Clinical applications:

1. To evaluate the morphological characteristics of human sperm;

2. The normal reference value recommended by the World Health Organization (WHO): normal sperm >4%.

Principles of test:

1. Oxaanthracene in the dye solution is an acid dye and thioazabenzene is an alkaline dye. The two dyes can

     make sperm show different colors after selective adsorption with sperm protein;

2. The basic proteins in sperm cytoplasm were peach red in combination with oxaanthracene; The acid protein

    is fuchsia in combination with thioazabenzene.

Features:

• No special equipment is required and it is suitable for laboratories at all levels;
• Equipped with special dyeing cylinder, easy and fast operation;
• The method recommended by who was adopted, and the test results were accurate;
• Results it was easy to read and completed within 5 minutes. The results were observed under the naked eye microscope.

Test effect:

Results: the acrosomal region of spermatozoa was light purple, the non acrosomal region was dark purple, and the tail was light red.