Scientist Adding Fluid to Blood Sample in Test Tube

Close up shot of a person in a lab coat adding a liquid to a test tube filled with blood. The individual is wearing blue gloves and carefully uses a pipette to add the substance. The background is a brightly lit laboratory setting. This footage is well-suited for use in projects related to medical research, blood testing, and scientific experiments. It could be used to highlight themes of health, innovation, and discovery.