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As the world is confronted with the emergence and re-emergence of zoonotic infectious diseases, the need for powerful diagnostic and monitoring tools has become imperative. The monkeypox virus (MPXV), a zoonotic virus that has attracted increased global attention recently, is one such pathogen that requires detailed investigation in this respect. In particular, understanding the dynamics of infection, as well as the vaccine intervention efficacy, is critical for public health research and practice. The monkeypox virus IgM ELISA kit, which forms the basis of this research, is a sensitive and specific tool for monitoring recent MPXV infection and immune responses to vaccination. This resource page provides an in-depth exploration of this vital reagent, discussing the principles and applications of this assay, as well as the advantages and significance of this assay in vaccine efficacy studies.
Figure 1. Schematic structure of Monkeypox Virus. (Harapan, Harapan, et al. 2022)
The resurgence of zoonotic infectious diseases and the introduction of new and emerging infectious diseases require high vigilance and preparedness, with a key approach being through powerful diagnostic tools and resources. The current focus of this article is on the poxvirus IgM ELISA kit, which is a very important reagent that can help meet the needs of public health research and practice. Especially, this kit is an important tool for monitoring recent MPXV infections and vaccine induced immune responses.
Figure 2. Route of Transmission. (Harapan, Harapan, et al. 2022)
Monkeypox virus is a Poxvirudae virus of the Orthopoxvirus genus. It is a double stranded DNA virus, with a genome length of about 197kb.
Monkeypox virus can be further classified into two evolutionary branches: (1) Branch I, also known as the Central African branch or Congo Basin branch in the past; (2) Branch II, also known as the West African branch in the past, which can be further divided into IIa and IIb branches. The strain that caused the outbreak of monkeypox in non endemic regions of the world in 2022 is from the IIb branch. There are currently many sub branches in the IIb branch, including sub branches A.1, A.2, B.1, and so on. Monkeypox virus is resistant to dryness and low temperatures, and can survive for several months on scabs, soil, clothing, bedding and other surfaces. The virus is sensitive to heat and can be inactivated by heating to 56 ℃ for 30 minutes or 60 ℃ for 10 minutes. 75% ethanol, chlorine containing disinfectants, peracetic acid and other commonly used disinfectants, as well as ultraviolet radiation, can effectively inactivate the virus. It is sensitive to hydrogen peroxide, sodium hypochlorite, glutaraldehyde, phthalaldehyde and other substances.
Monkeypox virus is a member of the Orthopoxvirus genus within the Pox family. It is a structurally complex, double stranded DNA virus. Monkeypox virus can infect multiple mammalian hosts. Infection in humans often occurs through direct contact with infected animals such as rodents or primates, or through contact with infected individuals' bodily fluids or lesions. Symptoms of monkeypox in humans include fever, headache, muscle soreness, back pain, lymphadenopathy, and rash at different stages of disease progression.
The process of developing a monkeypox vaccine is a multi-step and complex process. Scientists are currently exploring various vaccine platforms, including attenuated live vaccines, inactivated vaccines, and subunit vaccines. Attenuated live vaccines contain a weakened form of the virus that can still stimulate an immune response but is unlikely to cause serious illness. The goal of vaccine development is to create a product that can induce a strong and long-lasting immune response that can protect individuals from monkeypox virus infection. This process requires careful selection of vaccine antigens, optimization of vaccine formulations, and rigorous testing in preclinical and clinical studies.
Rapid diagnostic tests (RDTs), such as colloidal gold based lateral flow immunochromatographic detection, are used for rapid screening of monkeypox. These tests are easy to use and can provide results within minutes, but they are not as sensitive or specific as ELISA kits.
Real time PCR is a highly sensitive and specific method for detecting the genetic material of monkeypox virus. It is particularly useful for confirming the presence of viruses in clinical samples. However, it does not provide information about immune reactions, making it a supplementary tool for ELISA kits.
The IgG ELISA kit is another important tool for studying vaccine efficacy. Although IgG is usually the second antibody produced after IgM, it is more stable and long-lasting. Detecting IgG antibodies can provide a deeper understanding of long-term immune responses and the effectiveness of enhancers.
Our monkeypox virus IgM ELISA kit is designed to support the entire virus detection cycle. These solutions utilize innovative detection chemistry and proprietary antibody pairs to provide excellent sensitivity and extremely low cross reactivity, ensuring reliable data even in the most challenging sample types. The main products include:
| ELISA Kit | Application |
| Human Anti-MPV IgM (Anti-Monkeypox Virus IgM) ELISA Kit | For quantitative detection of Anti-MPV IgM in serum, plasma and other biological fluids. |
| Standard Curve |  |
| Anti-Monkeypox Virus Monoclonal antibody | Human Anti-Monkeypox Virus Monoclonal antibody for ELSIA |
1. Sample Preparation – Dilute serum/plasma in provided buffer.
2. Incubation – Add samples to antigen-coated wells (1 hour, 37°C).
3. Washing – Remove unbound material (3x wash steps).
4. Conjugate Addition – Incubate with enzyme-linked anti-human IgM (1 hour, 37°C).
5. Substrate Reaction – Add TMB substrate (15-20 min, RT in dark).
6. Stop Solution & Reading – Measure absorbance at 450 nm.
High sensitivity
The monkeypox virus IgM ELISA kit is designed to detect even low levels of IgM antibodies in samples. This high sensitivity is important for capturing early immune responses to vaccination or infection.
Specificity
Specificity is another important feature of this kit. The use of well-defined and purified monkeypox virus antigens helps ensure that the kit only detects IgM antibodies specific to monkeypox virus, minimizing the risk of false positive results as much as possible.
Reproducibility
Repeatability is critical for any assay that will be used for vaccine efficacy research. The monkeypox virus IgM ELISA kit has been designed to produce consistent results in different laboratories and testing runs.
The monkeypox virus IgM ELISA kit plays a crucial role in vaccine research, epidemic monitoring, and clinical diagnosis. It offers a sensitive method for detecting early IgM reactions in individuals, which can be used to evaluate vaccine efficacy and understand the immune dynamics of monkeypox infection. For researchers working on next-generation monkeypox vaccines or public health monitoring efforts, the monkeypox virus IgM ELISA kit provides a standardized and efficient solution for serological testing.
Reference
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