Seroprevalence of COVID-19 among voluntary blood donors by Arumugam Pothipillai, Swathandran Hamsavardhini, Deepa Duraisamy, Lincy Thiyagarajan, Chandrasekaran Kaliyaperumal, Jyotsnaa Grace Velure Mohan Rao

“…CONCLUSION: The majority of donors were either IgG or IgM and IgA positive, despite remaining asymptomatic. …”
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The Design of New Adjuvants for Mucosal Immunity to Neisseria meningitidis B in Nasally Primed Neonatal Mice for Adult Immune Response by Tatiane Ferreira, Elizabeth De Gaspari

“…Systemic antibody levels (IgG, IgG1, IgG2a, IgG2b, IgM, and IgA) and mucosal IgM and IgA were measured by ELISA using an N. meningitidis as an antigen. …”
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Association of Hematological and Biochemical Parameters with Serological Markers of Acute Dengue Infection during the 2022 Dengue Outbreak in Nepal by Bibek Raj Bhattarai, Abhishek Mishra, Suraj Aryal, Mandira Chhusyabaga, Rajshree Bhujel

“…Rapid antigen (NS1) and serological test (IgM/IgG) was performed to diagnose positive dengue cases. …”
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Investigation of TORCH seroprevalence in a tertiary university hospital by Samet Kirat

“…Seroprevalence rates were Toxoplasma IgM (0.3%), Toxoplasma IgG (76%), Rubella IgM (0.4%), Rubella IgG (96.7%), CMV IgM (0.2%), CMV IgG (97.2%), HSV IgG (97.8%), HBsAg (0.6%), Anti-HBs (18.1%), Anti-HCV (0.3%), and Anti-HIV (0.1%). …”
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Retrospective Evaluation of Toxoplasma gondii Test Results in Patients Applying to A Research Hospital by Sedef Zeliha Öner, İlknur Kaleli, Melek Demir, Ahmet Çalışkan, Ergun Mete, Hande Şenol, Çağrı Ergin

“…Objective: This study retrospectively evaluates our laboratory Toxoplasma gondii immunoglobulin (Ig)M, IgG antibody and avidity test results to determine the distribution of the pathogen according to sex, age, clinics and years. …”
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Hyper IgG4-Related Disease Presenting with Orbital Tumor and Immune Deficiency by Caroline G. Olson, Nancy Y. Olson

“…In contrast to previous cases with normal-to-high IgM, the IgM was low with impaired functional antibodies.…”
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Seroepidemiology of Toxoplasma gondii amongst Pregnant Women in Jazan Province, Saudi Arabia by Hussein Aqeely, Eman K. El-Gayar, Darakhshan Perveen Khan, Abdullah Najmi, Ayesha Alvi, Ibrahim Bani, Mohamed Salih Mahfouz, Saif Elden Abdalla, Ibrahim M. Elhassan

“…The seroprevalence of anti-Toxoplasma IgG was 20% (39 out of 195), whereas IgM seropositivity was 6.2% (12 out of 195). Only 4 pregnant women tested positive for both IgG and IgM. …”
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Detection of serum soluble markers of immune activation in rheumatoid arthritis by T. Kogure, T. Itoh, Y. Shimada, T. Shintani, H. Ochiai, K. Terasawa

“…The level of sCD23 showed a correlation with that of IgM-RF, but not with those of IgG, IgM, IgA and CRP. …”
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Seroprevalence characteristics of hepatitis E virus among blood donors infected with hepatitis B virus by YU Qin, XU Tingting, YANG Hao, ZHAO Lei

“…The prevalence of anti-HEV IgG and IgM antibody in the HBV group were 34.63% and 1.11%, respectively. …”
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Seroprevalence Study of Dengue at a Tertiary Care Hospital in Jaipur, Rajasthan by Ashina Singla, Afreen Ali, Himanshi Galav, Ved Prakash Mamoria

“…Dengue cases for the NS1 infection are 52.53%, for the IgM infection is 33.39%, and for the IgG infection is 14.07%. …”
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Evaluation of B cell related markers and autoantibodies in rheumatoid arthritis patients treated with abatacept by Ting Wang, Natalia V. Giltiay, Christian Lood, Ning Wang, Bobby Kwanghoon Han

“…IgM RF and CXCL13 decreased only in responders and could be potentially used as pharmacodynamic markers.…”
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Seropositivity of Dengue Antibodies during Pregnancy by Nor Azlin Mohamed Ismail, Wan Elly Rushima Wan Abd Rahim, Sharifah Azura Salleh, Hui-Min Neoh, Rahman Jamal, Muhammad Abdul Jamil

“…The present study was aimed at determining dengue seroprevalence (IgG or IgM) during pregnancy and its neonatal transmission in dengue seropositive women. …”
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Epidemiological Survey of Toxoplasma gondii and Associated Risk Factors in Ruminant Species of the Khyber Pakhtunkhwa Province of Pakistan by Abid Ali, Talha Omer, Asad Ullah, Abdul Haleem, Maryam Naseem, Mujeeb Ullah, Seemab, Fahad Shamim, Amna Tehreem, Muhammad Bilal, Muhammad Numan Khan

“…We used ELISA assay as well as recorded some associated risk factors contributing to its transmission. IgM antibodies were detected in 17% and IgG in 13.4% of ruminant samples with the highest percentage, 10% for IgM and 8.6% for IgG in sheep. …”
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Comparison of Effects of Smoking and Smokeless Tobacco “Maras Powder” Use on Humoral Immune System Parameters by Murat Aral, Hasan Cetin Ekerbicer, Mustafa Celik, Pınar Ciragil, Mustafa Gul

“…The IgM levels of both groups were significantly lower compared to the control group (P<.05). …”
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Results of Routine Antenatal Screening for Cytomegalovirus at a Tertiary Center by Duygu TUGRUL ERSAK, Izzet OZGURLUK, Ayse Gulcin BASTEMUR, Esra GULEN YILDIZ, Selcan SINACI, Ezgi TURGUT, Ozgur KARA, Atakan TANACAN, Dilek SAHIN

“…Results: A total of 31,912 CMV IgM and 26,969 CMV IgG tests were performed. CMV IgG seropositivity was observed in 78.99% of pregnant women, and 0.09% of the pregnant women were confirmed to have a positive CMV IgM test result. …”
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Antibody and serum bactericidal response to Burkholderia pseudomallei in acute localized and septicemic melioidosis cases with diabetes mellitus by Sraboni Mazumder, Md. Shariful Alam Jilani, Lovely Barai, KM Shahidul Islam

“…Protective immune response in human melioidosis is not clearly understood yet. In this study, serum IgM/IgG and bactericidal antibody response to B. pseudomallei were determined in diabetic patients with acute localized abscess and septicemia. …”
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Type III Mixed Cryoglobulinemia and Antiphospholipid Syndrome in a Patient With Partial DiGeorge Syndrome by Alice D. Chang, Raffi Tachdjian, Kerry Gallagher, Deborah K. McCurdy, Charles Lassman, E. Richard Stiehm, Ora Yadin

“…Coagulation studies revealed homozygous methylene tetrahydrofolate reductase 677TT mutations, elevated cardiolipin IgM antibodies, and elevated β2-glycoprotein I IgM antibodies. …”
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Seroprevalence of Toxoplasma gondii in Women Who Have Aborted in Comparison with the Women with Normal Delivery in Ahvaz, Southwest of Iran by J. Saki, N. Mohammadpour, F. Moramezi, S. Khademvatan

“…Sera from 130 women with abortion and sera of 130 women with normal delivery were tested for IgG and IgM anti-Toxoplasma gondii antibodies by ELISA method. …”
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Serological Evidence of Hepatitis B and E and Dengue Coinfection in Chadian Patients and Impact on Lipidemia Profile by Alexandre Kanga Djasrabe, Borris Rosnay Tietcheu Galani, Moussa Mahamat Ali, Fissou Henry Yandai, Bessimbaye Nadlaou, Mayann Habkreo, Nicolas Yanou Njintang

“…From February to May 2021, 179 subjects were recruited from the Department of Gastroenterology and Internal Medicine of the National Reference University Hospital of N’Djamena and tested for viral hepatitis markers, including HBsAg and IgM/IgG anti-HEV and dengue infection, using the NS1/IgM/IgG kit. …”
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Isolation and function of a human endothelial cell C1q receptor by M. R. Daha, L. Dunn, R. van den Berg, Y. Muizert-de Lange, A. Gerritsen, L. A. van Es

“…Previously, the authors showed that C1q induces the binding of IgM-containing immune complexes to EC. Therefore, it was hypothesized that during a primary immune response generation of IgM-IC may occur, resulting in binding and activation of C1, dissociation of activated C1 by C1 inhibitor and subsequent interaction of IgM-IC bearing C1q with EC–C1qR.…”
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