2017 · Paper V · 10 marksFrequently asked

What are monoclonal antibodies ? How are they useful in detecting parasitic diseases ?

In short

Monoclonal antibodies are identical antibodies against a single antigen, produced by the hybridoma technique that Kohler and Milstein developed in 1975. Their specificity lets them identify parasites such as Plasmodium, Leishmania and Wuchereria, power rapid point-of-care tests for malaria and pair with PCR when parasite load is low.

Model answer

Ghissu Editorial · Verified 4 Oct 2026

Introduction
Monoclonal antibodies (mAbs) have revolutionized parasitic disease diagnosis by offering high specificity and rapid detection, which are crucial for addressing public health challenges in India and Andhra Pradesh. Their ability to target unique parasite antigens enhances diagnostic accuracy beyond conventional methods.
Institutional Capacity and Scientific Development
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Hybridoma Technology Foundation

Developed by Kohler and Milstein in 1975, hybridoma technology enables continuous production of uniform mAbs by fusing antibody-producing lymphocytes with myeloma cells. This breakthrough underpins India’s immunodiagnostic research and applications.

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Policy and Institutional Support

Government initiatives like MedTech Mitra21 and the Pradhan Mantri - Ayushman Bharat Health Infrastructure Mission have accelerated the development and deployment of mAb-based diagnostic kits. These are integrated into national programs such as the National Leprosy Eradication Programme3 and the Intensified Malaria Elimination Project, enhancing disease detection capacity in Andhra Pradesh.

Practical Applications and Diagnostic Outcomes
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Surveillance Integration and Enhanced Sensitivity

mAb diagnostics support the Test, Treat, Track strategy4, enabling timely public health responses and aiding malaria elimination efforts. Combining mAbs with molecular methods like PCR further improves sensitivity, allowing early detection even at low parasite loads.

Way Forward
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Public-Private Partnerships

Encouraging collaboration between government research bodies and private biotech firms in Andhra Pradesh can accelerate commercialization and distribution of affordable mAb diagnostic kits, expanding access and impact.

Conclusion
Monoclonal antibodies are vital for improving parasitic disease detection and control in India and Andhra Pradesh, offering specificity, speed, and adaptability. Their integration into public health strategies advances health infrastructure and supports disease elimination goals aligned with Sustainable Development Goal 3.

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Hand-drawn diagram: Hybridoma technique. Hybridoma technique. Flow: Antibody-making lymphocyte → Fused with myeloma cell → Immortal hybridoma line → Monoclonal antibody → Rapid parasite tests
Diagram: Hybridoma technique

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