About Us



Plant Cell Technology, Inc. develops, produces and markets innovative solutions for commercial and research plant tissue culture laboratories and plant growers. 

Our flagship product, PPM™ (Plant Preservative Mixture), is a broad-spectrum biocide/fungicide for plant tissue culture. PPM™ is the ultimate solution to the ongoing struggle against microbial airborne, waterborne and endogenous contamination. For information on PPM, click here.


Yoni Kalin

Yoni Kalin joined Plant Cell Technology in June 2018 as VP of Operations & Business Development. Yoni has a Bachelors in Business Administration from the University of Michigan Ross School of Business. Yoni concurrently works as the VP of Business Development for Trade Compliance group, which provides a wide range of trade consulting and educational training services.

Contact Yoni for: Distribution, Sales and Advertising related needs

Dr. Assaf Guri

The principal PCT scientist involved in the development of the PPM™ application is Dr. Assaf Guri. Dr. Assaf Guri holds degrees in genetics, applied genetics and plant breeding from the Hebrew University in Jerusalem and Michigan State University in the US. Before joining Plant Cell Technology, Inc., Dr. Guri worked with the Volcani Agricultural Research Center in Israel, Michigan State University in East Lansing, Michigan and DNAP in New Jersey.