Which of the following reagents is used to enhance the agglutination reaction in blood grouping tests?

A Saline solution

B Albumin solution

C Gelatin solution

D Polybrene solution ✓

Explanation

Polybrene is a cationic polymer that enhances the agglutination reaction by neutralizing the negative charge on red blood cells, allowing for stronger antigen-antibody interactions.

Source

Clinical Hematology textbook

Hematology Hematology: Blood Grouping and Crossmatching Hematology: Blood Grouping and Crossmatching Easy MEDICAL Confidence: high

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Which of the following reagents is used to enhance the agglutination reaction in blood grouping tests?

Explanation

Source

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