as severe patients and non-survivors have frequently shown abnormal coagulation profiles. Immune-mediated pathology is a key player in this disease; hence, the role of the complement system needs assessment. The complement system and the coagulation cascade share an intricate network, where multiple mediators maintain a balance between both pathways. Coagulopathy in COVID-19, showing mixed features of complement-mediated and consumption coagulopathy, creates a dilemma in diagnosis and management.
    Areas covered: Pathophysiology of coagulopathy in COVID-19 patients, with a particular focus on D-dimer and its role in predicting the severity of COVID-19 has been discussed. A comprehensive search of the medical literature on PubMed was done till May 30th, 2020 with the keywords 'COVID-19', 'SARS-CoV-2', 'Coronavirus', 'Coagulopathy', and 'D-dimer'. Twenty-two studies were taken for weighted pooled analysis of D-dimer.
    Expert opinion: A tailored anticoagulant regimen, including intensification of standard prophylactic regimens with low-molecular-weight heparin is advisable for COVID-19 patients. Atypical manifestations and varying D-dimer levels seen in different populations bring forth the futility of uniform recommendations for anticoagulant therapy. Further, direct thrombin inhibitors and platelet inhibitors in a patient-specific manner should also be considered.
    MeSH term(s) Animals ; Anticoagulants/therapeutic use ; Biomarkers ; Blood Coagulation Disorders/blood ; Blood Coagulation Disorders/etiology ; Blood Coagulation Disorders/immunology ; Blood Coagulation Disorders/physiopathology ; Blood Coagulation Tests ; COVID-19/blood ; COVID-19/complications ; COVID-19/immunology ; COVID-19/therapy ; China/epidemiology ; Comorbidity ; Complement Activation ; Coronavirus Infections/blood ; Disseminated Intravascular Coagulation/blood ; Disseminated Intravascular Coagulation/epidemiology ; Disseminated Intravascular Coagulation/etiology ; Disseminated Intravascular Coagulation/physiopathology ; Ferritins/blood ; Fibrin Fibrinogen Degradation Products/analysis ; Forecasting ; Humans ; Immunization, Passive ; Inflammation/etiology ; Inflammation/physiopathology ; Iron Chelating Agents/therapeutic use ; Ischemia/blood ; Ischemia/etiology ; Ischemia/physiopathology ; Mice ; Prevalence ; SARS-CoV-2 ; Severe Acute Respiratory Syndrome/blood ; Severity of Illness Index ; Thrombophilia/drug therapy ; Thrombophilia/etiology ; Thrombophilia/physiopathology ; Venous Thromboembolism/blood ; Venous Thromboembolism/etiology ; Venous Thromboembolism/physiopathology
    Chemical Substances Anticoagulants ; Biomarkers ; Fibrin Fibrinogen Degradation Products ; Iron Chelating Agents ; fibrin fragment D ; Ferritins (9007-73-2)
    Language English
    Publishing date 2021-01-22
    Publishing country England
    Document type Journal Article
    ZDB-ID 2516804-6
    ISSN 1747-4094 ; 1747-4086
    ISSN (online) 1747-4094
    ISSN 1747-4086
    DOI 10.1080/17474086.2021.1875813
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  9. Article ; Online: Metformin mediates MicroRNA-21 regulated circulating matrix metalloproteinase-9 in diabetic nephropathy: an in-silico and clinical study.

    Khokhar, Manoj / Roy, Dipayan / Bajpai, Nitin Kumar / Bohra, Gopal Krishna / Yadav, Dharamveer / Sharma, Praveen / Purohit, Purvi

    Archives of physiology and biochemistry

    2021  Volume 129, Issue 6, Page(s) 1200–1210

    Abstract: Metformin is commonly used as an oral hypoglycaemic agent in type 2 diabetes mellitus (T2DM). MicroRNA-21 is widely studied in diabetic and diabetic nephropathy (DN) patients. Matrix metalloproteinase-9 (MMP9) is involved in extracellular matrix ... ...

    Abstract Metformin is commonly used as an oral hypoglycaemic agent in type 2 diabetes mellitus (T2DM). MicroRNA-21 is widely studied in diabetic and diabetic nephropathy (DN) patients. Matrix metalloproteinase-9 (MMP9) is involved in extracellular matrix degradation and tissue repair processes. However, the effect of metformin administration on hsa-miR-21-5p and MMP9 has not been evaluated in T2DM and DN patients. The study subjects were divided into three groups (Healthy controls = 36, T2DM = 38, DN = 35). Anthropometric measurements were taken and biochemical tests were carried out on fasting blood samples. Reverse transcriptase PCR was employed for whole blood gene expression analysis of hsa-miR-21-5p and MMP9. Bioinformatics analyses including drug-gene interaction, protein-protein interaction, functional enrichment analyses and co-expression networks were performed. In the present study, MMP9 and hsa-miR-21-5p levels were downregulated and upregulated respectively in T2DM and DN patients when compared with healthy controls. However, in metformin-treated group, a downregulation of hsa-miR-21-5p and upregulation of MMP9 was observed. In-silico analysis revealed the target genes involved in the miR-21 and MMP9 interaction network. Metformin directly targets miR-21 and regulates MMP9 expression in T2DM patients, influencing the pathogenesis of DN.HighlightsMMP-9 and hsa-miR-21-5p were downregulated and upregulated respectively in T2DM and DN patients in a Western Indian population.The patients treated with metformin showed downregulation of hsa-miR-21-5p and upregulation of MMP9.In-silico analysis revealed MMP-9 as well as PTEN to be targets of hsa-miR-21-5p.Metformin regulates MMP9 expression in T2DM and DN patient populations through hsa-miR-21-5p.
    MeSH term(s) Humans ; MicroRNAs/metabolism ; Matrix Metalloproteinase 9/genetics ; Diabetes Mellitus, Type 2/complications ; Diabetes Mellitus, Type 2/genetics ; Metformin/pharmacology ; Metformin/therapeutic use ; Diabetic Nephropathies/metabolism
    Chemical Substances MicroRNAs ; Matrix Metalloproteinase 9 (EC 3.4.24.35) ; Metformin (9100L32L2N) ; MIRN21 microRNA, human
    Language English
    Publishing date 2021-06-04
    Publishing country England
    Document type Journal Article
    ZDB-ID 1238320-x
    ISSN 1744-4160 ; 1381-3455
    ISSN (online) 1744-4160
    ISSN 1381-3455
    DOI 10.1080/13813455.2021.1922457
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  10. Article ; Online: Comparative Analysis of Serum Zinc, Copper and Magnesium Level and Their Relations in Association with Severity and Mortality in SARS-CoV-2 Patients.

    Pvsn, Kiran Kumar / Tomo, Sojit / Purohit, Purvi / Sankanagoudar, Shrimanjunath / Charan, Jayakaran / Purohit, Abhishek / Nag, Vijaylakshami / Bhatia, Pradeep / Singh, Kuldeep / Dutt, Naveen / Garg, Mahendra Kumar / Sharma, Praveen / Misra, Sanjeev / Yadav, Dharamveer

    Biological trace element research

    2022  

    Abstract: The deficiencies of trace elements and infectious diseases often coexist and exhibit complex interactions. Several trace elements such as zinc (Zn), copper (Cu) and magnesium (Mg) have immunomodulatory functions and thus influence the susceptibility to ... ...

    Abstract The deficiencies of trace elements and infectious diseases often coexist and exhibit complex interactions. Several trace elements such as zinc (Zn), copper (Cu) and magnesium (Mg) have immunomodulatory functions and thus influence the susceptibility to the course and outcome of a variety of viral infections. So, this present study was aimed to study relations of trace metals in association with severity and mortality in SARS-CoV-2 patients. A total of 150 individuals infected with COVID-19 and 50 healthy individuals were recruited. Cases were divided based on severity (mild, moderate and severe) and outcome (discharged or deceased). Serum Zn, Mg and Cu levels were analysed by direct colourimetric method. Both serum Cu and Zn levels were significantly decreased in cases when compared to those in controls (p < 0.005 and p < 0.0001). Serum magnesium levels although not significant were found to be slightly decreased in controls. On comparing the trace elements between the deceased and discharged cases, a significant difference was found between serum copper and zinc levels, but for magnesium, both groups have similar levels. The receiver operating characteristic (ROC) curve results indicate that a serum Cu/Zn ratio along with the age of patient provides some reliable information on COVID-19 course and survival odds by yielding an AUC of 95.1% with a sensitivity of 93.8% and specificity of 89.8%. Therefore, we would like to emphasize that measuring the serum copper and zinc along with their ratio can be used as routine investigations for COVID-19 patients in proper identification and management of severe cases in upcoming new waves of COVID-19.
    Language English
    Publishing date 2022-01-22
    Publishing country United States
    Document type Journal Article
    ZDB-ID 445336-0
    ISSN 1559-0720 ; 0163-4984
    ISSN (online) 1559-0720
    ISSN 0163-4984
    DOI 10.1007/s12011-022-03124-7
    Database MEDical Literature Analysis and Retrieval System OnLINE

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