{"title":"Sarra Ben Rejeb, MD - Early Career Prize Winner 2025.","authors":"","doi":"10.1080/15321819.2026.2691337","DOIUrl":"https://doi.org/10.1080/15321819.2026.2691337","url":null,"abstract":"","PeriodicalId":15990,"journal":{"name":"Journal of immunoassay & immunochemistry","volume":"47 3","pages":"167-168"},"PeriodicalIF":0.0,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148912330","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Mohamed El-Far, Helmy Gamal, Ashraf A Tabll, Amr Abouzid, Mohamed A Abdelrazek
{"title":"Elevated parathyroid hormone-related peptide serum levels were associated with breast cancer tumor progression.","authors":"Mohamed El-Far, Helmy Gamal, Ashraf A Tabll, Amr Abouzid, Mohamed A Abdelrazek","doi":"10.1080/15321819.2026.2673316","DOIUrl":"10.1080/15321819.2026.2673316","url":null,"abstract":"<p><p>Parathyroid hormone-related protein (PTHrP), recognized for its role in humoral hypercalcemia, has emerged as a potential prognostic biomarker in breast cancer (BC) due to its influence on tumor growth and metastasis. This study investigates the relationship between serum PTHrP levels and BC worse outcomes among Egyptian women. The study included 150 Egyptian women (90 BC patients, 30 with benign breast diseases, and 30 healthy controls). BC patients (12 ± 4.05) exhibited significantly (<i>p</i> < 0.0001) elevated PTHrP levels (pg/mL) compared to benign (7.1 ± 1.9) and healthy (2.9 ± 0.8) controls. PTHrP levels were strongly associated with BC progression including tumor late stages (14.6 ± 4.7 <i>vs</i>. 10 ± 1.7), lymph node invasion (13.1 ± 4.3 <i>vs</i>. 9.4 ± 1.4), distant metastasis (16.9 ± 4.7 <i>vs</i>. 10.6 ± 2.6), high grades (15.8 ± 5.2 <i>vs</i>. 10.34 ± 1.7) and large size (13.2 ± 4.3 <i>vs</i>. 9.4 ± 1.2). Moreover, PTHrP levels were significantly associated with negative estrogen (<i>p</i> = 0.0067), progesterone (<i>p</i> = 0.0057) receptors and HER2 (<i>p</i> = 0.0015) status. PTHrP was significantly correlated with CEA (<i>r</i> = 0.312; <i>p</i> = 0.0001) and CA 15.3 (<i>r</i> = 0.293; <i>p</i> = 0.0029) in BC patients. In conclusion, elevated PTHrP levels are associated with BC severity in Egyptian women, suggesting that integrating PTHrP, in practice, with other established measurements could provide a comprehensive biomarker profile and may improve early detection of disease progression and aid in treatment planning, particularly in resource-constrained settings.</p>","PeriodicalId":15990,"journal":{"name":"Journal of immunoassay & immunochemistry","volume":" ","pages":"219-231"},"PeriodicalIF":0.0,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147959797","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Andriansjah Rukmana, Jongga Adiyaksa, Fithriyah Sjatha, Yayi Dwina Billianti, Wahyu Agung Pratama, Eni Nolia
{"title":"pcDNA3.1-<i>rpfB</i> or pcDNA3.1-<i>rpfD</i> recombinant DNA prevents <i>Mycobacterium tuberculosis</i> infection in BALB/c mice.","authors":"Andriansjah Rukmana, Jongga Adiyaksa, Fithriyah Sjatha, Yayi Dwina Billianti, Wahyu Agung Pratama, Eni Nolia","doi":"10.1080/15321819.2025.2611008","DOIUrl":"10.1080/15321819.2025.2611008","url":null,"abstract":"<p><p>Tuberculosis (TB) is caused by an infection with <i>Mycobacterium tuberculosis</i>. The Bacille Calmette-Guérin (BCG) vaccine is used to treat TB. However, its efficacy varies in different countries. A new TB vaccine is urgently required to inhibit the spread of TB infection. DNA vaccines are promising for providing an immune response against the disease. The resuscitation-promoting factors B and D (<i>rpfB</i>/<i>rpfD</i>) genes are promising vaccine candidates. In this study, the vaccine candidates pcDNA3.1-<i>rpfB</i> and pcDNA3.1-<i>rpfD</i> were evaluated for their ability to inhibit <i>M. tuberculosis</i> infection in BALB/c mice. Epitope analysis indicates that the recombinant protein sequences of RpfB and RpfD used in this study possess epitopes recognized by T and B lymphocytes. Although the presence of <i>M. tuberculosis</i> cells in lung tissue was not detected, histopathological analysis revealed the absence of lymphoid aggregates in mice vaccinated with pcDNA3.1-<i>rpfB</i> or pcDNA3.1-<i>rpfD</i>, in contrast to those administered with phosphate-buffered saline or pcDNA3.1. In addition, analysis of the humoral immune response showed the highest IgG2a antibody titer in mice immunized with both vaccine candidates. These results support our previous findings, which indicate that pcDNA3.1-<i>rpfB</i> and pcDNA3.1-<i>rpfD</i> have considerable potential as TB vaccine candidates.</p>","PeriodicalId":15990,"journal":{"name":"Journal of immunoassay & immunochemistry","volume":" ","pages":"77-95"},"PeriodicalIF":0.0,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145906014","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Evaluation of antithyroid antibodies and interferon gamma levels in euthyroid women with primary idiopathic infertility.","authors":"Malak Rasheed, Roua Jamal","doi":"10.1080/15321819.2026.2701082","DOIUrl":"10.1080/15321819.2026.2701082","url":null,"abstract":"<p><p>Primary idiopathic infertility remains challenging due to overlooked subclinical immunological factors. The purpose of this study was to examine the effects of interferon-gamma (IFN-γ) levels and Anti-Thyroid Peroxidase (Anti-TPO) antibodies on the reproductive outcomes of euthyroid women. The study included 90 participants (60 patients,30 controls). A comprehensive hormonal profile, including AMH, TSH, FSH, LH, prolactin, and estradiol, was assessed in all participants to ensure normal endocrine function. However, serum Anti-TPO levels exhibited a statistically significant elevation in the infertile group compared to the controls (<i>P</i> = 0.0002). According to AMH (<i>r</i> = -0.58), correlation analysis showed a strong negative relationship between Anti-TPO titers and ovarian reserve. Additionally, multiple binary logistic regression identified Anti-TPO as a strong independent predictor of primary idiopathic infertility. Furthermore, receiver operating characteristic (ROC) curve analysis demonstrated that Anti-TPO exhibits a good diagnostic accuracy with an area under the curve (AUC) of 0.759. These findings indicate that subclinical thyroid autoimmunity is closely associated with a decreased ovarian reserve despite normal TSH levels. In order to better identify individuals who may benefit from early immunomodulatory therapy, the research recommends that Anti-TPO antibody screening be incorporated into the routine diagnostic evaluation for idiopathic infertility.</p>","PeriodicalId":15990,"journal":{"name":"Journal of immunoassay & immunochemistry","volume":" ","pages":"354-365"},"PeriodicalIF":0.0,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148421682","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Exploring the therapeutic potential of syringaldehyde in imiquimod-induced psoriasis model in mice via NF-κB pathway inhibition.","authors":"Meeral Gosia, Angel Godad, Akshata Pahelkar, Gaurav Doshi","doi":"10.1080/15321819.2025.2584190","DOIUrl":"10.1080/15321819.2025.2584190","url":null,"abstract":"<p><p>Psoriasis is characterized by increased levels of pro-inflammatory cytokines, including TNF-α, IL-1β, IL-17A, and NF-κB, as well as keratinocyte hyperproliferation and epidermal thickening. Its pathophysiology is significantly influenced by oxidative stress and abnormal activation of redox-sensitive signaling pathways, such as NF-κB and MAPK. The present study examined the potential of Syringaldehyde (SYD) in the imiquimod (IMQ) induced psoriasis model. Psoriasis Area Severity Index (PASI) scores, back skin thickness, and spleen hypertrophy decreased at dose levels of SYD 25, 50, and 100 mg/kg. Furthermore, a significant reduction in PASI scores following SYD administration indicated a marked improvement in the disease severity and lesion morphology. High-affinity binding of SYD to NF-κB (PDB ID: 4KIK; -34.76 kcal/mol) and MAPK (PDB ID: 1A9U; -32.87 kcal/mol) was found by molecular docking, indicating interference with nuclear translocation and phosphorylation processes. The treatment groups 50 mg/kg and 100 mg/kg indicated restoration of normal histological features. The biochemical evaluation showed decrease in NF-κB, IL-1β, TNF-α, and IL-17 on treatment with SYD. Thus, SYD appears to be a potential therapeutic option for psoriasis, but additional research is needed to confirm its efficacy and safety.</p>","PeriodicalId":15990,"journal":{"name":"Journal of immunoassay & immunochemistry","volume":" ","pages":"33-59"},"PeriodicalIF":0.0,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145452144","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Abdulmujeeb D Opatola, Oluseyi A Olayinka, Esther O Awodire, Emmanuel O Owolabi, Bolutife Popoola, Olubusuyi M Adewumi
{"title":"Rubella IgG and IgM sero-quantitative profiles of pregnant women attending University College Hospital and Adeoyo Maternity Teaching Hospital in Ibadan, Nigeria.","authors":"Abdulmujeeb D Opatola, Oluseyi A Olayinka, Esther O Awodire, Emmanuel O Owolabi, Bolutife Popoola, Olubusuyi M Adewumi","doi":"10.1080/15321819.2026.2661748","DOIUrl":"10.1080/15321819.2026.2661748","url":null,"abstract":"<p><p>Rubella virus (RUBV), a contagious viral infection with teratogenic potential, poses a significant risk to pregnant women due to its potential to cause Congenital Rubella Syndrome (CRS). Rubella remains endemic in resource-constrained regions of the world, including Nigeria. This study aimed to determine the seroprevalence of Rubella-specific IgG and IgM antibodies among pregnant women in Ibadan, Oyo State, Nigeria. A cross-sectional study was conducted among 276 consenting pregnant women attending Antenatal Clinics at University College Hospital and Adeoyo Maternity Teaching Hospital in Ibadan. Blood samples were collected and analyzed using IDEAL RV-IgG and RV-IgM ELISA kits to detect Rubella virus-specific antibodies. Socio-demographic data were obtained using structured questionnaires, and statistical analysis was done to test associations at a <i>p</i>-value ≤ 0.05. Overall, 264 (95.65%) participants tested positive for Rubella IgG antibodies, indicating widespread immunity, while 6 (2.17%) tested positive for Rubella IgM antibodies, indicative of recent infection. Significantly, 1 (0.36%) tested positive for Rubella IgM antibodies in her first trimester, suggesting heightened risk of rubella infection and CRS. IgG seropositivity showed a statistically significant association (<i>p</i> < 0.001) with some occupations. Study results show high levels of Rubella immunity among pregnant women in Ibadan, likely due to prior exposure, and confirm recent infections with the detection of IgM antibodies in some of the participants, thus underscoring the urgent need for intervention.</p>","PeriodicalId":15990,"journal":{"name":"Journal of immunoassay & immunochemistry","volume":" ","pages":"208-218"},"PeriodicalIF":0.0,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147773559","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Nesreen G Elhelbawy, Basant F Saad, Ibrahim El Tantawy El Sayed, Bishoy El-Aarag, Marwa M Khalil
{"title":"The association between single-nucleotide polymorphisms of FDPS Rs2297480 and MECP2 Rs2734647 genes and the susceptibility to rheumatoid arthritis in Egyptian patients.","authors":"Nesreen G Elhelbawy, Basant F Saad, Ibrahim El Tantawy El Sayed, Bishoy El-Aarag, Marwa M Khalil","doi":"10.1080/15321819.2026.2624657","DOIUrl":"10.1080/15321819.2026.2624657","url":null,"abstract":"<p><strong>Background: </strong>Rheumatoid arthritis (RA) has a complex etiology that involves environmental and genetic variables. The identification of new genetic connections contributes to accelerating the development of customized medications to treat or delay the progression of diseases.</p><p><strong>Objective: </strong>We aimed to assess the relationship between rheumatoid arthritis susceptibility and genetic variations of the Farnesyl Diphosphate Synthase (FDPS) and methyl CpG binding protein 2 (MECP2) genes.</p><p><strong>Patients and methods: </strong>100 patients with rheumatoid arthritis and 100 healthy control subjects participated in this case-control research. Genetic analyses for single-nucleotide polymorphisms (SNPs) in the FDPS and MeCP2 genes were performed on the patients.</p><p><strong>Results: </strong>In terms of FDPS genetic polymorphisms, the sick group had greater frequencies of the TG and GG genotypes, whereas the control group had a higher frequency of the TT genotype. The CC genotype was more common in the control group, but the TC and TT genotypes were more common in the sick group concerning MECP2 genetic polymorphisms.</p><p><strong>Conclusion: </strong>For rheumatoid arthritis, the FDPS (rs2297480) TT genotype seemed to be protective. An increased risk of rheumatoid arthritis was linked to the MECP2 (rs2734647) TT genotype, but the CC genotype seemed to be protective against the condition.</p>","PeriodicalId":15990,"journal":{"name":"Journal of immunoassay & immunochemistry","volume":" ","pages":"97-112"},"PeriodicalIF":0.0,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146197774","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Seroprevalence of chikungunya virus infection and co-occurrence with malaria among patients with febrile illness in Oguma, the middle belt region of Nigeria.","authors":"Matthew Jere Daudu, Cornelius Arome Omatola","doi":"10.1080/15321819.2026.2661007","DOIUrl":"10.1080/15321819.2026.2661007","url":null,"abstract":"<p><p>Globally, chikungunya virus infection has become a major public health concern due to the frequent epidemics and increased introduction into new regions. The current study provided a baseline report of chikungunya virus infection and its co-infection in the previously unexplored Oguma, Bassa Local Government Area. Blood samples and relevant sociodemographic variables were obtained from a cross-section of 200 febrile patients. Samples were screened serologically for chikungunya virus antibodies and microscopically for malaria parasites. Overall, anti-chikungunya virus antibodies were detected in 9(4.50%), out of which IgM and IgG were 4(2.0%) and 5(2.5%), respectively. Three (1.5%) of the patients with active chikungunya virus infection were co-infected with malaria, while 1(1.0%) was positive for viral mono-infection. Sixty (30%) patients in the study had malaria alone. Active cases of chikungunya virus infection were observed in males only [4(4.3%) vs 0(0.0%)], who also showed evidence of previous viral infection [3(3.3%) vs 2(1.9%)]. Among the small group of positive cases, rash and back pain were frequently observed alongside active chikungunya virus infection (<i>p</i> < 0.05). Our study confirms the circulation of the chikungunya virus in the unexplored Oguma area, though at a low level when compared to other epidemiological investigations elsewhere in the country.</p>","PeriodicalId":15990,"journal":{"name":"Journal of immunoassay & immunochemistry","volume":" ","pages":"193-207"},"PeriodicalIF":0.0,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147773620","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Yousra R Shalaby, Nora T El-Zohery, Rasha R Mostafa
{"title":"Evaluation of CD14 expression in local recurrence in women with breast cancer (histopathological and immunohistochemical study).","authors":"Yousra R Shalaby, Nora T El-Zohery, Rasha R Mostafa","doi":"10.1080/15321819.2026.2695031","DOIUrl":"10.1080/15321819.2026.2695031","url":null,"abstract":"<p><p>Breast cancer (BC) is the most frequent cancer among women globally. CD14 high expression levels are associated with more aggressive behavior. The study aims to assess CD14 expressions in locally recurrent breast cancer and corresponding primary tumors whenever available, both intratumorally and peritumorally, and to analyze its association with clinicopathological features. This retrospective cross-sectional study included 55 cases of women with locally recurrent breast cancer. They were immunohistochemically stained using anti-CD14 antibody. Statistical associations between CD14 expression and available clinicopathological data were done. Immunoexpression of CD14 was positive peritumorally in (50.9%) of the recurrent breast cancer cases. In the 18 available corresponding primary breast cancer, CD14 was positive only in 2 cases (11.1%) peritumorally. There was significant association between CD14-positive peritumoral immunohistochemical expression with molecular subtype (luminal B), Ki67 (≥14) and the early recurrence time (≤5 years), <i>P</i> values were (0.002, <0.001 & 0.042) respectively. Peritumoral CD14 positivity was significantly higher in recurrent breast cancer cases (50.9%) than in available primary ones (11.1%). CD14 positivity was higher in recurrent than in primary breast cancer, and its statistically significant association with early recurrence and high Ki67 suggests a potential role in breast cancer progression.</p>","PeriodicalId":15990,"journal":{"name":"Journal of immunoassay & immunochemistry","volume":" ","pages":"264-278"},"PeriodicalIF":0.0,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148352308","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Correlation of antimicrobial peptide Human β Defensin-2 with clue cell appearance and the type of culture isolate in women with spontaneous and recurrent pregnancy losses.","authors":"Hind M Al-Khazrajy, Siham Sh Al-Salihi","doi":"10.1080/15321819.2025.2549270","DOIUrl":"10.1080/15321819.2025.2549270","url":null,"abstract":"<p><p>Human β Defensin-2 (HBD2) is an Antimicrobial peptide (AMP) that serves a dual function in host defense and fertility. On the other hand, a plethora of microbial infectious agents have been associated with an increased risk of spontaneous abortion (SA). This study examined the impact of HBD-2 on women with SA with a particular focus on its relationship with clue cells and other microbial infections. 100 women aged 17-50 with a history of SA participated. We utilized two vaginal swabs. They were cultivated first. The Vitek2 technique was used after biochemical tests identified the isolates. vaginosis diagnosed by Amsel criteria. Serum HBD-2 levels were measured using Enzyme-linked immunosorbent assay (ELISA). An association was observed between bacterial vaginosis and SA in the second trimester. HBD-2 levels fell with age. Women with five or more abortions had lower HBD-2 levels (<i>p</i> = 0.034). In cases containing clue cells, HBD-2 averaged 586.0 pg/mL, whereas in cases without clue cells, it decreased (<i>p</i> = 0.007). Gram-negative bacterial infections decreased HBD-2. During fungal infection, HBD-2 levels dropped to 176.1 pg/ml. A significant relationship was observed between HBD2 levels and vaginitis, suggesting its potential as a biomarker and diagnostic tool for reproductive health.</p>","PeriodicalId":15990,"journal":{"name":"Journal of immunoassay & immunochemistry","volume":" ","pages":"18-32"},"PeriodicalIF":0.0,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144956976","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}