Untitled 1
Protists
Our company was founded on the development and shipment of protozoan cultures. We have an outstanding reputation for pure, high-quality cultures.
Custom Culture Media and Formulations
If you need a biological culture media or formulation that is not in our catalog, we can custom-prepare them for you. We will provide the pre-sterilized media in bottles, plates, or tubes. Simply provide the recipe and the packaging specifications and we will quote you a price. Call 800.227.1150 ext. 6308 or email tara.poteat@carolina.com to get started. We cannot provide media that are extremely exotic or contain hazardous chemicals. Customer must assume full responsibility for accepting custom-made formulations. Please allow 2 to 3 weeks for delivery after receipt of order.

Cultures You Can Count On
We maintain the largest inventory of algae
cultures in the industry, each guaranteed for purity, available for immediate delivery.


Demonstrate Algal Phototaxis in Your Classroom
Because light is essential for photosynthesis, many algae have developed phototactic responses. An algal cell can have either a positive phototactic response (it moves toward light) or a negative phototactic response (it moves away from light).